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Cheap flights from Portland, Maine to Bangkok from $1,015

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Bangkok departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Portland, Maine to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
6:00 am - 11:50 pm
PWM
-
BKK
30h 50m
2 stops
Etihad Airways Logo
3:15 am - 11:52 pm
BKK
-
PWM
31h 37m
2 stops
$1,015Etihad Airways
Fri, Sep 18 - Tue, Sep 29
Etihad Airways Logo
1:17 pm - 11:50 pm
PWM
-
BKK
47h 33m
2 stops
Etihad Airways Logo
8:50 pm - 11:43 pm
BKK
-
PWM
37h 53m
2 stops
$1,016Etihad Airways
Tue, Aug 11 - Tue, Oct 27
Etihad Airways Logo
9:08 am - 11:50 pm
PWM
-
BKK
27h 42m
2 stops
Etihad Airways Logo
9:00 pm - 1:45 pm
BKK
-
PWM
51h 45m
2 stops
$1,046Etihad Airways
Tue, Aug 25 - Thu, Sep 3
Multiple Airlines Logo
4:04 pm - 12:10 pm
PWM
-
BKK
33h 06m
2 stops
Multiple Airlines Logo
3:15 am - 10:05 pm
BKK
-
PWM
29h 50m
2 stops
$1,098Multiple Airlines
Sun, Oct 11 - Fri, Oct 23
Etihad Airways Logo
6:41 am - 6:10 pm
PWM
-
BKK
48h 29m
2 stops
Etihad Airways Logo
8:45 pm - 12:16 am
BKK
-
PWM
38h 31m
2 stops
$1,106Etihad Airways
Sat, Jul 18 - Sat, Jul 25
Etihad Airways Logo
1:17 pm - 6:10 pm
PWM
-
BKK
41h 53m
2 stops
Etihad Airways Logo
8:30 am - 11:43 pm
BKK
-
PWM
50h 13m
2 stops
$1,156Etihad Airways
Tue, Aug 11 - Tue, Oct 27
United Airlines Logo
9:34 am - 5:10 am
PWM
-
BKK
31h 36m
2 stops
United Airlines Logo
7:10 am - 10:57 pm
BKK
-
PWM
27h 47m
2 stops
$1,172United Airlines
Mon, Nov 30 - Wed, Mar 3
United Airlines Logo
6:00 am - 9:35 am
PWM
-
BKK
40h 35m
3 stops
United Airlines Logo
9:10 am - 10:57 pm
BKK
-
PWM
24h 47m
2 stops
$1,174United Airlines
Tue, Aug 11 - Tue, Oct 27
United Airlines Logo
7:35 am - 9:35 am
PWM
-
BKK
39h 00m
3 stops
United Airlines Logo
7:00 am - 11:32 pm
BKK
-
PWM
27h 32m
2 stops
$1,176United Airlines
Tue, Aug 25 - Thu, Sep 3
Etihad Airways Logo
6:00 am - 11:50 pm
PWM
-
BKK
30h 50m
2 stops
Etihad Airways Logo
3:15 am - 11:52 pm
BKK
-
PWM
31h 37m
2 stops
$1,178Etihad Airways
Sun, Sep 6 - Wed, Sep 9

Etihad Airways flights from Portland, Maine to Bangkok Suvarnabhumi Airport

Our best Etihad Airways deals on Portland, Maine to Bangkok Suvarnabhumi Airport flight tickets
Etihad Airways
Sep 18
PWM6:00 amPortland
30h 50m
2 stops
BKK11:50 pmBangkok Suvarnabhumi
Sep 29
BKK3:15 amBangkok Suvarnabhumi
31h 37m
2 stops
PWM11:52 pmPortland
$1,015
Etihad Airways
Aug 11
PWM1:17 pmPortland
47h 33m
2 stops
BKK11:50 pmBangkok Suvarnabhumi
Oct 27
BKK8:50 pmBangkok Suvarnabhumi
37h 53m
2 stops
PWM11:43 pmPortland
$1,016
Etihad Airways
Aug 25
PWM9:08 amPortland
27h 42m
2 stops
BKK11:50 pmBangkok Suvarnabhumi
Sep 3
BKK9:00 pmBangkok Suvarnabhumi
51h 45m
2 stops
PWM1:45 pmPortland
$1,046

United Airlines flights from Portland, Maine to Bangkok Suvarnabhumi Airport

Our best United Airlines deals on Portland, Maine to Bangkok Suvarnabhumi Airport flight tickets
United Airlines
Nov 30
PWM9:34 amPortland
31h 36m
2 stops
BKK5:10 amBangkok Suvarnabhumi
Mar 3
BKK7:10 amBangkok Suvarnabhumi
27h 47m
2 stops
PWM10:57 pmPortland
$1,172
United Airlines
Aug 11
PWM6:00 amPortland
40h 35m
3 stops
BKK9:35 amBangkok Suvarnabhumi
Oct 27
BKK9:10 amBangkok Suvarnabhumi
24h 47m
2 stops
PWM10:57 pmPortland
$1,174
United Airlines
Aug 25
PWM7:35 amPortland
39h 00m
3 stops
BKK9:35 amBangkok Suvarnabhumi
Sep 3
BKK7:00 amBangkok Suvarnabhumi
27h 32m
2 stops
PWM11:32 pmPortland
$1,176

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Bangkok Suvarnabhumi Airport 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, momondo users made 832,500 searches. Data last updated June 4, 2026.
Use the filters below to find and compare flights from Portland, Maine to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Fri 9/18

6:00 am-11:50 pm

2 stops30h 50m

Bangkok Suvarnabhumi

Tue 9/29

3:15 am-11:52 pm

2 stops31h 37m

$1,015

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 8/11

1:17 pm-11:50 pm

2 stops47h 33m

Bangkok Suvarnabhumi

Tue 10/27

8:50 pm-11:43 pm

2 stops37h 53m

$1,016

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 8/25

9:08 am-11:50 pm

2 stops27h 42m

Bangkok Suvarnabhumi

Thu 9/3

9:00 pm-1:45 pm

2 stops51h 45m

$1,046

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 10/11

4:04 pm-12:10 pm

2 stops33h 06m

Bangkok Suvarnabhumi

Fri 10/23

3:15 am-10:05 pm

2 stops29h 50m

$1,098

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sat 7/18

6:41 am-6:10 pm

2 stops48h 29m

Bangkok Suvarnabhumi

Sat 7/25

8:45 pm-12:16 am

2 stops38h 31m

$1,106

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 8/11

1:17 pm-6:10 pm

2 stops41h 53m

Bangkok Suvarnabhumi

Tue 10/27

8:30 am-11:43 pm

2 stops50h 13m

$1,156
Quickest round-trip

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 11/30

9:34 am-5:10 am

2 stops31h 36m

Bangkok Suvarnabhumi

Wed 3/3

7:10 am-10:57 pm

2 stops27h 47m

$1,172

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 8/11

6:00 am-9:35 am

3 stops40h 35m

Bangkok Suvarnabhumi

Tue 10/27

9:10 am-10:57 pm

2 stops24h 47m

$1,174

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Tue 8/25

7:35 am-9:35 am

3 stops39h 00m

Bangkok Suvarnabhumi

Thu 9/3

7:00 am-11:32 pm

2 stops27h 32m

$1,176

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 9/6

6:00 am-11:50 pm

2 stops30h 50m

Bangkok Suvarnabhumi

Wed 9/9

3:15 am-11:52 pm

2 stops31h 37m

$1,178

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bangkok from

How to get the cheapest flight ticket from Portland, Maine to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland, Maine and Bangkok Suvarnabhumi Airport?

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The month of September is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Portland, Maine, with most prices found around $0. The month of May is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Portland, Maine averaging around $1,008.

When to book flights from Portland, Maine to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Bangkok Suvarnabhumi Airport (PWM to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Bangkok Suvarnabhumi Airport

Fastest flight time

27h 41m

Direct flights

None
The fastest flight from Portland, Maine to Bangkok Suvarnabhumi Airport takes 27h 41m
There are no direct flights from Portland, Maine to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Portland, Maine to Bangkok Suvarnabhumi Airport.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Bangkok Suvarnabhumi Airport

  • How far is Portland to Bangkok Suvarnabhumi by plane?

    A flight from Portland to Bangkok Suvarnabhumi will travel around 8427.6 mi. 27h 41m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Portland Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Portland Airport to Bangkok Suvarnabhumi Airport are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Portland Airport to Bangkok Suvarnabhumi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents required for your trip to Bangkok Suvarnabhumi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bangkok Suvarnabhumi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland, Maine to Bangkok Suvarnabhumi Airport?

Best airlines flying from Portland, Maine to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Portland, Maine to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,047Free CancellationRating
7.4
9,774 reviews
Search United Airlines flights

Traveling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Kanchanaburi
Cha-am
Chonburi
Ko Lan
Ayutthaya
Pak Chong
Sattahip
Phetchaburi

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Bangkok?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Bangkok for you.

Can I find flights from Portland to Bangkok with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bangkok from Portland with this policy.

How can momondo help me find flights from Portland to Bangkok?

momondo provides multiple filters to help you find the best flight to Bangkok from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Bangkok right now. Can momondo alert me if prices change?

Price alerts on flights to Bangkok from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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