{"response": {"Key": "IAD-GUA", "orig": {"code": "IAD", "type": "airport", "city": "Washington", "fullCity": "Washington, United States", "airport": "Washington Intl Airport"}, "dest": {"code": "GUA", "type": "airport", "city": "Guatemala City", "fullCity": "Guatemala City, Guatemala", "airport": "La Aurora Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Washington to Guatemala City?", "answer": "The flight from Washington Dulles to Guatemala City is about 1,860 miles and typically takes 4 hours and 30 minutes nonstop. The return leg is slightly shorter at 4 hours and 13 minutes, a difference of 17 minutes. Avianca and United both operate daily nonstop service on 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"]}, "q4": {"question": "When is the cheapest time to fly from Washington to Guatemala City?", "answer": "The cheapest months to fly from Washington to Guatemala City are May, April, and October, with average fares around $456–$523, while December is the most expensive month at $722 on average. July and January are also pricey, averaging $601 and $596 respectively.", "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 Washington to Guatemala City?", "answer": "For flights from Washington to Guatemala City, booking 12 to 15 weeks ahead typically yields the best fare, averaging around $518. The cheapest single day to book is about 100 days out at $516, while last-minute tickets can jump to $672. During summer and holiday periods, demand can push optimal booking windows a bit earlier, so aiming for 14–16 weeks ahead is wise.", "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 Washington to Guatemala City?", "answer": "No nonstop red-eye flights operate from Washington Dulles to Guatemala City. A connecting itinerary exists where the long leg is an overnight: United's IAD → Houston (IAH) departs at 22:29 and arrives at 00:45 the same night, then connects to a United flight to Guatemala City after a long layover.", "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 Washington to Guatemala City?", "answer": "Avianca and United both fly nonstop from Washington Dulles to Guatemala City, with Avianca operating 15 flights a week and United 14, both daily. Avianca’s median fare is around $938, while United’s is typically about $847.", "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 Washington and Guatemala City?", "answer": "Common layover cities include Miami, Houston, Atlanta and Panama City. Miami and Houston offer broad connections to Central America with relatively short onward flights. Atlanta provides numerous daily departures and efficient domestic transfers. Panama City serves as a regional hub with streamlined transit and visa‑free access for many nationalities."}, "q10": {"question": "Which months have the best weather for traveling to Guatemala City?", "answer": "November to April is ideal, with sunny days, low humidity, and smaller crowds outside holiday weeks."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Washington to Guatemala City?", "answer": "Bring a passport valid for at least six months, proof of onward or return travel, a payment method for baggage, and check if you need a visa or vaccination certificate."}, "q12": {"question": "Which airport should I use in Guatemala City?", "answer": "La Aurora International Airport is the only commercial airport serving Guatemala City, located about 6 km south of the city centre."}, "q13": {"question": "How do I get to Washington Intl Airport from the city center?", "answer": "From downtown Washington, DC, the Silver Line Express bus to Wiehle-Reston East Metrorail station is a popular public transit option, connecting to the Metrorail system for a combined trip of about an hour. Ride‑share services like Uber and Lyft offer door‑to‑door convenience, while Washington Flyer taxis are available 24/7 at a higher cost. Shared vans fill the middle ground for cost and comfort, and driving yourself is possible with economy parking lots served by free shuttles.", "toolsUsed": [], "references": [{"url": "https://flydulles.com/flight-schedule-dulles-international-airport-iad", "title": "flydulles.com - Flight Schedule - Dulles International Airport (IAD)", "time_published": "2022-03-01T00:00:00Z"}, {"url": "https://parking.flydulles.com/economy-parking", "title": "Dulles International Airport Parking | Economy Parking", "time_published": "2026-02-06T00:00:00Z"}, {"url": "https://www.mwaa.com/ipw-2017-archived", "title": "IPW 2017 - Archived", "time_published": "2021-02-01T00:00:00Z"}, {"url": "https://www.mwaa.com/policefireems/fire-ems/fire-ems-washington-dulles-international-airport", "title": "mwaa.com - Fire & EMS at Washington Dulles International Airport", "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico", "time_published": "2023-09-01T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Dulles%20International%20Airport", "title": "Dulles International Airport", "time_published": "2026-04-30T14:07:38Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Guatemala City airport?", "answer": "Guatemala City's La Aurora International Airport (GUA) does not have on-site hotels, capsule hotels, or sleeping pods. Overnight sleeping inside the terminal is prohibited, as the airport is not open 24 hours. Nearby hotels like In&Out Hotel and Dai Nonni Hotel are available, with some providing an airport shuttle.", "toolsUsed": [], "references": [{"url": "https://en.wikipedia.org/wiki/La_Aurora_International_Airport", "title": "La Aurora International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-16T01:12:50Z"}, {"url": "https://activities.marriott.com/north-america/guatemala/guatemala-city/activities/private_airport_transfer_from_guatemala_to_la_aurora_airport-XANC4G", "title": "Private Airport Transfer from Guatemala to La Aurora airport", "time_published": "2026-03-01T00:00:00Z"}, {"url": "https://activities.marriott.com/north-america/guatemala/guatemala-city/activities/private_arrival_transfer_la_aurora_international_airport_to_antigua_hotel-X3MAIF", "title": "Private Arrival Transfer: La Aurora International Airport to Antigua Hotel", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://www.sleepinginairports.net/guides/guatemala-city-airport-guide.htm", "title": "Guatemala City Airport Guide", "time_published": "2025-10-29T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/La%20Aurora%20International%20Airport", "title": "La Aurora International Airport", "time_published": "2026-04-14T04:19:48Z"}, {"url": "http://www.airpaz.com/en/airports/la-aurora-international-airport-gua", "title": "La Aurora International Airport (GUA) information - Airpaz", "time_published": "2026-04-14T00:11:51Z"}]}, "q17": {"question": "What aircraft are typically used on flights from Washington to Guatemala City?", "answer": "On the nonstop from Washington Dulles to Guatemala City, the Airbus A320-200 Neo is the most common type, operated by Avianca. When connecting, the long-haul leg frequently uses Boeing 737-800s (via Miami, Dallas/Fort Worth, or Panama City on American and Copa), Boeing 737 MAX 8s (via Newark, Houston, or Dallas/Fort Worth on United and American), or Airbus A320-family aircraft (via San Salvador on Avianca). The exact aircraft can vary by day and airline, but these narrow-body types dominate the route. Wi-Fi and seatback entertainment are widely available on these aircraft, though availability varies by carrier and specific airframe.", "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 Washington to Guatemala City?", "answer": "Avianca (AV) and United Airlines (UA) fly nonstop from Washington Dulles to Guatemala City. United is a Star Alliance member, and Avianca is a Star Alliance member as well, so Star Alliance is the only alliance with nonstop service on this route.", "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 Washington?", "answer": "Washington Dulles (IAD) offers several lounges across Concourses A and B. In Concourse A, you'll find the Virgin Atlantic Clubhouse, the Etihad Airways Lounge (also operated as the Chase Sapphire Lounge by The Club), and the Air France/KLM Lounge. Concourse B houses the Turkish Airlines Lounge and two Lufthansa lounges (Business and Senator), though the Lufthansa lounges are temporarily closed. Additionally, the Capital One Lounge is located pre-security near the TSA PreCheck area. Access generally requires a same-day boarding pass and eligible status—business/first class tickets, elite frequent flyer status, or lounge membership programs like Priority Pass (for Air France/KLM) or American Express Platinum (for Virgin Atlantic and Etihad). Notable features include the Capital One Lounge's all-inclusive locally sourced food and grab-and-go options, and the Virgin Atlantic Clubhouse's stylish bar and à la carte dining.", "toolsUsed": [], "references": [{"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/IAD", "title": "American Express Lounges at Washington Dulles International Airport | Amex US", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/washington-dulles-international", "title": "Washington Dulles International Airport IAD Lounges - IAD Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://americanexpress.com/en-th/travel/lounges/the-platinum-card/IAD", "title": "American Express Lounges at Washington Dulles International Airport | Amex TH", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://www.flydulles.com/travel-information/services-amenities/airport-lounges/capital-one-lounge-iad", "title": "Capital One Lounge - IAD | flydulles.com", "time_published": "2022-03-01T00:00:00Z"}, {"url": "https://my.prioritypass.com/zh-CN/lounges/united-states-of-america/washington-dulles-international/iad6-air-france-klm-lounge", "title": "Air France - KLM Lounge IAD AIRPORT A 大厅 杜勒斯国际机场 (Washington DC Dulles Intl) | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from Washington to Guatemala City?", "answer": "Baggage rules depend on the airline and fare class. Basic economy tickets often exclude a checked bag, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins provide additional allowance."}, "q22": {"question": "What cabin and seat options are typical from Washington to Guatemala City?", "answer": "Flights from Washington to Guatemala City typically offer Economy class; some airlines also provide flat-bed Business class, while 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; flexible and premium cabins often allow same‑day changes or standby, but Basic Economy typically does not."}}}}