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$1,322+ Cheap flights from Portland, ME (PWM) to Bangkok

This is the cheapest round-trip 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.
PWM — BKK
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Portland to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Bangkok (TH1). 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 January 21, 2025.

Round-trip from

$1,322
(Trip.com)
From Portland to Bangkok
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Find flight deals from Portland to Bangkok

Cheapest flights from Portland to Bangkok
Explore the most affordable flight options available from Portland to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/65:27 amPWM - BKK
2 stops29h 53mKorean Air
Thu 3/139:40 amBKK - PWM
2 stops25h 16mKorean Air
Deal found 1/20$1,322
This Korean Air deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/55:34 amPWM - BKK
2 stops29h 46mMultiple Airlines
Wed 3/1211:15 pmBKK - PWM
2 stops35h 41mMultiple Airlines
Deal found 1/21$1,348
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/56:01 amPWM - BKK
2 stops30h 04mUnited Airlines
Wed 3/127:10 amBKK - PWM
3 stops27h 37mUnited Airlines
Deal found 1/21$1,472
This Air France deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/33:04 pmPWM - BKK
2 stops31h 01mKLM
Mon 2/2412:15 pmBKK - PWM
2 stops47h 42mKLM
Deal found 1/20$1,508
This CheapOair deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/183:54 pmPWM - BKK
2 stops40h 11mQatar Airways
Sun 4/278:40 amBKK - PWM
2 stops41h 44mQatar Airways
Deal found 1/20$1,717
This Austrian Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:20 amPWM - BKK
2 stops37h 00mAustrian Airlines
Fri 3/1411:50 pmBKK - PWM
2 stops29h 40mAustrian Airlines
Deal found 1/21$8,016

Find flights from Portland to Bangkok within your budget

Customize your flight search to find flights from Portland to Bangkok 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 2,558,603 searches. Data last updated January 21, 2025.

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Fly to

Any airport

Route

Depart

Return

Price

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 3/6

5:27 am-11:20 pm

2 stops29h 53m

Bangkok Suvarnabhumi

Thu 3/13

9:40 am-11:56 pm

2 stops25h 16m

$1,322

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 3/5

5:34 am-11:20 pm

2 stops29h 46m

Bangkok Suvarnabhumi

Wed 3/12

11:15 pm-11:56 pm

2 stops35h 41m

$1,348

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 3/5

6:01 am-12:05 am

2 stops30h 04m

Bangkok Suvarnabhumi

Wed 3/12

7:10 am-11:47 pm

3 stops27h 37m

$1,472

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 2/3

3:04 pm-10:05 am

2 stops31h 01m

Bangkok Suvarnabhumi

Mon 2/24

12:15 pm-11:57 pm

2 stops47h 42m

$1,508

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Fri 4/18

3:54 pm-7:05 pm

2 stops40h 11m

Bangkok Suvarnabhumi

Sun 4/27

8:40 am-3:24 pm

2 stops41h 44m

$1,717

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Fri 3/7

11:20 am-12:20 pm

2 stops37h 00m

Bangkok Suvarnabhumi

Fri 3/14

11:50 pm-6:30 pm

2 stops29h 40m

$8,016

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Portland to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from Portland with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from Portland to Bangkok

Get recent, data-driven insights about flights from Portland to Bangkok including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portland, Maine to Bangkok?

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Bangkok (average of $996). Flying from Portland, Maine to Bangkok in June is currently the most expensive (average of $1,585). 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.

What is the cheapest time of day to fly from PWM to BKK?

Find hourly flight availability from Portland to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland, Maine to Bangkok in the morning. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the evening.

Rainfall in Bangkok by month

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

In terms of precipitation, rainfall in Bangkok ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Bangkok when rainfall is around 0.4 in.

Temperature in Bangkok by month

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

If weather is an important factor for your trip to Bangkok, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated January 21, 2025.
Korean Air
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

KLM
7.8
Good
1,341 reviews
Korean Air
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Austrian Airlines
7.6
Good
786 reviews
Korean Air
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,752 reviews
Korean Air
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

United Airlines
7.4
Good
8,985 reviews
Korean Air
8.5
Very good
1,039 reviews

Boarding

8.5

Food

8.1

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Portland to Bangkok. 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 from for flights from Portland to Bangkok?

    Portland (PWM), located 2.9 mi from the city center, is the airport you fly out of when you book flights from Portland to Bangkok. 2 airlines have flights from Portland to Bangkok on a regular basis. Booking flights from Portland to Bangkok should not be difficult; the airport handles an average of 0 outbound flights to Bangkok per day.

  • What are the cheapest airlines flying from Portland, Maine to Bangkok round-trip?

    According to our current data, Korean Air ($1,322), United Airlines ($1,472), and KLM ($1,508) offers the cheapest pricing from Portland, Maine to Bangkok.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Bangkok 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 Portland, Maine to Bangkok?

    Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Bangkok (average of $996). Flying from Portland, Maine to Bangkok in June is currently the most expensive (average of $1,585). 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

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Top 2 airlines flying from Portland to Bangkok

Discover the top 2 airlines that operate flights from Portland to Bangkok. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$1,197Average$1,345FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,254Average$1,485FlexibilityNo cancel feeOn-timeN/A
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