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Cheap flights from Thailand to Portland from $489

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 1/31. 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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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
11:40 pm - 9:45 am
BKK
-
PDX
48h 05m2 stops
Multiple Airlines Logo
5:40 pm - 12:10 pm
PDX
-
BKK
28h 30m2 stops
$736Multiple Airlines
Fri, May 22 - Tue, Sep 29
Philippine Airlines Logo
7:30 pm - 9:45 am
BKK
-
PDX
52h 15m2 stops
Philippine Airlines Logo
5:55 pm - 12:10 pm
PDX
-
BKK
28h 15m2 stops
$767Philippine Airlines
Tue, May 12 - Wed, Jun 3
Multiple Airlines Logo
2:15 am - 1:30 pm
BKK
-
PDX
26h 15m2 stops
Multiple Airlines Logo
5:51 pm - 11:10 am
PDX
-
BKK
26h 19m2 stops
$854Multiple Airlines
Fri, Jan 30 - Sat, Feb 7
Air Canada Logo
8:00 am - 2:40 pm
BKK
-
PDX
21h 40m2 stops
Air Canada Logo
7:00 pm - 6:30 am
PDX
-
BKK
20h 30m1 stop
$880Air Canada
Thu, Jan 22 - Mon, Jan 26
Air Canada Logo
7:05 am - 7:05 pm
BKK
-
PDX
26h 00m1 stop
Air Canada Logo
7:44 pm - 5:15 am
PDX
-
BKK
43h 31m2 stops
$882Air Canada
Fri, May 22 - Tue, Sep 29
Korean Air Logo
11:30 pm - 1:17 pm
BKK
-
PDX
27h 47m2 stops
Korean Air Logo
11:10 am - 11:25 pm
PDX
-
BKK
22h 15m2 stops
$889Korean Air
Mon, May 11 - Tue, Jun 2
Korean Air Logo
2:05 am - 12:44 pm
BKK
-
PDX
25h 39m2 stops
Korean Air Logo
7:10 am - 9:30 pm
PDX
-
BKK
23h 20m2 stops
$894Korean Air
Wed, Jan 21 - Mon, Jan 26
Korean Air Logo
12:15 am - 4:43 pm
CNX
-
PDX
30h 28m2 stops
Korean Air Logo
6:15 am - 10:55 pm
PDX
-
CNX
50h 40m2 stops
$894Korean Air
Wed, Mar 18 - Mon, Mar 23
Air Canada Logo
2:00 pm - 6:30 pm
BKK
-
PDX
19h 30m2 stops
Air Canada Logo
3:15 pm - 6:30 am
PDX
-
BKK
24h 15m1 stop
$897Air Canada
Thu, Jan 22 - Mon, Jan 26
Korean Air Logo
12:15 am - 10:23 pm
CNX
-
PDX
36h 08m2 stops
Korean Air Logo
7:58 pm - 10:55 pm
PDX
-
CNX
36h 57m2 stops
$897Korean Air
Wed, Mar 18 - Mon, Mar 23

Air Canada flights from Thailand to Portland

Our best Air Canada deals on Thailand to Portland flight tickets
Air Canada
Jan 22
BKK8:00 amBangkok Suvarnabhumi
21h 40m
2 stops
PDX2:40 pmPortland
Jan 26
PDX7:00 pmPortland
20h 30m
1 stop
BKK6:30 amBangkok Suvarnabhumi
$880
Find similar
Air Canada
May 22
BKK7:05 amBangkok Suvarnabhumi
26h 00m
1 stop
PDX7:05 pmPortland
Sep 29
PDX7:44 pmPortland
43h 31m
2 stops
BKK5:15 amBangkok Suvarnabhumi
$882
Find similar
Air Canada
Jan 22
BKK2:00 pmBangkok Suvarnabhumi
19h 30m
2 stops
PDX6:30 pmPortland
Jan 26
PDX3:15 pmPortland
24h 15m
1 stop
BKK6:30 amBangkok Suvarnabhumi
$897
Find similar

Korean Air flights from Thailand to Portland

Our best Korean Air deals on Thailand to Portland flight tickets
Korean Air
May 11
BKK11:30 pmBangkok Suvarnabhumi
27h 47m
2 stops
PDX1:17 pmPortland
Jun 2
PDX11:10 amPortland
22h 15m
2 stops
BKK11:25 pmBangkok Suvarnabhumi
$889
Find similar
Korean Air
Mar 18
CNX12:15 amChiang Mai
30h 28m
2 stops
PDX4:43 pmPortland
Mar 23
PDX6:15 amPortland
50h 40m
2 stops
CNX10:55 pmChiang Mai
$894
Find similar
Korean Air
May 11
BKK11:30 pmBangkok Suvarnabhumi
27h 47m
2 stops
PDX1:17 pmPortland
Jun 2
PDX11:10 amPortland
22h 15m
2 stops
BKK11:25 pmBangkok Suvarnabhumi
$898
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 18, 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

Fri 5/22

11:40 pm-9:45 am

2 stops48h 05m

Portland

Tue 9/29

5:40 pm-12:10 pm

2 stops28h 30m

$736

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 5/12

7:30 pm-9:45 am

2 stops52h 15m

Portland

Wed 6/3

5:55 pm-12:10 pm

2 stops28h 15m

$767

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Fri 1/30

2:15 am-1:30 pm

2 stops26h 15m

Portland

Sat 2/7

5:51 pm-11:10 am

2 stops26h 19m

$854

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/22

8:00 am-2:40 pm

2 stops21h 40m

Portland

Mon 1/26

7:00 pm-6:30 am

1 stop20h 30m

$880

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Fri 5/22

7:05 am-7:05 pm

1 stop26h 00m

Portland

Tue 9/29

7:44 pm-5:15 am

2 stops43h 31m

$882

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 5/11

11:30 pm-1:17 pm

2 stops27h 47m

Portland

Tue 6/2

11:10 am-11:25 pm

2 stops22h 15m

$889

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 1/21

2:05 am-12:44 pm

2 stops25h 39m

Portland

Mon 1/26

7:10 am-9:30 pm

2 stops23h 20m

$894

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 3/18

12:15 am-4:43 pm

2 stops30h 28m

Portland

Mon 3/23

6:15 am-10:55 pm

2 stops50h 40m

$894

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 1/22

2:00 pm-6:30 pm

2 stops19h 30m

Portland

Mon 1/26

3:15 pm-6:30 am

1 stop24h 15m

$897

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 3/18

12:15 am-10:23 pm

2 stops36h 08m

Portland

Mon 3/23

7:58 pm-10:55 pm

2 stops36h 57m

$897

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 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

23h 19m

Direct flights

None
The fastest flight from Thailand to Portland takes 23h 19m
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
1,186 reviews
Search Korean Air flights
STARLUX AirlinesPriceFrom $926Free CancellationRating
8.9
245 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
Longview
Tigard
The Dalles
Pacific City
Manzanita
Tillamook

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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