$73+ Cheap flights from Incheon Intl (ICN) to Southeast Asia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — BKK
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Incheon Intl to Southeast Asia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Incheon Intl to Southeast AsiaExplore the most affordable flight options available from Incheon Intl to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Incheon Intl to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:00 am -
Nonstop4h 40m
Fri 10/1612:40 am -
Nonstop4h 35m
Deal found 9/16![Multiple Airlines logo]()
$155
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am -
Nonstop4h 40m
Fri 10/212:40 am -
Nonstop4h 35m
Deal found 9/15![Multiple Airlines logo]()
$156
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
Nonstop4h 40m
Sat 10/2411:45 pm -
Nonstop4h 15m
Deal found 9/16![VietJet Air logo]()
$157
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
Nonstop4h 40m
Tue 9/2912:40 am -
Nonstop4h 35m
Deal found 9/16![Multiple Airlines logo]()
$158
This CheapOair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:00 am -
Nonstop4h 40m
Fri 10/2312:40 am -
Nonstop4h 35m
Deal found 9/13![Multiple Airlines logo]()
$159
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 am -
Nonstop4h 40m
Wed 10/2811:40 pm -
Nonstop4h 20m
Deal found 9/15![VietJet Air logo]()
$160
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 am -
Nonstop4h 30m
Wed 10/211:40 am -
Nonstop4h 15m
Deal found 9/16![VietJet Air logo]()
$162
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:00 am -
Nonstop5h 05m
Wed 11/2512:40 am -
Nonstop4h 35m
Deal found 9/16![Multiple Airlines logo]()
$162
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:25 am -
Nonstop4h 30m
Wed 9/301:40 am -
Nonstop4h 15m
Deal found 9/17![VietJet Air logo]()
$163
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:00 am -
Nonstop4h 40m
Mon 10/1912:40 am -
Nonstop4h 35m
Deal found 9/14![Multiple Airlines logo]()
$164
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:30 pm -
Nonstop5h 00m
Tue 9/291:30 am -
Nonstop4h 45m
Deal found 9/13![Jeju Air logo]()
$166
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:25 am -
Nonstop4h 30m
Fri 10/301:40 am -
Nonstop4h 25m
Deal found 9/15![Multiple Airlines logo]()
$167
Best flights from Incheon Intl to Southeast AsiaDiscover carefully curated flight deals from Incheon Intl to Southeast Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Incheon Intl to Southeast Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:40 pm -
Nonstop5h 05m
Wed 9/3012:45 am -
Nonstop4h 50m
Deal found 9/13![Jeju Air logo]()
$178
This Sun PhuQuoc Airways deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun PhuQuoc Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:15 am -
Nonstop4h 55m
Tue 11/104:35 pm -
Nonstop4h 10m
Deal found 9/16![Sun PhuQuoc Airways logo]()
$200
This Trinity Airways deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:00 pm -
Nonstop6h 05m
Wed 12/212:05 am -
Nonstop5h 15m
Deal found 9/17![Trinity Airways logo]()
$230
This Vietnam Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:30 am -
1 stop18h 35m
Wed 10/2111:55 am -
1 stop15h 55m
Deal found 9/13![Vietnam Airlines logo]()
$266
This VietJet Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure VietJet Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:25 am -
1 stop15h 20m
Mon 12/72:10 pm -
1 stop27h 15m
Deal found 9/14![VietJet Air logo]()
$288
This Shandong Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:50 pm -
1 stop26h 40m
Sat 11/281:30 am -
1 stop17h 40m
Deal found 9/14![Shandong Airlines logo]()
$299
This AIR PREMIA deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AIR PREMIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/317:20 pm -
Nonstop5h 40m
Thu 2/412:30 am -
Nonstop5h 10m
Deal found 9/16![AIR PREMIA logo]()
$361
This Singapore Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/234:55 pm -
Nonstop6h 35m
Thu 2/258:30 am -
Nonstop6h 10m
Deal found 9/12![Singapore Airlines logo]()
$366
This Booking.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/17:55 pm -
2 stops19h 50m
Wed 1/133:45 pm -
2 stops26h 10m
Deal found 9/12![China Eastern logo]()
$381
This AirAsia deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:15 am -
Nonstop6h 30m
Mon 10/511:30 pm -
Nonstop6h 30m
Deal found 9/14![AirAsia X logo]()
$422
This AirAsia deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/187:35 am -
Nonstop6h 55m
Sun 2/2110:40 pm -
Nonstop6h 40m
Deal found 9/17![AirAsia logo]()
$432
This Jeju Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:25 pm -
Nonstop5h 10m
Fri 10/161:35 am -
Nonstop5h 10m
Deal found 9/16![Jeju Air logo]()
$221
This Cathay Pacific deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:00 am -
1 stop12h 05m
Sun 10/117:05 pm -
1 stop22h 00m
Deal found 9/15![Cathay Pacific logo]()
$457
This Malaysia Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:05 am -
Nonstop6h 40m
Sat 10/311:25 pm -
Nonstop6h 30m
Deal found 9/12![Malaysia Airlines logo]()
$462
This Philippine Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:20 am -
1 stop17h 35m
Wed 10/2112:55 am -
1 stop17h 20m
Deal found 9/16![Philippine Airlines logo]()
$465
This Hahn Air Systems deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hahn Air Systems is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/225:00 am -
1 stop15h 25m
Fri 1/2912:05 pm -
Nonstop5h 20m
Deal found 9/13![Multiple Airlines logo]()
$477
This Trinity Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:10 pm -
Nonstop5h 45m
Tue 11/312:55 am -
Nonstop5h 00m
Deal found 9/13![Trinity Airways logo]()
$243
This Jeju Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:50 pm -
Nonstop5h 20m
Sun 11/82:10 am -
Nonstop4h 55m
Deal found 9/16![Jeju Air logo]()
$225
This Vietnam Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2012:30 am -
1 stop18h 50m
Mon 11/3010:10 pm -
1 stop16h 20m
Deal found 9/16![Vietnam Airlines logo]()
$273
This Jeju Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:35 pm -
Nonstop4h 05m
Wed 9/301:40 am -
Nonstop3h 50m
Deal found 9/16![Jeju Air logo]()
$242
This Vietnam Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:30 am -
1 stop18h 30m
Wed 11/1812:20 pm -
1 stop8h 15m
Deal found 9/15![Vietnam Airlines logo]()
$274
This Trinity Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:50 pm -
Nonstop6h 20m
Fri 11/271:30 am -
Nonstop5h 30m
Deal found 9/15![Trinity Airways logo]()
$280
This Shandong Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:45 am -
1 stop17h 45m
Thu 11/191:30 am -
1 stop15h 50m
Deal found 9/13![Shandong Airlines logo]()
$322
This Vietnam Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:30 am -
1 stop18h 30m
Wed 12/212:15 pm -
1 stop8h 20m
Deal found 9/13![Vietnam Airlines logo]()
$274
This Jeju Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:35 pm -
Nonstop4h 05m
Thu 10/11:40 am -
Nonstop3h 50m
Deal found 9/17![Jeju Air logo]()
$250
This Korean Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:50 pm -
Nonstop6h 25m
Sun 10/111:25 am -
Nonstop6h 25m
Deal found 9/14![Korean Air logo]()
$698
This Sun PhuQuoc Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun PhuQuoc Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:25 pm -
Nonstop6h 00m
Thu 11/198:45 am -
1 stop11h 55m
Deal found 9/13![Sun PhuQuoc Airways logo]()
$351
This Trinity Airways deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:50 pm -
Nonstop6h 40m
Mon 10/1211:00 pm -
Nonstop6h 45m
Deal found 9/16![Trinity Airways logo]()
$291
This Vietnam Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2012:30 am -
1 stop12h 45m
Wed 11/2510:10 pm -
1 stop16h 20m
Deal found 9/14![Vietnam Airlines logo]()
$274
This Jeju Air deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:25 pm -
Nonstop5h 10m
Sun 10/111:35 am -
Nonstop5h 10m
Deal found 9/15![Jeju Air logo]()
$252
Last-minute flights from Incheon Intl to Southeast AsiaDiscover last-minute flight deals from Incheon Intl to Southeast Asia. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Incheon Intl to Southeast Asia. Data last updated September 17, 2026 and is based on user searches.
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:30 pm -
Nonstop5h 00m
Tue 9/291:30 am -
Nonstop4h 45m
Deal found 9/13![Jeju Air logo]()
$166
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
Nonstop4h 40m
Tue 9/2912:40 am -
Nonstop4h 35m
Deal found 9/16![Multiple Airlines logo]()
$158
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:25 am -
Nonstop4h 30m
Wed 9/301:40 am -
Nonstop4h 15m
Deal found 9/17![VietJet Air logo]()
$163
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am -
Nonstop4h 40m
Fri 10/212:40 am -
Nonstop4h 35m
Deal found 9/15![Multiple Airlines logo]()
$156
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:25 am -
Nonstop4h 30m
Fri 10/301:40 am -
Nonstop4h 25m
Deal found 9/15![Multiple Airlines logo]()
$167
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am -
Nonstop4h 40m
Tue 10/1311:45 pm -
Nonstop4h 15m
Deal found 9/16![VietJet Air logo]()
$168
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 am -
Nonstop4h 30m
Wed 10/211:40 am -
Nonstop4h 15m
Deal found 9/16![VietJet Air logo]()
$162
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:00 am -
Nonstop4h 40m
Fri 10/1612:40 am -
Nonstop4h 35m
Deal found 9/16![Multiple Airlines logo]()
$155
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:00 am -
Nonstop4h 40m
Mon 10/1912:40 am -
Nonstop4h 35m
Deal found 9/14![Multiple Airlines logo]()
$164
This CheapOair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:00 am -
Nonstop4h 40m
Fri 10/2312:40 am -
Nonstop4h 35m
Deal found 9/13![Multiple Airlines logo]()
$159
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
Nonstop4h 40m
Sat 10/2411:45 pm -
Nonstop4h 15m
Deal found 9/16![VietJet Air logo]()
$157
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 am -
Nonstop4h 40m
Wed 10/2811:40 pm -
Nonstop4h 20m
Deal found 9/15![VietJet Air logo]()
$160
One-way flights from Incheon Intl to Southeast AsiaSearch for one-way flight options from Incheon Intl to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Incheon Intl to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![VietJet Air logo]()
$73
This Super.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:25 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![VietJet Air logo]()
$75
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:25 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![VietJet Air logo]()
$78
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:20 pm -
Nonstop5h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Jeju Air logo]()
$80
This VietJet Air deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure VietJet Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:05 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![VietJet Air logo]()
$81
This VietJet Air deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure VietJet Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:25 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![VietJet Air logo]()
$82
This VietJet Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure VietJet Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:25 am -
Nonstop5h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![VietJet Air logo]()
$83
This Eastar Jet deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Eastar Jet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:35 pm -
Nonstop4h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Eastar Jet logo]()
$83
This Jeju Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:40 pm -
Nonstop5h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Jeju Air logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:25 am -
Nonstop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![VietJet Air logo]()
$86
This Eastar Jet deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Eastar Jet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:35 pm -
Nonstop4h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Eastar Jet logo]()
$86
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:25 am -
Nonstop5h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![VietJet Air logo]()
$87
Find flight deals from Incheon Intl to Southeast Asia
Keep the following information in mind while searching for Incheon Intl to Southeast Asia flight deals. Data was last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $155 (CheapOair) |
One-way from | $73 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $235 |
Cheapflights Fare Finder
Customize your flight search to find flights from Incheon Intl to Southeast Asia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Southeast Asia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IncheonHanoi
ICN Incheon Intl - HAN Hanoi Noibai
ICNHAN
Incheon Intl
Mon 9/28
8:40 pm-11:45 pm
Nonstop5h 05m
Hanoi Noibai
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$84
IncheonHanoi
ICN Incheon Intl - HAN Hanoi Noibai
ICNHAN
Incheon Intl
Fri 10/30
9:20 pm-12:40 am
Nonstop5h 20m
Hanoi Noibai
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$85
IncheonHanoi
ICN Incheon Intl - HAN Hanoi Noibai
ICNHAN
Incheon Intl
Sat 10/31
9:20 pm-12:40 am
Nonstop5h 20m
Hanoi Noibai
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$85
IncheonHanoi
ICN Incheon Intl - HAN Hanoi Noibai
ICNHAN
Incheon Intl
Sun 11/1
6:25 am-9:30 am
Nonstop5h 05m
Hanoi Noibai
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$91
IncheonDa Nang
ICN Incheon Intl - DAD Da Nang
ICNDAD
Incheon Intl
Sun 11/22
8:55 pm-12:20 am
Nonstop5h 25m
Da Nang
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$92
IncheonNha Trang
ICN Incheon Intl - CXR Nha Trang Cam Ranh
ICNCXR
Incheon Intl
Tue 9/29
9:25 pm-12:35 am
Nonstop5h 10m
Nha Trang Cam Ranh
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$92
IncheonDa Nang
ICN Incheon Intl - DAD Da Nang
ICNDAD
Incheon Intl
Wed 11/11
8:55 pm-12:20 am
Nonstop5h 25m
Da Nang
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$94
IncheonDa Nang
ICN Incheon Intl - DAD Da Nang
ICNDAD
Incheon Intl
Wed 12/2
8:55 pm-12:20 am
Nonstop5h 25m
Da Nang
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$94
IncheonNha Trang
ICN Incheon Intl - CXR Nha Trang Cam Ranh
ICNCXR
Incheon Intl
Sat 10/17
8:55 pm-11:55 pm
Nonstop5h 00m
Nha Trang Cam Ranh
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$95
IncheonNha Trang
ICN Incheon Intl - CXR Nha Trang Cam Ranh
ICNCXR
Incheon Intl
Wed 10/14
6:45 am-9:35 am
Nonstop4h 50m
Nha Trang Cam Ranh
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$96
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Incheon Intl to Southeast Asia
Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Incheon Intl with our price prediction graph.
ICN-HAN
ICN-DAD
ICN-PQC
ICN-BKK
ICN-CRK
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Incheon Intl Airport to Southeast Asia
ICN-zzYJX
ICN-HAN
ICN-DAD
ICN-PQC
ICN-BKK
What is the cheapest month to book a flight from Incheon Intl Airport to Southeast Asia?
Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Southeast Asia (average of $226). Flying from Incheon Intl Airport to Southeast Asia in February is currently the most expensive (average of $325). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ICN to YJX?
Find hourly flight availability from Incheon Intl to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2026.
It’s typically best to fly out from Incheon Intl Airport to Southeast Asia in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from Incheon Intl Airport to Southeast Asia
Explore weekly flight availability from Incheon Intl to Southeast Asia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2026.
The most flights from ICN to zzYJX are scheduled on a Wednesday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).
How far ahead should I book a flight from Incheon Intl Airport to Southeast Asia?
The price you pay for your flight from Incheon Intl Airport to Southeast Asia may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Incheon Intl Airport to Southeast Asia?
Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Southeast Asia. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Incheon Intl Airport to Southeast Asia flight should consider departing on Monday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Southeast Asia
Get insights into the airlines that provide service to Southeast Asia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southeast Asia. Reviews last updated September 17, 2026.
Read reviews from past customers who have flown Korean Air,Asiana Airlines, andJeju Air from Incheon Intl Airport to Southeast Asia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.2
Food
8.1
Overall
8.4
Boarding
8.5
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Food
8.1
Overall
8.4
Boarding
8.5
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Food
8.1
Overall
8.4
Boarding
8.5
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Food
8.1
Overall
8.4
Boarding
8.5
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Food
8.1
Overall
8.4
Boarding
8.5
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Food
8.1
Overall
8.4
Boarding
8.5
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Related info for your journey
Find useful and relevant information for your journey from Incheon Intl to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Incheon Intl to Southeast Asia
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Complete your trip
Complete your trip to Southeast Asia by adding a car rental and/or hotel reservation to your travel itinerary.
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Incheon Intl and Southeast Asia flights
Browse other Incheon Intl and Southeast Asia flight options. Last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Incheon Intl to Southeast Asia flights
Consider these flights traveling from Incheon Intl to Southeast Asia.
Top 10 airlines flying from Incheon Intl to Southeast Asia
Discover the top 10 airlines that operate flights from Incheon Intl to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$73 | Average$237 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$74 | Average$269 | FlexibilityNo cancel fee | On-time86% | |
| Cheapest$79 | Average$289 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$86 | Average$254 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$87 | Average$324 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$98 | Average$312 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$100 | Average$226 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$109 | Average$299 | FlexibilityNo cancel fee | On-time94% | |
| Cheapest$124 | Average$374 | FlexibilityNo cancel fee | On-time87% | |
| Cheapest$132 | Average$273 | FlexibilityNo cancel fee | On-timeN/A |