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.

$364 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.

7:00 am - 12:20 amPDX Portland-BKK Bangkok Suvarnabhumi

26h 20m2 stops Vancouver Intl Incheon Intl

8:25 am - 6:31 pmBKK Bangkok Suvarnabhumi-PDX Portland

25h 06m1 stop Vancouver Intl

$816Air Canada

Thu, Dec 3 - Sun, Dec 13

7:00 am - 12:20 amPDX Portland-BKK Bangkok Suvarnabhumi

26h 20m2 stops Vancouver Intl Incheon Intl

9:50 am - 2:41 pmBKK Bangkok Suvarnabhumi-PDX Portland

19h 51m2 stops Incheon Intl Vancouver Intl

$823Air Canada

Thu, Dec 3 - Sun, Dec 13

7:10 pm - 12:20 amPDX Portland-BKK Bangkok Suvarnabhumi

38h 10m2 stops Vancouver Intl Incheon Intl

1:30 am - 6:31 pmBKK Bangkok Suvarnabhumi-PDX Portland

32h 01m2 stops Beijing Capital Vancouver Intl

$896Multiple Airlines

Tue, Dec 1 - Mon, Dec 14

5:03 pm - 12:00 pmPDX Portland-BKK Bangkok Suvarnabhumi

28h 57m2 stops Los Angeles Los Angeles 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

$904Multiple Airlines

Wed, Oct 14 - Wed, Oct 21

5:30 am - 10:50 pmPDX Portland-BKK Bangkok Suvarnabhumi

26h 20m2 stops San Francisco Tokyo Narita

7:00 am - 4:11 pmBKK Bangkok Suvarnabhumi-PDX Portland

23h 11m2 stops Tokyo Narita San Francisco

$938ANA

Tue, Dec 29 - Wed, Apr 21

8:18 pm - 12:00 pmPDX Portland-BKK Bangkok Suvarnabhumi

25h 42m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

5:50 pm - 10:44 amBKK Bangkok Suvarnabhumi-PDX Portland

30h 54m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$941STARLUX Airlines

Thu, Oct 1 - Thu, Oct 15

2:34 pm - 4:30 pmPDX Portland-BKK Bangkok Suvarnabhumi

34h 56m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

1:45 pm - 8:40 amBKK Bangkok Suvarnabhumi-PDX Portland

33h 55m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$941STARLUX Airlines

Tue, Jan 19 - Wed, Jan 27

3:15 pm - 12:20 amPDX Portland-BKK Bangkok Suvarnabhumi

42h 05m2 stops Vancouver Intl Incheon Intl

8:25 am - 9:26 amBKK Bangkok Suvarnabhumi-PDX Portland

16h 01m1 stop Vancouver Intl

$942Singapore Airlines

Thu, Dec 3 - Sun, Dec 13

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

30h 40m2 stops San Francisco Tokyo Haneda

7:10 am - 6:20 pmBKK Bangkok Suvarnabhumi-PDX Portland

26h 10m2 stops Tokyo Narita San Francisco

$1,023ANA

Mon, Jan 18 - Sat, Jan 30

5:32 pm - 11:00 amPDX Portland-BKK Bangkok Suvarnabhumi

26h 28m2 stops Los Angeles Los Angeles Singapore Changi

9:15 pm - 4:27 pmBKK Bangkok Suvarnabhumi-PDX Portland

34h 12m3 stops Singapore Changi Tokyo Narita Los Angeles Los Angeles

$1,151Singapore Airlines

Wed, Jan 27 - Wed, Feb 10

Cheap last minute flights

Enter your travel dates to find the best prices.

7:45 pm - 11:35 pmPDX Portland-BKK Bangkok Suvarnabhumi

37h 50m2 stops Vancouver Intl Incheon Intl

2:35 am - 7:11 pmBKK Bangkok Suvarnabhumi-PDX Portland

30h 36m2 stops Incheon Intl Vancouver Intl

$779Air Canada

Mon, Sep 21 - Mon, Oct 5

7:45 pm - 11:35 pmPDX Portland-BKK Bangkok Suvarnabhumi

37h 50m2 stops Vancouver Intl Incheon Intl

11:15 am - 7:11 pmBKK Bangkok Suvarnabhumi-PDX Portland

45h 56m2 stops Singapore Changi Vancouver Intl

$783Air Canada

Sun, Sep 20 - Wed, Sep 30

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

19h 20m1 stop Vancouver Intl

7:05 am - 7:11 pmBKK Bangkok Suvarnabhumi-PDX Portland

26h 06m1 stop Vancouver Intl

$790Air Canada

Sat, Sep 19 - Fri, Oct 2

8:18 pm - 12:00 pmPDX Portland-BKK Bangkok Suvarnabhumi

25h 42m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

1:10 pm - 9:25 amBKK Bangkok Suvarnabhumi-PDX Portland

34h 15m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$928Multiple Airlines

Sat, Sep 19 - Sat, Sep 26

3:33 pm - 4:40 pmPDX Portland-BKK Bangkok Suvarnabhumi

35h 07m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

1:45 pm - 9:27 amBKK Bangkok Suvarnabhumi-PDX Portland

34h 42m2 stops Taipei City Taiwan Taoyuan Intl San Francisco

$948Multiple Airlines

Thu, Sep 17 - Sat, Dec 12

3:33 pm - 12:00 pmPDX Portland-BKK Bangkok Suvarnabhumi

30h 27m2 stops Los Angeles Los Angeles Taipei City Taiwan Taoyuan Intl

5:50 pm - 9:07 amBKK Bangkok Suvarnabhumi-PDX Portland

29h 17m2 stops Taipei City Taiwan Taoyuan Intl San Francisco

$979STARLUX Airlines

Sat, Sep 19 - Mon, Sep 21

6:50 pm - 4:40 pmPDX Portland-BKK Bangkok Suvarnabhumi

31h 50m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

5:40 pm - 9:25 amBKK Bangkok Suvarnabhumi-PDX Portland

30h 45m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$979STARLUX Airlines

Thu, Sep 17 - Sat, Dec 12

3:36 pm - 11:55 pmPDX Portland-BKK Bangkok Suvarnabhumi

42h 19m3 stops San Francisco Denver Intl Tokyo Narita

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

25h 25m2 stops Tokyo Haneda San Francisco

$1,001United Airlines

Sun, Sep 20 - Wed, Sep 30

7:00 am - 11:55 pmPDX Portland-BKK Bangkok Suvarnabhumi

26h 55m2 stops San Francisco Tokyo Narita

3:45 pm - 2:27 pmBKK Bangkok Suvarnabhumi-PDX Portland

36h 42m2 stops Hong Kong Intl San Francisco

$1,019United Airlines

Tue, Sep 22 - Sun, Sep 27

3:30 pm - 5:05 amPDX Portland-BKK Bangkok Suvarnabhumi

23h 35m1 stop Vancouver Intl

1:10 pm - 7:50 pmBKK Bangkok Suvarnabhumi-PDX Portland

20h 40m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,064Multiple Airlines

Sat, Sep 19 - Mon, Sep 21

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United Airlines flights from Portland to Bangkok

Our best United Airlines deals on Portland to Bangkok flight tickets

United Airlines

Jan 10

PDX3:30 pmPortland

46h 40m

2 stops

BKK5:10 amBangkok Suvarnabhumi

Jan 21

BKK7:10 amBangkok Suvarnabhumi

26h 10m

3 stops

PDX6:20 pmPortland

$1,000

United Airlines

Sep 20

PDX3:36 pmPortland

42h 19m

3 stops

BKK11:55 pmBangkok Suvarnabhumi

Sep 30

BKK9:35 amBangkok Suvarnabhumi

25h 25m

2 stops

PDX9:00 pmPortland

$1,001

United Airlines

Jan 19

PDX1:39 pmPortland

30h 51m

3 stops

BKK11:30 amBangkok Suvarnabhumi

Jan 27

BKK9:10 amBangkok Suvarnabhumi

28h 33m

2 stops

PDX10:43 pmPortland

$1,002

STARLUX Airlines flights from Portland to Bangkok

Our best STARLUX Airlines deals on Portland to Bangkok flight tickets

STARLUX Airlines

Nov 11

PDX1:35 pmPortland

32h 00m

2 stops

BKK12:35 pmBangkok Suvarnabhumi

Feb 23

BKK1:45 pmBangkok Suvarnabhumi

34h 40m

2 stops

PDX9:25 amPortland

$941

STARLUX Airlines

Feb 13

PDX9:30 pmPortland

52h 00m

2 stops

BKK4:30 pmBangkok Suvarnabhumi

Feb 27

BKK5:40 pmBangkok Suvarnabhumi

30h 45m

2 stops

PDX9:25 amPortland

$947

STARLUX Airlines

Sep 17

PDX6:50 pmPortland

31h 50m

2 stops

BKK4:40 pmBangkok Suvarnabhumi

Dec 12

BKK5:40 pmBangkok Suvarnabhumi

30h 45m

2 stops

PDX9:25 amPortland

$979

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Thu 12/3

7:00 am-12:20 am

2 stops26h 20m

Bangkok Suvarnabhumi

Sun 12/13

8:25 am-6:31 pm

1 stop25h 06m

$816

Quickest round-trip

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Thu 12/3

7:00 am-12:20 am

2 stops26h 20m

Bangkok Suvarnabhumi

Sun 12/13

9:50 am-2:41 pm

2 stops19h 51m

$823

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Tue 12/1

7:10 pm-12:20 am

2 stops38h 10m

Bangkok Suvarnabhumi

Mon 12/14

1:30 am-6:31 pm

2 stops32h 01m

$896

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Wed 10/14

5:03 pm-12:00 pm

2 stops28h 57m

Bangkok Suvarnabhumi

Wed 10/21

5:50 pm-9:31 am

2 stops29h 41m

$904

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Tue 12/29

5:30 am-10:50 pm

2 stops26h 20m

Bangkok Suvarnabhumi

Wed 4/21

7:00 am-4:11 pm

2 stops23h 11m

$938

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Thu 10/1

8:18 pm-12:00 pm

2 stops25h 42m

Bangkok Suvarnabhumi

Thu 10/15

5:50 pm-10:44 am

2 stops30h 54m

$941

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Tue 1/19

2:34 pm-4:30 pm

2 stops34h 56m

Bangkok Suvarnabhumi

Wed 1/27

1:45 pm-8:40 am

2 stops33h 55m

$941

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Thu 12/3

3:15 pm-12:20 am

2 stops42h 05m

Bangkok Suvarnabhumi

Sun 12/13

8:25 am-9:26 am

1 stop16h 01m

$942

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 1/18

7:30 am-5:10 am

2 stops30h 40m

Bangkok Suvarnabhumi

Sat 1/30

7:10 am-6:20 pm

2 stops26h 10m

$1,023

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Wed 1/27

5:32 pm-11:00 am

2 stops26h 28m

Bangkok Suvarnabhumi

Wed 2/10

9:15 pm-4:27 pm

3 stops34h 12m

$1,151

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 $876 to $1,175.
The lowest price recently found on this route was $816.

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 $974.

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 $1,160 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 $1,042 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	$364
Fastest flight time	23h 50m
Direct flights	None

The best one-way flight to Bangkok from Portland in the past 72 hours is $364. The best round-trip flight deal from Portland to Bangkok found on momondo in the last 72 hours is $816.

The fastest flight from Portland to Bangkok takes 23h 50m

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. 23h 50m 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 8,568 reviews	Search Delta flights
Cathay Pacific	PriceFrom $653	Free Cancellation	Rating 7.6 1,486 reviews	Search Cathay Pacific flights
STARLUX Airlines	PriceFrom $753	Free Cancellation	Rating 8.7 380 reviews	Search STARLUX Airlines flights
Singapore Airlines	PriceFrom $759	Free Cancellation	Rating 8.2 1,602 reviews	Search Singapore Airlines flights
China Airlines	PriceFrom $773	Free Cancellation	Rating 8.3 846 reviews	Search China Airlines flights
Korean Air	PriceFrom $845	Free Cancellation	Rating 8.4 1,220 reviews	Search Korean Air flights
United Airlines	PriceFrom $872	Free Cancellation	Rating 7.4 10,213 reviews	Search United Airlines flights
Japan Airlines	PriceFrom $882	Free Cancellation	Rating 8.3 1,914 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $896	Free Cancellation	Rating 8.5 1,526 reviews	Search EVA Air flights
Air Canada	PriceFrom $918	Free Cancellation	Rating 7.1 11,632 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

Bangkok Suvarnabhumi Airport

Bangkok Don Mueang Intl Airport

Cheap flights from Portland to Bangkok from $364

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 11/11. 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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United Airlines flights from Portland to Bangkok

Our best United Airlines deals on Portland to Bangkok flight tickets

STARLUX Airlines flights from Portland to Bangkok

Our best STARLUX Airlines deals on Portland to Bangkok flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland to Bangkok that are best for you.

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

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Explore popular destinations other users love

According to popular flight searches on momondo this year