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Suvarnabhumi

$704+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BKK
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$1,084
(United Airlines)

One-way from

$704
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$1,460
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. 22% potential increase in price ($414 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($145 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/2. 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 9/246:14 amPWM - BKK
2 stops35h 21mUnited Airlines
Sun 9/289:35 amBKK - PWM
2 stops39h 58mUnited Airlines
Deal found 7/2$1,084
This Delta deal was found by Cheapflights users on 7/2. 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 stops28h 45mDelta
Sat 9/272:35 amBKK - PWM
2 stops32h 36mDelta
Deal found 7/2$1,264
This Korean Air deal was found by Cheapflights users on 7/1. 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.
Fri 8/156:00 amPWM - BKK
2 stops30h 25mMultiple Airlines
Thu 8/212:35 amBKK - PWM
2 stops32h 28mMultiple Airlines
Deal found 7/1$1,287

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 July 3, 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

6:14 am-4:35 am

2 stops35h 21m

Bangkok Suvarnabhumi

Sun 9/28

9:35 am-2:33 pm

2 stops39h 58m

$1,084

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 9/24

6:00 am-9:45 pm

2 stops28h 45m

Bangkok Suvarnabhumi

Sat 9/27

2:35 am-12:11 am

2 stops32h 36m

$1,264

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Fri 8/15

6:00 am-11:25 pm

2 stops30h 25m

Bangkok Suvarnabhumi

Thu 8/21

2:35 am-12:03 am

2 stops32h 28m

$1,287

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 8/17

6:00 am-4:35 am

2 stops35h 35m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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, March is the cheapest month in which you can book a flight from Portland, Maine to Bangkok Suvarnabhumi Airport (average of $952). Flying from Portland, Maine to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,573). 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 July 3, 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 July 3, 2025.
Read reviews from past customers who have flown Delta and 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.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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. 3 airlines have flights to Bangkok Suvarnabhumi from Portland on a regular basis.

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

    According to our current data, United Airlines ($1,084), and Delta ($1,264) 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 25% less than the average price by searching for these airlines.

  • 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, March is the cheapest month in which you can book a flight from Portland, Maine to Bangkok Suvarnabhumi Airport (average of $952). Flying from Portland, Maine to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,573). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Sattahip
Chonburi
Kanchanaburi
Cha-am
Ko Samet
Phetchaburi
Pak Chong
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.
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Top 3 airlines flying from Portland to Suvarnabhumi

Discover the top 3 airlines 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,047Average$1,274FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,197Average$1,345FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,239Average$1,682FlexibilityNo cancel feeOn-timeN/A

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