{"response": {"Key": "ATL-SEL", "orig": {"code": "ATL", "type": "airport", "city": "Atlanta", "fullCity": "Atlanta, Georgia", "airport": "Hartsfield Jackson Intl Airport"}, "dest": {"code": "SEL", "type": "airport", "city": "Seoul", "fullCity": "Seoul, Korea", "airport": "Incheon Intl Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Atlanta to Seoul?", "answer": "The flight from Atlanta to Seoul covers about 7,140 miles. Nonstop flights on Delta and Korean Air typically take 15 hours and 30 minutes outbound, while the return leg is faster at 13 hours and 40 minutes — a difference of nearly two hours 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 Atlanta to Seoul?", "answer": "Yes, Delta and Korean Air both fly nonstop from Atlanta to Seoul‑Incheon. Delta operates up to 77 flights a week with departures throughout the day — including a daily late‑evening bank around 11:30 PM — while Korean Air adds another 42 weekly flights, all daily. The outbound flight typically takes about 15½ hours, and the return is roughly 13½ hours thanks to prevailing winds.", "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.", "toolsUsed": ["route_airlines", "flight_schedule", "redeye_flights"]}, "q3": {"question": "What are the ground transportation options in Seoul?", "answer": "From Incheon International Airport (ICN) to central Seoul, the fastest and most-used option is the AREX express train, reaching Seoul Station in about 43 minutes. The all-stop commuter train is cheaper and also widely used, while airport limousine buses offer direct service to many hotels and neighborhoods. Taxis are available but cost significantly more, and ride-sharing apps operate with limitations. Car rentals are an option but not recommended for city-center travel due to traffic and parking challenges.", "toolsUsed": [], "references": [{"url": "https://airport.kr/bbs/ap_en/937/138233/artclView.do", "title": "K2Web Wizard", "time_published": "2024-10-16T00:00:00Z"}, {"url": "https://www.airport.kr/ap_en/1507/subview.do", "title": "International Incheon Airport"}, {"url": "https://en.wikipedia.org/wiki/Transportation_in_Seoul", "title": "Transportation in Seoul", "time_published": "2025-09-22T07:17:16Z"}, {"url": "https://en.wikipedia.org/wiki/Incheon%20International%20Airport%20Terminal%201%20station", "title": "Incheon International Airport Terminal 1 station", "time_published": "2026-03-08T09:10:35Z"}, {"url": "https://airport.kr/ap_en/6604/subview.do", "title": "International Incheon Airport"}]}, "q4": {"question": "When is the cheapest time to fly from Atlanta to Seoul?", "answer": "The cheapest months to fly from Atlanta to Seoul are September, October, and August, with average fares as low as $1,281, while the most expensive months are June, December, and July, where average prices climb to around $1,777.", "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 Atlanta to Seoul?", "answer": "For flights from Atlanta to Seoul, the best fares are typically found when booking 9 to 11 weeks ahead, with average prices around $1,704 during that window. The absolute lowest price appears about 65 days out at $1,694, while last-minute bookings (0–5 days) can cost over $2,100. Booking too far in advance (more than 20 weeks) also tends to be pricier, so aim for that 2–3 month sweet spot.", "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 Atlanta to Seoul?", "answer": "Yes, overnight red‑eye flights are available from Atlanta to Seoul. Delta operates nonstop red‑eyes from ATL to ICN daily, with departures typically between 11:20 PM and 11:50 PM. These flights are scheduled to arrive 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 Atlanta to Seoul?", "answer": "Delta operates up to 77 nonstop flights per week from Atlanta to Seoul, with departures throughout the day, while Korean Air offers 42 weekly nonstops, typically departing in the late morning to early afternoon. Korean Air's median fare is around $1,887; Delta's median is not listed, but its high frequency makes it a staple 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"]}, "q8": {"question": "If I need a connection, what are common layover cities between Atlanta and Seoul?", "answer": "When flying from Atlanta to Seoul, common layover cities that keep total travel time competitive include Dallas-Fort Worth, Los Angeles, and Tokyo. Dallas-Fort Worth offers extensive domestic and international connections with efficient transfers. Los Angeles provides a direct transpacific gateway and broad onward options. Tokyo features seamless connections and visa-free transit for many nationalities."}, "q10": {"question": "Which months have the best weather for traveling to Seoul?", "answer": "April to early June and September to October offer mild temperatures, clear skies, and fewer tourists than summer."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Atlanta to Seoul?", "answer": "Bring a passport valid for at least six months, a K-ETA or visa if required, proof of onward or return travel, payment for bags, and any needed vaccination or health documents."}, "q12": {"question": "Which airport should I use in Seoul?", "answer": "Incheon is Seoul’s main international gateway and handles nearly all long‑haul flights. Gimpo serves domestic and regional routes and is closer to the city centre."}, "q13": {"question": "How do I get to Hartsfield Jackson Intl Airport from the city center?", "answer": "The most popular and cost‑effective way to reach Hartsfield‑Jackson from downtown Atlanta is MARTA’s Red or Gold rail line, which runs directly to the airport station inside the terminal in about 20 minutes for a low fare. Ride‑share services like Uber and Lyft and traditional taxis are readily available and faster door‑to‑door, though they cost significantly more. Shared‑ride shuttles also serve downtown for a moderate per‑person fee, and driving yourself is an option with parking available at both the domestic and international terminals, but that’s the priciest choice once you factor in daily rates.", "toolsUsed": [], "references": [{"url": "https://atl.com/ground-transportation", "title": "Ground Transportation - The official website of Hartsfield-Jackson Atlanta International Airport", "favicon": "https://www.atl.com/wp-content/uploads/2023/08/cropped-HJ_plane_Red-1000-180x180.jpg", "time_published": "2025-08-22T21:08:34Z"}, {"url": "https://www.atl.com/maps-3/", "title": "Terminal Maps - The official website of Hartsfield-Jackson Atlanta International Airport", "favicon": "https://www.atl.com/wp-content/uploads/2023/08/cropped-HJ_plane_Red-1000-180x180.jpg", "time_published": "2022-01-25T20:26:21Z"}, {"url": "https://en.wikipedia.org/wiki/Airport%20station%20%28MARTA%29", "title": "Airport station (MARTA)", "time_published": "2026-03-29T17:37:22Z"}, {"url": "https://en.wikipedia.org/wiki/Airport_station_(MARTA)", "title": "Airport station (MARTA)", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-06-05T09:05:51Z"}, {"url": "https://www.fly.faa.gov/fly/flyfaa/flyfaaindex?ARPT=ATL&p=1", "title": "Hartsfield-Jackson Atlanta International Airport"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Seoul airport?", "answer": "Incheon International Airport, which serves Seoul, offers on-site hotels including the Incheon Airport Transit Hotel located airside on the 4th floor of Terminal 1, with rooms available in 6-hour blocks. Terminal 2 features designated nap/rest zones with reclined loungers near gates 262–268, and both terminals have comfortable seating areas where travelers often sleep. No shuttle is required for these in-terminal facilities, though a free underground train connects the two terminals.", "toolsUsed": [], "references": [{"url": "https://www.sleepinginairports.net/guides/seoul-incheon-airport-guide.htm", "title": "Seoul Incheon Airport Guide (ICN) - 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": "2018-10-02T00:00:42Z"}, {"url": "https://www.walkerhill.com/transithotel/customer/FAQ", "title": "Incheon Airport Transit Hotel", "time_published": "2022-06-13T00:00:00Z"}, {"url": "http://www.sleepinginairports.net/asia/seoul.htm", "title": "Seoul Incheon Airport Guide (ICN) - Sleeping in Airports", "time_published": "2026-04-13T17:34:21Z"}, {"url": "https://www.walkerhill.com/transithotel/en/t1/about/Introduction.jsp", "title": "Incheon Airport Transit Hotel", "time_published": "2022-06-13T00:00:00Z"}, {"url": "https://all.accor.com/a/en/destination/city/hotels-seoul-v5556.html", "title": "Hotels in Seoul | Accor ALL.com", "time_published": "2025-01-20T00:00:00Z"}, {"url": "https://www.walkerhill.com/transithotel/m/en/t1/about/Introduction.jsp", "title": "Incheon Airport Transit Hotel", "time_published": "2022-06-13T00:00:00Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Incheon Intl Airport?", "answer": "Incheon International Airport (ICN) offers currency exchange offices, prayer rooms, and free Wi‑Fi. Currency exchange is available on the third‑floor departure level before security, along with ATMs for cash withdrawal. Multi‑faith prayer rooms are located in both Terminal 1 and Terminal 2 airside (duty‑free zones), and chapels are also available. Free Wi‑Fi is provided throughout the airport, and charging stations for devices are found in the departure and arrival halls.", "toolsUsed": [], "references": [{"url": "https://airport.kr/ap_en/1562/subview.do", "title": "International Incheon Airport"}, {"url": "https://airport.kr/ap_en/1542/subview.do", "title": "International Incheon Airport", "time_published": "1999-01-01T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Incheon%20International%20Airport", "title": "Incheon International Airport", "time_published": "2026-04-30T15:03:57Z"}, {"url": "https://en.wikipedia.org/wiki/File:Incheon_International_Airport_Interior.jpg", "time_published": "2013-06-13T00:00:00Z"}, {"url": "https://airport.kr/ap_en/1413/subview.do", "title": "International Incheon Airport"}]}, "q17": {"question": "What aircraft are typically used on flights from Atlanta to Seoul?", "answer": "Korean Air flies the route nonstop from Atlanta to Seoul using Boeing 777-300ER aircraft. On connecting itineraries the long-haul leg is most often a Boeing 787-9 (via Dallas/Fort Worth, Toronto, San Francisco, or Seattle on American, Air Canada, United, and others), with Airbus A350-900 and A350-1000 also appearing via New York JFK and Abu Dhabi. The exact aircraft can vary by day and airline, though Wi‑Fi and seatback entertainment are widely available on these long‑haul jets.", "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 Atlanta to Seoul?", "answer": "Delta and Korean Air fly nonstop from Atlanta to Seoul, and both are SkyTeam members — so only the SkyTeam alliance is represented on this route. No major non-alliance carrier operates it nonstop, though other alliances may serve it via connections.", "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 Atlanta?", "answer": "In Atlanta's international terminal, Delta operates Sky Clubs in Concourses A, B, C, D, E, F, and T — the D Centerpoint club near gate D18 is the largest, with over 500 seats, Southern-inspired food, private phone booths, and high-speed Wi-Fi. The Centurion Lounge in Concourse E offers complimentary premium food and cocktails, a spa, and shower suites for American Express Platinum cardholders. The Club ATL in Concourse F is a Priority Pass-accessible lounge with pre-booking availability, open 6:00 a.m. to 10:00 p.m., providing a comfortable space to relax. Minute Suites in Concourses B, E, and F offer private sleep pods that can be booked by the hour.", "toolsUsed": [], "references": [{"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/ATL", "title": "American Express Lounges at Hartsfield–Jackson Atlanta International Airport | Amex US", "time_published": "2026-05-02T00:00:00Z"}, {"url": "https://www.delta.com/us/en/airports/united-states/atlanta-sky-club-airport-map", "title": "Hartsfield Atlanta (ATL) Airport Map & Lounges | Delta Air Lines", "time_published": "2023-01-01T00:00:00Z"}, {"url": "https://prioritypass.com/lounges/usa/atlanta-ga-international", "title": "Hartsfield–jackson Atlanta International Airport ATL Lounges - ATL Airport Guide and lounges. | Priority Pass", "favicon": "https://prioritypass.com/icon.png?a4ff481221414a5c", "time_published": "2024-11-05T16:20:09Z"}, {"url": "https://americanexpress.com/en-us/travel/lounges/delta-reserve/ATL", "title": "American Express Lounges at Hartsfield–Jackson Atlanta International Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://prioritypass.com/lounges/usa/atlanta-ga-international/atl11-minute-suites", "title": "Hartsfield–jackson Atlanta International Airport ATL Lounges - ATL Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from Atlanta to Seoul?", "answer": "Baggage allowance on Atlanta to Seoul flights depends on the airline and fare type. Basic economy tickets are restrictive and may not include checked bags, while standard international economy usually includes one checked bag and a carry‑on. Premium cabins offer more generous allowances."}, "q22": {"question": "What cabin and seat options are typical from Atlanta to Seoul?", "answer": "Typical cabin options from Atlanta to Seoul include Economy and flat‑bed Business class. Premium Economy is available on select airlines but not all flights."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies vary by airline and fare; flexible and premium tickets often allow same‑day changes or standby, while Basic Economy typically does not."}}}}