How long is the flight from Thailand to Portland, Maine?

A quick flight from Thailand to Portland, Maine can take about 28h 50m. Japan Airlines provides one of the quickest options available for as low as ฿67,659. Thailand and Portland, Maine are separated by a distance of 12981 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Portland, Maine ranges from 73.0 - 115.0 inches per month. November is typically the wettest month, when rainfall can reach 115.0 mm. August is typically the driest time to visit Portland, Maine when rainfall is around 73.0 mm.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What is the cheapest time of day to fly from TH to PWM?

When flying from Thailand to Portland, Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Portland from Thailand?

If you book a flight to Portland from Thailand, you will be flying to Portland, which is the city’s only airport. Portland (PWM) is located 4.7 km from the centre of Portland.

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

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

How can I find direct flights from Thailand to Portland?

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

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

Yes. Cheapflights offers flight deals from Thailand to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿26,210+ Cheap Flights from Thailand to Portland, Maine

Cheap flight deals from Thailand to Portland

Enter your travel dates to find the best prices.

Cheapest

Best

One-way

Cheapest flights from Thailand to Portland
Explore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Thu 1/1012:35 -

2 stops46h 19m

Thu 8/1006:00 -

2 stops40h 50m

Deal found 17/8฿42,402

Wed 28/1022:05 -

2 stops36h 38m

Sun 1/1106:30 -

2 stops34h 35m

Deal found 16/8฿43,486

Wed 28/1018:55 -

2 stops39h 48m

Sun 1/1106:30 -

2 stops42h 35m

Deal found 19/8฿46,376

Wed 28/1009:10 -

2 stops23h 41m

Sun 1/1115:23 -

3 stops56h 07m

Deal found 16/8฿49,070

Thu 1/1015:45 -

3 stops29h 55m

Thu 8/1006:00 -

2 stops35h 35m

Deal found 17/8฿49,365

Tue 13/1021:45 -

2 stops28h 50m

Sat 17/1006:01 -

2 stops51h 44m

Deal found 16/8฿67,659

Fri 16/1021:45 -

2 stops52h 50m

Tue 20/1014:09 -

2 stops67h 36m

Deal found 20/8฿71,240

Find flight deals from Thailand to Portland

Round-trip from	฿42,402
One-way from	฿26,210

1/10-8/10
4 total stops
87h 09m total
Thailand to Portland

Search Deals

26/8
3 total stops
56h 27m total
Thailand to Portland

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Thu 1/10

12:35-23:54

2 stops46h 19m

Portland

Thu 8/10

06:00-09:50

2 stops40h 50m

฿42,402

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Wed 28/10

22:05-23:43

2 stops36h 38m

Portland

Sun 1/11

06:30-05:05

2 stops34h 35m

฿43,486

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Wed 28/10

18:55-23:43

2 stops39h 48m

Portland

Sun 1/11

06:30-13:05

2 stops42h 35m

฿46,376

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Wed 28/10

09:10-21:51

2 stops23h 41m

Portland

Sun 1/11

15:23-11:30

3 stops56h 07m

฿49,168

Fastest return journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Thu 1/10

15:45-10:40

3 stops29h 55m

Portland

Thu 8/10

06:00-04:35

2 stops35h 35m

฿49,365

Chiang MaiPortland

CNX Chiang Mai - PWM Portland

CNXPWM

Chiang Mai

Tue 13/10

21:45-15:35

2 stops28h 50m

Portland

Sat 17/10

06:01-20:45

2 stops51h 44m

฿67,659

Chiang MaiPortland

CNX Chiang Mai - PWM Portland

CNXPWM

Chiang Mai

Fri 16/10

21:45-15:35

2 stops52h 50m

Portland

Tue 20/10

14:09-20:45

2 stops67h 36m

฿71,240

Cheapest one-way

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Wed 26/8

11:45-09:12

3 stops56h 27m

฿26,210

Fastest single journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PWM Portland

BKKPWM

Bangkok Suvarnabhumi

Wed 26/8

07:55-20:06

2 stops47h 11m

฿28,607

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Sorted by cheapest first

Best time to book a flight from Thailand to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Thailand with our price prediction graph.

BKK-PWM

CNX-PWM

Estimated return 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 Thailand to Portland

TH0-PWM

BKK-PWM

CNX-PWM

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Portland from Thailand?
If you book a flight to Portland from Thailand, you will be flying to Portland, which is the city’s only airport. Portland (PWM) is located 4.7 km from the centre of Portland.
How long is the flight from Thailand to Portland, Maine?
A quick flight from Thailand to Portland, Maine can take about 28h 50m. Japan Airlines provides one of the quickest options available for as low as ฿67,659. Thailand and Portland, Maine are separated by a distance of 12981 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Thailand to Portland that include hotel bookings?
Yes. In addition to deals on Thailand to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Thailand to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Portland.
Can I find deals for business class flights from Thailand to Portland?
Yes. Cheapflights offers flight deals from Thailand to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights helps you search for flights from Thailand to Portland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Portland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Thailand to Portland for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Thailand to Portland with no change fees?

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Can Cheapflights notify me if prices for flights from Thailand to Portland become cheaper?

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Cheap flights from Thailand to Portland, Maine from ฿26,210

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Thailand to Portland

Cheapest flights from Thailand to PortlandExplore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Explore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Best flights from Thailand to PortlandDiscover carefully curated flight deals from Thailand to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Discover carefully curated flight deals from Thailand to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

One-way flights from Thailand to PortlandSearch for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

Search for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

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Best time to book a flight from Thailand to Portland

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Cheapflights Insights

Related info for your journey

What airport do you fly into for flights to Portland from Thailand?

How long is the flight from Thailand to Portland, Maine?

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

How can I find direct flights from Thailand to Portland?

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

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.

Alternative routes for Thailand to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Thailand to Portland by cabin class

Find flights from Thailand to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Thailand and Portland flights

Browse other Thailand and Portland flight options. Last updated on 21 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Thailand to Portland?

Why should you use Cheapflights to find cheap flight tickets from Thailand to Portland?

Can Cheapflights find flights from Thailand to Portland with no change fees?

Can Cheapflights notify me if prices for flights from Thailand to Portland become cheaper?

100% Free

Book With Flexibility

Travel Smart

Cheapest flights from Thailand to Portland
Explore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Best flights from Thailand to Portland
Discover carefully curated flight deals from Thailand to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

One-way flights from Thailand to Portland
Search for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.