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฿16,924+ Cheap flights to Portland

— PDX
24 Sep — 1 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Portland in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Portland

Fri 9/1007:05 -
1 stop16h 26m
Sun 25/1019:10 -
1 stop20h 20m
Deal found 22/8฿28,849
Fri 9/1007:05 -
1 stop21h 41m
Sun 25/1007:00 -
2 stops25h 00m
Deal found 22/8฿29,666
Fri 25/907:05 -
2 stops43h 05m
Sat 26/915:30 -
2 stops42h 05m
Deal found 20/8฿29,764
Sat 19/908:00 -
2 stops39h 31m
Wed 23/910:10 -
2 stops38h 05m
Deal found 21/8฿29,960
Tue 8/913:10 -
2 stops20h 40m
Tue 22/917:41 -
2 stops32h 59m
Deal found 22/8฿30,809

Find flight deals to Portland

Return from

฿28,849

One-way from

฿16,924

Popular in

March

Cheapest in

October

Average price

฿33,913
แอร์แคนาดา
  • แอร์แคนาดา
  • 9/10-25/10
  • 2 total stops
  • 36h 46m total
  • Bangkok to Portland
Search Deals
แอร์แคนาดา
  • แอร์แคนาดา
  • 3/2
  • 1 total stop
  • 27h 21m total
  • Bangkok to Portland
Search Deals
Highest demand for flights based on searches. 45% potential increase in price (฿36,389 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 30% potential price decrease (฿10,023 potential savings vs. average return price).
Search Deals
Average for return flights in August 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Portland that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Fri 25/9

07:05-14:46

1 stop21h 41m

Portland

Sat 26/9

15:30-05:05

1 stop23h 35m

฿30,156

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sat 23/1

08:00-14:41

2 stops21h 41m

Portland

Sat 13/2

10:00-06:30

1 stop29h 30m

฿30,515

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 24/1

23:15-13:08

2 stops28h 53m

Portland

Fri 12/2

06:40-21:30

2 stops23h 50m

฿31,136

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 10/9

13:10-22:01

2 stops22h 51m

Portland

Mon 14/9

17:41-16:40

2 stops32h 59m

฿32,835

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 25/1

21:30-16:13

2 stops33h 43m

Portland

Sat 13/2

06:30-23:20

2 stops25h 50m

฿33,129

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 10/9

09:35-22:45

2 stops27h 10m

Portland

Mon 14/9

15:43-09:35

3 stops27h 52m

฿36,788
Cheapest one-way
Fastest single journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Tue 10/11

08:25-18:31

1 stop25h 06m

฿17,610

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 7/12

08:25-18:31

1 stop25h 06m

฿17,610

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 24/1

08:25-20:46

1 stop27h 21m

฿18,002

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 12/11

23:15-13:35

2 stops29h 20m

฿18,329

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 15 resultsSorted by cheapest first
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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.
Estimated return price

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 21 hours 41 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

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 mm per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

Temperature in Portland 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

FAQs about flying to Portland

  • What airport do you fly into for flights to Portland?

    Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights to Portland.

  • Can I find cheaper flights to Portland if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Portland on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the cheapest airport to fly to in Portland?

    Portland is currently the cheapest airport to fly to in Portland. One-way flights to Portland typically cost ฿7,104, while return flights cost around ฿12,219.

  • How much is a return flight to Portland?

    A return flight to Portland will typically cost around ฿12,929, however they can be found for as little as ฿12,219.

  • Where does the fastest flight to Portland depart from?

    For those looking to save time traveling to Portland, Bangkok offers the quickest one-way flight (21 hours 41 minutes).

  • Does Portland have rental cars?

    Yes. Those touching down at Portland can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Portland?

    Yes. Portland has hotels nearby for those requiring accommodations. Sheraton Portland Airport Hotel is the closest property to Portland (0.0 km away from Portland).

See more FAQs

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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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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Portland today and book when you’re ready!

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