What airlines fly to Bangkok?

Air Canada, STARLUX Airlines and United Airlines are the top three most popular airlines that fly to Bangkok from Portland according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 11 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to Bangkok?

United Airlines is the most popular carrier operating from Portland to Bangkok

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

Prices for flights from Portland Airport to Bangkok are updated daily.

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

As of September 2026, there are 11 operators available to choose from for flights from Portland Airport to Bangkok.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Bangkok.

What documentation or ID do you need to fly to Bangkok?

The travel and health documents required for your trip to Bangkok can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bangkok. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$388 Cheap Flights from Portland to Bangkok in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Bangkok

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:49 pm - 12:05 pmPDX Portland-BKK Bangkok Suvarnabhumi

30h 16m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

1:10 pm - 9:52 pmBKK Bangkok Suvarnabhumi-PDX Portland

23h 42m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$877Multiple Airlines

Sun, Nov 22 - Wed, Dec 23

1:49 pm - 12:05 pmPDX Portland-BKK Bangkok Suvarnabhumi

31h 16m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

1:10 pm - 9:52 pmBKK Bangkok Suvarnabhumi-PDX Portland

23h 42m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$890Multiple Airlines

Fri, Nov 27 - Sun, Dec 13

7:05 am - 11:05 pmPDX Portland-BKK Bangkok Suvarnabhumi

26h 00m2 stops Los Angeles Los Angeles Incheon Intl

11:15 pm - 1:35 pmBKK Bangkok Suvarnabhumi-PDX Portland

29h 20m2 stops Incheon Intl Seattle/Tacoma Intl

$926Korean Air

Mon, Oct 26 - Mon, Nov 9

9:31 am - 1:25 pmPDX Portland-BKK Bangkok Suvarnabhumi

36h 54m2 stops Seattle/Tacoma Intl Incheon Intl

11:15 pm - 1:35 pmBKK Bangkok Suvarnabhumi-PDX Portland

29h 20m2 stops Incheon Intl Seattle/Tacoma Intl

$963Korean Air

Sun, Nov 1 - Sun, Nov 8

7:09 am - 5:05 amPDX Portland-BKK Bangkok Suvarnabhumi

30h 56m2 stops San Francisco Tokyo Haneda

7:55 am - 1:29 pmBKK Bangkok Suvarnabhumi-PDX Portland

20h 34m2 stops Tokyo Narita Seattle/Tacoma Intl

$981Japan Airlines

Wed, Jan 20 - Thu, Jan 28

7:09 am - 5:05 amPDX Portland-BKK Bangkok Suvarnabhumi

30h 56m2 stops San Francisco Tokyo Haneda

7:55 am - 1:29 pmBKK Bangkok Suvarnabhumi-PDX Portland

20h 34m2 stops Tokyo Narita Seattle/Tacoma Intl

$981Japan Airlines

Mon, Jan 18 - Mon, Jan 25

9:40 am - 12:20 amPDX Portland-BKK Bangkok Suvarnabhumi

23h 40m2 stops Seattle/Tacoma Intl Incheon Intl

11:15 pm - 7:03 pmBKK Bangkok Suvarnabhumi-PDX Portland

34h 48m2 stops Incheon Intl Seattle/Tacoma Intl

$992Delta

Mon, Feb 1 - Wed, Feb 24

6:40 am - 12:20 amPDX Portland-BKK Bangkok Suvarnabhumi

26h 40m2 stops Seattle/Tacoma Intl Incheon Intl

9:40 pm - 7:03 pmBKK Bangkok Suvarnabhumi-PDX Portland

36h 23m2 stops Incheon Intl Seattle/Tacoma Intl

$992Delta

Tue, Feb 9 - Sun, Feb 21

7:30 am - 5:10 amPDX Portland-BKK Bangkok Suvarnabhumi

30h 40m2 stops San Francisco Tokyo Haneda

9:10 am - 10:43 pmBKK Bangkok Suvarnabhumi-PDX Portland

28h 33m2 stops Tokyo Haneda San Francisco

$998United Airlines

Mon, Jan 11 - Tue, Jan 19

7:49 pm - 5:10 amPDX Portland-BKK Bangkok Suvarnabhumi

42h 21m2 stops San Francisco Tokyo Haneda

9:10 am - 8:33 pmBKK Bangkok Suvarnabhumi-PDX Portland

26h 23m2 stops Tokyo Haneda San Francisco

$998United Airlines

Sun, Jan 17 - Mon, Feb 15

Cheap last minute flights

Enter your travel dates to find the best prices.

5:41 pm - 8:55 amPDX Portland-BKK Bangkok Suvarnabhumi

25h 14m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

1:25 pm - 8:28 amBKK Bangkok Suvarnabhumi-PDX Portland

33h 03m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$917Multiple Airlines

Sun, Sep 27 - Fri, Oct 23

9:51 am - 11:35 pmPDX Portland-BKK Bangkok Suvarnabhumi

23h 44m2 stops Seattle/Tacoma Intl Incheon Intl

2:35 am - 2:41 pmBKK Bangkok Suvarnabhumi-PDX Portland

26h 06m2 stops Incheon Intl Seattle/Tacoma Intl

$997Korean Air

Thu, Sep 24 - Tue, Sep 29

3:23 pm - 9:35 amPDX Portland-BKK Bangkok Suvarnabhumi

28h 12m3 stops San Francisco Los Angeles Los Angeles Hong Kong Intl

9:35 am - 9:00 pmBKK Bangkok Suvarnabhumi-PDX Portland

25h 25m2 stops Tokyo Haneda San Francisco

$1,002United Airlines

Thu, Sep 24 - Wed, Sep 30

10:56 am - 9:35 amPDX Portland-BKK Bangkok Suvarnabhumi

32h 39m3 stops San Francisco Los Angeles Los Angeles Hong Kong Intl

3:45 pm - 12:10 pmBKK Bangkok Suvarnabhumi-PDX Portland

34h 25m3 stops Hong Kong Intl Los Angeles Los Angeles San Francisco

$1,101United Airlines

Sun, Sep 27 - Fri, Oct 23

7:45 pm - 12:10 amPDX Portland-BKK Bangkok Suvarnabhumi

38h 25m2 stops Vancouver Intl Beijing Capital

7:05 am - 2:46 pmBKK Bangkok Suvarnabhumi-PDX Portland

21h 41m1 stop Vancouver Intl

$1,169Multiple Airlines

Sun, Sep 27 - Fri, Oct 23

7:45 pm - 5:05 amPDX Portland-BKK Bangkok Suvarnabhumi

19h 20m1 stop Vancouver Intl

7:05 am - 9:31 amBKK Bangkok Suvarnabhumi-PDX Portland

40h 26m1 stop Vancouver Intl

$1,215Air Canada

Mon, Sep 28 - Fri, Oct 23

7:45 pm - 5:05 amPDX Portland-BKK Bangkok Suvarnabhumi

19h 20m1 stop Vancouver Intl

7:05 am - 9:31 amBKK Bangkok Suvarnabhumi-PDX Portland

40h 26m1 stop Vancouver Intl

$1,234Air Canada

Sat, Sep 26 - Fri, Oct 23

1:05 pm - 9:30 amPDX Portland-BKK Bangkok Suvarnabhumi

30h 25m1 stop Amsterdam Schiphol

12:05 pm - 11:10 amBKK Bangkok Suvarnabhumi-PDX Portland

37h 05m1 stop Amsterdam Schiphol

$2,203KLM

Sun, Sep 27 - Fri, Oct 23

5:41 pm - 4:40 pmPDX Portland-BKK Bangkok Suvarnabhumi

32h 59m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

5:50 pm - 9:31 amBKK Bangkok Suvarnabhumi-PDX Portland

29h 41m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$5,113STARLUX Airlines

Sat, Sep 26 - Sat, Oct 17

5:41 pm - 4:40 pmPDX Portland-BKK Bangkok Suvarnabhumi

32h 59m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

1:10 pm - 9:56 pmBKK Bangkok Suvarnabhumi-PDX Portland

22h 46m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$5,243STARLUX Airlines

Sat, Sep 26 - Sun, Oct 4

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Korean Air flights from Portland to Bangkok

Our best Korean Air deals on Portland to Bangkok flight tickets

Korean Air

Oct 26

PDX7:05 amPortland

26h 00m

2 stops

BKK11:05 pmBangkok Suvarnabhumi

Nov 9

BKK11:15 pmBangkok Suvarnabhumi

29h 20m

2 stops

PDX1:35 pmPortland

$926

Korean Air

Nov 1

PDX9:31 amPortland

36h 54m

2 stops

BKK1:25 pmBangkok Suvarnabhumi

Nov 8

BKK11:15 pmBangkok Suvarnabhumi

29h 20m

2 stops

PDX1:35 pmPortland

$963

Korean Air

Sep 24

PDX9:51 amPortland

23h 44m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

Sep 29

BKK2:35 amBangkok Suvarnabhumi

26h 06m

2 stops

PDX2:41 pmPortland

$997

Japan Airlines flights from Portland to Bangkok

Our best Japan Airlines deals on Portland to Bangkok flight tickets

Japan Airlines

Jan 19

PDX7:09 amPortland

30h 56m

2 stops

BKK5:05 amBangkok Suvarnabhumi

Jan 27

BKK7:55 amBangkok Suvarnabhumi

20h 34m

2 stops

PDX1:29 pmPortland

$981

Japan Airlines

Jan 19

PDX7:09 amPortland

30h 56m

2 stops

BKK5:05 amBangkok Suvarnabhumi

Jan 27

BKK7:55 amBangkok Suvarnabhumi

20h 34m

2 stops

PDX1:29 pmPortland

$982

Japan Airlines

Jan 18

PDX7:09 amPortland

25h 26m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

Jan 25

BKK7:55 amBangkok Suvarnabhumi

20h 53m

2 stops

PDX1:48 pmPortland

$984

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sun 11/22

2:49 pm-12:05 pm

2 stops30h 16m

Bangkok Suvarnabhumi

Wed 12/23

1:10 pm-9:52 pm

2 stops23h 42m

$877

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Fri 11/27

1:49 pm-12:05 pm

2 stops31h 16m

Bangkok Suvarnabhumi

Sun 12/13

1:10 pm-9:52 pm

2 stops23h 42m

$890

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 10/26

7:05 am-11:05 pm

2 stops26h 00m

Bangkok Suvarnabhumi

Mon 11/9

11:15 pm-1:35 pm

2 stops29h 20m

$926

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sun 11/1

9:31 am-1:25 pm

2 stops36h 54m

Bangkok Suvarnabhumi

Sun 11/8

11:15 pm-1:35 pm

2 stops29h 20m

$963

Quickest round-trip

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Wed 1/20

7:09 am-5:05 am

2 stops30h 56m

Bangkok Suvarnabhumi

Thu 1/28

7:55 am-1:29 pm

2 stops20h 34m

$981

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 1/18

7:09 am-5:05 am

2 stops30h 56m

Bangkok Suvarnabhumi

Mon 1/25

7:55 am-1:29 pm

2 stops20h 34m

$981

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 2/1

9:40 am-12:20 am

2 stops23h 40m

Bangkok Suvarnabhumi

Wed 2/24

11:15 pm-7:03 pm

2 stops34h 48m

$992

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Tue 2/9

6:40 am-12:20 am

2 stops26h 40m

Bangkok Suvarnabhumi

Sun 2/21

9:40 pm-7:03 pm

2 stops36h 23m

$992

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 1/11

7:30 am-5:10 am

2 stops30h 40m

Bangkok Suvarnabhumi

Tue 1/19

9:10 am-10:43 pm

2 stops28h 33m

$998

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sun 1/17

7:49 pm-5:10 am

2 stops42h 21m

Bangkok Suvarnabhumi

Mon 2/15

9:10 am-8:33 pm

2 stops26h 23m

$998

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Bangkok

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

Prices

Airlines

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

Prices are currently low for flights on this route.

Typical prices usually range from $920 to $1,267.
The lowest price recently found on this route was $877.

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of April, then book flights to Bangkok from Portland during November instead. Flights to Bangkok in November, while not as cheap as those in April, still average around $976.

How far in advance should I book a flight from Portland to Bangkok?

You are more likely to see cheaper flights to Bangkok from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $1,158 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Portland for as low as $1,056 on momondo.

Cheap Portland to Bangkok flight deals and tips

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

Best Price Found	$388
Fastest flight time	21h 59m
Direct flights	None

The best one-way flight to Bangkok from Portland in the past 72 hours is $388. The best round-trip flight deal from Portland to Bangkok found on momondo in the last 72 hours is $877.

The fastest flight from Portland to Bangkok takes 21h 59m

There are no direct flights from Portland to Bangkok. There are no popular flight routes from Portland to Bangkok.

Search flight deals

Frequently asked questions about flying from Portland to Bangkok

How far is Portland to Bangkok by plane?
The distance between Portland and Bangkok is about 7529.0 mi. 21h 59m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Bangkok?
Prices for flights from Portland Airport to Bangkok are updated daily.
How many operators does momondo search for flights from Portland Airport to Bangkok?
As of September 2026, there are 11 operators available to choose from for flights from Portland Airport to Bangkok.
How old do you have to be to fly from Portland Airport to Bangkok?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The travel and health documents required for your trip to Bangkok can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bangkok. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Bangkok

Compare and see reviews for airlines that fly from Portland to Bangkok with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $99	Free Cancellation	Rating 7.8 8,595 reviews	Search Delta flights
Cathay Pacific	PriceFrom $653	Free Cancellation	Rating 7.6 1,490 reviews	Search Cathay Pacific flights
STARLUX Airlines	PriceFrom $753	Free Cancellation	Rating 8.7 387 reviews	Search STARLUX Airlines flights
Singapore Airlines	PriceFrom $759	Free Cancellation	Rating 8.2 1,607 reviews	Search Singapore Airlines flights
China Airlines	PriceFrom $773	Free Cancellation	Rating 8.3 847 reviews	Search China Airlines flights
Korean Air	PriceFrom $845	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
United Airlines	PriceFrom $872	Free Cancellation	Rating 7.4 10,226 reviews	Search United Airlines flights
Japan Airlines	PriceFrom $882	Free Cancellation	Rating 8.3 1,919 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $896	Free Cancellation	Rating 8.5 1,531 reviews	Search EVA Air flights
Air Canada	PriceFrom $900	Free Cancellation	Rating 7.1 11,665 reviews	Search Air Canada flights

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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?

All flight searches from Portland to Bangkok on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Portland to Bangkok flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Portland to Bangkok flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bangkok trip

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Complete your trip

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Fly into one of these airports located in Bangkok

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Cheap flights from Portland to Bangkok from $388

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 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Korean Air flights from Portland to Bangkok

Our best Korean Air deals on Portland to Bangkok flight tickets

Japan Airlines flights from Portland to Bangkok

Our best Japan Airlines deals on Portland to Bangkok flight tickets

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See travel insights to Bangkok from

How to get the cheapest flight ticket from Portland to Bangkok

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

What is the cheapest month to fly to Bangkok?

How far in advance should I book a flight from Portland to Bangkok?

What is the cheapest airline that flies from Portland to Bangkok?

What airlines fly to Bangkok?

Cheap Portland to Bangkok flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to Bangkok

Best airlines flying from Portland to Bangkok

Compare and see reviews for airlines that fly from Portland to Bangkok with momondo

Why use momondo?

An easier way to manage your Bangkok trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok

Fly your favorite airline to Bangkok

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in Thailand

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Portland

According to popular flight searches on momondo this year

Complete your trip to Bangkok

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According to popular flight searches on momondo this year