Find flights
When to book
Airlines
FAQs

Cheap flights from Bangkok to Portland, Maine from ฿37,283

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — PWM
5 May — 12 May1
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 30 April 2025.

Round-trip from

฿37,283
ออสเตรียนแอร์ไลน์
  • ออสเตรียนแอร์ไลน์
  • 3/6-10/6
  • 4 total stops
  • 80h 17m 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 30 April 2025.

Tue 3/623:40BKK - PWM
2 stops34h 47mออสเตรียนแอร์ไลน์
Tue 10/606:20PWM - BKK
2 stops45h 30mออสเตรียนแอร์ไลน์
Deal found 29/4฿37,283
Tue 3/606:45BKK - PWM
2 stops27h 15mเตอร์กิชแอร์ไลน์
Tue 10/607:12PWM - BKK
2 stops45h 13mเตอร์กิชแอร์ไลน์
Deal found 29/4฿46,995
Mon 2/602:30BKK - PWM
2 stops47h 42mQatar Airways
Tue 10/612:44PWM - BKK
2 stops37h 41mQatar Airways
Deal found 30/4฿47,997
Sat 14/612:30BKK - PWM
3 stops34h 05mMultiple Airlines
Sat 21/612:58PWM - BKK
3 stops34h 02mMultiple Airlines
Deal found 30/4฿48,798
Fri 13/602:35BKK - PWM
2 stops46h 19mเดลต้า
Sat 21/606:00PWM - BKK
2 stops44h 15mเดลต้า
Deal found 30/4฿60,613
Sat 14/607:00BKK - PWM
3 stops27h 57mUnited Airlines
Sat 21/606:20PWM - BKK
2 stops30h 35mUnited Airlines
Deal found 30/4฿96,928
Tue 3/621:15BKK - PWM
3 stops60h 44mSingapore Airlines
Tue 10/615:06PWM - BKK
3 stops32h 54mSingapore Airlines
Deal found 30/4฿153,236

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 30 April 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

Tue 3/6

23:40-23:27

2 stops34h 47m

Portland

Tue 10/6

06:20-14:50

2 stops45h 30m

฿37,283

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Tue 3/6

06:45-23:00

2 stops27h 15m

Portland

Tue 10/6

07:12-15:25

2 stops45h 13m

฿46,995

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Mon 2/6

02:30-15:12

2 stops47h 42m

Portland

Tue 10/6

12:44-13:25

2 stops37h 41m

฿47,997

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Sat 14/6

12:30-11:35

3 stops34h 05m

Portland

Sat 21/6

12:58-10:00

3 stops34h 02m

฿48,798

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Fri 13/6

02:35-13:54

2 stops46h 19m

Portland

Sat 21/6

06:00-13:15

2 stops44h 15m

฿60,613

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Sat 14/6

07:00-23:57

3 stops27h 57m

Portland

Sat 21/6

06:20-23:55

2 stops30h 35m

฿96,928

BangkokPortland

BKK - PWM

BKKPWM

Bangkok Suvarnabhumi

Tue 3/6

21:15-22:59

3 stops60h 44m

Portland

Tue 10/6

15:06-11:00

3 stops32h 54m

฿153,236

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 73.0 - 115.0 inches per month. November is typically the wettest month, when rainfall can reach 115.0 mm. August is typically the driest time to visit Portland, Maine when rainfall is around 73.0 mm.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated 30 April 2025.
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,292 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
เดลต้า
8.0
Very Good
7,934 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
ออสเตรียนแอร์ไลน์
7.6
Good
781 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,563 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
United Airlines
7.4
Good
8,696 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bangkok to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Phuket City to Boston flights
Chiang Mai to Bangor flights
Chiang Mai to Boston flights
Chiang Mai to Portland flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Bangkok to Portland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Portland from Bangkok.

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

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

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

Not ready to book yet? You can track prices for flights from Bangkok to Portland on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights