Find flights
When to book
FAQs & Tips
Deals

Find cheap flights from Illinois to Thailand from $546

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Illinois to Thailand departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 6/27
Thu 7/4

Search hundreds of travel sites at once for deals on flights to Thailand

In the last 7 days travelers have searched 42,816,550 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

August

High season

December

Cheapest flight

$546
Best time to beat the crowds with an average 0% drop in price.
Most popular time to fly with an average 13% increase in price.
Flight from Chicago to Bangkok Don Mueang Intl

FAQs for booking flights from Illinois to Thailand

  • How does KAYAK find such low prices on flights from Illinois to Thailand?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Thailand.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Thailand?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Thailand from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Thailand?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Thailand with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Thailand?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Thailand from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Illinois to Thailand

Recent round-trip flight deals

9/3Tue
1 stopCathay Pacific
19h 45mORD-BKK
9/24Tue
1 stopCathay Pacific
19h 55mBKK-ORD
$846
9/3Tue
1 stopTurkish Airlines
21h 35mORD-BKK
10/3Thu
1 stopTurkish Airlines
22h 50mBKK-ORD
$854
9/9Mon
1 stopKorean Air
23h 15mORD-BKK
11/25Mon
1 stopKorean Air
20h 30mBKK-ORD
$882
9/9Mon
1 stopANA
22h 50mORD-BKK
11/26Tue
1 stopANA
21h 30mBKK-ORD
$900
9/4Wed
1 stopANA
22h 50mORD-BKK
10/10Thu
1 stopANA
19h 55mBKK-ORD
$902
9/8Sun
1 stopEVA Air
22h 40mORD-BKK
11/25Mon
1 stopEVA Air
30h 30mBKK-ORD
$913
10/1Tue
1 stopJapan Airlines
29h 45mORD-BKK
10/29Tue
2 stopsJapan Airlines
23h 35mBKK-ORD
$918
9/30Mon
1 stopEVA Air
24h 35mORD-BKK
10/29Tue
1 stopEVA Air
20h 35mBKK-ORD
$928
10/2Wed
2 stopsJapan Airlines
28h 35mORD-BKK
10/29Tue
2 stopsJapan Airlines
23h 35mBKK-ORD
$933
11/12Tue
1 stopKorean Air
23h 55mORD-BKK
12/3Tue
1 stopKorean Air
22h 15mBKK-ORD
$937

Search by stops

Search by airline

Search by price

Recent one-way flight deals

8/16Fri
2 stops
51h 10mORD-DMK
$546
7/9Tue
2 stopsAmerican Airlines
25h 15mORD-BKK
$555
8/14Wed
2 stopsUnited Airlines
33h 35mORD-BKK
$558
7/22Mon
2 stopsJapan Airlines
32h 15mORD-BKK
$562
9/3Tue
1 stopEVA Air
21h 55mORD-CNX
$570
8/12Mon
1 stopEVA Air
23h 05mORD-BKK
$571
8/16Fri
1 stopKorean Air
23h 05mORD-BKK
$576
8/13Tue
2 stopsKorean Air
26h 02mMDW-BKK
$597
7/28Sun
1 stopJapan Airlines
39h 00mORD-BKK
$601
6/2Sun
2 stopsUnited Airlines
38h 15mORD-BKK
$925

Search by stops

Search by airline

Search by price

Last minute flights from Illinois to Thailand

Last minute flight, train and bus deals

5/30Thu
multi-stopUnited Airlines
33h 35mORD-BKK
6/10Mon
multi-stopUnited Airlines
25h 10mBKK-ORD
$1,526
5/31Fri
multi-stop
30h 35mORD-BKK
6/10Mon
multi-stop
45h 49mBKK-ORD
$1,545
5/31Fri
multi-stop
35h 35mORD-BKK
6/10Mon
multi-stop
37h 40mBKK-ORD
$1,556
5/31Fri
multi-stopANA
22h 50mORD-BKK
6/2Sun
multi-stopANA
29h 45mBKK-ORD
$1,561
5/31Fri
multi-stopANA
22h 50mORD-BKK
6/2Sun
multi-stopANA
43h 47mBKK-ORD
$1,572
5/29Wed
multi-stopEVA Air
22h 40mORD-BKK
6/5Wed
multi-stopEVA Air
31h 25mBKK-ORD
$1,814
6/2Sun
multi-stopTurkish Airlines
30h 40mORD-BKK
6/13Thu
multi-stopTurkish Airlines
22h 35mBKK-ORD
$1,826
5/30Thu
multi-stopEVA Air
22h 35mORD-BKK
6/2Sun
multi-stopEVA Air
41h 45mBKK-ORD
$1,851
6/2Sun
multi-stopFinnair
43h 55mORD-BKK
6/13Thu
multi-stopFinnair
40h 55mBKK-ORD
$1,898
6/1Sat
multi-stopFinnair
29h 35mORD-BKK
6/13Thu
multi-stopFinnair
40h 55mBKK-ORD
$1,978

Search by stops

Search by airline

Search by price