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Suvarnabhumi

$607+ Cheap flights from Portland, ME (PWM) to Suvarnabhumi (BKK)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BKK
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Portland to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Suvarnabhumi (BKK). 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 August 20, 2025.

Round-trip from

$1,084
(United Airlines)

One-way from

$607
(oojo)

Popular in

November

Cheapest in

April

Average price

$1,239
From Portland to Bangkok Suvarnabhumi
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One-way flight from Portland to Bangkok Suvarnabhumi
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Highest demand for flights based on searches. 5% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Portland to Suvarnabhumi

Cheapest flights from Portland to Suvarnabhumi
Explore the most affordable flight options available from Portland to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/17. 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 9/247:30 amPWM - BKK
2 stops34h 05mUnited Airlines
Sun 9/289:35 amBKK - PWM
2 stops45h 06mUnited Airlines
Deal found 8/17$1,084
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 10/242:34 pmPWM - BKK
3 stops57h 51mUnited Airlines
Mon 11/174:55 pmBKK - PWM
3 stops34h 53mUnited Airlines
Deal found 8/19$1,104
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:00 amPWM - BKK
2 stops32h 05mDelta
Sat 9/272:35 amBKK - PWM
2 stops32h 36mDelta
Deal found 8/17$1,282

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Suvarnabhumi 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 August 20, 2025.
Use the filters below to find and compare flights from Portland to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Portland

Fly to

Suvarnabhumi

Route

Depart

Return

Price

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 9/24

7:30 am-4:35 am

2 stops34h 05m

Bangkok Suvarnabhumi

Sun 9/28

9:35 am-7:41 pm

2 stops45h 06m

$1,084

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Fri 10/24

2:34 pm-11:25 am

3 stops57h 51m

Bangkok Suvarnabhumi

Mon 11/17

4:55 pm-3:48 pm

3 stops34h 53m

$1,104

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 9/24

6:00 am-1:05 am

2 stops32h 05m

Bangkok Suvarnabhumi

Sat 9/27

2:35 am-12:11 am

2 stops32h 36m

$1,282

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 9/18

2:17 pm-3:25 pm

2 stops38h 08m

$607

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 10/2

3:28 pm-3:10 pm

2 stops36h 42m

$609

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 9/18

3:15 pm-10:25 pm

3 stops44h 10m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Portland to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Bangkok Suvarnabhumi Airport

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

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Bangkok Suvarnabhumi Airport (average of $931). Flying from Portland, Maine to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,546). 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 Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland, Maine to Bangkok Suvarnabhumi Airport 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.

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated August 20, 2025.
Read reviews from past customers who have flown United Airlines from Portland to Bangkok Suvarnabhumi Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,928 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
United Airlines
7.4
Good
8,928 reviews
United Airlines
7.4
Good
8,928 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA

Related info for your journey

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

    For a flight from Portland to Bangkok Suvarnabhumi, you will be flying from Portland. Portland (PWM) is just 2.9 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Bangkok Suvarnabhumi per day. 1 airline has flights to Bangkok Suvarnabhumi from Portland on a regular basis.

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

    Airlines like United Airlines and Delta fly from Portland, Maine to Bangkok Suvarnabhumi Airport in about 32h 05m. The time it takes to get you to your destination can typically vary by up to 2h. Portland, Maine and Bangkok Suvarnabhumi Airport are separated by a distance of 8429 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Portland, Maine to Bangkok Suvarnabhumi Airport round-trip?

    According to our current data, United Airlines ($1,047), offers the cheapest pricing from Portland, Maine to Bangkok Suvarnabhumi Airport. You may be able to fly from Portland, Maine to Bangkok Suvarnabhumi Airport for 20% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Suvarnabhumi 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 Suvarnabhumi Airport?

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Bangkok Suvarnabhumi Airport (average of $931). Flying from Portland, Maine to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,546). 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

Traveling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Sattahip
Chonburi
Kanchanaburi
Cha-am
Ko Samet
Pak Chong
Phetchaburi
Ko Lan

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Alternative routes for Portland to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Suvarnabhumi flights
Boston to Don Mueang Intl flights
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Top airline flying from Portland to Suvarnabhumi

Discover the top airline that operate flights from Portland to Suvarnabhumi. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,047Average$1,274FlexibilityNo cancel feeOn-time69%

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