Earn point on your loyalty program!arrow arc left

Cheap flights from Portland (PDX) to Bangkok (BKK)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)

How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Portland to Bangkok in September , October 2026

12 Sep - 11 Oct $ 1,055.00
PDX
Portland
United Airlines
2 STOPS
BKK
Bangkok
BKK
Bangkok
United Airlines
2 STOPS
PDX
Portland
Pick dates
19 Sep - 05 Oct $ 1,131.00
PDX
Portland
Air Canada
1 STOPS
BKK
Bangkok
BKK
Bangkok
Air Canada
1 STOPS
PDX
Portland
Pick dates
19 Sep - 07 Oct $ 1,131.00
PDX
Portland
Air Canada
1 STOPS
BKK
Bangkok
BKK
Bangkok
Air Canada
1 STOPS
PDX
Portland
Pick dates

Last minute flights from Portland to Bangkok

22 Sep - 30 Sep $ 979.00
PDX
Portland
Korean Air
2 STOPS
BKK
Bangkok
BKK
Bangkok
Korean Air
2 STOPS
PDX
Portland
Pick dates
15 Sep - 30 Sep $ 1,002.00
PDX
Portland
United Airlines
2 STOPS
BKK
Bangkok
BKK
Bangkok
United Airlines
2 STOPS
PDX
Portland
Pick dates
16 Sep - 30 Sep $ 2,071.00
PDX
Portland
Air Canada
1 STOPS
BKK
Bangkok
BKK
Bangkok
Air Canada
1 STOPS
PDX
Portland
Pick dates

One-way flights to Bangkok from Portland

9:00 AM - 5:30 PM
United Airlines
2 Stops
23h 15m
PDX - BKK
$ 517
Kiwi
Pick dates
9:00 AM - 5:30 PM
United Airlines
2 Stops
23h 15m
PDX - BKK
$ 522
Kiwi
Pick dates
7:45 PM - 11:20 PM
Air Canada
1 Stops
19h 20m
PDX - BKK
$ 555
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.