{
  "response": {
    "Key": "DTW-SJU",
    "orig": {
      "code": "DTW",
      "type": "airport",
      "city": "Detroit",
      "fullCity": "Detroit, Michigan",
      "airport": "Detroit Metro Airport"
    },
    "dest": {
      "code": "SJU",
      "type": "airport",
      "city": "San Juan",
      "fullCity": "San Juan, Puerto Rico",
      "airport": "Luis Munoz Marin Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Detroit to San Juan?",
        "answer": "A nonstop flight from Detroit (DTW) to San Juan (SJU) typically takes around 4 hours 30 minutes to 4 hours 45 minutes. With one stop, common layover cities include Atlanta (ATL) or Charlotte (CLT), bringing total travel time to roughly 6 to 8 hours. Return flights from San Juan to Detroit are often shorter due to tailwinds, averaging about 4 hours 15 minutes nonstop. Delta and Spirit offer nonstop service, with Delta generally providing slightly faster block times."
      },
      "q1": {
        "question": "Are there any direct flights from Detroit to San Juan?",
        "answer": "Yes, Delta flies non‑stop from Detroit (DTW) to San Juan (SJU) with two daily departures, typically around 8:25 AM and 8:56 AM, operating every day of the week.",
        "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. 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"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from Detroit to San Juan?",
        "answer": "No visa is required for this route because Detroit and San Juan are both within the United States. Puerto Rico is a U.S. territory, so travel between Detroit and San Juan is a domestic flight. U.S. citizens and nationals can travel freely without a passport or visa. Non-U.S. citizens must comply with U.S. entry requirements applicable to the entire United States, but no additional visa is needed beyond what is required to be in the U.S."
      },
      "q3": {
        "question": "What are the ground transportation options in San Juan?",
        "answer": "San Juan's Luis Muñoz Marín International Airport (SJU) offers several ground transportation options to the city center. Taxis are readily available and operate on a fixed-rate zone system, making them a reliable choice with a trip to Old San Juan or Condado taking about fifteen to twenty minutes. Ride-share services like Uber are also available but can only pick up from designated areas, which may require a short walk. Public buses via the AMA system are the most economical option, with the T5 and D53 routes connecting to central areas, though they are slow, infrequent, and not well-suited for travelers with luggage. Car rentals are widely available at the airport and are popular for exploring the island beyond San Juan, but parking in the city center can be challenging. While many visitors opt for taxis or ride-shares for convenience, car rentals are most used by those planning to venture outside the capital. For direct city access, taxis are the most straightforward and commonly chosen option."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Detroit to San Juan?",
        "answer": "The cheapest months to fly from Detroit to San Juan are August, September, and October, with average fares as low as $500 in August. The most expensive time is December, when average prices reach $742, followed by March and February.",
        "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 Detroit to San Juan?",
        "answer": "For the best fares on the Detroit to San Juan route, book 10 to 13 weeks before departure, when average prices are around $579. The absolute cheapest single ticket in the data appeared at 165 days out at $574, while waiting until the last minute can cost up to $900. Booking earlier for summer or holiday periods is advisable, as peak demand may push the ideal window further out.",
        "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 Detroit to San Juan?",
        "answer": "There are no nonstop red-eye flights from Detroit to San Juan. Connecting overnight itineraries do exist — for example, via Philadelphia, Dallas–Fort Worth, or Orlando on Frontier — with the overnight leg typically departing between 11 PM and midnight and arriving in San Juan between roughly 2 AM and 5 AM the next morning.",
        "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 Detroit to San Juan?",
        "answer": "Delta Air Lines operates non‑stop flights from Detroit (DTW) to San Juan (SJU), with two daily departures around 8:25 AM and 8:56 AM. In the schedule data, Delta’s typical median fare on this route is approximately $661. No other non‑stop carriers appear for this city pair, though other airlines may offer connecting itineraries.",
        "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.",
        "relevant": true,
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Detroit and San Juan?",
        "answer": "Common layover cities for this route include Miami, Charlotte, Atlanta, and New York (JFK). Miami and Charlotte offer efficient connections via American Airlines hubs, while Atlanta provides broad Delta connections. New York JFK adds JetBlue options. All are U.S. airports, so no visa concerns for domestic travelers. Total travel times stay competitive, often under 7–8 hours."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Detroit to San Juan?",
        "answer": "On‑time performance is generally dependable, though afternoon thunderstorms in Detroit or San Juan can cause delays. Early morning flights, particularly on Delta, often have the best on‑time odds."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to San Juan?",
        "answer": "Mid-December to April offers sunny, warm weather with lower humidity and lies outside the hurricane season."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Detroit to San Juan?",
        "answer": "For this U.S. domestic flight to Puerto Rico, bring a Real ID-compliant driver's license or passport, a payment method for baggage, and any required health documents; no visa or passport validity rules apply beyond standard ID requirements."
      },
      "q12": {
        "question": "Which airport should I use in San Juan?",
        "answer": "Luis Muñoz Marín International Airport is the main airport for San Juan, located just a few miles from downtown and the cruise port. It handles all commercial flights, with major US carriers and some low-cost airlines. There is also Isla Grande Airport, but it only serves regional flights within Puerto Rico and the Caribbean, not suitable for international arrivals."
      },
      "q13": {
        "question": "How do I get to Detroit Metro Airport from the city center?",
        "answer": "From downtown Detroit to DTW, the FAST Michigan bus takes about 50–60 min and is the cheapest option. Rideshares and taxis take around 25–35 min but cost much more. Airport shuttles and driving with parking are also available."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Juan airport?",
        "answer": "San Juan Airport (SJU) has no on-site hotel, capsule hotel, or sleeping pods within the terminals. The closest hotel is the San Juan Airport Hotel, located just outside the main terminal building, accessible by a short walk without a shuttle. Other nearby hotels offer free shuttle service."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Luis Munoz Marin Intl Airport?",
        "answer": "Luis Muñoz Marín International Airport offers currency exchange at a Banco Popular kiosk in Terminal A arrivals. There is a non‑denominational chapel in Terminal A near the food court. Free Wi‑Fi is available airport‑wide."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Detroit and San Juan airports?",
        "answer": "Detroit Metro (DTW) offers wheelchair assistance and accessible facilities; request via your airline 48 hours in advance. The McNamara Terminal has a children’s play area near Gate A38. San Juan Luis Muñoz Marín (SJU) provides wheelchair services, TTY phones, and family restrooms; there are no dedicated children’s play areas. Arrange assistance through your airline ahead of time."
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Detroit to San Juan?",
        "answer": "There is no nonstop service from Detroit (DTW) to San Juan (SJU), so all flights require a connection. On the longer leg of typical one-stop itineraries, the most common aircraft types are the Boeing 737-800, Airbus A321-200 Neo, Airbus A321-100, Airbus A320-100, Boeing 737 MAX 9, and Boeing 737 MAX 8, though specific aircraft can vary by day and airline; many Frontier connections show an unspecified type. Wi-Fi and seatback entertainment are widely available on these aircraft, but exact amenities depend on the operating carrier.",
        "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 San Juan?",
        "answer": "Delta (SkyTeam) is the only carrier shown with nonstop service on Detroit–San Juan in the schedule data; other alliances may serve the route via connections but no specific connecting carriers were returned.",
        "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.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Detroit?",
        "answer": "Detroit Metropolitan Airport has several Delta Sky Clubs in the McNamara Terminal, open to Delta One, SkyTeam premium cabin passengers, Sky Club members, and eligible American Express cardholders. They offer a hot and cold buffet, full bar, and showers. The Lufthansa Senator Lounge in the North Terminal admits business-class and Star Alliance Gold travelers, featuring German-inspired snacks and a quiet atmosphere. There is no independent Priority Pass lounge at DTW."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Detroit to San Juan?",
        "answer": "Since San Juan is a US territory, flights from Detroit are domestic for baggage purposes. Basic economy often allows only a personal item; standard economy typically includes a carry-on and may charge for checked bags. Check your airline's policy."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Detroit to San Juan?",
        "answer": "Flights from Detroit to San Juan typically offer Economy and sometimes a domestic first class recliner instead of a flat-bed seat; Premium Economy is not common on this route."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare class, with flexible and premium cabins typically offering same‑day change or standby options while Basic Economy tickets generally do not."
      },
      "q24": {
        "question": "What are the cheapest days and times to fly from Detroit to San Juan?",
        "answer": "The cheapest day to fly from Detroit to San Juan is Tuesday with an average fare of $698 and a minimum of $373, while the most expensive is Sunday averaging $779. The cheapest time of day to depart is early morning, with fares starting at $353.",
        "methodology": "The cheapest day of the week and time of day to depart are drawn from the same large sample of real fares Priceline users found on this route in the last 72 hours, grouped by the day of the week and by the time-of-day window of the outbound departure, with the lowest and average price reported for each.",
        "relevant": true,
        "toolsUsed": [
          "departure_timing"
        ]
      },
      "q25": {
        "question": "What is a good price for a flight from Detroit to San Juan?",
        "answer": "A great deal on flights from Detroit to San Juan is anything under $520, while the typical price runs around $716. The lowest fare found was $353, and most fares fall between $400 and $1,000.",
        "methodology": "The typical price, the lowest fare, a 'great deal' threshold, and how fares are spread across price bands are summarized from a large sample of the real fares Priceline users found on this route in the last 72 hours, with a small fraction of extreme outlier fares excluded from the range.",
        "relevant": true,
        "toolsUsed": [
          "price_context"
        ]
      }
    }
  }
}