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Cheap flights from Portland, Maine to Bangkok from $997

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 5/4. 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
0 bags

Discover deals from 900+ travel sites with momondo.

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
7:30 am - 6:10 pm
PWM
-
BKK
47h 40m
2 stops
Etihad Airways Logo
9:15 am - 11:03 pm
BKK
-
PWM
48h 48m
2 stops
$997Etihad Airways
Mon, May 4 - Fri, May 8
Etihad Airways Logo
7:30 am - 6:10 pm
PWM
-
BKK
47h 40m
2 stops
Etihad Airways Logo
9:00 pm - 11:03 pm
BKK
-
PWM
37h 03m
2 stops
$1,003Etihad Airways
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
7:13 am - 6:15 am
PWM
-
BKK
36h 02m
2 stops
Multiple Airlines Logo
3:05 pm - 10:05 pm
BKK
-
PWM
42h 00m
2 stops
$1,009Multiple Airlines
Sat, Oct 3 - Tue, Oct 20
Etihad Airways Logo
7:28 am - 7:00 pm
PWM
-
BKK
48h 32m
2 stops
Etihad Airways Logo
9:00 pm - 11:03 pm
BKK
-
PWM
37h 03m
2 stops
$1,046Etihad Airways
Wed, Apr 29 - Thu, May 7
Etihad Airways Logo
7:30 am - 6:10 pm
PWM
-
BKK
47h 40m
2 stops
Etihad Airways Logo
9:00 pm - 11:03 pm
BKK
-
PWM
37h 03m
2 stops
$1,063Etihad Airways
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
7:53 am - 11:50 pm
PWM
-
BKK
28h 57m
2 stops
Multiple Airlines Logo
8:50 pm - 5:07 pm
BKK
-
PWM
32h 17m
2 stops
$1,265Multiple Airlines
Mon, Oct 5 - Tue, Nov 17
United Airlines Logo
3:22 pm - 9:35 am
PWM
-
BKK
31h 13m
3 stops
United Airlines Logo
3:45 pm - 2:14 pm
BKK
-
PWM
57h 29m
3 stops
$1,466United Airlines
Wed, Apr 29 - Thu, May 7
United Airlines Logo
11:34 am - 9:35 am
PWM
-
BKK
35h 01m
3 stops
United Airlines Logo
3:45 pm - 10:23 am
BKK
-
PWM
29h 38m
3 stops
$1,498United Airlines
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
6:00 am - 10:40 am
PWM
-
BKK
41h 40m
2 stops
Multiple Airlines Logo
11:45 am - 5:12 pm
BKK
-
PWM
40h 27m
3 stops
$1,542Multiple Airlines
Sat, Oct 3 - Tue, Oct 20
United Airlines Logo
6:00 am - 4:35 am
PWM
-
BKK
35h 35m
2 stops
United Airlines Logo
3:45 pm - 2:14 pm
BKK
-
PWM
33h 29m
3 stops
$1,573United Airlines
Mon, May 4 - Fri, May 8

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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
Apr 29
PWM3:22 pmPortland
31h 13m
3 stops
BKK9:35 amBangkok Suvarnabhumi
May 7
BKK3:45 pmBangkok Suvarnabhumi
57h 29m
3 stops
PWM2:14 pmPortland
$1,466
United Airlines
May 4
PWM11:34 amPortland
35h 01m
3 stops
BKK9:35 amBangkok Suvarnabhumi
May 8
BKK3:45 pmBangkok Suvarnabhumi
29h 38m
3 stops
PWM10:23 amPortland
$1,498
United Airlines
May 4
PWM6:00 amPortland
35h 35m
2 stops
BKK4:35 amBangkok Suvarnabhumi
May 8
BKK3:45 pmBangkok Suvarnabhumi
33h 29m
3 stops
PWM2:14 pmPortland
$1,573

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
May 4
PWM7:30 amPortland
47h 40m
2 stops
BKK6:10 pmBangkok Suvarnabhumi
May 8
BKK9:15 amBangkok Suvarnabhumi
48h 48m
2 stops
PWM11:03 pmPortland
$997
Etihad Airways
May 4
PWM7:30 amPortland
47h 40m
2 stops
BKK6:10 pmBangkok Suvarnabhumi
May 8
BKK9:00 pmBangkok Suvarnabhumi
37h 03m
2 stops
PWM11:03 pmPortland
$1,003
Etihad Airways
Apr 29
PWM7:28 amPortland
48h 32m
2 stops
BKK7:00 pmBangkok Suvarnabhumi
May 7
BKK9:00 pmBangkok Suvarnabhumi
37h 03m
2 stops
PWM11:03 pmPortland
$1,046

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 April 19, 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

Mon 5/4

7:30 am-6:10 pm

2 stops47h 40m

Bangkok Suvarnabhumi

Fri 5/8

9:15 am-11:03 pm

2 stops48h 48m

$997

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 5/4

7:30 am-6:10 pm

2 stops47h 40m

Bangkok Suvarnabhumi

Fri 5/8

9:00 pm-11:03 pm

2 stops37h 03m

$1,003

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sat 10/3

7:13 am-6:15 am

2 stops36h 02m

Bangkok Suvarnabhumi

Tue 10/20

3:05 pm-10:05 pm

2 stops42h 00m

$1,009

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 4/29

7:28 am-7:00 pm

2 stops48h 32m

Bangkok Suvarnabhumi

Thu 5/7

9:00 pm-11:03 pm

2 stops37h 03m

$1,046

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 5/4

7:30 am-6:10 pm

2 stops47h 40m

Bangkok Suvarnabhumi

Fri 5/8

9:00 pm-11:03 pm

2 stops37h 03m

$1,063
Quickest round-trip

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 10/5

7:53 am-11:50 pm

2 stops28h 57m

Bangkok Suvarnabhumi

Tue 11/17

8:50 pm-5:07 pm

2 stops32h 17m

$1,265

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Wed 4/29

3:22 pm-9:35 am

3 stops31h 13m

Bangkok Suvarnabhumi

Thu 5/7

3:45 pm-2:14 pm

3 stops57h 29m

$1,466

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 5/4

11:34 am-9:35 am

3 stops35h 01m

Bangkok Suvarnabhumi

Fri 5/8

3:45 pm-10:23 am

3 stops29h 38m

$1,498

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sat 10/3

6:00 am-10:40 am

2 stops41h 40m

Bangkok Suvarnabhumi

Tue 10/20

11:45 am-5:12 pm

3 stops40h 27m

$1,542

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Mon 5/4

6:00 am-4:35 am

2 stops35h 35m

Bangkok Suvarnabhumi

Fri 5/8

3:45 pm-2:14 pm

3 stops33h 29m

$1,573

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?

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

28h 57m

Direct flights

None
The fastest flight from Portland, Maine to Bangkok Suvarnabhumi Airport takes 28h 57m
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. 28h 57m 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
9,604 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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