฿22,578+ Cheap flights to Portland, Maine
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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Portland, ME in 2025
Find the latest flights to Portland in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 1 July 2025.
Find flight deals to Portland
Cheapest flights to PortlandExplore the most affordable flight options available to Portland. Find the lowest fares based on data from user searches, with prices last updated on 1 July 2025.
Explore the most affordable flight options available to Portland. Find the lowest fares based on data from user searches, with prices last updated on 1 July 2025.
Cheapflights Fare Finder
Locate flights to Portland that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 1 July 2025.
Use the filters below to find and compare flights to Portland that are best for you.
Fly from
Route
Depart
Return
Price
BangkokPortland
BKK - PWM
BKKPWM
Bangkok Suvarnabhumi
Fri 7/11
09:25-14:19
2 stops40h 54m
Portland
Tue 11/11
15:00-10:50
3 stops31h 50m
BangkokPortland
BKK - PWM
BKKPWM
Bangkok Suvarnabhumi
Thu 6/11
01:00-16:10
2 stops27h 10m
Portland
Tue 11/11
05:40-23:20
2 stops29h 40m
BangkokPortland
BKK - PWM
BKKPWM
Bangkok Suvarnabhumi
Tue 30/9
20:00-22:01
2 stops37h 01m
BangkokPortland
BKK - PWM
BKKPWM
Bangkok Suvarnabhumi
Thu 14/8
08:05-23:59
2 stops26h 54m
Best time to book a flight to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight to Portland
How long is the flight to Portland?
On average, a flight from Bangkok to Portland takes 38 hours 5 minutes. Flights to Portland from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.
Rainfall in Portland by month
Plan your trip to Portland by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Portland ranges from 73.0 - 115.0 mm per month. November is typically the wettest month, when rainfall can reach 115.0 mm. August is typically the driest time to visit Portland when rainfall is around 73.0 mm.
Temperature in Portland by month
Plan your trip to Portland by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Portland, 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).
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated 1 July 2025.
Read through reviews of airlines serving the United States, such as เดลต้า, Qatar Airways, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Comfort
Entertainment
Crew
Food
Reviews
Kim,May 2025
PIH - SLC
Overall
Boarding
Comfort
Entertainment
Crew
Food
Reviews
Kim,May 2025
PIH - SLC
Overall
Boarding
Comfort
Entertainment
Crew
Food
Reviews
Kim,May 2025
PIH - SLC
Overall
Boarding
Comfort
Entertainment
Crew
Food
Reviews
Kim,May 2025
PIH - SLC
FAQs about flying to Portland
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Users can book flights with no change fees policies with our dedicated filters. Book flights to Portland flexibly with Cheapflights today.
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