Flight schedule from Incheon International Airport
| Flight | Flight days | Departure | Arrival | Flight time | Airlines | Price | ||
|---|---|---|---|---|---|---|---|---|
| KJ789 | Seoul — Almaty | fri | 02:17 | 04:17 | 5h 59m | AirZeta | from $337 | search |
| KJ248 | Seoul — Anchorage | mon | 03:18 | 17:12 | 6h 54m | AirZeta | search | |
| 5X99 | Seoul — Anchorage | sun | 06:45 | 20:27 | 7h 42m | UPS | search | |
| KJ248 | Seoul — Anchorage | thu | 07:00 | 21:32 | 7h 32m | AirZeta | search | |
| K4891 | Seoul — Anchorage | wed | 09:30 | 23:21 | 6h 51m | Kalitta Air | search | |
| KJ248 | Seoul — Anchorage | sat | 10:50 | 01:21 | 7h 31m | AirZeta | search | |
| K4893 | Seoul — Anchorage | mon | 11:00 | 00:37 | 6h 37m | Kalitta Air | search | |
| K4891 | Seoul — Anchorage | wed | 12:05 | 01:52 | 6h 47m | Kalitta Air | search | |
| K4893 | Seoul — Anchorage | sat | 12:28 | 02:39 | 7h 11m | Kalitta Air | search | |
| K4891 | Seoul — Anchorage | sat | 14:00 | 03:38 | 6h 38m | Kalitta Air | search | |
| K4891 | Seoul — Anchorage | thu | 14:00 | 03:42 | 6h 42m | Kalitta Air | search | |
| 5Y8934 | Seoul — Anchorage | fri | 16:35 | 00:55 | 1h 20m | Atlas Air | search | |
| 5X99 | Seoul — Anchorage | mon, tue, wed | 22:05 | 12:47 | 7h 42m | UPS | search | |
| 5X99 | Seoul — Anchorage | mon | 22:05 | 13:01 | 7h 56m | UPS | search | |
| 5X99 | Seoul — Anchorage | tue, wed, thu, fri | 22:35 | 12:17 | 7h 42m | UPS | search | |
| 5X99 | Seoul — Anchorage | mon | 22:35 | 12:31 | 7h 56m | UPS | search | |
| K4527 | Seoul — Anchorage | sun | 23:40 | 12:15 | 6h 35m | Kalitta Air | search | |
| BI652 | Seoul — Bandar Seri Begawan | wed | 11:35 | 16:10 | 5h 35m | Royal Brunei Airlines (50th Anniversary sticker) | search | |
| BI652 | Seoul — Bandar Seri Begawan | tue | 11:50 | 16:25 | 5h 35m | Royal Brunei Airlines (50th Anniversary sticker) | search | |
| BI652 | Seoul — Bandar Seri Begawan | sat | 22:45 | 03:20 | 5h 35m | Royal Brunei Airlines (50th Anniversary sticker) | search | |
| OZ511 | Seoul — Barcelona | tue, thu, fri, sat, sun | 11:50 | 19:10 | 14h 20m | Asiana Airlines | from $553 | search |
| OZ333 | Seoul — Beijing | daily | 12:50 | 14:10 | 2h 20m | Asiana Airlines | from $131 | search |
| CA124 | Seoul — Beijing | tue, thu, sun | 13:05 | 14:10 | 2h 5m | Air China | from $131 | search |
| CA124 | Seoul — Beijing | mon, wed, fri, sat | 13:05 | 14:15 | 2h 10m | Air China | from $131 | search |
| CA126 | Seoul — Beijing | mon, wed, sat | 17:50 | 19:00 | 2h 10m | Air China | from $131 | search |
| CA126 | Seoul — Beijing | tue, thu, fri, sun | 17:50 | 19:15 | 2h 25m | Air China | from $131 | search |
| KE601 | Seoul — Cebu City | sat | 18:50 | 22:20 | 4h 30m | Korean Air | from $113 | search |
| KE601 | Seoul — Cebu City | mon, tue, wed, thu, fri, sun | 20:05 | 23:30 | 4h 25m | Korean Air | from $113 | search |
| 7C2113 | Seoul — Cebu City | daily | 20:20 | 00:10 | 4h 50m | Jeju Air | from $113 | search |
| LJ9 | Seoul — Chiang Mai | mon, wed, fri, sat, sun | 16:15 | 20:30 | 6h 15m | Jin Air | from $207 | search |
| LJ9 | Seoul — Chiang Mai | tue, thu | 16:50 | 21:05 | 6h 15m | Jin Air | from $207 | search |
| LJ9 | Seoul — Chiang Mai | fri, sun | 17:00 | 21:15 | 6h 15m | Jin Air | from $207 | search |
| KE37 | Seoul — Chicago | daily | 10:40 | 09:40 | 13h 0m | Korean Air | search | |
| 5Y8156 | Seoul — Chongqing | mon | 23:51 | 02:24 | 3h 33m | Atlas Air | search | |
| YP621 | Seoul — Da Nang | mon, tue | 16:45 | 19:50 | 5h 5m | Air Premia | from $141 | search |
| YP621 | Seoul — Da Nang | wed | 17:45 | 20:45 | 5h 0m | Perimeter Aviation | from $141 | search |
| YP621 | Seoul — Da Nang | wed, thu, sat, sun | 17:45 | 20:45 | 5h 0m | Air Premia | from $141 | search |
| LH8385 | Seoul — Frankfurt | sun | 01:00 | 08:00 | 14h 0m | Lufthansa Cargo | search | |
| LH8385 | Seoul — Frankfurt | fri | 02:15 | 08:20 | 14h 5m | Lufthansa Cargo | search | |
| KE8517 | Seoul — Frankfurt | fri | 09:05 | 15:00 | 13h 55m | Korean Air | search | |
| KE513 | Seoul — Frankfurt | sun | 12:10 | 17:55 | 13h 45m | Korean Air | search | |
| KE127 | Seoul — Fuzhou | tue, thu, sat, sun | 08:10 | 09:55 | 2h 45m | Korean Air | search | |
| OZ369 | Seoul — Guangzhou | daily | 08:30 | 11:15 | 3h 45m | Asiana Airlines | from $230 | search |
| CZ338 | Seoul — Guangzhou | daily | 15:15 | 18:10 | 3h 55m | China Southern Airlines | from $230 | search |
| MU5072 | Seoul — Hangzhou | fri | 11:55 | 12:50 | 1h 55m | China Eastern Airlines | search | |
| MU5072 | Seoul — Hangzhou | mon, tue, wed, thu, sat, sun | 11:55 | 13:05 | 2h 10m | China Eastern Airlines | search | |
| KE107 | Seoul — Hangzhou | mon, wed, fri | 12:00 | 13:25 | 2h 25m | Korean Air | search | |
| KE447 | Seoul — Hanoi | daily | 18:55 | 21:35 | 4h 40m | Korean Air | from $137 | search |
| 7C2201 | Seoul — Hanoi | daily | 20:40 | 23:45 | 5h 5m | Jeju Air | from $137 | search |
| VN409 | Seoul — Ho Chi Minh City | daily | 10:35 | 13:55 | 5h 20m | Vietnam Airlines | from $137 | search |