Find Cheap Flights from Chicago to Thailand

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago to Thailand

(Round-trip)
Depart: Wed Nov 15 2017 Return: Fri Dec 15 2017 Trip spans 31 days
China Eastern
China Eastern
ORD
BKK
40h 20m
2 stops
BKK
ORD
52h 20m
2 stops
Depart: Sun Jan 28 2018 Return: Thu Feb 22 2018 Trip spans 26 days
Asiana Airlines
Asiana Airlines
ORD
BKK
35h 15m
1 stop
BKK
ORD
29h 25m
1 stop
Depart: Tue Aug 29 2017 Return: Tue Sep 12 2017 Trip spans 15 days
ANA
ANA
ORD
BKK
23h 20m
1 stop
BKK
ORD
22h 35m
1 stop
Depart: Sun Nov 12 2017 Return: Tue Nov 28 2017 Trip spans 17 days
EVA Air
EVA Air
ORD
BKK
21h 20m
1 stop
BKK
ORD
20h 35m
1 stop
Depart: Thu Nov 16 2017 Return: Fri Dec 15 2017 Trip spans 30 days
Air China
Air China
ORD
BKK
24h 50m
2 stops
BKK
ORD
29h 20m
2 stops
Depart: Sun Nov 19 2017 Return: Wed Nov 29 2017 Trip spans 11 days
Multiple Airlines
Multiple Airlines
ORD
DMK
36h 50m
2 stops
DMK
ORD
52h 17m
3 stops
Depart: Thu Aug 24 2017 Return: Thu Sep 7 2017 Trip spans 15 days
Cathay Pacific
Cathay Pacific
ORD
BKK
20h 40m
1 stop
BKK
ORD
19h 15m
1 stop
Depart: Sun Jan 14 2018 Return: Wed Jan 24 2018 Trip spans 11 days
Delta
Delta
MDW
BKK
28h 10m
2 stops
BKK
MDW
24h 24m
2 stops
Depart: Sun Sep 17 2017 Return: Mon Oct 2 2017 Trip spans 16 days
$1012
Select
Qatar Airways
Qatar Airways
ORD
USM
25h 15m
2 stops
USM
ORD
28h 45m
2 stops
Depart: Sun Sep 10 2017 Return: Thu Sep 14 2017 Trip spans 5 days
China Eastern
China Eastern
ORD
BKK
22h 15m
1 stop
BKK
ORD
29h 30m
1 stop
Depart: Thu Feb 1 2018 Return: Thu Feb 22 2018 Trip spans 22 days
Asiana Airlines
Asiana Airlines
ORD
BKK
35h 15m
1 stop
BKK
ORD
29h 25m
1 stop
Depart: Sun Oct 1 2017 Return: Tue Oct 10 2017 Trip spans 10 days
China Eastern
China Eastern
ORD
BKK
23h 05m
1 stop
BKK
ORD
22h 10m
1 stop
Depart: Sun Jan 14 2018 Return: Wed Feb 14 2018 Trip spans 32 days
EVA Air
EVA Air
ORD
BKK
22h 30m
1 stop
BKK
ORD
30h 30m
1 stop
Depart: Tue Jan 9 2018 Return: Thu Mar 8 2018 Trip spans 59 days
Air China
Air China
ORD
BKK
24h 50m
2 stops
BKK
ORD
32h 40m
2 stops
Depart: Mon Nov 6 2017 Return: Wed Nov 15 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
ORD
DMK
39h 55m
3 stops
DMK
ORD
63h 37m
2 stops
Depart: Mon Aug 28 2017 Return: Mon Sep 25 2017 Trip spans 29 days
Cathay Pacific
Cathay Pacific
ORD
BKK
19h 50m
1 stop
BKK
ORD
19h 15m
1 stop
Depart: Mon Nov 27 2017 Return: Tue Dec 26 2017 Trip spans 30 days
Asiana Airlines
Asiana Airlines
ORD
BKK
35h 15m
1 stop
BKK
ORD
29h 25m
1 stop
Depart: Wed Nov 15 2017 Return: Mon Nov 20 2017 Trip spans 6 days
China Eastern
China Eastern
ORD
BKK
40h 20m
2 stops
BKK
ORD
52h 20m
2 stops
Depart: Wed Oct 11 2017 Return: Tue Oct 17 2017 Trip spans 7 days
Air China
Air China
ORD
HKT
26h 04m
2 stops
HKT
ORD
30h 54m
2 stops
Depart: Sun Oct 29 2017 Return: Thu Nov 9 2017 Trip spans 12 days
EVA Air
EVA Air
ORD
BKK
23h 15m
1 stop
BKK
ORD
20h 05m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Chicago
only $546
only $820
Destination

Bangkok
only $631
only $546
Ko Samui
$1012
Phuket City
$633