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Cheap flights from Thailand to Portland from $503

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Thailand to Portland departing on 1/26. 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
0 bags

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Find the cheapest flights from Thailand to Portland

Recent round-trip flight deals from Thailand to Portland

Enter your travel dates to find the best prices.
Philippine Airlines Logo
1:25 pm - 9:30 am
BKK
-
PDX
34h 05m2 stops
Philippine Airlines Logo
7:00 am - 10:40 pm
PDX
-
BKK
25h 40m2 stops
$772Philippine Airlines
Wed, Apr 29 - Sun, May 17
Philippine Airlines Logo
11:40 pm - 9:29 am
BKK
-
PDX
47h 49m2 stops
Philippine Airlines Logo
12:33 pm - 12:10 pm
PDX
-
BKK
33h 37m2 stops
$773Philippine Airlines
Tue, May 12 - Wed, Jun 3
Air Canada Logo
8:15 am - 6:30 pm
BKK
-
PDX
25h 15m1 stop
Air Canada Logo
7:05 pm - 6:30 am
PDX
-
BKK
20h 25m1 stop
$825Air Canada
Thu, Jan 22 - Wed, Feb 4
Air Canada Logo
8:15 am - 6:30 pm
BKK
-
PDX
25h 15m1 stop
Air Canada Logo
3:15 pm - 10:00 pm
PDX
-
BKK
39h 45m2 stops
$826Air Canada
Thu, Jan 22 - Wed, Feb 4
Multiple Airlines Logo
6:45 pm - 11:32 pm
BKK
-
PDX
43h 47m2 stops
Multiple Airlines Logo
5:50 pm - 12:00 pm
PDX
-
BKK
27h 10m2 stops
$843Multiple Airlines
Tue, Feb 10 - Tue, Feb 17
Air Canada Logo
8:15 am - 2:40 pm
BKK
-
PDX
21h 25m1 stop
Air Canada Logo
3:15 pm - 6:30 am
PDX
-
BKK
24h 15m1 stop
$848Air Canada
Thu, Jan 29 - Tue, Feb 3
Air Canada Logo
2:00 pm - 6:30 pm
BKK
-
PDX
19h 30m2 stops
Air Canada Logo
7:05 pm - 10:20 pm
PDX
-
BKK
36h 15m2 stops
$850Air Canada
Thu, Jan 22 - Wed, Feb 4
Air Canada Logo
8:15 am - 2:40 pm
BKK
-
PDX
21h 25m1 stop
Air Canada Logo
3:15 pm - 10:20 pm
PDX
-
BKK
40h 05m2 stops
$853Air Canada
Thu, Jan 29 - Tue, Feb 3
Multiple Airlines Logo
2:15 am - 10:56 am
BKK
-
PDX
22h 41m2 stops
Multiple Airlines Logo
5:50 pm - 10:45 am
PDX
-
BKK
26h 55m2 stops
$862Multiple Airlines
Mon, Mar 16 - Tue, Mar 17
Air Canada Logo
8:00 am - 6:30 pm
BKK
-
PDX
25h 30m2 stops
Air Canada Logo
3:15 pm - 6:30 am
PDX
-
BKK
24h 15m1 stop
$880Air Canada
Mon, Jan 19 - Sat, Feb 21

Philippine Airlines flights from Thailand to Portland

Our best Philippine Airlines deals on Thailand to Portland flight tickets
Philippine Airlines
Apr 29
BKK1:25 pmBangkok Suvarnabhumi
34h 05m
2 stops
PDX9:30 amPortland
May 17
PDX7:00 amPortland
25h 40m
2 stops
BKK10:40 pmBangkok Suvarnabhumi
$772
Find similar
Philippine Airlines
May 12
BKK11:40 pmBangkok Suvarnabhumi
47h 49m
2 stops
PDX9:29 amPortland
Jun 3
PDX12:33 pmPortland
33h 37m
2 stops
BKK12:10 pmBangkok Suvarnabhumi
$773
Find similar

KLM flights from Thailand to Portland

Our best KLM deals on Thailand to Portland flight tickets
KLM
Apr 29
BKK12:05 pmBangkok Suvarnabhumi
37h 05m
1 stop
PDX11:10 amPortland
May 17
PDX1:05 pmPortland
30h 25m
1 stop
BKK9:30 amBangkok Suvarnabhumi
$2,164
Find similar
KLM
May 11
BKK12:05 pmBangkok Suvarnabhumi
37h 05m
1 stop
PDX11:10 amPortland
Jun 2
PDX1:05 pmPortland
30h 25m
1 stop
BKK9:30 amBangkok Suvarnabhumi
$2,168
Find similar
KLM
May 11
BKK12:05 pmBangkok Suvarnabhumi
37h 05m
1 stop
PDX11:10 amPortland
Jun 2
PDX1:05 pmPortland
30h 25m
1 stop
BKK9:30 amBangkok Suvarnabhumi
$2,171
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Thailand to Portland 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 December 28, 2025.
Use the filters below to find and compare flights from Thailand to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 4/29

1:25 pm-9:30 am

2 stops34h 05m

Portland

Sun 5/17

7:00 am-10:40 pm

2 stops25h 40m

$772

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 5/12

11:40 pm-9:29 am

2 stops47h 49m

Portland

Wed 6/3

12:33 pm-12:10 pm

2 stops33h 37m

$773

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/22

8:15 am-6:30 pm

1 stop25h 15m

Portland

Wed 2/4

7:05 pm-6:30 am

1 stop20h 25m

$825

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/22

8:15 am-6:30 pm

1 stop25h 15m

Portland

Wed 2/4

3:15 pm-10:00 pm

2 stops39h 45m

$826

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 2/10

6:45 pm-11:32 pm

2 stops43h 47m

Portland

Tue 2/17

5:50 pm-12:00 pm

2 stops27h 10m

$843

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/29

8:15 am-2:40 pm

1 stop21h 25m

Portland

Tue 2/3

3:15 pm-6:30 am

1 stop24h 15m

$848

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/22

2:00 pm-6:30 pm

2 stops19h 30m

Portland

Wed 2/4

7:05 pm-10:20 pm

2 stops36h 15m

$850

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/29

8:15 am-2:40 pm

1 stop21h 25m

Portland

Tue 2/3

3:15 pm-10:20 pm

2 stops40h 05m

$853

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 3/16

2:15 am-10:56 am

2 stops22h 41m

Portland

Tue 3/17

5:50 pm-10:45 am

2 stops26h 55m

$862

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 1/19

8:00 am-6:30 pm

2 stops25h 30m

Portland

Sat 2/21

3:15 pm-6:30 am

1 stop24h 15m

$880

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

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.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as $1,037. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Friday, with ticket prices averaging around $1,331.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $1,107. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $1,117 per ticket.

Can stopping save me money on Thailand to Portland flights?

You could potentially save up to 8% on your flight if you consider stops on a Thailand to Portland flight.

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

21h 25m

Direct flights

None
The fastest flight from Thailand to Portland takes 21h 25m
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?

  • 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 AirPriceFrom $779Free CancellationRating
8.4
1,184 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $926Free CancellationRating
8.9
250 reviews
Search STARLUX Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
McMinnville
Gresham
Tigard
Longview
Pacific City
The Dalles
Manzanita
Clackamas

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.

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