How long does it take to fly to Portland?

On average, it takes 25h 56m to fly from Thailand to Portland if you fly out of Chiang Mai (the most popular airport in Thailand) and into Portland (the most popular airport in Portland). If you’re flying out of Bangkok and into Portland, then the flight time is around 34h 29m.

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

Air Canada and Korean Air are the most popular carriers operating from Thailand to Portland

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

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

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

As of January 2026, there are 2 operators available to choose from for flights from Thailand to Portland Airport.

How old do you have to be to fly from Thailand to Portland 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 Thailand to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$453 Cheap Flights from Thailand to Portland in 2026

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Find the cheapest flights from Thailand to Portland

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Recent round-trip flight deals from Thailand to Portland

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7:30 pm - 9:29 am

BKK

PDX

51h 59m

2 stops

5:55 pm - 12:05 pm

PDX

BKK

27h 10m

2 stops

$749Multiple Airlines

Sun, May 17 - Tue, Nov 3

1:25 pm - 9:30 am

BKK

PDX

34h 05m

2 stops

12:33 pm - 12:10 pm

PDX

BKK

33h 37m

2 stops

$766Multiple Airlines

Wed, May 6 - Mon, May 25

11:40 pm - 9:30 am

BKK

PDX

47h 50m

2 stops

2:30 pm - 12:10 pm

PDX

BKK

31h 40m

2 stops

$771Philippine Airlines

Wed, May 6 - Sat, Aug 15

1:25 pm - 9:30 am

BKK

PDX

34h 05m

2 stops

5:50 pm - 12:10 pm

PDX

BKK

28h 20m

2 stops

$773Philippine Airlines

Wed, May 6 - Sat, Aug 15

11:40 pm - 9:29 am

BKK

PDX

47h 49m

2 stops

2:45 pm - 12:10 pm

PDX

BKK

31h 25m

2 stops

$799Philippine Airlines

Mon, May 11 - Tue, Jun 2

1:20 pm - 8:49 am

BKK

PDX

34h 29m

2 stops

5:50 pm - 12:00 pm

PDX

BKK

27h 10m

2 stops

$819Multiple Airlines

Thu, Feb 12 - Thu, Feb 19

7:05 am - 12:48 am

BKK

PDX

31h 43m

2 stops

10:10 am - 5:05 am

PDX

BKK

28h 55m

1 stop

$867Air Canada

Wed, May 6 - Sat, Aug 15

7:05 am - 12:48 am

BKK

PDX

31h 43m

2 stops

10:10 am - 5:05 am

PDX

BKK

28h 55m

1 stop

$871Air Canada

Wed, May 6 - Sat, Aug 15

7:05 am - 2:45 pm

BKK

PDX

21h 40m

1 stop

7:45 pm - 5:05 am

PDX

BKK

19h 20m

1 stop

$881Air Canada

Wed, May 6 - Sat, Aug 15

7:05 am - 9:30 am

BKK

PDX

16h 25m

1 stop

3:25 pm - 5:05 am

PDX

BKK

23h 40m

1 stop

$884Air Canada

Wed, May 6 - Sat, Aug 15

Philippine Airlines flights from Thailand to Portland

Our best Philippine Airlines deals on Thailand to Portland flight tickets

Philippine Airlines

May 6

BKK1:25 pmBangkok Suvarnabhumi

34h 05m

2 stops

PDX9:30 amPortland

Aug 15

PDX5:50 pmPortland

28h 20m

2 stops

BKK12:10 pmBangkok Suvarnabhumi

$770

Philippine Airlines

May 6

BKK11:40 pmBangkok Suvarnabhumi

47h 50m

2 stops

PDX9:30 amPortland

Aug 15

PDX2:30 pmPortland

31h 40m

2 stops

BKK12:10 pmBangkok Suvarnabhumi

$771

Philippine Airlines

May 6

BKK1:25 pmBangkok Suvarnabhumi

34h 05m

2 stops

PDX9:30 amPortland

Aug 15

PDX5:50 pmPortland

28h 20m

2 stops

BKK12:10 pmBangkok Suvarnabhumi

$773

Air Canada flights from Thailand to Portland

Our best Air Canada deals on Thailand to Portland flight tickets

Air Canada

May 6

BKK7:05 amBangkok Suvarnabhumi

31h 43m

2 stops

PDX12:48 amPortland

Aug 15

PDX10:10 amPortland

28h 55m

1 stop

BKK5:05 amBangkok Suvarnabhumi

$867

Air Canada

May 6

BKK7:05 amBangkok Suvarnabhumi

31h 43m

2 stops

PDX12:48 amPortland

Aug 15

PDX10:10 amPortland

28h 55m

1 stop

BKK5:05 amBangkok Suvarnabhumi

$871

Air Canada

May 6

BKK7:05 amBangkok Suvarnabhumi

21h 40m

1 stop

PDX2:45 pmPortland

Aug 15

PDX7:45 pmPortland

19h 20m

1 stop

BKK5:05 amBangkok Suvarnabhumi

$881

Fly from

Fly to

Route

Depart

Return

Price

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sun 5/17

7:30 pm-9:29 am

2 stops51h 59m

Portland

Tue 11/3

5:55 pm-12:05 pm

2 stops27h 10m

$749

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

1:25 pm-9:30 am

2 stops34h 05m

Portland

Mon 5/25

12:33 pm-12:10 pm

2 stops33h 37m

$766

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

11:40 pm-9:30 am

2 stops47h 50m

Portland

Sat 8/15

2:30 pm-12:10 pm

2 stops31h 40m

$771

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

1:25 pm-9:30 am

2 stops34h 05m

Portland

Sat 8/15

5:50 pm-12:10 pm

2 stops28h 20m

$773

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 5/11

11:40 pm-9:29 am

2 stops47h 49m

Portland

Tue 6/2

2:45 pm-12:10 pm

2 stops31h 25m

$799

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 2/12

1:20 pm-8:49 am

2 stops34h 29m

Portland

Thu 2/19

5:50 pm-12:00 pm

2 stops27h 10m

$819

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

7:05 am-12:48 am

2 stops31h 43m

Portland

Sat 8/15

10:10 am-5:05 am

1 stop28h 55m

$867

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

7:05 am-12:48 am

2 stops31h 43m

Portland

Sat 8/15

10:10 am-5:05 am

1 stop28h 55m

$871

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

7:05 am-2:45 pm

1 stop21h 40m

Portland

Sat 8/15

7:45 pm-5:05 am

1 stop19h 20m

$881

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

7:05 am-9:30 am

1 stop16h 25m

Portland

Sat 8/15

3:25 pm-5:05 am

1 stop23h 40m

$884

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 Thailand to Portland

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

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Thailand is in August. Flight prices, which tend to average around $783, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until October to fly from Thailand, when ticket prices are also cheap, with an average price of $873.

Cheap Thailand to Portland flight deals and tips

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

Fastest flight time	25h 56m
Direct flights	None

The fastest flight from Thailand to Portland takes 25h 56m

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

Search flight deals

When did momondo last update prices for flights from Thailand to Portland Airport?
Prices for flights from Thailand to Portland Airport are updated daily.
How many operators does momondo search for flights from Thailand to Portland Airport?
As of January 2026, there are 2 operators available to choose from for flights from Thailand to Portland Airport.
How old do you have to be to fly from Thailand to Portland 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 Thailand to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Thailand to Portland

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

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $779	Free Cancellation	Rating 8.4 1,187 reviews		Search Korean Air flights
STARLUX Airlines	PriceFrom $926	Free Cancellation	Rating 8.9 264 reviews		Search STARLUX Airlines flights

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Thailand to Portland for you.

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

Yes. momondo enables you to select and highlight flights to Portland from Thailand with this policy.

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

Once all potential Thailand to Portland 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 Thailand to Portland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Thailand to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.