$622 Cheap Flights from Bangkok (BKK) to Portland (PWM)

View $622 flight on Wed, Sep 23, 2026Opens in a new window

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM)

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Cheap Flights from Bangkok to Portland (BKK-PWM)

Prices were available within the past 7 days and start at $622 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Bangkok (BKK) to Portland (PWM)
Origin airport
Suvarnabhumi Intl.
Destination airport
Portland Intl. Jetport
Distance
8434 mi

Bangkok to Portland Flights

The cheapest times to fly from Bangkok to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bangkok to Portland are during the month of . You can find some of the cheapest flights from Bangkok to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bangkok to Portland

Sunday is one of the best days to book for cheap flights from Bangkok to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bangkok to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bangkok to Portland in 2026. You can also book with separate airlines for your outbound and return journeys, from $622 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bangkok to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bangkok to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM) cost?
Grab a cheap one-way flight from $622 or cheap return flight from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM)?
is the cheapest month to fly from BKK to PWM. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BKK to PWM flight.
How many flights per day from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM)?
You'll have to take a flight with a layover if you're traveling from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BKK to PWM?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM)?
To reach Portland Intl. Jetport Airport (PWM) without delays, book a flight that takes off from Suvarnabhumi Intl. Airport (BKK) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM) last-minute?
Holding off until just before your departure to book a flight from BKK to PWM often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a BKK to PWM flight and hotel package?
Opting for a BKK to PWM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Suvarnabhumi Intl. Airport (BKK) to Portland Intl. Jetport Airport (PWM)?
If you reserved your BKK to PWM flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.