Find Deals on 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
Students
under 26
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 O'Hare International to Ko Samui

(Round-trip)
Depart: Sat Mar 11 2017 Return: Sun Mar 19 2017 Trip spans 8 days
$1234
Select
Emirates
Emirates
ORD
2:40p
USM
3:50a
36h 10m
2 stops
USM
3:05p
ORD
11:40p
32h 35m
2 stops
Depart: Fri Mar 10 2017 Return: Sun Mar 19 2017 Trip spans 9 days
$1287
Select
Cathay Pacific
Cathay Pacific
ORD
9:05a
USM
1:30a
40h 25m
1 stop
USM
7:35a
ORD
9:25p
37h 50m
1 stop
Depart: Thu Jun 29 2017 Return: Thu Jul 13 2017 Trip spans 15 days
$1612
Select
Singapore Airlines
Singapore Airlines
ORD
10:15a
USM
4:55p
54h 40m
2 stops
USM
5:55a
ORD
9:20p
39h 25m
3 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

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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.

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Airports
Origin

Chicago
$1234
Destination

Ko Samui
$1234