{
  "response": {
    "Key": "CHI-DTT",
    "orig": {
      "code": "CHI",
      "type": "airport",
      "city": "Chicago",
      "fullCity": "Chicago, Illinois",
      "airport": "Dupage County"
    },
    "dest": {
      "code": "DTT",
      "type": "airport",
      "city": "Detroit",
      "fullCity": "Detroit, Michigan",
      "airport": "Detroit Metro Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Chicago to Detroit?",
        "answer": "A nonstop flight from Chicago to Detroit typically takes about 1 hour 10 minutes to 1 hour 20 minutes. Flights with a layover are uncommon on this short route and would significantly increase total travel time, so nonstop is the standard."
      },
      "q1": {
        "question": "Are there any direct flights from Chicago to Detroit?",
        "answer": "Yes, there are plenty of non‑stop flights from Chicago to Detroit. American, Delta, United, and Southwest all fly the route daily from O'Hare (ORD) and Midway (MDW), with over 300 weekly departures combined — Southwest from Midway alone runs about 84 flights a week. Flights leave from early morning through late evening, so you'll find a non‑stop pretty much any time of day.",
        "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 and weekly frequencies are summarized 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). Where available, on-time and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, and typical fares from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Detroit?",
        "answer": "From Detroit Metro Airport (DTW), the Detroit Air Xpress (DAX) bus is the most-used direct link to downtown, running daily from 3:30 a.m. to 11 p.m. for $8 at the door ($6 in advance) with luggage storage and Wi-Fi. SMART’s FAST Michigan Route 261 offers high-frequency limited-stop service to downtown and suburbs, while regular SMART routes 125 and 280 also serve the terminals. Ride-share services like Uber and Lyft are readily available, and taxis provide a predictable metered fare. Rental cars are on-site for those wanting to drive, but the DAX bus is typically the fastest and most popular option for getting to the city center.",
        "toolsUsed": [],
        "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"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Chicago to Detroit?",
        "answer": "The cheapest months to fly from Chicago to Detroit are April, July, and August, with average fares as low as $288 in April. The most expensive months are March, June, and May, with March averaging $469.",
        "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Chicago to Detroit?",
        "answer": "For flights from Chicago to Detroit, the optimal booking window is about 20 to 23 weeks before departure, when average fares drop to $88. Booking around 140 days (roughly 20 weeks) ahead can yield the lowest fares near $80, while last-minute purchases (0 days out) spike to $391. Around summer and holidays, prices tend to climb, so aiming for that 20-23 week window is even more important to avoid peak surcharges.",
        "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Chicago to Detroit?",
        "answer": "Yes, red‑eye flights are available from Chicago to Detroit. Republic Airways (YX) operates roughly 40 weekly nonstop red‑eyes from O'Hare (ORD) to Detroit (DTW) with departures between 9:00 PM and 10:10 PM daily, and Southwest (WN) runs about 11 weekly red‑eyes from Midway (MDW) to DTW with departures between 9:25 PM and 10:55 PM on most days. These flights arrive the same night — the hop is short enough that even a 10:55 PM departure lands before midnight.",
        "methodology": "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.",
        "toolsUsed": [
          "redeye_flights"
        ]
      },
      "q7": {
        "question": "Which airlines usually operate this route from Chicago to Detroit?",
        "answer": "American, Delta, United, and Southwest all fly nonstop from Chicago to Detroit. From O'Hare, American, Delta, and United together offer over 200 weekly flights on mainline and regional jets, while Southwest operates about 84 weekly flights from Midway. Typical median fares run around $131–$141 on American, Delta, and United, and about $131 on Southwest. Most flights depart throughout the day from early morning through late evening.",
        "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"
        ]
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Chicago to Detroit?",
        "answer": "On-time performance is generally good, but Chicago's weather and air traffic can cause delays. Early flights on American and Delta tend to depart more reliably."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Detroit?",
        "answer": "May, June, and September offer pleasant temperatures and fewer tourists."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Chicago to Detroit?",
        "answer": "For domestic U.S. flights, bring a Real ID-compliant driver's license or passport, ensure the name matches your ticket, and carry a payment method for baggage and any required health documents."
      },
      "q12": {
        "question": "Which airport should I use in Detroit?",
        "answer": "Detroit Metropolitan Wayne County Airport is the primary airport serving Detroit, located about 18 miles southwest of downtown. It is a major hub for Delta Air Lines and offers extensive domestic and international connections, making it suitable for most travelers. There is no other commercial airport in Detroit."
      },
      "q13": {
        "question": "How do I get to Dupage County from the city center?",
        "answer": "DuPage Airport is about 29 miles west of downtown Chicago, and the most practical way to get there is by driving or taking a taxi or ride‑share, which takes roughly 45–60 minutes depending on traffic. Public transit options are limited; you can take a Metra train to West Chicago and then a short taxi or ride‑share to the airport, but this is slower and less convenient. There are no dedicated shuttle buses from downtown, so driving and parking yourself is often the cheapest and most flexible choice. Ride‑sharing is the most popular door‑to‑door option, though it costs more than driving and parking.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/DuPage_Airport",
            "title": "DuPage Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-16T20:45:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation_in_Chicago",
            "title": "Transportation in Chicago",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-05-15T02:56:07Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/DuPage%20Airport",
            "title": "DuPage Airport",
            "time_published": "2026-03-13T22:38:40Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation%20in%20Chicago",
            "title": "Transportation in Chicago",
            "time_published": "2026-04-13T06:59:09Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chicago%20Executive%20Airport",
            "title": "Chicago Executive Airport",
            "time_published": "2026-03-26T11:15:20Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Detroit airport?",
        "answer": "Detroit Metropolitan Airport (DTW) does not have capsule hotels or sleeping pods, but the Westin Detroit Metropolitan Airport is connected to the McNamara Terminal airside, allowing guests to walk directly from the terminal to the hotel without a shuttle. Many other nearby hotels, such as the Fairfield Inn & Suites and the Detroit Metro Airport Marriott in Romulus, offer complimentary 24-hour shuttle service to and from the airport.",
        "toolsUsed": [],
        "references": [
          {
            "url": "http://www.sleepinginairports.net/usa/detroit.htm",
            "title": "Detroit Airport Guide (DTW) - Sleeping in Airports",
            "time_published": "2026-01-15T15:13:03Z"
          },
          {
            "url": "https://www.sleepinginairports.net/guides/detroit-airport-guide.htm",
            "title": "Detroit Airport Guide (DTW) - Sleeping in Airports",
            "time_published": "2018-08-03T10:05:14Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/dtwfr-fairfield-inn-and-suites-detroit-metro-airport-romulus/overview/",
            "title": "Detroit Airport Hotel | Fairfield Detroit Metro Airport Romulus",
            "time_published": "2025-02-19T00:00:00Z"
          },
          {
            "url": "https://www.marriott.com/es/en-us/hotels/dtwrm-detroit-metro-airport-marriott/overview/",
            "title": "Detroit Metro Airport Marriott - Hotel in Romulus Near DTW Airport",
            "time_published": "2025-02-19T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Detroit%20Metropolitan%20Airport",
            "title": "Detroit Metropolitan Airport",
            "time_published": "2026-04-30T20:15:38Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/dtwrm-detroit-metro-airport-marriott/overview/",
            "title": "Detroit Metro Airport Marriott - Hotel in Romulus Near DTW Airport",
            "time_published": "2023-08-11T00:00:00Z"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Detroit Metro Airport?",
        "answer": "Detroit Metro Airport (DTW) offers currency exchange services through Travelex in both the McNamara Terminal (near Gate A46) and the North Terminal (near Gate D17). Prayer and meditation rooms are available post-security in the McNamara Terminal (near Gate A43) and in the North Terminal (near Gate D17). Free Wi‑Fi is provided throughout all terminals and public areas.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://metroairport.com/at-dtw/services-amenities",
            "title": "Services & Amenities | Wayne County Airport Authority",
            "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png"
          },
          {
            "url": "https://metroairport.com/about-us/dtw-news/detroit-metropolitan-airport-offers-helpful-holiday-travel-tips",
            "title": "Detroit Metropolitan Airport offers helpful holiday travel tips | Wayne County Airport Authority",
            "time_published": "2019-11-25T00:00:00Z"
          },
          {
            "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_feb_18/EC10000.html",
            "title": "Michigan. Detroit Metropolitan Wayne County Airport (DTW) Standard Taxi Routes",
            "time_published": "2018-02-01T00:00:00Z"
          },
          {
            "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"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Chicago to Detroit?",
        "answer": "The most common aircraft on nonstop flights from Chicago to Detroit are the Embraer 175 and Embraer 170, both operated by American and United, along with the Boeing 737 MAX 8 flown by Southwest. Other types that appear include the Canadair Regional Jet 700, Boeing 737 MAX 9, and Airbus A320-100, though the exact aircraft can vary by day and airline. On connecting itineraries, the Boeing 737 MAX 8 and 737-800 are frequently seen on the longer leg, often routing through Nashville, Baltimore, or Charlotte.",
        "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 Chicago to Detroit?",
        "answer": "Nonstop flights from Chicago to Detroit are operated by American Airlines (oneworld), Delta Air Lines (SkyTeam), United Airlines (Star Alliance), and Southwest Airlines, which belongs to no alliance. Regional affiliates like SkyWest, Envoy, and Republic also fly for these mainline carriers under their respective alliance banners.",
        "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"
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Chicago to Detroit?",
        "answer": "Baggage allowance depends on the airline and fare class. Since this is a domestic route, the reference to standard international economy is irrelevant. Basic economy tickets may not include a carry-on and charge for checked bags, while main cabin fares often include a carry-on and personal item, with checked bags available for a fee."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Chicago to Detroit?",
        "answer": "On this short domestic route, flights typically offer only Economy class, with some airlines providing extra‑legroom Economy seats; Premium Economy and flat‑bed Business are not common."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary; flexible and premium fares often allow same‑day changes or standby, while Basic Economy tickets rarely do."
      }
    }
  }
}