Find Cheap Flights 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 Portland to Thailand

(Round-trip)
Depart: Tue Sep 19 2017 Return: Mon Nov 6 2017 Trip spans 49 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
BKK
7:10p
43h 10m
2 stops
BKK
12:00a
PDX
3:50p
39h 50m
2 stops
Depart: Sat Nov 4 2017 Return: Thu Nov 23 2017 Trip spans 20 days
Air China
Air China
PDX
12:00a
BKK
12:30a
24h 30m
2 stops
BKK
12:00a
PDX
5:35a
29h 35m
2 stops
Depart: Mon Oct 30 2017 Return: Mon Nov 13 2017 Trip spans 15 days
Cathay Pacific
Cathay Pacific
PDX
12:00a
BKK
2:35a
26h 35m
2 stops
BKK
12:00a
PDX
11:45p
47h 45m
2 stops
Depart: Sun Nov 12 2017 Return: Fri Nov 24 2017 Trip spans 13 days
United
United
PDX
12:00a
BKK
2:51a
26h 51m
2 stops
BKK
12:00a
PDX
5:19a
29h 19m
2 stops
Depart: Tue Oct 10 2017 Return: Mon Oct 30 2017 Trip spans 21 days
ANA
ANA
PDX
12:00a
BKK
3:10a
27h 10m
2 stops
BKK
12:00a
PDX
5:25a
29h 25m
2 stops
Depart: Sat Nov 4 2017 Return: Fri Nov 17 2017 Trip spans 14 days
Korean Air
Korean Air
PDX
12:00a
BKK
12:53p
37h 53m
2 stops
BKK
12:00a
PDX
6:58a
30h 58m
2 stops
Depart: Mon Oct 9 2017 Return: Tue Oct 31 2017 Trip spans 23 days
China Southern
China Southern
PDX
12:00a
BKK
6:20p
42h 20m
2 stops
BKK
12:00a
PDX
3:14a
27h 14m
2 stops
Depart: Tue Sep 19 2017 Return: Mon Sep 25 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
BKK
4:10a
28h 10m
3 stops
BKK
12:00a
PDX
11:10p
47h 10m
3 stops
Depart: Wed Oct 4 2017 Return: Thu Oct 12 2017 Trip spans 9 days
Air China
Air China
PDX
12:00a
BKK
6:30p
42h 30m
2 stops
BKK
12:00a
PDX
2:53p
38h 53m
2 stops
Depart: Wed Oct 18 2017 Return: Tue Nov 7 2017 Trip spans 21 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
BKK
5:05p
41h 05m
2 stops
BKK
12:00a
PDX
9:31a
33h 31m
2 stops
Depart: Tue Oct 17 2017 Return: Sat Nov 4 2017 Trip spans 19 days
Air China
Air China
PDX
12:00a
BKK
11:35p
23h 35m
2 stops
BKK
12:00a
PDX
12:58p
37h 58m
2 stops
Depart: Mon Oct 23 2017 Return: Mon Oct 30 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
BKK
1:40p
61h 40m
2 stops
BKK
12:00a
PDX
2:17p
38h 17m
2 stops
Depart: Sat Oct 28 2017 Return: Thu Nov 2 2017 Trip spans 6 days
Air China
Air China
PDX
12:00a
BKK
12:15p
36h 15m
2 stops
BKK
12:00a
PDX
8:03a
32h 03m
2 stops
Depart: Tue Oct 17 2017 Return: Tue Oct 31 2017 Trip spans 15 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
BKK
4:30a
28h 30m
3 stops
BKK
12:00a
PDX
12:32a
24h 32m
2 stops
Depart: Thu Nov 9 2017 Return: Mon Nov 20 2017 Trip spans 12 days
Air China
Air China
PDX
12:00a
BKK
1:05a
25h 05m
2 stops
BKK
12:00a
PDX
5:35a
29h 35m
2 stops
Depart: Fri Oct 27 2017 Return: Sun Nov 5 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
PDX
12:00a
BKK
1:45p
61h 45m
2 stops
BKK
12:00a
PDX
5:36p
42h 36m
2 stops
Depart: Fri Nov 3 2017 Return: Thu Nov 23 2017 Trip spans 21 days
Air China
Air China
PDX
12:00a
BKK
9:50p
21h 50m
2 stops
BKK
12:00a
PDX
5:35a
29h 35m
2 stops
Depart: Tue Oct 10 2017 Return: Thu Nov 2 2017 Trip spans 24 days
ANA
ANA
PDX
12:00a
BKK
2:10a
26h 10m
2 stops
BKK
12:00a
PDX
9:10p
21h 10m
2 stops
Depart: Wed Nov 1 2017 Return: Sat Nov 18 2017 Trip spans 18 days
Cathay Pacific
Cathay Pacific
PDX
12:00a
BKK
2:35a
26h 35m
2 stops
BKK
12:00a
PDX
10:34a
58h 34m
2 stops
Depart: Mon Oct 9 2017 Return: Sat Oct 28 2017 Trip spans 20 days
United
United
PDX
12:00a
BKK
1:35a
25h 35m
2 stops
BKK
12:00a
PDX
10:49p
22h 49m
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

Portland
$587
Destination

Bangkok
$587