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Cheap flights from Portland to Bangkok from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Bangkok departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:49 pm - 2:15 pm
PDX
-
BKK
33h 26m
3 stops
Multiple Airlines Logo
5:55 pm - 1:50 pm
BKK
-
PDX
33h 55m
3 stops
$899Multiple Airlines
Thu, Jul 9 - Sun, Jul 26
Multiple Airlines Logo
2:50 pm - 4:55 pm
PDX
-
BKK
36h 05m
3 stops
Multiple Airlines Logo
5:55 pm - 1:50 pm
BKK
-
PDX
33h 55m
3 stops
$928Multiple Airlines
Thu, Apr 30 - Thu, Jul 30
Multiple Airlines Logo
2:49 pm - 4:55 pm
PDX
-
BKK
36h 06m
3 stops
Multiple Airlines Logo
5:55 pm - 1:50 pm
BKK
-
PDX
33h 55m
3 stops
$934Multiple Airlines
Thu, Jul 9 - Sun, Jul 26
Multiple Airlines Logo
5:51 pm - 12:10 pm
PDX
-
BKK
28h 19m
2 stops
Multiple Airlines Logo
2:35 am - 4:23 pm
BKK
-
PDX
27h 48m
2 stops
$944Multiple Airlines
Wed, May 6 - Tue, May 26
Multiple Airlines Logo
2:50 pm - 9:45 am
PDX
-
BKK
28h 55m
2 stops
Multiple Airlines Logo
5:30 pm - 9:47 am
BKK
-
PDX
30h 17m
2 stops
$974Multiple Airlines
Tue, May 5 - Tue, May 19
Multiple Airlines Logo
1:52 pm - 6:50 am
PDX
-
BKK
26h 58m
2 stops
Multiple Airlines Logo
2:30 am - 7:34 pm
BKK
-
PDX
31h 04m
2 stops
$982Multiple Airlines
Wed, Apr 29 - Tue, May 5
Multiple Airlines Logo
5:49 pm - 9:45 am
PDX
-
BKK
25h 56m
2 stops
Multiple Airlines Logo
5:30 pm - 9:47 am
BKK
-
PDX
30h 17m
2 stops
$983Multiple Airlines
Tue, May 5 - Tue, May 19
Multiple Airlines Logo
5:49 pm - 9:45 am
PDX
-
BKK
25h 56m
2 stops
Multiple Airlines Logo
2:40 am - 9:47 am
BKK
-
PDX
45h 07m
2 stops
$984Multiple Airlines
Mon, Apr 27 - Mon, May 25
Multiple Airlines Logo
12:07 pm - 6:50 am
PDX
-
BKK
28h 43m
2 stops
Multiple Airlines Logo
7:00 pm - 6:36 pm
BKK
-
PDX
37h 36m
2 stops
$991Multiple Airlines
Mon, Apr 20 - Fri, May 1
Multiple Airlines Logo
10:35 am - 6:50 am
PDX
-
BKK
30h 15m
2 stops
Multiple Airlines Logo
2:30 am - 9:28 pm
BKK
-
PDX
32h 58m
2 stops
$999Multiple Airlines
Wed, May 6 - Sun, May 17

EVA Air flights from Portland to Bangkok Suvarnabhumi Airport

Our best EVA Air deals on Portland to Bangkok Suvarnabhumi Airport flight tickets
EVA Air
Apr 30
PDX7:00 amPortland
26h 30m
2 stops
BKK11:30 pmBangkok Suvarnabhumi
May 27
BKK1:35 amBangkok Suvarnabhumi
26h 15m
2 stops
PDX1:50 pmPortland
$1,097
EVA Air
May 13
PDX7:00 amPortland
26h 30m
2 stops
BKK11:30 pmBangkok Suvarnabhumi
May 18
BKK1:35 amBangkok Suvarnabhumi
26h 15m
2 stops
PDX1:50 pmPortland
$1,121

Air Canada flights from Portland to Bangkok Suvarnabhumi Airport

Our best Air Canada deals on Portland to Bangkok Suvarnabhumi Airport flight tickets
Air Canada
May 11
PDX10:10 amPortland
28h 55m
1 stop
BKK5:05 amBangkok Suvarnabhumi
May 18
BKK7:05 amBangkok Suvarnabhumi
16h 25m
1 stop
PDX9:30 amPortland
$1,132
Air Canada
May 6
PDX3:30 pmPortland
23h 35m
1 stop
BKK5:05 amBangkok Suvarnabhumi
May 18
BKK7:05 amBangkok Suvarnabhumi
16h 25m
1 stop
PDX9:30 amPortland
$1,136

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Bangkok Suvarnabhumi Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 17, 2026.
Use the filters below to find and compare flights from Portland to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 7/9

2:49 pm-2:15 pm

3 stops33h 26m

Bangkok Suvarnabhumi

Sun 7/26

5:55 pm-1:50 pm

3 stops33h 55m

$899

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 4/30

2:50 pm-4:55 pm

3 stops36h 05m

Bangkok Suvarnabhumi

Thu 7/30

5:55 pm-1:50 pm

3 stops33h 55m

$928

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 7/9

2:49 pm-4:55 pm

3 stops36h 06m

Bangkok Suvarnabhumi

Sun 7/26

5:55 pm-1:50 pm

3 stops33h 55m

$934
Quickest round-trip

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 5/6

5:51 pm-12:10 pm

2 stops28h 19m

Bangkok Suvarnabhumi

Tue 5/26

2:35 am-4:23 pm

2 stops27h 48m

$944

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 5/5

2:50 pm-9:45 am

2 stops28h 55m

Bangkok Suvarnabhumi

Tue 5/19

5:30 pm-9:47 am

2 stops30h 17m

$974

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 4/29

1:52 pm-6:50 am

2 stops26h 58m

Bangkok Suvarnabhumi

Tue 5/5

2:30 am-7:34 pm

2 stops31h 04m

$982

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 5/5

5:49 pm-9:45 am

2 stops25h 56m

Bangkok Suvarnabhumi

Tue 5/19

5:30 pm-9:47 am

2 stops30h 17m

$983

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 4/27

5:49 pm-9:45 am

2 stops25h 56m

Bangkok Suvarnabhumi

Mon 5/25

2:40 am-9:47 am

2 stops45h 07m

$984

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 4/20

12:07 pm-6:50 am

2 stops28h 43m

Bangkok Suvarnabhumi

Fri 5/1

7:00 pm-6:36 pm

2 stops37h 36m

$991

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 5/6

10:35 am-6:50 am

2 stops30h 15m

Bangkok Suvarnabhumi

Sun 5/17

2:30 am-9:28 pm

2 stops32h 58m

$999

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bangkok from

How to get the cheapest flight ticket from Portland to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Bangkok Suvarnabhumi Airport?

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The month of April is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Portland, with most prices found around $920. The month of March is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Portland averaging around $927.

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $1,056 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Portland for as low as $961 on momondo.

Can stopping save me money on Portland to Bangkok Suvarnabhumi Airport flights?

You could potentially save up to 22% on your flight if you consider stops on a Portland to Bangkok Suvarnabhumi Airport flight.

How have Portland to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of April 2026, prices for Portland to Bangkok Suvarnabhumi Airport flights are approximately 37% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Bangkok Suvarnabhumi Airport (PDX to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Bangkok Suvarnabhumi Airport

Fastest flight time

25h 40m

Direct flights

None
The fastest flight from Portland to Bangkok Suvarnabhumi Airport takes 25h 40m
There are no direct flights from Portland to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Portland to Bangkok Suvarnabhumi Airport.
Search flight deals

Frequently asked questions about flying from Portland to Bangkok Suvarnabhumi Airport

  • How far is Portland to Bangkok Suvarnabhumi by plane?

    Bangkok Suvarnabhumi is 7525.4 mi away from Portland. 25h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Portland Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Portland Airport to Bangkok Suvarnabhumi Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Portland Airport to Bangkok Suvarnabhumi Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents you'll need for your trip to Bangkok Suvarnabhumi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok Suvarnabhumi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Bangkok Suvarnabhumi Airport?

Best airlines flying from Portland to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Portland to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $139Free CancellationRating
7.9
8,409 reviews
Search Delta flights
Cathay PacificPriceFrom $653Free CancellationRating
7.6
1,275 reviews
Search Cathay Pacific flights
STARLUX AirlinesPriceFrom $754Free CancellationRating
8.9
297 reviews
Search STARLUX Airlines flights
Singapore AirlinesPriceFrom $759Free CancellationRating
8.2
1,497 reviews
Search Singapore Airlines flights
Japan AirlinesPriceFrom $776Free CancellationRating
8.3
1,783 reviews
Search Japan Airlines flights
China AirlinesPriceFrom $781Free CancellationRating
8.3
816 reviews
Search China Airlines flights
ANAPriceFrom $785Free CancellationRating
8.4
1,178 reviews
Search ANA flights
Korean AirPriceFrom $795Free CancellationRating
8.4
1,208 reviews
Search Korean Air flights
United AirlinesPriceFrom $821Free CancellationRating
7.4
9,602 reviews
Search United Airlines flights
EVA AirPriceFrom $896Free CancellationRating
8.5
1,417 reviews
Search EVA Air flights

Traveling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Kanchanaburi
Cha-am
Chonburi
Ko Lan
Ayutthaya
Pak Chong
Sattahip
Phetchaburi

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Bangkok?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Bangkok. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Bangkok with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Bangkok flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Bangkok?

momondo provides multiple filters to help you find the best flight to Bangkok from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Bangkok right now. Can momondo alert me if prices change?

Price alerts on flights to Bangkok from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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