Incheon International Airport in Seoul, South Korea has 160 nonstop destinations in the current FlightQ schedule set. This page ranks the farthest routes by airport-to-airport distance and adds airlines, frequency, and estimated flight time.
The longest listed nonstop flight from ICN is to Mexico City (MEX), about 7,516 miles with an estimated block time of 16h 5m.
| # | Route | Distance | Est. time | Airlines | Frequency |
|---|---|---|---|---|---|
| 1 | ICN to MEX Mexico City, Mexico | 7,516 mi | 16h 5m | Aeromexico | 1/day |
| 2 | ICN to ATL Atlanta, United States | 7,138 mi | 15h 19m | Delta Air Lines and Korean Air | 4-5/day |
| 3 | ICN to IAD Washington, United States | 6,942 mi | 14h 54m | Korean Air and Perimeter Aviation | 1-2/day |
| 4 | ICN to JFK New York, United States | 6,890 mi | 14h 48m | Asiana Airlines and Korean Air | 4/day |
| 5 | ICN to EWR Newark, United States | 6,881 mi | 14h 47m | Perimeter Aviation and APZ | 1-2/day |
| 6 | ICN to DFW Dallas, United States | 6,827 mi | 14h 40m | American Airlines and Korean Air | 2/day |
| 7 | ICN to BOS Boston, United States | 6,813 mi | 14h 38m | Korean Air | 1/day |
| 8 | ICN to DTW Detroit, United States | 6,620 mi | 14h 15m | Delta Air Lines | 1/day |
| 9 | ICN to YYZ Toronto, Canada | 6,597 mi | 14h 12m | Air Canada and Korean Air | 2/day |
| 10 | ICN to YUL Montreal, Canada | 6,570 mi | 14h 8m | Air Canada | 3×/wk |
| 11 | ICN to ORD Chicago, United States | 6,536 mi | 14h 4m | Korean Air | 1/day |
| 12 | ICN to LIS Lisbon, Portugal | 6,460 mi | 13h 55m | Korean Air | 3×/wk |
| 13 | ICN to MSP Minneapolis, United States | 6,233 mi | 13h 27m | Delta Air Lines | 1-2/day |
| 14 | ICN to MAD Madrid, Spain | 6,191 mi | 13h 21m | Korean Air | 1/day |
| 15 | ICN to LAS Las Vegas, United States | 6,008 mi | 12h 59m | Korean Air | 1/day |
| 16 | ICN to AKL Auckland, New Zealand | 6,000 mi | 12h 58m | Korean Air | 1/day |
| 17 | ICN to LAX Los Angeles, United States | 5,981 mi | 12h 55m | Korean Air, Asiana Airlines, and Perimeter Aviation | 7-8/day |
| 18 | ICN to BCN Barcelona, Spain | 5,962 mi | 12h 53m | Asiana Airlines and T'Way Air | 1-2/day |
| 19 | ICN to SLC Salt Lake City, United States | 5,890 mi | 12h 44m | Delta Air Lines | 1/day |
| 20 | ICN to ADD Addis Ababa, Ethiopia | 5,714 mi | 12h 22m | Ethiopian Airlines | 1/day |
| 21 | ICN to SFO San Francisco, United States | 5,645 mi | 12h 14m | United Airlines, Asiana Airlines, and Korean Air | 4-5/day |
| 22 | ICN to FCO Rome, Italy | 5,570 mi | 12h 5m | T'Way Air, Asiana Airlines, and Korean Air | 2/day |
| 23 | ICN to CDG Paris, France | 5,547 mi | 12h 2m | Air France, Korean Air, and Asiana Airlines | 3-4/day |
| 24 | ICN to MXP Milan, Italy | 5,515 mi | 11h 58m | Korean Air and Asiana Airlines | 1/day |
| 25 | ICN to LHR London, United Kingdom | 5,506 mi | 11h 57m | Asiana Airlines, Korean Air, and Virgin Atlantic | 2-3/day |
Distance is great-circle mileage. Estimated time uses a standard block-time model until a route has enough tracked duration data on its route guide.
The longest nonstop route in FlightQ's current ICN schedule set is ICN to MEX, about 7,516 miles with an estimated block time of 16h 5m.
Routes are ranked by great-circle distance between the origin and destination airports. Flight times are estimates unless a route page has tracked duration data.
The list is built from FlightQ's current schedule capture. Airlines change timetables often, so always confirm dates and availability before booking.