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Cheap flights from Thailand to Portland from $515

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 4/21. 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.
Multiple Airlines Logo
7:30 pm - 11:59 pm
BKK
-
PDX
42h 29m
2 stops
Multiple Airlines Logo
5:40 pm - 12:10 pm
PDX
-
BKK
28h 30m
2 stops
$764Multiple Airlines
Tue, Aug 4 - Sun, Sep 13
Multiple Airlines Logo
7:30 pm - 11:59 pm
BKK
-
PDX
42h 29m
2 stops
Multiple Airlines Logo
5:40 pm - 8:55 am
PDX
-
BKK
25h 15m
2 stops
$767Multiple Airlines
Tue, Aug 4 - Sun, Oct 4
Multiple Airlines Logo
5:30 pm - 9:30 am
BKK
-
PDX
30h 00m
2 stops
Multiple Airlines Logo
5:35 pm - 9:45 am
PDX
-
BKK
26h 10m
2 stops
$843Multiple Airlines
Wed, May 6 - Sat, Aug 15
Multiple Airlines Logo
5:30 pm - 9:30 am
BKK
-
PDX
30h 00m
2 stops
Multiple Airlines Logo
5:35 pm - 9:45 am
PDX
-
BKK
26h 10m
2 stops
$848Multiple Airlines
Wed, May 6 - Sat, Aug 15
Korean Air Logo
9:40 pm - 2:48 pm
BKK
-
PDX
31h 08m
2 stops
Korean Air Logo
11:10 am - 1:05 am
PDX
-
BKK
23h 55m
2 stops
$873Korean Air
Wed, May 6 - Sat, Aug 15
Korean Air Logo
9:40 pm - 2:48 pm
BKK
-
PDX
31h 08m
2 stops
Korean Air Logo
11:10 am - 1:05 am
PDX
-
BKK
23h 55m
2 stops
$876Korean Air
Wed, May 6 - Sat, Aug 15
Korean Air Logo
9:40 pm - 11:01 pm
BKK
-
PDX
39h 21m
2 stops
Korean Air Logo
11:10 am - 1:05 am
PDX
-
BKK
23h 55m
2 stops
$878Korean Air
Wed, May 6 - Sat, Aug 15
Air Canada Logo
11:30 am - 2:51 pm
CNX
-
PDX
41h 21m
2 stops
Air Canada Logo
3:30 pm - 4:35 pm
PDX
-
CNX
35h 05m
2 stops
$1,023Air Canada
Wed, Jul 8 - Tue, Sep 8
Air Canada Logo
11:30 am - 2:51 pm
CNX
-
PDX
41h 21m
2 stops
Air Canada Logo
10:10 am - 4:35 pm
PDX
-
CNX
40h 25m
2 stops
$1,043Air Canada
Wed, Jul 8 - Sun, Sep 13
STARLUX Airlines Logo
5:20 pm - 10:25 pm
CNX
-
PDX
43h 05m
2 stops
STARLUX Airlines Logo
9:59 pm - 4:20 pm
PDX
-
CNX
28h 21m
2 stops
$1,086STARLUX Airlines
Thu, Jul 9 - Tue, Sep 8

Air Canada flights from Thailand to Portland

Our best Air Canada deals on Thailand to Portland flight tickets
Air Canada
Sep 12
BKK1:20 amBangkok Suvarnabhumi
46h 11m
2 stops
PDX9:31 amPortland
Sep 16
PDX7:45 pmPortland
35h 00m
2 stops
BKK8:45 pmBangkok Suvarnabhumi
$988
Air Canada
Sep 13
BKK2:00 pmBangkok Suvarnabhumi
43h 06m
2 stops
PDX7:06 pmPortland
Sep 16
PDX10:10 amPortland
44h 35m
2 stops
BKK8:45 pmBangkok Suvarnabhumi
$1,033
Air Canada
May 6
BKK8:00 amBangkok Suvarnabhumi
39h 30m
2 stops
PDX9:30 amPortland
Aug 15
PDX3:30 pmPortland
23h 35m
1 stop
BKK5:05 amBangkok Suvarnabhumi
$1,106

United Airlines flights from Thailand to Portland

Our best United Airlines deals on Thailand to Portland flight tickets
United Airlines
Sep 13
BKK9:35 amBangkok Suvarnabhumi
49h 15m
2 stops
PDX8:50 pmPortland
Sep 16
PDX1:14 pmPortland
30h 21m
3 stops
BKK9:35 amBangkok Suvarnabhumi
$1,034
United Airlines
Sep 13
BKK9:35 amBangkok Suvarnabhumi
49h 15m
2 stops
PDX8:50 pmPortland
Sep 16
PDX1:14 pmPortland
30h 21m
3 stops
BKK9:35 amBangkok Suvarnabhumi
$1,035
United Airlines
Aug 26
BKK9:35 amBangkok Suvarnabhumi
46h 36m
2 stops
PDX6:11 pmPortland
Sep 8
PDX1:14 pmPortland
30h 21m
3 stops
BKK9:35 amBangkok Suvarnabhumi
$1,042

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 March 21, 2026.
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

Cheapest round-trip

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 8/4

7:30 pm-11:59 pm

2 stops42h 29m

Portland

Sun 9/13

5:40 pm-12:10 pm

2 stops28h 30m

$764

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 8/4

7:30 pm-11:59 pm

2 stops42h 29m

Portland

Sun 10/4

5:40 pm-8:55 am

2 stops25h 15m

$767

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

5:30 pm-9:30 am

2 stops30h 00m

Portland

Sat 8/15

5:35 pm-9:45 am

2 stops26h 10m

$843

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

5:30 pm-9:30 am

2 stops30h 00m

Portland

Sat 8/15

5:35 pm-9:45 am

2 stops26h 10m

$848
Quickest round-trip

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

9:40 pm-2:48 pm

2 stops31h 08m

Portland

Sat 8/15

11:10 am-1:05 am

2 stops23h 55m

$873

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

9:40 pm-2:48 pm

2 stops31h 08m

Portland

Sat 8/15

11:10 am-1:05 am

2 stops23h 55m

$876

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

9:40 pm-11:01 pm

2 stops39h 21m

Portland

Sat 8/15

11:10 am-1:05 am

2 stops23h 55m

$878

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 7/8

11:30 am-2:51 pm

2 stops41h 21m

Portland

Tue 9/8

3:30 pm-4:35 pm

2 stops35h 05m

$1,023

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 7/8

11:30 am-2:51 pm

2 stops41h 21m

Portland

Sun 9/13

10:10 am-4:35 pm

2 stops40h 25m

$1,043

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Thu 7/9

5:20 pm-10:25 pm

2 stops43h 05m

Portland

Tue 9/8

9:59 pm-4:20 pm

2 stops28h 21m

$1,086

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.

Can stopping save me money on Thailand to Portland flights?

You could potentially save up to 1% 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

26h 17m

Direct flights

None
The fastest flight from Thailand to Portland takes 26h 17m
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
1,205 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $926Free CancellationRating
9.0
292 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
Rockaway Beach
Depoe Bay
Beaverton
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
McMinnville
The Dalles
Manzanita
Pacific City

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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