
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,089 (United Airlines) |
Popular in | December |
Cheapest in | November |
Average price | $1,060 |
Fly from
Fly to
Route
Depart
Return
Price
PortlandBangkok
PWM - BKK
PWMBKK
Portland
Wed 1/14
4:10 pm-11:25 am
3 stops55h 15m
Bangkok Suvarnabhumi
Mon 2/16
4:55 pm-2:23 pm
3 stops33h 28m
PortlandBangkok
PWM - BKK
PWMBKK
Portland
Wed 11/19
1:25 pm-9:30 pm
2 stops44h 05m
Bangkok Suvarnabhumi
Sat 11/22
2:05 am-10:19 pm
2 stops32h 14m
PortlandBangkok
PWM - BKK
PWMBKK
Portland
Wed 1/14
4:10 pm-11:25 am
3 stops55h 15m
Bangkok Suvarnabhumi
Sun 2/15
4:55 pm-2:23 pm
3 stops33h 28m
PortlandBangkok
PWM - BKK
PWMBKK
Portland
Wed 11/19
3:20 pm-11:25 am
3 stops32h 05m
Bangkok Suvarnabhumi
Sun 11/23
4:55 pm-10:04 am
3 stops29h 09m
PortlandBangkok
PWM - BKK
PWMBKK
Portland
Tue 2/17
5:45 am-11:25 am
3 stops41h 40m
Bangkok Suvarnabhumi
Thu 3/5
4:55 pm-11:11 pm
3 stops42h 16m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Bangkok Suvarnabhumi Airport (average of $763). Flying from Portland, Maine to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $1,124). 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.
A simple way to save on the total cost of your ticket is to fly from Portland, Maine to Bangkok Suvarnabhumi Airport in the morning. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the evening.
Comfort
Crew
Entertainment
Boarding
Overall
Food
Reviews
Sebrena,Oct 2025
IAH - RSW
Comfort
Crew
Entertainment
Boarding
Overall
Food
Reviews
Sebrena,Oct 2025
IAH - RSW
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,047 | Average$1,274 | FlexibilityNo cancel fee | On-time69% |