฿18,630 Cheap Flights from Portland (PDX) to Bangkok (BKK)

View ฿18,630 flight on Mon, 14 Sept 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Suvarnabhumi International Airport (BKK)

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

Prices were available within the past 7 days and start at ฿18,630 for one-way flights and ฿32,035 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 24 Sept - Wed, 30 Sept
PDX
Portland
BKK
Bangkok
฿32,035 Return, found 1 day ago
฿32,035
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 24 Sept from Portland to Bangkok, returning Wed, 30 Sept, priced at ฿32,035 found 1 day ago
Alaska Airlines
Thu, 12 Nov - Wed, 25 Nov
PDX
Portland
BKK
Bangkok
฿32,455 Return, found 5 days ago
฿32,455
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 12 Nov from Portland to Bangkok, returning Wed, 25 Nov, priced at ฿32,455 found 5 days ago
Alaska Airlines
Thu, 24 Sept - Wed, 30 Sept
PDX
Portland
BKK
Bangkok
฿33,225 Return, found 1 day ago
฿33,225
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 24 Sept from Portland to Bangkok, returning Wed, 30 Sept, priced at ฿33,225 found 1 day ago
Alaska Airlines
Thu, 24 Sept - Wed, 30 Sept
PDX
Portland
BKK
Bangkok
฿33,450 Return, found 1 day ago
฿33,450
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 24 Sept from Portland to Bangkok, returning Wed, 30 Sept, priced at ฿33,450 found 1 day ago
Alaska Airlines
Thu, 24 Sept - Wed, 30 Sept
PDX
Portland
BKK
Bangkok
฿35,030 Return, found 1 day ago
฿35,030
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 24 Sept from Portland to Bangkok, returning Wed, 30 Sept, priced at ฿35,030 found 1 day ago
Air Canada
Mon, 23 Nov - Sat, 16 Jan
PDX
Portland
BKK
Bangkok
฿36,455 Return, found 6 days ago
฿36,455
Return
found 6 days ago
Select Air Canada flight, departing Mon, 23 Nov from Portland to Bangkok, returning Sat, 16 Jan, priced at ฿36,455 found 6 days ago
Qatar Airways
Thu, 3 Sept - Mon, 18 Jan
PDX
Portland
BKK
Bangkok
฿36,655 Return, found 1 day ago
฿36,655
Return
found 1 day ago
Select Qatar Airways flight, departing Thu, 3 Sept from Portland to Bangkok, returning Mon, 18 Jan, priced at ฿36,655 found 1 day ago
United
Thu, 24 Sept - Wed, 30 Sept
PDX
Portland
BKK
Bangkok
฿40,625 Return, found 1 day ago
฿40,625
Return
found 1 day ago
Select United flight, departing Thu, 24 Sept from Portland to Bangkok, returning Wed, 30 Sept, priced at ฿40,625 found 1 day ago
Delta
Thu, 3 Sept - Mon, 18 Jan
PDX
Portland
BKK
Bangkok
฿42,940 Return, found 1 day ago
฿42,940
Return
found 1 day ago
Select Delta flight, departing Thu, 3 Sept from Portland to Bangkok, returning Mon, 18 Jan, priced at ฿42,940 found 1 day ago
Korean Air
Sun, 13 Sept - Mon, 21 Sept
PDX
Portland
BKK
Bangkok
฿43,670 Return, found 2 days ago
฿43,670
Return
found 2 days ago
Select Korean Air flight, departing Sun, 13 Sept from Portland to Bangkok, returning Mon, 21 Sept, priced at ฿43,670 found 2 days ago

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city centre is 23 minutes. Flights from ฿43,575
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city centre23 min
Flights from ฿43,575

Find the cheapest month to fly from Portland (PDX) to Bangkok (BKK)

September is typically the cheapest month to fly

From ฿22,573 - ฿32,814 per traveller.

Frequently asked questions

How much is a flight from PDX to Suvarnabhumi Intl. Airport (BKK)?
Round-trip journeys between Portland Airport and BKK start from ฿32,035. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Airport to Suvarnabhumi Intl. Airport (BKK)?
Most flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from PDX to BKK that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PDX Airport to Suvarnabhumi Intl. Airport (BKK) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PDX Airport to Suvarnabhumi Airport?
The distance is around 12,100 kilometres, so fill your carry-on luggage with everything you need to make your journey comfortable. Wondering what to take on board your Portland to Bang Phli flight? A sleep mask, earplugs and a neck pillow are a few essentials.
Which airlines fly direct from PDX Airport to BKK?
Unfortunately, there aren't any airlines that fly direct between PDX and Bangkok Airport. You'll have to book a flight with one or more stops.
Are Portland Intl. Airport (PDX) to Suvarnabhumi Intl. Airport (BKK) flight tickets cheaper when they're purchased at the last minute?
It is possible to nab great last-minute deals from Portland Airport to Suvarnabhumi Intl. Airport (BKK), but it's also possible to miss out entirely! As many airlines advertise prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares carrier prices and updates flight deals frequently, so you can rest easy knowing you're always getting the latest offers.

Travel information

Origin airport
Portland Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Canada, American Airlines, Asiana Airlines, Cathay Pacific, Delta, Japan Airlines, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, United
Return price
฿32,035
Distance
12048 km
*Available to Expedia members.