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Cheap flights from Bangkok to Portland, Maine from ฿26,438

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — PWM
7 Sep — 14 Sep1
1 adult

Cheap flight deals from Bangkok to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 September 2025.

Round-trip from

฿37,621

One-way from

฿26,438
แอร์แคนาดา
  • แอร์แคนาดา
  • 7/11-11/11
  • 4 total stops
  • 73h 48m total
  • Bangkok to Portland
Search Deals
American Airlines
  • American Airlines
  • 19/9
  • 2 total stops
  • 26h 54m total
  • Bangkok to Portland
Search Deals

Find flight deals from Bangkok to Portland

Cheapest flights from Bangkok to Portland
Explore the most affordable flight options available from Bangkok to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.

Fri 7/1108:15BKK - PWM
2 stops27h 02mแอร์แคนาดา
Tue 11/1119:44PWM - BKK
2 stops46h 46mแอร์แคนาดา
Deal found 2/9฿37,621
Thu 23/1022:05BKK - PWM
2 stops33h 09mMultiple Airlines
Mon 27/1015:28PWM - BKK
2 stops26h 37mMultiple Airlines
Deal found 2/9฿40,400
Thu 23/1019:00BKK - PWM
2 stops39h 04mCathay Pacific
Sun 26/1007:01PWM - BKK
2 stops40h 39mCathay Pacific
Deal found 31/8฿41,208
Thu 23/1009:05BKK - PWM
2 stops48h 59mQatar Airways
Sun 26/1007:01PWM - BKK
2 stops24h 24mQatar Airways
Deal found 2/9฿41,532
Fri 7/1116:55BKK - PWM
3 stops33h 17mUnited Airlines
Tue 11/1109:45PWM - BKK
3 stops37h 40mUnited Airlines
Deal found 2/9฿46,347

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok 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, Cheapflights users made 17,341 searches. Data last updated 2 September 2025.
Use the filters below to find and compare flights from Bangkok to Portland that are best for you.

Fly from

Bangkok

Fly to

Portland

Route

Depart

Return

Price

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Fri 7/11

08:15-23:17

2 stops27h 02m

Portland

Tue 11/11

19:44-06:30

2 stops46h 46m

฿37,621

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Thu 23/10

22:05-20:14

2 stops33h 09m

Portland

Mon 27/10

15:28-05:05

2 stops26h 37m

฿40,400

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Thu 23/10

19:00-23:04

2 stops39h 04m

Portland

Sun 26/10

07:01-10:40

2 stops40h 39m

฿41,208

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Thu 23/10

09:05-23:04

2 stops48h 59m

Portland

Sun 26/10

07:01-18:25

2 stops24h 24m

฿41,532

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Fri 7/11

16:55-14:12

3 stops33h 17m

Portland

Tue 11/11

09:45-11:25

3 stops37h 40m

฿46,347

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Fri 19/9

08:05-23:59

2 stops26h 54m

฿26,438

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Thu 18/9

02:30-12:29

2 stops44h 59m

฿27,698

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Fri 19/9

21:05-13:22

3 stops51h 17m

฿47,931

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Best time to book a flight from Bangkok to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Bangkok with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Portland
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Located just 4.7 km from the city centre, Portland is the airport most travellers will use when flying to Portland from Bangkok. Booking flights from Bangkok to Portland (PWM) should be relatively easy as there are 0 daily inbound flights from Bangkok from 0 different airlines.

  • How long is the flight from Bangkok to Portland, Maine?

    Airlines like แอร์แคนาดา and Cathay Pacific fly from Bangkok to Portland, Maine in about 27h 02m. The time it takes to get you to your destination can typically vary by up to 12h 02m. Airlines will cover a distance of 13565 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangkok 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.

See more FAQs

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Alternative routes for Bangkok to Portland

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