Find Cheap Flights from Chicago O'Hare International to Ko Samui (ORD - USM)

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago O'Hare International to Ko Samui

(Round-trip)
Depart: Sun Nov 12 2017 Return: Mon Nov 20 2017 Trip spans 9 days
EVA Air
EVA Air
ORD
12:00a
USM
3:20a
27h 20m
2 stops
USM
12:00a
ORD
1:05p
37h 05m
2 stops
Depart: Mon Sep 4 2017 Return: Sun Sep 10 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
USM
2:20a
26h 20m
2 stops
USM
12:00a
ORD
7:20p
43h 20m
2 stops
Depart: Tue Nov 14 2017 Return: Mon Nov 20 2017 Trip spans 7 days
$1102
Select
Qatar Airways
Qatar Airways
ORD
12:00a
USM
11:25p
23h 25m
2 stops
USM
12:00a
ORD
7:20a
55h 20m
2 stops
Depart: Tue Nov 14 2017 Return: Tue Nov 28 2017 Trip spans 15 days
EVA Air
EVA Air
ORD
12:00a
USM
2:15a
26h 15m
2 stops
USM
12:00a
ORD
1:00a
25h 00m
2 stops
Depart: Wed Oct 25 2017 Return: Sat Nov 11 2017 Trip spans 18 days
EVA Air
EVA Air
ORD
12:00a
USM
3:20a
27h 20m
2 stops
USM
12:00a
ORD
1:40p
37h 40m
2 stops
Depart: Tue Nov 21 2017 Return: Tue Nov 28 2017 Trip spans 8 days
$1052
Select
Multiple Airlines
Multiple Airlines
ORD
12:00a
USM
4:00a
28h 00m
2 stops
USM
12:00a
ORD
9:45a
33h 45m
2 stops
* 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
$876
Destination

Ko Samui
$876