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Cheap flights from Portland to Bangkok from $507

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 8/24. 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
1 adult, Economy, 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
6:06 am - 8:00 pm
PDX
-
BKK
23h 54m
2 stops
Multiple Airlines Logo
8:00 pm - 11:19 am
BKK
-
PDX
30h 19m
2 stops
$881Multiple Airlines
Tue, Oct 27 - Tue, Nov 17
Multiple Airlines Logo
6:00 pm - 11:00 am
PDX
-
BKK
27h 00m
2 stops
Multiple Airlines Logo
9:15 pm - 1:27 pm
BKK
-
PDX
30h 12m
2 stops
$915Multiple Airlines
Wed, Oct 14 - Wed, Oct 21
Singapore Airlines Logo
9:30 pm - 8:00 pm
PDX
-
BKK
31h 30m
2 stops
Singapore Airlines Logo
9:10 pm - 12:22 pm
BKK
-
PDX
30h 12m
2 stops
$931Singapore Airlines
Thu, Nov 12 - Tue, Dec 1
Multiple Airlines Logo
2:34 pm - 8:05 am
PDX
-
BKK
27h 31m
2 stops
Multiple Airlines Logo
12:00 pm - 11:54 pm
BKK
-
PDX
26h 54m
2 stops
$948Multiple Airlines
Sun, Oct 18 - Fri, Dec 11
Multiple Airlines Logo
5:55 pm - 12:20 pm
PDX
-
BKK
28h 25m
2 stops
Multiple Airlines Logo
3:30 pm - 9:25 am
BKK
-
PDX
31h 55m
2 stops
$949Multiple Airlines
Tue, Sep 22 - Sun, Sep 27
Multiple Airlines Logo
6:00 pm - 2:35 pm
PDX
-
BKK
29h 35m
2 stops
Multiple Airlines Logo
9:10 pm - 12:22 pm
BKK
-
PDX
30h 12m
2 stops
$964Multiple Airlines
Wed, Nov 4 - Thu, Dec 3
Singapore Airlines Logo
2:45 pm - 8:25 am
PDX
-
BKK
26h 40m
2 stops
Singapore Airlines Logo
8:00 pm - 12:22 pm
BKK
-
PDX
31h 22m
2 stops
$965Singapore Airlines
Wed, Nov 4 - Thu, Dec 3
Multiple Airlines Logo
9:29 pm - 8:00 pm
PDX
-
BKK
32h 31m
2 stops
Multiple Airlines Logo
9:10 pm - 1:30 pm
BKK
-
PDX
31h 20m
2 stops
$971Multiple Airlines
Sat, Oct 31 - Tue, Nov 10
Multiple Airlines Logo
5:00 pm - 12:20 pm
PDX
-
BKK
29h 20m
2 stops
Multiple Airlines Logo
12:15 pm - 9:31 am
BKK
-
PDX
35h 16m
2 stops
$973Multiple Airlines
Mon, Oct 5 - Tue, Oct 20
Multiple Airlines Logo
5:00 pm - 12:20 pm
PDX
-
BKK
29h 20m
2 stops
Multiple Airlines Logo
12:15 pm - 10:50 am
BKK
-
PDX
36h 35m
2 stops
$974Multiple Airlines
Mon, Oct 5 - Tue, Oct 20

Qatar Airways flights from Portland to Bangkok Suvarnabhumi Airport

Our best Qatar Airways deals on Portland to Bangkok Suvarnabhumi Airport flight tickets
Qatar Airways
Sep 1
PDX11:48 amPortland
28h 32m
2 stops
BKK6:20 amBangkok Suvarnabhumi
Sep 7
BKK2:30 amBangkok Suvarnabhumi
28h 20m
2 stops
PDX4:50 pmPortland
$1,010
Qatar Airways
Aug 27
PDX1:59 pmPortland
26h 21m
2 stops
BKK6:20 amBangkok Suvarnabhumi
Sep 9
BKK2:30 amBangkok Suvarnabhumi
33h 31m
2 stops
PDX10:01 pmPortland
$1,011
Qatar Airways
Sep 1
PDX11:48 amPortland
29h 27m
2 stops
BKK7:15 amBangkok Suvarnabhumi
Sep 28
BKK3:00 amBangkok Suvarnabhumi
27h 50m
2 stops
PDX4:50 pmPortland
$1,017

United Airlines flights from Portland to Bangkok Suvarnabhumi Airport

Our best United Airlines deals on Portland to Bangkok Suvarnabhumi Airport flight tickets
United Airlines
Jul 20
PDX8:35 amPortland
35h 00m
3 stops
BKK9:35 amBangkok Suvarnabhumi
Aug 31
BKK9:35 amBangkok Suvarnabhumi
25h 24m
2 stops
PDX8:59 pmPortland
$1,211
United Airlines
Jul 20
PDX11:16 amPortland
32h 19m
3 stops
BKK9:35 amBangkok Suvarnabhumi
Aug 31
BKK7:00 amBangkok Suvarnabhumi
43h 00m
2 stops
PDX12:00 pmPortland
$1,213
United Airlines
Jul 20
PDX5:15 amPortland
38h 20m
3 stops
BKK9:35 amBangkok Suvarnabhumi
Aug 31
BKK9:35 amBangkok Suvarnabhumi
48h 56m
2 stops
PDX8:31 pmPortland
$1,215

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 June 8, 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
Quickest round-trip

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 10/27

6:06 am-8:00 pm

2 stops23h 54m

Bangkok Suvarnabhumi

Tue 11/17

8:00 pm-11:19 am

2 stops30h 19m

$881

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 10/14

6:00 pm-11:00 am

2 stops27h 00m

Bangkok Suvarnabhumi

Wed 10/21

9:15 pm-1:27 pm

2 stops30h 12m

$915

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 11/12

9:30 pm-8:00 pm

2 stops31h 30m

Bangkok Suvarnabhumi

Tue 12/1

9:10 pm-12:22 pm

2 stops30h 12m

$931

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sun 10/18

2:34 pm-8:05 am

2 stops27h 31m

Bangkok Suvarnabhumi

Fri 12/11

12:00 pm-11:54 pm

2 stops26h 54m

$948

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 9/22

5:55 pm-12:20 pm

2 stops28h 25m

Bangkok Suvarnabhumi

Sun 9/27

3:30 pm-9:25 am

2 stops31h 55m

$949

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 11/4

6:00 pm-2:35 pm

2 stops29h 35m

Bangkok Suvarnabhumi

Thu 12/3

9:10 pm-12:22 pm

2 stops30h 12m

$964

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 11/4

2:45 pm-8:25 am

2 stops26h 40m

Bangkok Suvarnabhumi

Thu 12/3

8:00 pm-12:22 pm

2 stops31h 22m

$965

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 10/31

9:29 pm-8:00 pm

2 stops32h 31m

Bangkok Suvarnabhumi

Tue 11/10

9:10 pm-1:30 pm

2 stops31h 20m

$971

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 10/5

5:00 pm-12:20 pm

2 stops29h 20m

Bangkok Suvarnabhumi

Tue 10/20

12:15 pm-9:31 am

2 stops35h 16m

$973

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 10/5

5:00 pm-12:20 pm

2 stops29h 20m

Bangkok Suvarnabhumi

Tue 10/20

12:15 pm-10:50 am

2 stops36h 35m

$974

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $914. 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 from Portland to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Portland when booking week ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $1,069 when searching week 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 $966 on momondo.

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

You could potentially save up to 2% 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 June 2026, prices for Portland to Bangkok Suvarnabhumi Airport flights are approximately 32% 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

22h 13m

Direct flights

None
The fastest flight from Portland to Bangkok Suvarnabhumi Airport takes 22h 13m
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. 22h 13m 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
8,395 reviews
Search Delta flights
Cathay PacificPriceFrom $653Free CancellationRating
7.6
1,365 reviews
Search Cathay Pacific flights
STARLUX AirlinesPriceFrom $754Free CancellationRating
8.9
331 reviews
Search STARLUX Airlines flights
Singapore AirlinesPriceFrom $759Free CancellationRating
8.2
1,536 reviews
Search Singapore Airlines flights
Japan AirlinesPriceFrom $776Free CancellationRating
8.3
1,836 reviews
Search Japan Airlines flights
China AirlinesPriceFrom $781Free CancellationRating
8.3
828 reviews
Search China Airlines flights
ANAPriceFrom $785Free CancellationRating
8.3
1,228 reviews
Search ANA flights
Korean AirPriceFrom $795Free CancellationRating
8.4
1,218 reviews
Search Korean Air flights
United AirlinesPriceFrom $822Free CancellationRating
7.4
9,785 reviews
Search United Airlines flights
EVA AirPriceFrom $896Free CancellationRating
8.5
1,468 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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