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Cheap Flights from Portland to Bangkok Suvarnabhumi

Compare Portland to Bangkok Suvarnabhumi flight deals

Find the cheapest month or even day of the year to fly to Bangkok Suvarnabhumi

Book the best Bangkok Suvarnabhumi fare with no extra fees

Flight deals from Portland Airport to Bangkok Suvarnabhumi Airport

Looking for a cheap last-minute deal or the best return flight from Portland Airport to Bangkok Suvarnabhumi Airport? If you want to travel next month, return fares start from R 14,696. Find the lowest prices on one-way and return tickets right here.
Bangkok.R 5,950 per passenger.Departing Sat, 1 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Sat, 1 Aug, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 5,950, select.
Bangkok.R 6,048 per passenger.Departing Sun, 26 Apr.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Sun, 26 Apr, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 6,048, select.
Bangkok.R 6,615 per passenger.Departing Sun, 26 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Sun, 26 Jul, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 6,615, select.
Bangkok.R 7,105 per passenger.Departing Sun, 3 May.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Sun, 3 May, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 7,105, select.
Bangkok.R 7,355 per passenger.Departing Mon, 19 Oct.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Portland on Mon, 19 Oct, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 7,355, select.
Bangkok.R 7,375 per passenger.Departing Sun, 22 Nov.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Portland on Sun, 22 Nov, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 7,375, select.
Bangkok.R 8,006 per passenger.Departing Tue, 17 Mar.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Portland on Tue, 17 Mar, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 8,006, select.
Bangkok.R 9,130 per passenger.Departing Mon, 1 Feb.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Portland on Mon, 1 Feb, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 9,130, select.
Bangkok.R 9,771 per passenger.Departing Mon, 1 Jun.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Portland on Mon, 1 Jun, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 9,771, select.
Bangkok.R 13,147 per passenger.Departing Sun, 20 Dec.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Portland on Sun, 20 Dec, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From R 13,147, select.

Find the cheapest month to fly from Portland to Bangkok Suvarnabhumi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Bangkok Suvarnabhumi flights are currently cheapest in August.
Mar
from R 8,006
Apr
from R 6,048
May
from R 7,105
Jun
from R 9,771
Jul
from R 6,615
Aug
from R 5,950
Sep
Find prices
Oct
from R 7,355
Nov
from R 7,375
Dec
from R 13,147
Jan
Find prices
Feb
from R 9,130

Portland to Bangkok Suvarnabhumi: Alternative routes

Compare routes from Portland to Bangkok below. You may find an airport to fly into that's cheaper, faster, or easier than Bangkok Suvarnabhumi.

Don Mueang

21km from central Bangkok
Closest
from R 7,202
Search flights

Bangkok Suvarnabhumi

29km from central Bangkok
Cheapest
from R 5,950
Search flights

Portland to Bangkok: Flight information

The things to know before you go.
Cheapest flight foundR 5,950
Cheapest month to flyAugust

Finding cheap flights from Portland to Bangkok Suvarnabhumi: Frequently asked questions

The best price we found for a return flight from Portland to Bangkok Suvarnabhumi is R 13,397. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Bangkok Suvarnabhumi. But we found flights with one or more stops from R 13,397.
As of March 2026, there are no flights flying from Portland to Bangkok Suvarnabhumi.
The cheapest month to fly from Portland to Bangkok Suvarnabhumi is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Bangkok Suvarnabhumi Airport on Sunday, 15 November 2026.
No airlines currently offer direct flights between Portland Airport and Bangkok Suvarnabhumi Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bangkok Suvarnabhumi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bangkok is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Alaska Airlines offers the cheapest flight tickets to Bangkok Suvarnabhumi.

Flying from Portland International Airport (PDX) to Suvarnabhumi Airport (BKK): what you need to know

  • Bangkok's timezone is UTC+7, which makes Bangkok 14 hours ahead of Portland.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Make sure you're at the airport on time to catch your PDX to BKK flight.

  • You can expect longer queues during popular months like July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure will give you ample time for security and boarding.

  • If you'd like to explore another city along the way, just uncheck 'Direct flights only' when searching for your ticket from Portland International Airport to Suvarnabhumi Airport. Here are the top stopovers between PDX and BKK:

    • Vancouver International Airport

    • Amsterdam Airport Schiphol

    • London Heathrow Airport

How to find the cheapest flights from Portland International Airport (PDX) to Suvarnabhumi Airport (BKK)

  • The cheapest price we've seen for a one-way Portland International Airport to Suvarnabhumi Airport flight is R 5,950. A return ticket right now is R 13,397. Depending on the availability and when you book, these fares may change.

  • Don't wait until the last minute. You're more likely to find cheap tickets from PDX to BKK if you book ahead. Airlines often offer some great early bird rates.

  • If you can be flexible with your travel dates, use the 'Whole month' search tool. It'll show you the lowest price across every month when looking for your flight from Portland International Airport to Suvarnabhumi Airport.

  • Spend less time searching for cheap flights from PDX to BKK by creating a Price Alert. You'll get an email or notification on the app when a special offer becomes available.

  • Pick your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Portland International Airport to Suvarnabhumi Airport.

Handy information about Portland International Airport (PDX)

  • You'll find PDX at 7000 NE Airport Way.

  • Portland International Airport scores top marks for its on-time performance. 83.65% of flights that depart PDX reach their destination without delay.

  • To get to Portland International Airport from central Portland, it'll take about 20 minutes by car. This depends on traffic, however. It's approximately 19 kilometres from the airport to the city centre.

  • Taking public transport? You can expect a journey time of around 45 minutes.

  • Get your travels off to a hassle-free start by staying near PDX. Whether you're taking an early flight from Portland International Airport to Suvarnabhumi Airport or just don't want to be rushed, these hotels are perfect:

Arriving at Suvarnabhumi Airport (BKK)

Getting from Suvarnabhumi Airport (BKK) to central Bangkok

  • Suvarnabhumi Airport is approximately 32 kilometres from the centre of Bangkok. The drive time takes around 35 minutes.

  • When travelling by public transport, expect a journey of roughly 1 hour 5 minutes.

When to fly to Suvarnabhumi Airport (BKK)

  • The quietest month for a flight from Portland International Airport to Suvarnabhumi Airport is April, while July is the most popular. Choose the ideal time to visit Bangkok based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Bangkok is April, with temperatures ranging between 26ºC (79ºF) and 37ºC (99ºF). Book your flights from Portland International Airport to Suvarnabhumi Airport in this month if this is the type of weather you like.

  • December has average temperatures of between 19ºC (66ºF) and 33ºC (91ºF). Search for cheap tickets from PDX to BKK sometime around then if you want to travel when it's cooler.

Explore more of Thailand

  • Bangkok has plenty to offer, but there are so many other parts of Thailand you should also see. Around 467 kilometres north-east of Bangkok, a visit to Udon Thani will keep you on the go. Start with leading sights like Nong Prajak Public Park, Krom Luang Prachaksinlapakhom Monument and Chinesisches Tor.

  • Around 64 kilometres south-east of Bangkok, Chon Buri is another favourite stop in Thailand. Get a taste of what this destination has to offer at Wat Ton Son, Forest and Phra Phutthasihing Hall.

Plan the rest of your trip from Portland to Bangkok

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.