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$1,295+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BKK
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Round-trip from

$1,295
(oojo)
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 February 20, 2025.

This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:10 amPWM - BKK
2 stops26h 10mQatar Airways
Mon 5/58:00 pmBKK - PWM
2 stops36h 57mQatar Airways
Deal found 2/20$1,295
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/56:01 amPWM - BKK
2 stops36h 14mAir Canada
Wed 3/127:35 amBKK - PWM
2 stops26h 40mAir Canada
Deal found 2/19$1,495
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/512:15 pmPWM - BKK
2 stops30h 00mMultiple Airlines
Wed 3/127:35 amBKK - PWM
3 stops26h 39mMultiple Airlines
Deal found 2/19$1,668
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2312:31 pmPWM - BKK
2 stops29h 24mAmerican Airlines
Mon 3/103:00 amBKK - PWM
2 stops31h 47mAmerican Airlines
Deal found 2/20$1,704
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/66:45 pmPWM - BKK
2 stops46h 50mUnited Airlines
Sun 4/139:35 amBKK - PWM
2 stops45h 09mUnited Airlines
Deal found 2/20$2,911
This AranGrant deal was found by Cheapflights users on 2/20. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:15 amPWM - BKK
2 stops45h 35mAustrian Airlines
Mon 5/511:40 pmBKK - PWM
2 stops34h 48mAustrian Airlines
Deal found 2/20$5,972
This Justfly.com deal was found by Cheapflights users on 2/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:35 pmPWM - BKK
2 stops28h 00mSingapore Airlines
Mon 5/56:30 pmBKK - PWM
3 stops38h 27mSingapore Airlines
Deal found 2/20$6,086
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:35 pmPWM - BKK
2 stops43h 20mEtihad Airways
Sun 5/42:55 amBKK - PWM
2 stops30h 02mEtihad Airways
Deal found 2/20$7,522

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 February 20, 2025.

Fly from

Portland

Fly to

Bangkok

Route

Depart

Return

Price

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 4/1

6:10 am-7:20 pm

2 stops26h 10m

Bangkok Suvarnabhumi

Mon 5/5

8:00 pm-9:57 pm

2 stops36h 57m

$1,295

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 3/5

6:01 am-6:15 am

2 stops36h 14m

Bangkok Suvarnabhumi

Wed 3/12

7:35 am-11:15 pm

2 stops26h 40m

$1,495

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 3/5

12:15 pm-6:15 am

2 stops30h 00m

Bangkok Suvarnabhumi

Wed 3/12

7:35 am-11:14 pm

3 stops26h 39m

$1,668

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 2/23

12:31 pm-5:55 am

2 stops29h 24m

Bangkok Suvarnabhumi

Mon 3/10

3:00 am-11:47 pm

2 stops31h 47m

$1,704

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 4/6

6:45 pm-4:35 am

2 stops46h 50m

Bangkok Suvarnabhumi

Sun 4/13

9:35 am-7:44 pm

2 stops45h 09m

$2,911

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 4/1

6:15 am-2:50 pm

2 stops45h 35m

Bangkok Suvarnabhumi

Mon 5/5

11:40 pm-11:28 pm

2 stops34h 48m

$5,972

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 4/1

5:35 pm-8:35 am

2 stops28h 00m

Bangkok Suvarnabhumi

Mon 5/5

6:30 pm-9:57 pm

3 stops38h 27m

$6,086

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 4/1

5:35 pm-11:55 pm

2 stops43h 20m

Bangkok Suvarnabhumi

Sun 5/4

2:55 am-9:57 pm

2 stops30h 02m

$7,522

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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, February is the cheapest month in which you can book a flight from Portland, Maine to Bangkok (average of $976). Flying from Portland, Maine to Bangkok in June is currently the most expensive (average of $1,580). 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 February 20, 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 February 20, 2025.
See what other customers who have flown with Singapore Airlines, KLM and Austrian Airlines from Portland to Bangkok have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,299 reviews

Crew

8.6

Food

7.7

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Singapore Airlines
8.1
Very good
1,299 reviews
Singapore Airlines
8.1
Very good
1,299 reviews

Crew

8.6

Food

7.7

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

KLM
7.8
Good
1,333 reviews
Singapore Airlines
8.1
Very good
1,299 reviews

Crew

8.6

Food

7.7

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Austrian Airlines
7.6
Good
773 reviews
Singapore Airlines
8.1
Very good
1,299 reviews

Crew

8.6

Food

7.7

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Qatar Airways
7.4
Good
3,609 reviews
Singapore Airlines
8.1
Very good
1,299 reviews

Crew

8.6

Food

7.7

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

United Airlines
7.4
Good
8,766 reviews
Singapore Airlines
8.1
Very good
1,299 reviews

Crew

8.6

Food

7.7

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 20

2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

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, Qatar Airways ($1,295), Air Canada ($1,495), and KLM ($1,667) 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, February is the cheapest month in which you can book a flight from Portland, Maine to Bangkok (average of $976). Flying from Portland, Maine to Bangkok in June is currently the most expensive (average of $1,580). 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

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

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 February 20, 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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