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Cheap flights from Thailand to Portland from ฿16,832

BKK — PDX
21 Sep — 28 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Portland

Thu 29/1023:15 -
2 stops31h 49m
Sun 1/1119:02 -
2 stops37h 18m
Deal found 16/8฿29,677
Wed 28/1000:15 -
2 stops36h 04m
Mon 2/1107:00 -
2 stops24h 55m
Deal found 18/8฿29,742
Fri 25/907:05 -
2 stops43h 05m
Sat 26/915:30 -
2 stops42h 05m
Deal found 20/8฿29,775
Sat 19/923:30 -
2 stops33h 41m
Wed 23/919:45 -
2 stops36h 00m
Deal found 18/8฿29,906
Mon 14/913:10 -
2 stops20h 40m
Fri 18/919:40 -
2 stops26h 20m
Deal found 18/8฿30,658
Tue 8/917:50 -
2 stops40h 00m
Tue 22/917:41 -
2 stops32h 59m
Deal found 19/8฿30,756
Fri 25/901:35 -
2 stops27h 11m
Sat 26/919:45 -
2 stops36h 00m
Deal found 20/8฿31,344
Fri 2/1011:35 -
3 stops62h 08m
Fri 9/1012:25 -
3 stops56h 00m
Deal found 17/8฿35,789
Thu 10/921:10 -
2 stops26h 21m
Mon 14/915:30 -
2 stops27h 15m
Deal found 20/8฿58,439
Thu 10/921:45 -
2 stops38h 42m
Mon 14/906:08 -
2 stops48h 37m
Deal found 21/8฿59,648

Find flight deals from Thailand to Portland

Round-trip from

฿29,383

One-way from

฿16,832

Popular in

March

Cheapest in

October

Average price

฿33,926
แอร์แคนาดา
  • แอร์แคนาดา
  • 25/1-11/2
  • 4 total stops
  • 75h 46m total
  • Thailand to Portland
Search Deals
แอร์แคนาดา
  • แอร์แคนาดา
  • 5/10
  • 2 total stops
  • 30h 36m total
  • Thailand to Portland
Search Deals
Highest demand for flights based on searches. 45% potential increase in price (฿1,189,848 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 30% potential price decrease (฿327,705 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
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 return flight

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 29/10

23:15-17:04

2 stops31h 49m

Portland

Sun 1/11

19:02-23:20

2 stops37h 18m

฿29,677

Chiang MaiPortland

CNX Chiang Mai - PDX Portland

CNXPDX

Chiang Mai

Wed 28/10

00:15-22:19

2 stops36h 04m

Portland

Mon 2/11

07:00-22:55

2 stops24h 55m

฿29,742

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 24/1

23:15-13:08

2 stops28h 53m

Portland

Fri 12/2

06:40-21:30

2 stops23h 50m

฿31,083

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 25/1

21:30-16:13

2 stops33h 43m

Portland

Sat 13/2

06:30-23:20

2 stops25h 50m

฿33,044
Fastest return journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Fri 22/1

07:10-18:31

3 stops26h 21m

Portland

Sat 13/2

07:30-22:50

2 stops24h 20m

฿36,704

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 10/9

09:35-22:45

2 stops27h 10m

Portland

Mon 14/9

15:43-09:35

3 stops27h 52m

฿36,802

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sat 19/9

09:35-22:45

2 stops27h 10m

Portland

Wed 23/9

11:15-09:35

3 stops32h 20m

฿36,802

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Tue 8/9

15:45-10:11

3 stops32h 26m

Portland

Tue 22/9

09:00-09:35

3 stops34h 35m

฿36,868

Chiang MaiPortland

CNX Chiang Mai - PDX Portland

CNXPDX

Chiang Mai

Fri 2/10

11:30-09:31

2 stops36h 01m

Portland

Fri 9/10

07:18-11:15

3 stops37h 57m

฿57,785

Chiang MaiPortland

CNX Chiang Mai - PDX Portland

CNXPDX

Chiang Mai

Thu 10/9

21:10-09:31

2 stops26h 21m

Portland

Mon 14/9

15:30-08:45

2 stops27h 15m

฿58,439

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Thailand to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Thailand with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Thailand to Portland

What is the cheapest month to book a flight from Thailand to Portland?

Currently, October is the cheapest month in which you can book a flight from Thailand to Portland (average of ฿27,749). Flying from Thailand to Portland in March is currently the most expensive (average of ฿153,517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

  • What airport do you fly into for flights to Portland from Thailand?

    Located just 9.7 km from the city centre, Portland (PDX) is the airport most travelers will use when flying to Portland from Thailand.

  • How long is the flight from Thailand to Portland?

    For as low as ฿58,439, Korean Air can have you in Portland from Thailand in 26h 21m. The distance between Thailand and Portland is about 11714 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Thailand to Portland that include hotel bookings?

    Yes. In addition to deals on Thailand to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Portland.

  • Can I find deals for business class flights from Thailand to Portland?

    Yes. Cheapflights offers flight deals from Thailand to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Thailand to Portland?

    Currently, October is the cheapest month in which you can book a flight from Thailand to Portland (average of ฿27,749). Flying from Thailand to Portland in March is currently the most expensive (average of ฿153,517). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Thailand to Portland

Chiang Mai to Portland flights

Fly with Cheapflights

How does Cheapflights help users find flights from Thailand to Portland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Thailand to Portland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Portland?

Millions of users choose and trust Cheapflights to book the best flight deals from Thailand to Portland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Thailand to Portland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Thailand to Portland flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Thailand to Portland become cheaper?

Yes, Cheapflights offers price alerts on Thailand to Portland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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