{
  "response": {
    "Key": "DTT-PHL",
    "orig": {
      "code": "DTT",
      "type": "airport",
      "city": "Detroit",
      "fullCity": "Detroit, Michigan",
      "airport": "Detroit Metro Airport"
    },
    "dest": {
      "code": "PHL",
      "type": "airport",
      "city": "Philadelphia",
      "fullCity": "Philadelphia, Pennsylvania",
      "airport": "Philadelphia Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Detroit to Philadelphia?",
        "answer": "The flight from Detroit to Philadelphia is about 450 miles and typically takes 1 hour 41 minutes. In the return direction, the median flight time is 1 hour 50 minutes, with the westbound leg being slightly longer due to prevailing winds.",
        "methodology": "Carrier service, flight times and distances for this route come from our flight-schedule database, which draws on published airline timetables, U.S. government schedule data, and observed operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q1": {
        "question": "Are there any direct flights from Detroit to Philadelphia?",
        "answer": "American, Delta, and Frontier all fly nonstop from Detroit to Philadelphia, with daily service on American and Delta and four‑day‑a‑week service on Frontier (Monday, Thursday, Friday, Sunday). Together they operate over 170 weekly nonstops, and the typical flight time is about 1 hour 40 minutes.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours. Carrier service, flight times and distances for this route come from our flight-schedule database, which draws on published airline timetables, U.S. government schedule data, and observed operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold. Red-eye flights are identified from scheduled local departure and arrival times in our flight-schedule database — built from published airline timetables and official schedule data, including U.S. Department of Transportation records for domestic routes — flagging services that depart late at night and arrive the following morning; for connecting itineraries the red-eye is based on the timing of the overnight long-haul leg. Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule",
          "redeye_flights",
          "route_aircraft"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Philadelphia?",
        "answer": "Philadelphia International Airport (PHL) is 7 miles from Center City, with the SEPTA Airport Line providing the fastest and most-used connection, reaching downtown in about 25 minutes for under $7. Taxis and ride-shares like Uber and Lyft are available on demand, typically taking 20–30 minutes and costing $25–$35 to Center City. Rental car counters are on-site for those who prefer to drive, and shared shuttle vans offer a budget-friendly alternative. The train is the go-to for most travelers thanks to its speed and low cost, while driving or a ride-share may be better with heavy luggage or late at night.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.phl.org/Pages/HomePage.aspx",
            "title": "PHL Philadelphia International Airport | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png",
            "time_published": "2026-07-14T18:42:29Z"
          },
          {
            "url": "https://www.phl.org/",
            "title": "PHL Philadelphia International Airport | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png",
            "time_published": "2026-07-14T18:42:29Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Northeast_Philadelphia_Airport",
            "title": "Northeast Philadelphia Airport",
            "time_published": "2026-07-06T00:50:56Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Philadelphia%20International%20Airport",
            "title": "Philadelphia International Airport",
            "time_published": "2026-05-01T12:23:05Z"
          },
          {
            "url": "https://www.phl.org/media/1869",
            "title": "City Mask Mandate | PHL.org",
            "time_published": "2026-01-01T00:00:00Z"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Detroit to Philadelphia?",
        "answer": "On the Detroit to Philadelphia route, the cheapest month to fly is January at about $209 on average, with February ($216) and October ($225) also among the least expensive. May is the priciest month at roughly $254, followed by March and April at about $243 each. Overall, the low season runs January, February, October, and August, while the high season spans April through June plus March and May.",
        "methodology": "This seasonal price baseline is a 365-day daily curve of typical round-trip fares for the route, precomputed monthly in-house from Priceline's own air booking-summary archive (the same data that backs the site), not a third party. For each calendar day we take a representative round-trip fare — a blend of the 25th-percentile and average ticket price over the route's bookings — and Gaussian-smooth the series so it reads as a clean seasonal trend rather than day-to-day noise. Thin and international routes are neighbor-filled: the seasonal shape is borrowed from the nearest dense routes (by origin-and-destination great-circle distance) with the price level anchored to the route's own bookings, so a sparse route still shows a plausible curve. It reflects current fares and is refreshed monthly.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Detroit to Philadelphia?",
        "answer": "For Detroit to Philadelphia, the best fares are typically found when booking 3 to 6 weeks before departure, with the absolute lowest prices around 25 days out at roughly $146. Booking more than 10 weeks ahead or within a week of the flight tends to cost notably more, and prices can rise further during summer and holiday peaks, so aiming for that 3-6 week window is your best bet.",
        "methodology": "This booking-window guidance comes from the same monthly in-house analysis of Priceline's own air booking-summary archive. It expresses the typical round-trip fare as a function of how many days before departure a trip is booked — from about 180 days out down to the day of departure — aggregating the route's bookings by advance-purchase days and Gaussian-smoothing the curve the same way as the seasonal baseline. From that curve we highlight the stretch of lead times with the lowest average fare as the suggested booking window. Thin and international routes are neighbor-filled from the nearest dense routes, with the price level anchored to the route's own bookings. It reflects current fares and is refreshed monthly.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q7": {
        "question": "Which airlines usually operate this route from Detroit to Philadelphia?",
        "answer": "American Airlines, Delta, and Frontier operate nonstop flights from Detroit to Philadelphia. American (including regional partners) offers the most frequent service with up to 121 weekly flights, while Delta and its partners provide up to 75 weekly flights. Frontier flies the route 4 times per week on Mondays, Thursdays, Fridays, and Sundays. Median fares are not provided in the schedule data, so typical prices are not available.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Detroit and Philadelphia?",
        "answer": "Common layover cities between Detroit and Philadelphia include Chicago, Washington D.C., and New York. Chicago offers extensive connections as a major hub, while Washington D.C. and New York provide efficient transfers and frequent flights, keeping total travel time competitive."
      },
      "q9": {
        "question": "How reliable are on‑time arrivals on this route from Detroit to Philadelphia?",
        "answer": "On the Detroit to Philadelphia route, Delta has the best on-time arrival record at 81.9% with a cancellation rate of just 0.5%, followed by American Eagle (operated by PSA Airlines) at 81.6% (3.7% cancellations), Delta Connection (operated by SkyWest) at 77.4% (0.0% cancellations), American Eagle (operated by Republic) at 73.1% (5.3% cancellations), and American at 72.0% (1.6% cancellations). Frontier lacks reliability data for this route.",
        "methodology": "Carrier service, flight times and distances for this route come from our flight-schedule database, which draws on published airline timetables, U.S. government schedule data, and observed operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Philadelphia?",
        "answer": "April to June and September to October offer pleasant temperatures and fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Detroit to Philadelphia?",
        "answer": "Bring a REAL ID or passport for domestic travel, ensure the name matches your ticket, and carry a payment method for baggage. Vaccination certificates are not typically required."
      },
      "q12": {
        "question": "Which airport should I use in Philadelphia?",
        "answer": "Philadelphia International Airport is the only commercial airport serving the city. It is located about 7 miles southwest of downtown and offers flights from all major domestic carriers."
      },
      "q13": {
        "question": "How do I get to Detroit Metro Airport from the city center?",
        "answer": "Detroit Metropolitan Airport (DTW) is about 18 miles from downtown Detroit. The most popular public transit option is the Detroit Air Xpress (DAX) express bus, which runs daily from 3:30 a.m. to 11 p.m. and takes you directly from downtown to either terminal in about 30–45 minutes for a low fare. SMART public buses (Routes 125, 261, and 280) offer a cheaper but slower alternative with multiple stops. Ride‑share services, taxis, and rental cars are readily available and offer door‑to‑door convenience at a higher cost, while on‑airport parking ranges from economy lots to close‑in garages. The DAX bus is generally the fastest and most popular choice for solo travelers, while driving and parking is common for those with early flights or heavy luggage.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://metroairport.com/dtw/other-ground-transportation/public-transportation",
            "title": "Public Transportation | Wayne County Airport Authority",
            "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png"
          },
          {
            "url": "https://metroairport.com/about-dtw",
            "title": "About DTW | Wayne County Airport Authority",
            "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png",
            "time_published": "2026-04-13T12:00:00Z"
          },
          {
            "url": "https://www.faa.gov/air_traffic/publications/atpubs/ntap_feb_18/EC10000.html",
            "title": "Michigan. Detroit Metropolitan Wayne County Airport (DTW) Standard Taxi Routes",
            "time_published": "2018-02-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Detroit%20Metropolitan%20Airport",
            "title": "Detroit Metropolitan Airport",
            "time_published": "2026-04-30T20:15:38Z"
          },
          {
            "url": "https://www.faa.gov/air_traffic/publications/atpubs/ntap_aug_18/EC10000.html",
            "title": "Michigan. Detroit Metropolitan Wayne County Airport (DTW) Standard Taxi Routes"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Philadelphia airport?",
        "answer": "Philadelphia International Airport has a micro-hotel located airside in the connector between Terminals A and B, and a traditional hotel connected to Terminal B. No capsule hotels or sleeping pods are available. Several nearby hotels offer free shuttle service for those who need off-airport accommodations.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.sleepinginairports.net/guides/philadelphia-airport-guide.htm",
            "title": "Philadelphia Airport Guide (PHL) - Sleeping in Airports",
            "time_published": "2026-01-16T18:04:50Z"
          },
          {
            "url": "https://www.phl.org/Pages/HomePage.aspx",
            "title": "PHL Philadelphia International Airport | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png",
            "time_published": "2026-07-14T18:42:29Z"
          },
          {
            "url": "https://sleepinginairports.net/airport-hotels/transit-hotels.htm",
            "title": "Transit Hotels – Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/nitropack_static/oBWrHkPujHTPIaVWqdDSDhClXUyrYhhb/assets/images/optimized/rev-b853180/www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png",
            "time_published": "2026-06-22T14:15:16Z"
          },
          {
            "url": "https://www.phl.org/",
            "title": "PHL Philadelphia International Airport | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png",
            "time_published": "2026-07-14T18:42:29Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Northeast_Philadelphia_Airport",
            "title": "Northeast Philadelphia Airport",
            "time_published": "2026-07-06T00:50:56Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Philadelphia_Municipal_Airport",
            "title": "Philadelphia Municipal Airport",
            "time_published": "2026-07-06T02:22:07Z"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Philadelphia Intl Airport?",
        "answer": "Philadelphia International Airport (PHL) offers free Wi‑Fi throughout all terminals. Prayer rooms and chapels are available, including the Interfaith Chapel located in Terminal E. Currency exchange services are provided by Travelex in Terminals A‑West and B/C.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.phl.org/",
            "title": "PHL Philadelphia International Airport | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png",
            "time_published": "2026-07-14T18:42:29Z"
          },
          {
            "url": "https://www.phl.org/Pages/HomePage.aspx",
            "title": "PHL Philadelphia International Airport | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png",
            "time_published": "2026-07-14T18:42:29Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Philadelphia%20International%20Airport%20stations",
            "title": "Philadelphia International Airport stations",
            "time_published": "2026-02-08T03:51:35Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Airport_Terminal_stations_(SEPTA)",
            "title": "Airport Terminal stations (SEPTA)",
            "time_published": "2026-03-05T22:10:17Z"
          },
          {
            "url": "https://phl.org/about/news/press-releases/node/487",
            "title": "Hotel Association Recognizes Philadelphia International Airport | PHL.org",
            "time_published": "2026-01-01T00:00:00Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Detroit to Philadelphia?",
        "answer": "The nonstop flights between Detroit and Philadelphia are typically operated with the Canadair Regional Jet 900 by American Airlines. On connecting itineraries, common long-leg aircraft include the Boeing 737 MAX 8 and 737-800 (via Chicago O'Hare or Midway on United, American, or Southwest), the Airbus A319 (via Charlotte or Chicago on American or United), and the Embraer 175 (via Washington Dulles on United). The exact aircraft can vary by day and airline, and Wi-Fi and seatback entertainment are widely available across these carriers.",
        "methodology": "Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_aircraft"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Detroit to Philadelphia?",
        "answer": "American Airlines (oneworld) and Delta Air Lines (SkyTeam) fly nonstop from Detroit to Philadelphia, along with Frontier, which is unaffiliated with any global alliance. Star Alliance has no nonstop service on this route, though connecting options may exist.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Detroit?",
        "answer": "At Detroit Metropolitan Wayne County Airport (DTW), departing passengers can access several lounges. Delta operates five Sky Clubs in the McNamara Terminal: four in Concourse A (near gates A43, A18, A38, and A68) and one in Concourse C. The Warren C. Evans Terminal houses a Lufthansa Business Lounge near gate D8, open from 6:00 AM to noon and 5:00 PM to 8:00 PM. Access to Delta Sky Clubs typically requires a same-day Delta first or business class ticket, Delta One, SkyTeam Elite Plus status, or an eligible American Express card. The Lufthansa lounge accepts Priority Pass and certain business class passengers, with a three-hour stay limit.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/DTW",
            "title": "American Express Lounges at Detroit Metropolitan Wayne County Airport | Amex US",
            "time_published": "2026-05-03T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-th/travel/lounges/the-platinum-card/DTW",
            "title": "American Express Lounges at Detroit Metropolitan Wayne County Airport | Amex TH",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county/dtw8-minute-suites",
            "title": "Detroit Metropolitan Airport DTW Lounges - DTW Airport Guide and lounges.  | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://my.prioritypass.com:443/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county/dtw5-lufthansa-business-lounge",
            "title": "Lufthansa Business Lounge DTW AIRPORT Warren C. Evans Terminal Detroit MI Metropolitan Wayne County | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://www.delta.com/us/en/airports/united-states/detroit-sky-club-airport-map",
            "title": "Detroit Metro (DTW) Airport Map & Lounges | Delta Air Lines",
            "time_published": "2023-01-01T00:00:00Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Detroit to Philadelphia?",
        "answer": "On domestic Detroit–Philadelphia flights, Basic Economy often charges for checked bags and may restrict carry‑ons to a personal item only. Standard economy typically allows a carry‑on and personal item, with checked bags available for a fee."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Detroit to Philadelphia?",
        "answer": "On this short domestic route, you'll generally find Economy and possibly standard recliner Business class; flat‑bed seats and Premium Economy are not typically offered."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare; flexible and higher cabins typically offer same‑day changes or standby, while Basic Economy tickets generally do not."
      }
    }
  }
}