$361+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BKK
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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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 September 6, 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 September 6, 2026.
This oojo deal was found by Cheapflights users on 9/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:00 pm -
1 stop39h 55m
Fri 9/189:00 pm -
1 stop30h 40m
Deal found 9/3![Etihad Airways logo]()
$831
This oojo deal was found by Cheapflights users on 9/6. 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 10/12:00 pm -
1 stop21h 55m
Sun 10/252:40 pm -
1 stop30h 15m
Deal found 9/6![Etihad Airways logo]()
$832
This oojo deal was found by Cheapflights users on 9/1. 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.
Sun 11/298:20 pm -
1 stop21h 55m
Wed 12/162:55 am -
1 stop25h 05m
Deal found 9/1![Etihad Airways logo]()
$834
This oojo deal was found by Cheapflights users on 9/2. 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 9/28:00 pm -
1 stop29h 40m
Wed 9/169:00 pm -
1 stop23h 35m
Deal found 9/2![Etihad Airways logo]()
$835
This oojo deal was found by Cheapflights users on 9/1. 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.
Fri 9/188:25 pm -
1 stop27h 45m
Wed 11/118:50 pm -
1 stop31h 10m
Deal found 9/1![Etihad Airways logo]()
$836
This FlightHub deal was found by Cheapflights users on 9/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:25 am -
2 stops27h 50m
Mon 9/289:55 pm -
2 stops35h 42m
Deal found 9/3![China Eastern logo]()
$837
This Trip.com deal was found by Cheapflights users on 9/5. 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 10/254:40 pm -
1 stop27h 30m
Fri 11/1312:15 pm -
1 stop37h 55m
Deal found 9/5![Multiple Airlines logo]()
$838
This Mytrip deal was found by Cheapflights users on 9/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:25 pm -
1 stop22h 20m
Tue 10/133:55 pm -
1 stop28h 40m
Deal found 9/3![Etihad Airways logo]()
$839
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:10 pm -
1 stop28h 25m
Sun 11/222:40 pm -
1 stop30h 15m
Deal found 9/4![Etihad Airways logo]()
$841
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:20 pm -
1 stop21h 55m
Sun 12/132:40 pm -
1 stop30h 15m
Deal found 9/2![Etihad Airways logo]()
$842
This Delta deal was found by Cheapflights users on 9/1. 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.
Fri 9/2512:10 pm -
1 stop37h 25m
Sun 10/411:30 pm -
1 stop22h 00m
Deal found 9/1![Delta logo]()
$846
This Bravofly deal was found by Cheapflights users on 9/2. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:25 pm -
1 stop27h 45m
Sat 10/243:55 pm -
1 stop29h 00m
Deal found 9/2![Etihad Airways logo]()
$847
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 September 6, 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 September 6, 2026.
This Delta deal was found by Cheapflights users on 9/1. 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.
Sun 2/216:00 am -
2 stops29h 45m
Tue 3/212:55 am -
2 stops28h 30m
Deal found 9/1![Delta logo]()
$860
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Tue 11/174:39 pm -
2 stops29h 51m
Thu 12/37:10 am -
2 stops24h 46m
Deal found 9/2![United Airlines logo]()
$887
This oojo deal was found by Cheapflights users on 9/5. 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 11/2711:00 am -
2 stops42h 05m
Fri 12/258:40 pm -
1 stop24h 15m
Deal found 9/5![Etihad Airways logo]()
$925
This JetBlue deal was found by Cheapflights users on 9/5. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/306:50 pm -
1 stop22h 25m
Fri 2/123:00 am -
1 stop24h 30m
Deal found 9/5![JetBlue logo]()
$975
This FlightHub deal was found by Cheapflights users on 9/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:30 am -
2 stops44h 30m
Wed 9/239:25 am -
2 stops47h 20m
Deal found 9/2![Multiple Airlines logo]()
$1,033
This Justfly.com deal was found by Cheapflights users on 9/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2711:30 pm -
2 stops32h 45m
Fri 12/255:20 pm -
2 stops39h 15m
Deal found 9/2![EVA Air logo]()
$1,109
This Emirates deal was found by Cheapflights users on 9/4. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:35 pm -
1 stop26h 35m
Thu 10/2211:50 pm -
1 stop28h 10m
Deal found 9/4![Emirates logo]()
$1,137
This Japan Airlines deal was found by Cheapflights users on 9/4. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2711:01 am -
2 stops47h 59m
Wed 9/309:40 pm -
2 stops31h 08m
Deal found 9/4![Japan Airlines logo]()
$1,178
This Gurufare deal was found by Cheapflights users on 9/5. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:31 am -
2 stops41h 49m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/5![Cathay Pacific logo]()
$1,218
This Austrian Airlines deal was found by Cheapflights users on 9/2. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:55 pm -
3 stops42h 15m
Fri 11/2010:10 am -
3 stops45h 45m
Deal found 9/2![Austrian Airlines logo]()
$1,582
This United Airlines deal was found by Cheapflights users on 9/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:52 pm -
2 stops28h 38m
Wed 4/79:35 am -
2 stops31h 12m
Deal found 9/4![United Airlines logo]()
$900
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 10/2110:12 am -
2 stops25h 23m
Mon 12/1412:55 am -
2 stops25h 06m
Deal found 9/1![Delta logo]()
$922
This oojo deal was found by Cheapflights users on 9/5. 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 10/138:25 pm -
2 stops48h 55m
Sat 10/2410:10 am -
2 stops34h 45m
Deal found 9/5![Etihad Airways logo]()
$933
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Tue 11/245:52 pm -
2 stops28h 38m
Mon 12/144:55 pm -
2 stops24h 50m
Deal found 9/1![United Airlines logo]()
$909
This Delta deal was found by Cheapflights users on 9/1. 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 3/26:00 am -
2 stops26h 30m
Tue 3/99:40 am -
2 stops25h 30m
Deal found 9/1![Delta logo]()
$922
This oojo deal was found by Cheapflights users on 9/2. 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 9/232:00 pm -
2 stops31h 20m
Sun 10/411:55 am -
2 stops32h 40m
Deal found 9/2![Etihad Airways logo]()
$938
This Etihad Airways deal was found by Cheapflights users on 9/2. 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.
Sat 10/177:29 am -
2 stops40h 41m
Sat 10/243:55 pm -
2 stops36h 58m
Deal found 9/2![Multiple Airlines logo]()
$1,038
This Delta deal was found by Cheapflights users on 9/4. 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.
Thu 10/296:35 am -
2 stops28h 20m
Mon 11/1612:15 am -
2 stops36h 39m
Deal found 9/4![Delta logo]()
$922
This EVA Air deal was found by Cheapflights users on 9/4. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:30 am -
2 stops34h 30m
Mon 9/1412:55 pm -
2 stops43h 50m
Deal found 9/4![EVA Air logo]()
$1,133
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 10/214:40 pm -
2 stops28h 55m
Thu 11/127:10 am -
1 stop19h 40m
Deal found 9/2![United Airlines logo]()
$939
This Emirates deal was found by Cheapflights users on 9/5. 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 9/288:35 pm -
1 stop36h 10m
Thu 10/111:50 pm -
1 stop28h 10m
Deal found 9/5![Emirates logo]()
$1,137
This Etihad Airways deal was found by Cheapflights users on 9/1. 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 9/227:27 am -
2 stops28h 28m
Wed 10/73:55 pm -
2 stops41h 02m
Deal found 9/1![Multiple Airlines logo]()
$1,038
This Etihad Airways deal was found by Cheapflights users on 9/5. 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 10/1512:38 pm -
2 stops35h 32m
Sun 10/252:40 pm -
1 stop30h 15m
Deal found 9/5![Etihad Airways logo]()
$990
This KAYAK deal was found by Cheapflights users on 9/5. 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 10/65:27 pm -
2 stops53h 23m
Sat 10/1711:50 am -
2 stops47h 56m
Deal found 9/5![Cathay Pacific logo]()
$1,222
This Delta deal was found by Cheapflights users on 9/5. 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 9/239:59 am -
2 stops25h 36m
Mon 9/282:35 am -
2 stops32h 09m
Deal found 9/5![Delta logo]()
$923
This United Airlines deal was found by Cheapflights users on 9/3. 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 1/121:55 pm -
2 stops32h 35m
Thu 2/47:10 am -
1 stop19h 40m
Deal found 9/3![United Airlines logo]()
$939
This Emirates deal was found by Cheapflights users on 9/1. 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.
Sun 10/188:35 pm -
1 stop26h 35m
Wed 12/1611:00 pm -
1 stop28h 55m
Deal found 9/1![Emirates logo]()
$1,137
This Etihad Airways deal was found by Cheapflights users on 9/4. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:16 am -
2 stops28h 39m
Mon 10/262:40 pm -
2 stops44h 24m
Deal found 9/4![Multiple Airlines logo]()
$1,095
This EVA Air deal was found by Cheapflights users on 9/2. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:30 am -
2 stops44h 15m
Thu 10/229:25 am -
2 stops23h 20m
Deal found 9/2![EVA Air logo]()
$1,214
This Cathay Pacific deal was found by Cheapflights users on 9/1. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops40h 50m
Mon 9/216:20 pm -
2 stops36h 18m
Deal found 9/1![Cathay Pacific logo]()
$1,230
Last-minute flights from Illinois to ThailandDiscover last-minute flight deals from Illinois to Thailand. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Thailand. Data last updated September 6, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:00 pm -
1 stop39h 55m
Fri 9/189:00 pm -
1 stop30h 40m
Deal found 9/3![Etihad Airways logo]()
$831
This FlightHub deal was found by Cheapflights users on 9/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:25 am -
2 stops27h 50m
Mon 9/289:55 pm -
2 stops35h 42m
Deal found 9/3![China Eastern logo]()
$837
This oojo deal was found by Cheapflights users on 9/1. 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.
Fri 9/188:25 pm -
1 stop27h 45m
Wed 11/118:50 pm -
1 stop31h 10m
Deal found 9/1![Etihad Airways logo]()
$836
This Justfly.com deal was found by Cheapflights users on 9/5. 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.
Fri 9/182:00 pm -
1 stop21h 55m
Wed 10/79:00 pm -
1 stop23h 35m
Deal found 9/5![Etihad Airways logo]()
$850
This Mytrip deal was found by Cheapflights users on 9/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:25 pm -
1 stop22h 20m
Tue 10/133:55 pm -
1 stop28h 40m
Deal found 9/3![Etihad Airways logo]()
$839
This oojo deal was found by Cheapflights users on 9/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:15 pm -
1 stop30h 35m
Tue 12/2212:20 pm -
1 stop37h 10m
Deal found 9/3![Cathay Pacific logo]()
$876
This Delta deal was found by Cheapflights users on 9/1. 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.
Fri 9/2512:10 pm -
1 stop37h 25m
Sun 10/411:30 pm -
1 stop22h 00m
Deal found 9/1![Delta logo]()
$846
This oojo deal was found by Cheapflights users on 9/6. 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 10/12:00 pm -
1 stop21h 55m
Sun 10/252:40 pm -
1 stop30h 15m
Deal found 9/6![Etihad Airways logo]()
$832
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:25 pm -
1 stop27h 45m
Sat 10/242:55 am -
1 stop25h 05m
Deal found 9/3![Etihad Airways logo]()
$851
This Bravofly deal was found by Cheapflights users on 9/2. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:25 pm -
1 stop27h 45m
Sat 10/243:55 pm -
1 stop29h 00m
Deal found 9/2![Etihad Airways logo]()
$847
This oojo deal was found by Cheapflights users on 9/5. 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 10/204:15 pm -
1 stop38h 25m
Tue 10/2710:35 am -
1 stop38h 55m
Deal found 9/5![Cathay Pacific logo]()
$876
This Trip.com deal was found by Cheapflights users on 9/5. 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 10/254:40 pm -
1 stop27h 30m
Fri 11/1312:15 pm -
1 stop37h 55m
Deal found 9/5![Multiple Airlines logo]()
$838
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 September 6, 2026.
Search for one-way flight options from Illinois to Thailand. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This IEagle deal was found by Cheapflights users on 9/4. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:25 pm -
1 stop28h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Etihad Airways logo]()
$361
This oojo deal was found by Cheapflights users on 9/1. 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.
Thu 9/248:25 pm -
1 stop22h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Etihad Airways logo]()
$373
This Mytrip deal was found by Cheapflights users on 9/2. 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 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 9/2![Etihad Airways logo]()
$420
This BusinessClass deal was found by Cheapflights users on 9/2. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:10 pm -
1 stop33h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Etihad Airways logo]()
$422
This Justfly.com deal was found by Cheapflights users on 9/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:00 pm -
1 stop29h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Etihad Airways logo]()
$424
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:25 pm -
1 stop39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Etihad Airways logo]()
$425
This Mytrip deal was found by Cheapflights users on 9/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:25 pm -
1 stop22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Etihad Airways logo]()
$426
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:00 pm -
1 stop21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Etihad Airways logo]()
$431
This IEagle deal was found by Cheapflights users on 9/4. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:20 pm -
1 stop32h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Etihad Airways logo]()
$433
This IEagle deal was found by Cheapflights users on 9/4. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:25 pm -
1 stop39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Etihad Airways logo]()
$434
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate 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 9/2![Etihad Airways logo]()
$436
This IEagle deal was found by Cheapflights users on 9/2. 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 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 9/2![Etihad Airways logo]()
$439
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 September 6, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $831 (oojo) |
One-way from | $361 (IEagle) |
Popular in | December |
Cheapest in | February |
Average price | $885 |
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 September 6, 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 9/16
8:25 pm-12:30 pm
1 stop28h 05m
Phuket City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$361
ChicagoPhuket City
ORD Chicago O'Hare Intl - HKT Phuket City
ORDHKT
Chicago O'Hare Intl
Mon 9/21
8:25 pm-11:50 pm
1 stop39h 25m
Phuket City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$361
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Tue 11/17
1:00 pm-11:30 am
2 stops33h 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
Mon 11/9
2:40 pm-11:30 am
2 stops31h 50m
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
Mon 1/4
9:50 pm-10:50 pm
2 stops36h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$460
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Tue 12/8
6:20 am-9:30 pm
2 stops26h 10m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$480
ChicagoBangkok
ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi
ORDBKK
Chicago O'Hare Intl
Tue 2/16
6:00 am-12:45 am
2 stops29h 45m
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 2/1
5:25 pm-12:45 am
2 stops42h 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
Wed 10/14
10:12 am-11:35 pm
2 stops25h 23m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$480
ChicagoBangkok
MDW Chicago Midway - BKK Bangkok Suvarnabhumi
MDWBKK
Chicago Midway
Tue 2/23
12:30 pm-9:30 pm
2 stops44h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$491
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-KBV
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 Thailand
USIL-TH0
ORD-HKT
ORD-BKK
MDW-BKK
ORD-KBV
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 $888). Flying from Illinois to Thailand in December is currently the most expensive (average of $1,324). 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 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 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 September 6, 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 September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$617 | Average$876 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$687 | Average$957 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$694 | Average$1,033 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$720 | Average$1,018 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$741 | Average$1,182 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$748 | Average$1,182 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$749 | Average$1,335 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$790 | Average$1,063 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$804 | Average$1,109 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$805 | Average$1,191 | FlexibilityNo cancel fee | On-time75% |