$416+ Cheap flights from Illinois to Bangkok
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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BKK
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Cheapest flights from Illinois to BangkokExplore the most affordable flight options available from Illinois to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
Explore the most affordable flight options available from Illinois to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:10 pm -
1 stop33h 35m
Mon 11/167:55 pm -
1 stop25h 00m
Deal found 9/16![Etihad Airways logo]()
$826
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:25 pm -
1 stop39h 30m
Sun 11/152:40 pm -
1 stop30h 15m
Deal found 9/16![Etihad Airways logo]()
$827
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:00 pm -
1 stop28h 45m
Tue 10/139:15 am -
1 stop35h 20m
Deal found 9/17![Etihad Airways logo]()
$828
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:45 pm -
1 stop35h 00m
Mon 11/169:55 am -
1 stop20h 00m
Deal found 9/17![Philippine Airlines logo]()
$830
This FlightHub deal was found by Cheapflights users on 9/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:45 pm -
1 stop21h 10m
Tue 12/221:10 pm -
1 stop40h 45m
Deal found 9/18![Philippine Airlines logo]()
$831
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:45 pm -
1 stop35h 00m
Sun 11/1511:40 pm -
1 stop30h 15m
Deal found 9/17![Philippine Airlines logo]()
$835
This Traveloka deal was found by Cheapflights users on 9/18. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:00 pm -
1 stop28h 45m
Fri 11/132:40 pm -
1 stop30h 15m
Deal found 9/18![Etihad Airways logo]()
$838
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:05 pm -
1 stop22h 40m
Sat 10/39:15 am -
1 stop42h 25m
Deal found 9/15![Etihad Airways logo]()
$843
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:10 pm -
1 stop39h 50m
Mon 11/97:55 pm -
1 stop25h 00m
Deal found 9/17![Etihad Airways logo]()
$845
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:25 pm -
1 stop39h 30m
Thu 10/292:40 pm -
1 stop30h 15m
Deal found 9/15![Etihad Airways logo]()
$846
This Justfly.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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:05 pm -
1 stop22h 40m
Tue 11/247:55 pm -
1 stop25h 00m
Deal found 9/15![Etihad Airways logo]()
$849
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:12 pm -
2 stops39h 18m
Wed 1/279:40 pm -
2 stops27h 53m
Deal found 9/19![Delta logo]()
$922
Best flights from Illinois to BangkokDiscover carefully curated flight deals from Illinois to Bangkok that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Illinois to Bangkok that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:05 pm -
2 stops33h 25m
Tue 12/87:10 am -
1 stop19h 40m
Deal found 9/16![United Airlines logo]()
$904
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/205:25 pm -
2 stops31h 00m
Wed 2/39:40 pm -
2 stops27h 53m
Deal found 9/18![Delta logo]()
$922
This Etihad 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 am -
2 stops42h 10m
Thu 10/223:55 pm -
2 stops44h 16m
Deal found 9/15![Multiple Airlines logo]()
$994
This oojo deal was found by Cheapflights users on 9/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:48 am -
2 stops27h 07m
Sat 10/33:15 am -
2 stops32h 43m
Deal found 9/18![Etihad Airways logo]()
$1,038
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/266:30 am -
2 stops35h 10m
Tue 2/98:35 pm -
2 stops40h 24m
Deal found 9/17![Qatar Airways logo]()
$1,049
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:02 am -
2 stops29h 13m
Wed 12/27:30 am -
2 stops22h 38m
Deal found 9/18![Cathay Pacific logo]()
$1,105
This Emirates deal was found by Cheapflights users on 9/18. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/197:45 pm -
1 stop25h 20m
Fri 2/511:10 am -
1 stop40h 45m
Deal found 9/18![Emirates logo]()
$1,137
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:47 pm -
2 stops30h 43m
Mon 12/74:55 pm -
2 stops31h 52m
Deal found 9/15![United Airlines logo]()
$909
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/105:59 pm -
2 stops41h 21m
Sun 2/211:05 am -
2 stops24h 28m
Deal found 9/16![Delta logo]()
$928
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3010:40 am -
1 stop23h 10m
Thu 12/244:55 pm -
3 stops30h 15m
Deal found 9/15![United Airlines logo]()
$913
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/195:30 am -
2 stops27h 00m
Tue 5/189:50 am -
2 stops24h 03m
Deal found 9/19![Delta logo]()
$958
This Cathay Pacific 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:02 am -
2 stops40h 58m
Sun 11/812:45 pm -
2 stops41h 22m
Deal found 9/17![Multiple Airlines logo]()
$1,101
This Emirates 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/178:45 pm -
1 stop23h 10m
Fri 3/2611:00 pm -
1 stop28h 45m
Deal found 9/15![Emirates logo]()
$1,137
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/114:25 pm -
1 stop23h 45m
Thu 2/259:10 am -
2 stops24h 12m
Deal found 9/15![United Airlines logo]()
$944
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/237:00 am -
2 stops28h 20m
Tue 2/29:40 pm -
2 stops31h 57m
Deal found 9/16![Delta logo]()
$959
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:59 pm -
2 stops32h 46m
Sun 11/152:40 pm -
2 stops36h 57m
Deal found 9/17![Etihad Airways logo]()
$1,162
This Cathay Pacific 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:02 am -
2 stops43h 03m
Wed 12/212:45 pm -
2 stops41h 23m
Deal found 9/16![Multiple Airlines logo]()
$1,101
This KAYAK deal was found by Cheapflights users on 9/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:02 am -
2 stops41h 58m
Sun 11/155:00 pm -
2 stops44h 10m
Deal found 9/20![Cathay Pacific logo]()
$1,219
This Emirates deal was found by Cheapflights users on 9/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/147:45 pm -
1 stop35h 25m
Mon 5/1711:10 pm -
1 stop28h 35m
Deal found 9/19![Emirates logo]()
$1,137
This United Airlines deal was found by Cheapflights users on 9/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:47 pm -
2 stops30h 43m
Sat 12/54:55 pm -
2 stops31h 52m
Deal found 9/19![United Airlines logo]()
$959
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:45 pm -
2 stops39h 20m
Mon 12/149:40 pm -
2 stops28h 21m
Deal found 9/19![Delta logo]()
$964
This Cathay Pacific 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:17 pm -
2 stops46h 58m
Sun 11/81:05 pm -
2 stops47h 54m
Deal found 9/17![Multiple Airlines logo]()
$1,101
This Emirates deal was found by Cheapflights users on 9/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/157:45 pm -
1 stop23h 10m
Tue 5/1811:10 pm -
1 stop28h 35m
Deal found 9/19![Emirates logo]()
$1,137
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:45 pm -
2 stops42h 50m
Mon 10/123:45 pm -
3 stops29h 53m
Deal found 9/16![United Airlines logo]()
$962
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/235:35 pm -
2 stops41h 45m
Tue 2/29:40 pm -
2 stops33h 57m
Deal found 9/15![Delta logo]()
$964
This Qatar Airways deal was found by Cheapflights users on 9/18. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:08 pm -
2 stops44h 17m
Sat 10/33:00 am -
2 stops33h 05m
Deal found 9/18![Qatar Airways logo]()
$1,485
This Cathay Pacific 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:42 pm -
2 stops33h 23m
Sat 11/71:05 pm -
2 stops41h 02m
Deal found 9/16![Multiple Airlines logo]()
$1,151
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:00 pm -
2 stops33h 30m
Fri 12/254:55 pm -
3 stops27h 57m
Deal found 9/17![United Airlines logo]()
$964
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
2 stops28h 05m
Mon 12/711:15 pm -
2 stops30h 02m
Deal found 9/18![Delta logo]()
$972
This Emirates deal was found by Cheapflights users on 9/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
1 stop26h 35m
Thu 11/1211:00 pm -
1 stop28h 55m
Deal found 9/19![Emirates logo]()
$1,197
Last-minute flights from Illinois to BangkokDiscover last-minute flight deals from Illinois to Bangkok. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Bangkok. Data last updated September 20, 2026 and is based on user searches.
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:00 pm -
1 stop28h 45m
Tue 10/139:15 am -
1 stop35h 20m
Deal found 9/17![Etihad Airways logo]()
$828
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:05 pm -
1 stop22h 40m
Sat 10/39:15 am -
1 stop42h 25m
Deal found 9/15![Etihad Airways logo]()
$843
This Justfly.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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:05 pm -
1 stop22h 40m
Tue 11/247:55 pm -
1 stop25h 00m
Deal found 9/15![Etihad Airways logo]()
$849
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:29 am -
2 stops24h 16m
Tue 9/292:35 am -
2 stops32h 09m
Deal found 9/19![Delta logo]()
$922
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:25 pm -
1 stop27h 45m
Thu 10/292:40 pm -
1 stop30h 15m
Deal found 9/16![Etihad Airways logo]()
$826
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:00 pm -
1 stop21h 55m
Mon 10/193:55 pm -
1 stop35h 45m
Deal found 9/16![Etihad Airways logo]()
$850
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:00 pm -
1 stop21h 55m
Tue 10/203:55 pm -
1 stop28h 40m
Deal found 9/16![Etihad Airways logo]()
$851
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:00 pm -
1 stop21h 55m
Wed 10/219:00 pm -
1 stop23h 35m
Deal found 9/17![Etihad Airways logo]()
$859
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:25 pm -
1 stop39h 30m
Sun 11/152:40 pm -
1 stop30h 15m
Deal found 9/16![Etihad Airways logo]()
$827
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:25 pm -
1 stop39h 30m
Thu 10/292:40 pm -
1 stop30h 15m
Deal found 9/15![Etihad Airways logo]()
$846
This Traveloka deal was found by Cheapflights users on 9/18. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:00 pm -
1 stop28h 45m
Fri 11/132:40 pm -
1 stop30h 15m
Deal found 9/18![Etihad Airways logo]()
$838
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:25 pm -
1 stop39h 30m
Thu 10/292:40 pm -
1 stop30h 15m
Deal found 9/15![Etihad Airways logo]()
$854
One-way flights from Illinois to BangkokSearch for one-way flight options from Illinois to Bangkok. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Illinois to Bangkok. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Fri 10/162:00 pm -
1 stop21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Etihad Airways logo]()
$416
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/71:10 pm -
1 stop21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Etihad Airways logo]()
$417
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:00 pm -
1 stop21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Etihad Airways logo]()
$418
This Justfly.com deal was found by Cheapflights users on 9/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:25 pm -
1 stop33h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Etihad Airways logo]()
$422
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:00 pm -
1 stop21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Etihad Airways logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Wed 11/117:15 am -
3 stops49h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$424
This Etihad Airways deal was found by Cheapflights users on 9/18. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:25 pm -
1 stop27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Etihad Airways logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 11/2410:30 pm -
2 stops57h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$429
This SmartFares deal was found by Cheapflights users on 9/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:45 pm -
1 stop21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Philippine Airlines logo]()
$430
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:25 pm -
2 stops27h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$431
This IEagle 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:10 pm -
1 stop33h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Etihad Airways logo]()
$433
This IEagle 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:25 pm -
1 stop39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Etihad Airways logo]()
$434
Find flight deals from Illinois to Bangkok
Keep the following information in mind while searching for Illinois to Bangkok flight deals. Data was last updated September 20, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $826 (oojo) |
One-way from | $416 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $888 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Bangkok 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 20, 2026.
Use the filters below to find and compare flights from Illinois to Bangkok that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Mon 11/30
10:40 am-10:50 pm
1 stop23h 10m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$456
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Mon 11/23
3:56 pm-11:30 am
3 stops30h 34m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$457
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Tue 11/10
2:00 pm-11:30 am
2 stops32h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$457
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Sun 11/22
9:41 pm-5:10 am
2 stops42h 29m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$458
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Mon 1/4
8:17 pm-12:20 am
2 stops39h 03m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$461
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Fri 9/25
2:00 pm-6:10 pm
1 stop40h 10m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$465
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Thu 1/28
7:00 am-12:20 am
2 stops28h 20m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$480
ChicagoBangkok
MDW Chicago Midway - BKK Bangkok Suvarnabhumi
MDWBKK
Chicago Midway
Mon 11/23
1:05 pm-11:05 pm
2 stops45h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$480
ChicagoBangkok
MDW Chicago Midway - BKK Bangkok Suvarnabhumi
MDWBKK
Chicago Midway
Mon 2/22
5:25 pm-1:25 pm
2 stops31h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$480
ChicagoBangkok
MDW Chicago Midway - BKK Bangkok Suvarnabhumi
MDWBKK
Chicago Midway
Thu 1/21
10:35 am-1:25 pm
2 stops37h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$480
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Bangkok
Have a flexible travel schedule? Discover the best time to fly to Bangkok from Illinois with our price prediction graph.
ORD-BKK
STL-BKK
SPI-BKK
MDW-BKK
ORD-DMK
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 Illinois to Bangkok
USIL-TH1
ORD-BKK
STL-BKK
SPI-BKK
MDW-BKK
What is the cheapest month to book a flight from Illinois to Bangkok?
Currently, February is the cheapest month in which you can book a flight from Illinois to Bangkok (average of $883). Flying from Illinois to Bangkok in December is currently the most expensive (average of $1,347). 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.
How much does it cost to fly round-trip from Illinois to Bangkok?
Airfare is below average for this route at the moment.
Illinois to Bangkok flights typically cost between $860 and $1,088 in November.The cheapest round-trip price found within the last 5 days was $826 on Etihad Airways (Nov 9-Nov 16).
How far ahead should I book a flight from Illinois to Bangkok?
The price you pay for your flight from Illinois to Bangkok may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Illinois to Bangkok
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Bangkok by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Bangkok by cabin class
Find flights from Illinois to Bangkok, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Bangkok flights
Browse other Illinois and Bangkok flight options. Last updated on September 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Bangkok flights
Consider these flights traveling from Illinois to Bangkok.
Top 10 airlines flying from Illinois to Bangkok
Discover the top 10 airlines that operate flights from Illinois to Bangkok. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$617 | Average$723 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$698 | Average$887 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$720 | Average$849 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$747 | Average$961 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$749 | Average$1,176 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$782 | Average$1,190 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$790 | Average$1,063 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$792 | Average$1,114 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$804 | Average$1,029 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$823 | Average$1,325 | FlexibilityNo cancel fee | On-time67% |