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Southeast Asia

$1,133+ Cheap flights from Portland, ME (PWM) to Southeast Asia

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BKK
Apr 30 — May 71
Wed 4/30
Wed 5/7
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 25, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,133
(FlightHub)

Popular in

December

Cheapest in

July

Average price

$1,247
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
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($236 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($40 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 25, 2025.

This FlightHub deal was found by Cheapflights users on 4/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:30 amPWM - MNL
2 stops58h 05mJapan Airlines
Sat 9/2711:25 pmMNL - PWM
2 stops34h 34mJapan Airlines
Deal found 4/25$1,133
This Gurufare deal was found by Cheapflights users on 4/25. 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.
Sat 9/62:15 pmPWM - MNL
3 stops39h 10mSingapore Airlines
Sat 9/272:05 pmMNL - PWM
3 stops43h 54mSingapore Airlines
Deal found 4/25$1,293
This FlightHub deal was found by Cheapflights users on 4/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/37:12 amPWM - SGN
2 stops45h 58mTurkish Airlines
Thu 6/1210:05 pmSGN - PWM
2 stops36h 47mTurkish Airlines
Deal found 4/24$1,489
This Gurufare deal was found by Cheapflights users on 4/25. 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.
Tue 6/33:06 pmPWM - SGN
3 stops32h 49mSingapore Airlines
Thu 6/127:40 pmSGN - PWM
3 stops39h 12mSingapore Airlines
Deal found 4/25$1,751
This Korean Air deal was found by Cheapflights users on 4/25. 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.
Sat 9/65:30 pmPWM - MNL
2 stops29h 25mMultiple Airlines
Fri 9/263:05 amMNL - PWM
2 stops32h 43mMultiple Airlines
Deal found 4/25$2,556

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 25, 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

7:30 am-5:35 am

2 stops58h 05m

Manila Ninoy Aquino Intl

Sat 9/27

11:25 pm-9:59 pm

2 stops34h 34m

$1,133

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

$1,293

PortlandHo Chi Minh City

PWM - SGN

PWMSGN

Portland

Tue 6/3

7:12 am-4:10 pm

2 stops45h 58m

Ho Chi Minh City

Thu 6/12

10:05 pm-11:52 pm

2 stops36h 47m

$1,489

PortlandHo Chi Minh City

PWM - SGN

PWMSGN

Portland

Tue 6/3

3:06 pm-10:55 am

3 stops32h 49m

Ho Chi Minh City

Thu 6/12

7:40 pm-11:52 pm

3 stops39h 12m

$1,751

PortlandManila

PWM - MNL

PWMMNL

Portland

Sat 9/6

5:30 pm-10:55 am

2 stops29h 25m

Manila Ninoy Aquino Intl

Fri 9/26

3:05 am-11:48 pm

2 stops32h 43m

$2,556

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

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 25, 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 25, 2025.
Japan Airlines
8.3
Very good
1,456 reviews

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,456 reviews
Japan Airlines
8.3
Very good
1,456 reviews

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Singapore Airlines
8.1
Very good
1,290 reviews
Japan Airlines
8.3
Very good
1,456 reviews

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
United Airlines
7.4
Good
8,685 reviews
Japan Airlines
8.3
Very good
1,456 reviews

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Turkish Airlines
7.3
Good
3,776 reviews
Japan Airlines
8.3
Very good
1,456 reviews

Overall

8.3

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Food

7.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

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 most popular routes from Portland, Maine to Southeast Asia?

    Most travelers choose Portland - Bangkok Suvarnabhumi, Portland - Manila Ninoy Aquino Intl or Portland - Ho Chi Minh City 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.

See more FAQs

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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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,157Average$1,737FlexibilityNo 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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