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Southeast Asia

$619+ Cheap flights from Portland, ME (PWM) to Southeast Asia

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BKK
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap flight deals from Portland to Southeast Asia

Keep the following information in mind while searching for Portland to Southeast Asia flight deals. Data was last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,123
(Japan Airlines)

One-way from

$619
(Ovago)

Popular in

December

Cheapest in

April

Average price

$1,259
Provider with most accurate pricing for Portland-Manila Ninoy Aquino Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Manila Ninoy Aquino Intl flights.
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From Portland to Southeast Asia
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One-way flight from Portland to Southeast Asia
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Highest demand for flights based on searches. 13% potential increase in price ($248 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Portland to Southeast Asia

Cheapest flights from Portland to Southeast Asia
Explore the most affordable flight options available from Portland to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This Japan Airlines deal was found by Cheapflights users on 4/3. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:02 pmPWM - MNL
2 stops39h 38mMultiple Airlines
Sat 9/2711:25 pmMNL - PWM
2 stops34h 34mMultiple Airlines
Deal found 4/3$1,207
This oojo deal was found by Cheapflights users on 4/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:15 amPWM - BKK
2 stops29h 40mEtihad Airways
Thu 5/89:05 amBKK - PWM
2 stops40h 35mEtihad Airways
Deal found 4/2$1,248
This oojo deal was found by Cheapflights users on 4/3. 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.
Fri 4/46:10 amPWM - BKK
2 stops26h 10mQatar Airways
Fri 4/118:40 amBKK - PWM
2 stops43h 00mQatar Airways
Deal found 4/3$1,476
This Etihad Airways deal was found by Cheapflights users on 4/3. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/187:12 amPWM - BKK
2 stops29h 43mMultiple Airlines
Sun 5/259:05 amBKK - PWM
2 stops48h 54mMultiple Airlines
Deal found 4/3$1,480
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Tue 5/136:55 pmPWM - CEB
3 stops63h 10mUnited Airlines
Tue 5/279:15 amCEB - PWM
3 stops50h 42mUnited Airlines
Deal found 4/3$1,493
This Air France deal was found by Cheapflights users on 4/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/161:00 pmPWM - SGN
2 stops31h 25mAir France
Sun 4/279:25 amSGN - PWM
2 stops49h 34mAir France
Deal found 4/2$1,667
This KAYAK deal was found by Cheapflights users on 4/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/62:15 pmPWM - MNL
3 stops39h 10mSingapore Airlines
Sat 9/272:05 pmMNL - PWM
3 stops43h 54mSingapore Airlines
Deal found 4/3$1,822
This oojo deal was found by Cheapflights users on 4/3. 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.
Mon 6/162:20 pmPWM - MNL
2 stops64h 50mTurkish Airlines
Tue 7/159:25 pmMNL - PWM
2 stops62h 12mTurkish Airlines
Deal found 4/3$1,854
This Gurufare deal was found by Cheapflights users on 4/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/165:35 pmPWM - SGN
2 stops33h 15mQatar Airways
Tue 4/299:20 amSGN - PWM
2 stops40h 05mQatar Airways
Deal found 4/2$1,880
This StudentUniverse deal was found by Cheapflights users on 4/3. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/133:35 pmPWM - CEB
2 stops35h 10mSingapore Airlines
Tue 5/273:35 pmCEB - PWM
2 stops43h 25mSingapore Airlines
Deal found 4/3$1,927
This oojo deal was found by Cheapflights users on 4/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/166:35 amPWM - SGN
2 stops46h 35mTurkish Airlines
Mon 4/2810:05 pmSGN - PWM
2 stops58h 52mTurkish Airlines
Deal found 4/2$1,946
This Delta deal was found by Cheapflights users on 4/2. 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 4/167:00 amPWM - SGN
2 stops29h 15mDelta
Fri 4/257:35 amSGN - PWM
2 stops27h 24mDelta
Deal found 4/2$2,227

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Southeast Asia 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 April 4, 2025.
Use the filters below to find and compare flights from Portland to Southeast Asia that are best for you.

Fly from

Portland

Fly to

Southeast Asia

Route

Depart

Return

Price

PortlandManila

PWM - MNL

PWMMNL

Portland

Sat 9/6

6:02 pm-9:40 pm

2 stops39h 38m

Manila Ninoy Aquino Intl

Sat 9/27

11:25 pm-9:59 pm

2 stops34h 34m

$1,207

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 5/1

7:15 am-11:55 pm

2 stops29h 40m

Bangkok Suvarnabhumi

Thu 5/8

9:05 am-2:40 pm

2 stops40h 35m

$1,248

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 5/18

7:12 am-11:55 pm

2 stops29h 43m

Bangkok Suvarnabhumi

Sun 5/25

9:05 am-10:59 pm

2 stops48h 54m

$1,480

PortlandCebu City

PWM - CEB

PWMCEB

Portland

Tue 5/13

6:55 pm-10:05 pm

3 stops63h 10m

Cebu City Mactan Intl

Tue 5/27

9:15 am-11:57 pm

3 stops50h 42m

$1,493

PortlandHo Chi Minh City

PWM - SGN

PWMSGN

Portland

Wed 4/16

1:00 pm-7:25 am

2 stops31h 25m

Ho Chi Minh City

Sun 4/27

9:25 am-11:59 pm

2 stops49h 34m

$1,667

PortlandManila

PWM - MNL

PWMMNL

Portland

Sat 9/6

2:15 pm-5:25 pm

3 stops39h 10m

Manila Ninoy Aquino Intl

Sat 9/27

2:05 pm-9:59 pm

3 stops43h 54m

$1,822

PortlandManila

PWM - MNL

PWMMNL

Portland

Mon 6/16

2:20 pm-7:10 pm

2 stops64h 50m

Manila Ninoy Aquino Intl

Tue 7/15

9:25 pm-11:37 pm

2 stops62h 12m

$1,854

PortlandHo Chi Minh City

PWM - SGN

PWMSGN

Portland

Wed 4/16

5:35 pm-1:50 pm

2 stops33h 15m

Ho Chi Minh City

Tue 4/29

9:20 am-2:25 pm

2 stops40h 05m

$1,880

PortlandCebu City

PWM - CEB

PWMCEB

Portland

Tue 5/13

3:35 pm-2:45 pm

2 stops35h 10m

Cebu City Mactan Intl

Tue 5/27

3:35 pm-11:00 pm

2 stops43h 25m

$1,927

PortlandHo Chi Minh City

PWM - SGN

PWMSGN

Portland

Wed 4/16

6:35 am-4:10 pm

2 stops46h 35m

Ho Chi Minh City

Mon 4/28

10:05 pm-9:57 pm

2 stops58h 52m

$1,946

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

Showing 1-10 of 21 results
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Best time to book a flight from Portland to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia 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 Southeast Asia

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

Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Southeast Asia (average of $958). Flying from Portland, Maine to Southeast Asia in December is currently the most expensive (average of $1,574). 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 YJX?

Find hourly flight availability from Portland to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Southeast Asia as you normally would.

Rainfall in Southeast Asia by month

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

In terms of precipitation, rainfall in Southeast Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Southeast Asia when rainfall is around 0.4 in.

Temperature in Southeast Asia by month

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

If weather is an important factor for your trip to Southeast Asia, 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 84.2 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 Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated April 4, 2025.
To help decide which airline to fly from Portland to Southeast Asia, see what other customers have to say about Korean Air, Japan Airlines and Singapore Airlines. 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.
Korean Air
8.4
Very good
1,053 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,053 reviews
Korean Air
8.4
Very good
1,053 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,441 reviews
Korean Air
8.4
Very good
1,053 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,287 reviews
Korean Air
8.4
Very good
1,053 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,897 reviews
Korean Air
8.4
Very good
1,053 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Qatar Airways
7.4
Good
3,542 reviews
Korean Air
8.4
Very good
1,053 reviews

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

    Most people fly from Portland (PWM) if they book a flight from Portland to Southeast Asia. Portland is conveniently located just 2.9 mi from Portland’s city center.

  • What are the cheapest airlines to fly from Portland, Maine to Southeast Asia one-way?

    To fly one-way, consider booking your trip with Japan Airlines, which is currently one of the cheapest options available, starting at $619. American Airlines flights start at $626 while deals on Delta start at $685 one-way.

  • What are the most popular routes from Portland, Maine to Southeast Asia?

    Most travelers choose Portland - Manila Ninoy Aquino Intl, Portland - Bangkok Suvarnabhumi or Portland - Cebu City Mactan Intl when deciding on the best route from Portland, Maine to Southeast Asia.

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

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

  • How can I find direct flights from Portland to Southeast Asia?

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

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

    Yes. Cheapflights offers flight deals from Portland to Southeast Asia 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 Southeast Asia?

    Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Southeast Asia (average of $958). Flying from Portland, Maine to Southeast Asia in December is currently the most expensive (average of $1,574). 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.

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Top 3 airlines flying from Portland to Southeast Asia

Discover the top 3 airlines that operate flights from Portland to Southeast Asia. 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,157Average$1,535FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,197Average$1,509FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,254Average$1,485FlexibilityNo cancel feeOn-timeN/A

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