$390+ Cheap flights from Illinois to Thailand
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.
ORD — BKK
Nov 3 — Nov 101
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Thailand with Cheapflights
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Cheapest flights from Illinois to ThailandExplore the most affordable flight options available from Illinois to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
Explore the most affordable flight options available from Illinois to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
This IEagle deal was found by Cheapflights users on 10/1. 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 10/68:05 pm -
1 stop30h 15m
Wed 10/213:20 am -
1 stop41h 15m
Deal found 10/1![Etihad Airways logo]()
$825
This Justfly.com deal was found by Cheapflights users on 9/30. 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.
Mon 10/192:00 pm -
1 stop21h 55m
Wed 10/288:30 am -
1 stop36h 05m
Deal found 9/30![Etihad Airways logo]()
$829
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/192:00 pm -
1 stop21h 55m
Tue 11/107:55 pm -
1 stop24h 40m
Deal found 9/30![Etihad Airways logo]()
$831
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/198:25 pm -
1 stop27h 45m
Sun 11/88:30 am -
1 stop36h 05m
Deal found 9/30![Etihad Airways logo]()
$832
This deal was found by Cheapflights users on 10/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:05 pm -
1 stop22h 40m
Wed 10/219:00 pm -
1 stop23h 35m
Deal found 10/1![Etihad Airways logo]()
$833
This Kiwi.com deal was found by Cheapflights users on 10/1. 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
Sun 11/157:55 pm -
1 stop24h 40m
Deal found 10/1![Etihad Airways logo]()
$837
This Trip.com deal was found by Cheapflights users on 10/1. 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 10/131:20 pm -
1 stop23h 35m
Thu 10/229:00 pm -
1 stop23h 35m
Deal found 10/1![Etihad Airways logo]()
$838
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/48:05 pm -
1 stop34h 05m
Mon 11/92:40 pm -
1 stop29h 55m
Deal found 10/1![Etihad Airways logo]()
$839
This deal was found by Cheapflights users on 10/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:20 pm -
1 stop23h 35m
Sun 10/183:15 am -
1 stop24h 25m
Deal found 10/1![Etihad Airways logo]()
$840
This oojo deal was found by Cheapflights users on 10/2. 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 10/81:20 pm -
1 stop22h 30m
Thu 10/159:25 am -
1 stop35h 10m
Deal found 10/2![Etihad Airways logo]()
$840
This deal was found by Cheapflights users on 9/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:20 pm -
1 stop23h 35m
Wed 11/48:50 pm -
1 stop23h 45m
Deal found 9/30![Etihad Airways logo]()
$841
This deal was found by Cheapflights users on 9/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:20 pm -
1 stop23h 35m
Thu 11/58:50 pm -
1 stop23h 45m
Deal found 9/30![Etihad Airways logo]()
$842
Best flights from Illinois to ThailandDiscover carefully curated flight deals from Illinois to Thailand that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
Discover carefully curated flight deals from Illinois to Thailand that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
This FlightHub deal was found by Cheapflights users on 9/30. 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.
Tue 11/242:10 pm -
1 stop40h 25m
Tue 12/811:40 am -
1 stop37h 50m
Deal found 9/30![Cathay Pacific logo]()
$875
This Korean Air deal was found by Cheapflights users on 9/29. 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.
Tue 11/2411:10 am -
1 stop22h 55m
Wed 4/219:50 am -
1 stop35h 50m
Deal found 9/29![Korean Air logo]()
$883
This Delta deal was found by Cheapflights users on 10/1. 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.
Tue 10/277:00 am -
2 stops27h 45m
Mon 11/912:20 am -
2 stops34h 27m
Deal found 10/1![Delta logo]()
$894
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/298:05 pm -
2 stops27h 25m
Thu 11/129:10 am -
1 stop19h 00m
Deal found 9/30![United Airlines logo]()
$969
This Etihad Airways deal was found by Cheapflights users on 10/1. 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.
Tue 11/311:00 am -
2 stops30h 25m
Wed 11/119:10 am -
1 stop35h 25m
Deal found 10/1![Multiple Airlines logo]()
$1,046
This IEagle deal was found by Cheapflights users on 9/30. 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 11/311:30 pm -
2 stops44h 35m
Sat 11/710:00 pm -
2 stops34h 35m
Deal found 9/30![EVA Air logo]()
$1,072
This Etihad Airways deal was found by Cheapflights users on 9/29. 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 3/11:10 pm -
2 stops38h 40m
Tue 3/91:00 pm -
2 stops55h 55m
Deal found 9/29![Etihad Airways logo]()
$1,086
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:45 am -
2 stops41h 40m
Thu 11/127:00 pm -
2 stops28h 00m
Deal found 9/29![Turkish Airlines logo]()
$1,184
This Emirates deal was found by Cheapflights users on 9/29. 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.
Thu 11/57:45 pm -
1 stop25h 20m
Tue 3/3011:10 pm -
1 stop28h 35m
Deal found 9/29![Emirates logo]()
$1,187
This Qatar Airways deal was found by Cheapflights users on 9/29. 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.
Thu 10/297:50 pm -
2 stops33h 00m
Mon 11/21:00 pm -
2 stops38h 30m
Deal found 9/29![Qatar Airways logo]()
$1,704
This Korean Air deal was found by Cheapflights users on 9/29. 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.
Mon 11/911:10 am -
1 stop22h 35m
Wed 11/1112:20 am -
1 stop21h 10m
Deal found 9/29![Korean Air logo]()
$883
This Delta deal was found by Cheapflights users on 10/2. 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 1/295:59 pm -
2 stops39h 46m
Sun 2/712:20 am -
2 stops34h 50m
Deal found 10/2![Delta logo]()
$899
This Justfly.com deal was found by Cheapflights users on 9/29. 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 11/12:10 pm -
1 stop32h 10m
Thu 11/1212:20 pm -
1 stop37h 10m
Deal found 9/29![Cathay Pacific logo]()
$938
This United Airlines deal was found by Cheapflights users on 10/3. 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 11/235:52 pm -
2 stops28h 38m
Mon 4/199:35 am -
2 stops27h 25m
Deal found 10/3![United Airlines logo]()
$979
This Delta deal was found by Cheapflights users on 10/2. 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 11/232:32 pm -
2 stops33h 53m
Wed 4/2111:30 pm -
1 stop22h 10m
Deal found 10/2![Delta logo]()
$934
This Cathay Pacific deal was found by Cheapflights users on 9/29. 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 11/82:10 pm -
1 stop40h 25m
Thu 11/1211:40 am -
1 stop37h 50m
Deal found 9/29![Cathay Pacific logo]()
$948
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/51:00 pm -
2 stops33h 30m
Mon 11/169:10 am -
2 stops24h 27m
Deal found 10/2![United Airlines logo]()
$979
This Etihad Airways deal was found by Cheapflights users on 10/2. 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.
Tue 11/311:00 am -
2 stops30h 25m
Tue 12/89:10 am -
1 stop35h 25m
Deal found 10/2![Multiple Airlines logo]()
$1,099
This Delta deal was found by Cheapflights users on 10/4. 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.
Tue 11/36:35 am -
2 stops27h 10m
Tue 11/1012:20 am -
1 stop21h 10m
Deal found 10/4![Delta logo]()
$934
This United Airlines deal was found by Cheapflights users on 10/1. 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 11/45:52 pm -
2 stops28h 38m
Wed 4/77:00 am -
2 stops25h 22m
Deal found 10/1![United Airlines logo]()
$980
This EVA Air deal was found by Cheapflights users on 10/3. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:30 am -
2 stops31h 10m
Tue 11/310:00 pm -
2 stops34h 35m
Deal found 10/3![EVA Air logo]()
$1,192
This Emirates deal was found by Cheapflights users on 9/30. 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 11/27:45 pm -
1 stop35h 25m
Tue 12/2211:00 pm -
1 stop28h 55m
Deal found 9/30![Emirates logo]()
$1,196
This KAYAK deal was found by Cheapflights users on 10/1. 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.
Tue 12/81:15 pm -
2 stops38h 35m
Tue 12/151:00 pm -
2 stops31h 35m
Deal found 10/1![Etihad Airways logo]()
$1,233
This Delta deal was found by Cheapflights users on 9/29. 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.
Tue 3/26:00 am -
2 stops29h 20m
Wed 3/109:40 pm -
2 stops27h 16m
Deal found 9/29![Delta logo]()
$944
This Malaysia Airlines deal was found by Cheapflights users on 10/2. 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.
Mon 11/26:35 pm -
2 stops26h 15m
Sun 11/153:00 pm -
3 stops29h 30m
Deal found 10/2![Malaysia Airlines logo]()
$2,525
This United Airlines deal was found by Cheapflights users on 10/3. 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.
Tue 10/137:00 am -
2 stops33h 35m
Wed 11/117:10 am -
2 stops24h 46m
Deal found 10/3![United Airlines logo]()
$981
This Emirates deal was found by Cheapflights users on 10/1. 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 11/37:45 pm -
1 stop25h 20m
Wed 12/2311:00 pm -
1 stop28h 55m
Deal found 10/1![Emirates logo]()
$1,197
This Cathay Pacific deal was found by Cheapflights users on 10/4. 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 stops29h 13m
Wed 12/212:45 pm -
2 stops41h 42m
Deal found 10/4![Multiple Airlines logo]()
$1,204
This EVA Air deal was found by Cheapflights users on 10/1. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:30 pm -
2 stops26h 50m
Thu 11/128:30 am -
2 stops24h 05m
Deal found 10/1![EVA Air logo]()
$1,220
This Globehunters deal was found by Cheapflights users on 10/2. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:10 pm -
2 stops28h 00m
Sat 11/2811:40 am -
1 stop37h 50m
Deal found 10/2![Cathay Pacific logo]()
$1,137
Last-minute flights from Illinois to ThailandDiscover last-minute flight deals from Illinois to Thailand. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Thailand. Data last updated October 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/48:05 pm -
1 stop34h 05m
Mon 11/92:40 pm -
1 stop29h 55m
Deal found 10/1![Etihad Airways logo]()
$839
This IEagle deal was found by Cheapflights users on 10/1. 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 10/68:05 pm -
1 stop30h 15m
Wed 10/213:20 am -
1 stop41h 15m
Deal found 10/1![Etihad Airways logo]()
$825
This deal was found by Cheapflights users on 10/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:20 pm -
1 stop23h 35m
Sun 10/183:15 am -
1 stop24h 25m
Deal found 10/1![Etihad Airways logo]()
$840
This deal was found by Cheapflights users on 10/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:05 pm -
1 stop22h 40m
Fri 10/169:00 pm -
1 stop23h 35m
Deal found 10/1![Etihad Airways logo]()
$833
This oojo deal was found by Cheapflights users on 10/2. 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 10/81:20 pm -
1 stop22h 30m
Thu 10/159:25 am -
1 stop35h 10m
Deal found 10/2![Etihad Airways logo]()
$840
This deal was found by Cheapflights users on 9/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:20 pm -
1 stop23h 35m
Wed 11/48:50 pm -
1 stop23h 45m
Deal found 9/30![Etihad Airways logo]()
$841
This Trip.com deal was found by Cheapflights users on 10/1. 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 10/131:20 pm -
1 stop23h 35m
Thu 10/229:00 pm -
1 stop23h 35m
Deal found 10/1![Etihad Airways logo]()
$838
This deal was found by Cheapflights users on 9/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:20 pm -
1 stop23h 35m
Thu 11/58:50 pm -
1 stop23h 45m
Deal found 9/30![Etihad Airways logo]()
$842
This Justfly.com deal was found by Cheapflights users on 9/30. 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.
Mon 10/192:00 pm -
1 stop21h 55m
Wed 10/288:30 am -
1 stop36h 05m
Deal found 9/30![Etihad Airways logo]()
$829
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/192:00 pm -
1 stop21h 55m
Tue 11/107:55 pm -
1 stop24h 40m
Deal found 9/30![Etihad Airways logo]()
$831
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/198:25 pm -
1 stop27h 45m
Sun 11/88:30 am -
1 stop36h 05m
Deal found 9/30![Etihad Airways logo]()
$832
This Kiwi.com deal was found by Cheapflights users on 10/1. 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
Sun 11/157:55 pm -
1 stop24h 40m
Deal found 10/1![Etihad Airways logo]()
$837
One-way flights from Illinois to ThailandSearch for one-way flight options from Illinois to Thailand. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
Search for one-way flight options from Illinois to Thailand. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
This IEagle deal was found by Cheapflights users on 10/1. 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.
Sun 10/111:20 pm -
1 stop22h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Etihad Airways logo]()
$390
This SmartFares deal was found by Cheapflights users on 10/1. 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.
Tue 10/138:05 pm -
1 stop39h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Etihad Airways logo]()
$393
This oojo deal was found by Cheapflights users on 10/2. 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.
Wed 10/78:05 pm -
1 stop39h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Etihad Airways logo]()
$396
This FlightHub deal was found by Cheapflights users on 10/1. 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.
Mon 10/121:20 pm -
1 stop22h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Etihad Airways logo]()
$409
This oojo deal was found by Cheapflights users on 10/2. 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 11/92:10 pm -
1 stop34h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Cathay Pacific logo]()
$413
This oojo deal was found by Cheapflights users on 10/4. 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.
Wed 10/212:00 pm -
1 stop21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Etihad Airways logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 2/161:15 pm -
1 stop21h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Etihad Airways logo]()
$425
This Korean Air deal was found by Cheapflights users on 10/2. 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.
Mon 2/1511:10 am -
1 stop24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Korean Air logo]()
$426
This Delta deal was found by Cheapflights users on 10/2. 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 1/287:00 am -
2 stops28h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 10/2. 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 2/226:00 am -
2 stops28h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Delta logo]()
$429
This oojo deal was found by Cheapflights users on 10/1. 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.
Wed 11/252:10 pm -
1 stop38h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Cathay Pacific logo]()
$430
This oojo deal was found by Cheapflights users on 9/30. 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 2/1510:45 pm -
1 stop31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Philippine Airlines logo]()
$432
Find flight deals from Illinois to Thailand
Keep the following information in mind while searching for Illinois to Thailand flight deals. Data was last updated October 4, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $824 (IEagle) |
One-way from | $390 (IEagle) |
Popular in | December |
Cheapest in | April |
Average price | $955 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Thailand 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 October 4, 2026.
Use the filters below to find and compare flights from Illinois to Thailand that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPhuket City
ORD Chicago O'Hare Intl - HKT Phuket City
ORDHKT
Chicago O'Hare Intl
Wed 10/7
8:05 pm-11:50 pm
1 stop39h 45m
Phuket City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$406
ChicagoBangkok
MDW Chicago Midway - BKK Bangkok Suvarnabhumi
MDWBKK
Chicago Midway
Thu 1/28
6:00 am-12:20 am
2 stops29h 20m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$454
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
10:35 am-12:20 am
2 stops48h 45m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$456
ChicagoChiang Mai
MDW Chicago Midway - CNX Chiang Mai
MDWCNX
Chicago Midway
Tue 11/17
6:00 am-10:45 pm
2 stops27h 45m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$481
ChicagoChiang Mai
MDW Chicago Midway - CNX Chiang Mai
MDWCNX
Chicago Midway
Wed 3/24
6:00 am-10:45 pm
2 stops28h 45m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$481
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Tue 11/17
6:40 am-10:45 pm
2 stops27h 05m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$481
ChicagoPhuket City
ORD Chicago O'Hare Intl - HKT Phuket City
ORDHKT
Chicago O'Hare Intl
Wed 10/7
7:35 am-10:10 pm
2 stops26h 35m
Phuket City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$506
ChicagoPhuket City
ORD Chicago O'Hare Intl - HKT Phuket City
ORDHKT
Chicago O'Hare Intl
Tue 10/13
7:35 am-10:10 pm
2 stops26h 35m
Phuket City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$506
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Tue 10/27
1:00 pm-11:30 am
3 stops34h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$509
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Thailand
Have a flexible travel schedule? Discover the best time to fly to Thailand from Illinois with our price prediction graph.
ORD-HKT
ORD-BKK
MDW-BKK
ORD-USM
ORD-CNX
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 Thailand
USIL-TH0
ORD-HKT
ORD-BKK
MDW-BKK
ORD-USM
What is the cheapest month to book a flight from Illinois to Thailand?
Currently, February is the cheapest month in which you can book a flight from Illinois to Thailand (average of $894). Flying from Illinois to Thailand in December is currently the most expensive (average of $1,345). 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 far ahead should I book a flight from Illinois to Thailand?
The price you pay for your flight from Illinois to Thailand may vary depending on when you book. For the best chance of a lower fare, look to book 86 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 Thailand. 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.
Alternative routes
Complete your trip
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Top regions
Alternative routes for Illinois to Thailand
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Thailand by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Thailand by cabin class
Find flights from Illinois to Thailand, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Thailand flights
Browse other Illinois and Thailand flight options. Last updated on October 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Thailand
Find the right flight back to Illinois after your stay in Thailand
Illinois to Thailand flights
Consider these flights traveling from Illinois to Thailand.
Fly to Thailand regions
Consider these flights traveling to Thailand regions.
Top 10 airlines flying from Illinois to Thailand
Discover the top 10 airlines that operate flights from Illinois to Thailand. 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 October 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$617 | Average$879 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$680 | Average$1,229 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$712 | Average$1,057 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$725 | Average$1,014 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$787 | Average$985 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$789 | Average$1,187 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$790 | Average$1,193 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$790 | Average$1,004 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$802 | Average$1,120 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$809 | Average$1,247 | FlexibilityNo cancel fee | On-timeN/A |