What airlines fly to Bangkok?

Air Canada, United Airlines and STARLUX 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 55% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 10 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 November 2026, there are 10 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.

$415 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.

9:30 pm - 12:05 pmPDX Portland-BKK Bangkok Suvarnabhumi

47h 35m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

1:10 pm - 10:23 pmBKK Bangkok Suvarnabhumi-PDX Portland

24h 13m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$886Multiple Airlines

Wed, Jan 20 - Wed, Feb 3

9:30 pm - 12:05 pmPDX Portland-BKK Bangkok Suvarnabhumi

47h 35m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

1:10 pm - 10:54 pmBKK Bangkok Suvarnabhumi-PDX Portland

24h 44m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$926Multiple Airlines

Sat, Jan 30 - Fri, Feb 12

4:13 pm - 4:30 pmPDX Portland-BKK Bangkok Suvarnabhumi

33h 17m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

5:40 pm - 8:54 pmBKK Bangkok Suvarnabhumi-PDX Portland

42h 14m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,148STARLUX Airlines

Sun, Nov 22 - Sat, Dec 19

7:32 pm - 12:35 pmPDX Portland-BKK Bangkok Suvarnabhumi

26h 03m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

5:40 pm - 7:50 pmBKK Bangkok Suvarnabhumi-PDX Portland

41h 10m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,148STARLUX Airlines

Sat, Feb 20 - Wed, Mar 10

7:00 am - 5:00 amPDX Portland-BKK Bangkok Suvarnabhumi

31h 00m2 stops Los Angeles Osaka Kansai Intl

7:55 am - 4:25 pmBKK Bangkok Suvarnabhumi-PDX Portland

23h 30m2 stops Tokyo Narita San Francisco

$1,193Japan Airlines

Thu, Dec 3 - Tue, Jan 19

7:00 am - 5:00 amPDX Portland-BKK Bangkok Suvarnabhumi

31h 00m2 stops Los Angeles Osaka Kansai Intl

7:55 am - 1:50 pmBKK Bangkok Suvarnabhumi-PDX Portland

20h 55m2 stops Tokyo Narita San Francisco

$1,193Japan Airlines

Mon, Dec 7 - Mon, Dec 14

10:57 am - 9:35 amPDX Portland-BKK Bangkok Suvarnabhumi

32h 38m3 stops San Francisco Los Angeles Hong Kong Intl

9:35 am - 12:54 amBKK Bangkok Suvarnabhumi-PDX Portland

29h 19m2 stops Tokyo Haneda San Francisco

$1,219United Airlines

Mon, Apr 19 - Mon, Apr 26

10:57 am - 9:35 amPDX Portland-BKK Bangkok Suvarnabhumi

32h 38m3 stops San Francisco Los Angeles Hong Kong Intl

9:35 am - 8:33 pmBKK Bangkok Suvarnabhumi-PDX Portland

24h 58m2 stops Tokyo Haneda San Francisco

$1,219United Airlines

Tue, Apr 20 - Mon, Apr 26

10:57 am - 9:35 amPDX Portland-BKK Bangkok Suvarnabhumi

32h 38m1 stop Los Angeles

9:35 am - 8:33 pmBKK Bangkok Suvarnabhumi-PDX Portland

24h 58m2 stops Tokyo Haneda San Francisco

$1,269ANA

Mon, Apr 19 - Mon, Apr 26

7:00 am - 4:20 pmPDX Portland-BKK Bangkok Suvarnabhumi

42h 20m2 stops San Francisco Tokyo Haneda

2:20 pm - 2:36 pmBKK Bangkok Suvarnabhumi-PDX Portland

39h 16m2 stops Tokyo Haneda San Francisco

$1,311ANA

Sun, Jan 10 - Mon, Jan 18

Cheap last minute flights

Enter your travel dates to find the best prices.

5:45 pm - 12:05 pmPDX Portland-BKK Bangkok Suvarnabhumi

27h 20m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

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

25h 06m1 stop Vancouver Intl

$1,065Multiple Airlines

Mon, Nov 16 - Wed, Dec 9

7:00 am - 10:45 pmPDX Portland-BKK Bangkok Suvarnabhumi

24h 45m2 stops Honolulu Manila Ninoy Aquino Intl

9:55 am - 9:52 pmBKK Bangkok Suvarnabhumi-PDX Portland

26h 57m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$1,100Multiple Airlines

Tue, Nov 17 - Wed, Dec 16

7:00 am - 10:45 pmPDX Portland-BKK Bangkok Suvarnabhumi

24h 45m2 stops Honolulu Manila Ninoy Aquino Intl

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

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

$1,100Multiple Airlines

Tue, Nov 17 - Thu, Dec 10

7:00 am - 10:45 pmPDX Portland-BKK Bangkok Suvarnabhumi

24h 45m2 stops Honolulu Manila Ninoy Aquino Intl

9:55 am - 9:52 pmBKK Bangkok Suvarnabhumi-PDX Portland

26h 57m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

$1,100Multiple Airlines

Tue, Nov 17 - Mon, Dec 14

3:40 pm - 11:30 amPDX Portland-BKK Bangkok Suvarnabhumi

28h 50m3 stops San Francisco Los Angeles Hong Kong Intl

4:55 pm - 12:15 pmBKK Bangkok Suvarnabhumi-PDX Portland

34h 20m3 stops Hong Kong Intl Los Angeles San Francisco

$1,233United Airlines

Mon, Nov 16 - Wed, Dec 9

5:35 am - 11:30 amPDX Portland-BKK Bangkok Suvarnabhumi

38h 55m2 stops San Francisco Hong Kong Intl

4:55 pm - 10:18 amBKK Bangkok Suvarnabhumi-PDX Portland

32h 23m3 stops Hong Kong Intl Los Angeles San Francisco

$1,241United Airlines

Tue, Nov 17 - Tue, Nov 24

3:40 pm - 11:30 amPDX Portland-BKK Bangkok Suvarnabhumi

28h 50m3 stops San Francisco Los Angeles Hong Kong Intl

4:55 pm - 10:45 pmBKK Bangkok Suvarnabhumi-PDX Portland

20h 50m2 stops Hong Kong Intl San Francisco

$1,242United Airlines

Mon, Nov 16 - Wed, Dec 9

7:10 pm - 6:30 amPDX Portland-BKK Bangkok Suvarnabhumi

20h 20m1 stop Vancouver Intl

8:25 am - 2:41 pmBKK Bangkok Suvarnabhumi-PDX Portland

21h 16m1 stop Vancouver Intl

$2,069Air Canada

Mon, Nov 16 - Wed, Dec 9

7:10 pm - 6:30 amPDX Portland-BKK Bangkok Suvarnabhumi

20h 20m1 stop Vancouver Intl

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

16h 01m1 stop Vancouver Intl

$2,240Air Canada

Mon, Nov 16 - Tue, Dec 1

3:15 pm - 10:20 pmPDX Portland-BKK Bangkok Suvarnabhumi

40h 05m2 stops Vancouver Intl Manila Ninoy Aquino Intl

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

16h 01m1 stop Vancouver Intl

$2,374Air Canada

Tue, Nov 17 - Tue, Dec 1

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Qatar Airways flights from Portland to Bangkok

Our best Qatar Airways deals on Portland to Bangkok flight tickets

Qatar Airways

Jan 27

PDX8:30 amPortland

31h 10m

2 stops

BKK6:40 amBangkok Suvarnabhumi

Feb 11

BKK2:00 amBangkok Suvarnabhumi

28h 37m

2 stops

PDX3:37 pmPortland

$987

Qatar Airways

Jan 17

PDX8:30 amPortland

31h 10m

2 stops

BKK6:40 amBangkok Suvarnabhumi

Mar 2

BKK8:15 amBangkok Suvarnabhumi

46h 19m

2 stops

PDX3:34 pmPortland

$988

Qatar Airways

Jan 18

PDX10:30 amPortland

29h 10m

2 stops

BKK6:40 amBangkok Suvarnabhumi

Jan 24

BKK3:00 amBangkok Suvarnabhumi

27h 21m

2 stops

PDX3:21 pmPortland

$991

United Airlines flights from Portland to Bangkok

Our best United Airlines deals on Portland to Bangkok flight tickets

United Airlines

Nov 26

PDX7:00 amPortland

37h 30m

3 stops

BKK11:30 amBangkok Suvarnabhumi

Dec 16

BKK7:10 amBangkok Suvarnabhumi

22h 28m

2 stops

PDX2:38 pmPortland

$1,225

United Airlines

Nov 26

PDX5:30 amPortland

39h 00m

3 stops

BKK11:30 amBangkok Suvarnabhumi

Dec 14

BKK4:55 pmBangkok Suvarnabhumi

34h 20m

3 stops

PDX12:15 pmPortland

$1,233

United Airlines

Nov 17

PDX5:35 amPortland

38h 55m

2 stops

BKK11:30 amBangkok Suvarnabhumi

Nov 24

BKK4:55 pmBangkok Suvarnabhumi

32h 23m

3 stops

PDX10:18 amPortland

$1,241

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Wed 1/20

9:30 pm-12:05 pm

2 stops47h 35m

Bangkok Suvarnabhumi

Wed 2/3

1:10 pm-10:23 pm

2 stops24h 13m

$886

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sat 1/30

9:30 pm-12:05 pm

2 stops47h 35m

Bangkok Suvarnabhumi

Fri 2/12

1:10 pm-10:54 pm

2 stops24h 44m

$926

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sun 11/22

4:13 pm-4:30 pm

2 stops33h 17m

Bangkok Suvarnabhumi

Sat 12/19

5:40 pm-8:54 pm

2 stops42h 14m

$1,148

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sat 2/20

7:32 pm-12:35 pm

2 stops26h 03m

Bangkok Suvarnabhumi

Wed 3/10

5:40 pm-7:50 pm

2 stops41h 10m

$1,148

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Thu 12/3

7:00 am-5:00 am

2 stops31h 00m

Bangkok Suvarnabhumi

Tue 1/19

7:55 am-4:25 pm

2 stops23h 30m

$1,193

Quickest round-trip

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 12/7

7:00 am-5:00 am

2 stops31h 00m

Bangkok Suvarnabhumi

Mon 12/14

7:55 am-1:50 pm

2 stops20h 55m

$1,193

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 4/19

10:57 am-9:35 am

3 stops32h 38m

Bangkok Suvarnabhumi

Mon 4/26

9:35 am-12:54 am

2 stops29h 19m

$1,219

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Tue 4/20

10:57 am-9:35 am

3 stops32h 38m

Bangkok Suvarnabhumi

Mon 4/26

9:35 am-8:33 pm

2 stops24h 58m

$1,219

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Mon 4/19

10:57 am-9:35 am

1 stop32h 38m

Bangkok Suvarnabhumi

Mon 4/26

9:35 am-8:33 pm

2 stops24h 58m

$1,269

PortlandBangkok

PDX Portland - BKK Bangkok Suvarnabhumi

PDXBKK

Portland

Sun 1/10

7:00 am-4:20 pm

2 stops42h 20m

Bangkok Suvarnabhumi

Mon 1/18

2:20 pm-2:36 pm

2 stops39h 16m

$1,311

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 $944 to $1,296.
The lowest price recently found on this route was $886.

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 March instead. Flights to Bangkok in March, while not as cheap as those in April, still average around $988.

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 $1,171 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 $985 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	$415
Fastest flight time	22h 29m
Direct flights	None

The best one-way flight to Bangkok from Portland in the past 72 hours is $415. The best round-trip flight deal from Portland to Bangkok found on momondo in the last 72 hours is $886.

The fastest flight from Portland to Bangkok takes 22h 29m

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. 22h 29m 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 November 2026, there are 10 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 8,712 reviews	Search Delta flights
Singapore Airlines	PriceFrom $759	Free Cancellation	Rating 8.2 1,633 reviews	Search Singapore Airlines flights
STARLUX Airlines	PriceFrom $773	Free Cancellation	Rating 8.8 420 reviews	Search STARLUX Airlines flights
China Airlines	PriceFrom $781	Free Cancellation	Rating 8.3 859 reviews	Search China Airlines flights
Korean Air	PriceFrom $862	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
United Airlines	PriceFrom $875	Free Cancellation	Rating 7.3 10,485 reviews	Search United Airlines flights
Air Canada	PriceFrom $889	Free Cancellation	Rating 7.1 11,891 reviews	Search Air Canada flights
EVA Air	PriceFrom $896	Free Cancellation	Rating 8.5 1,551 reviews	Search EVA Air flights
Japan Airlines	PriceFrom $944	Free Cancellation	Rating 8.3 1,975 reviews	Search Japan Airlines flights
ANA	PriceFrom $1,026	Free Cancellation	Rating 8.3 1,341 reviews	Search ANA 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 $415

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 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Portland to Bangkok

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Filter for what you want

Filter for what you want

Trusted and free

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Qatar Airways flights from Portland to Bangkok

Our best Qatar Airways deals on Portland to Bangkok flight tickets

United Airlines flights from Portland to Bangkok

Our best United 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

Complete your trip to Bangkok

Explore popular destinations other users love

According to popular flight searches on momondo this year