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฿14,828+ Cheap flights to Portland

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 21/3. Fares are subject to change and may not be available on all flights or dates of travel.
— PDX
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Portland in 2026

Find the latest flights to Portland in 2026, 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 7 January 2026.

Return from

฿24,224

One-way from

฿14,828

Popular in

April

Cheapest in

August

Average price

฿33,495
Philippine Airlines
  • Philippine Airlines
  • 6/5-15/8
  • 4 total stops
  • 76h 05m total
  • Bangkok to Portland
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21/3
  • 21/3
  • 2 total stops
  • 57h 23m total
  • Bangkok to Portland
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿1,904 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿330 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
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Find flight deals to Portland

Enter your travel dates to find the best prices.

Cheapest flights to Portland
Explore the most affordable flight options available to Portland. Find the lowest fares based on data from user searches, with prices last updated on 7 January 2026.

Wed 6/513:25BKK - PDX
2 stops34h 05mPhilippine Airlines
Sat 15/810:30PDX - BKK
2 stops42h 00mPhilippine Airlines
Deal found 6/1฿24,224
Sat 16/501:35BKK - PDX
2 stops26h 15mMultiple Airlines
Tue 3/1107:00PDX - BKK
2 stops25h 40mMultiple Airlines
Deal found 7/1฿26,690
Wed 6/507:05BKK - PDX
2 stops31h 43mแอร์แคนาดา
Sat 15/815:25PDX - BKK
1 stop23h 40mแอร์แคนาดา
Deal found 6/1฿27,064
Mon 19/111:30BKK - PDX
2 stops46h 00mแอร์แคนาดา
Sat 21/207:30PDX - BKK
2 stops32h 00mแอร์แคนาดา
Deal found 6/1฿28,032
Mon 11/521:40BKK - PDX
2 stops32h 30mKorean Air
Tue 2/611:10PDX - BKK
2 stops22h 15mKorean Air
Deal found 6/1฿28,063
Wed 4/202:15BKK - PDX
2 stops26h 15mEVA Air
Thu 5/221:30PDX - BKK
2 stops35h 10mEVA Air
Deal found 6/1฿28,344
Thu 15/108:00BKK - PDX
2 stops40h 15mแอร์แคนาดา
Mon 2/319:05PDX - BKK
1 stop20h 25mแอร์แคนาดา
Deal found 6/1฿28,375

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 7 January 2026.
Use the filters below to find and compare flights to Portland that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 12/5

23:40-09:29

2 stops47h 49m

Portland

Wed 3/6

10:40-12:10

2 stops35h 30m

฿24,224

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 18/5

23:40-09:29

2 stops47h 49m

Portland

Tue 9/6

10:40-12:10

2 stops35h 30m

฿24,224

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 6/5

13:25-09:30

2 stops34h 05m

Portland

Sat 15/8

14:30-18:30

2 stops38h 00m

฿24,224

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 29/1

08:15-14:40

1 stop21h 25m

Portland

Fri 6/2

19:05-06:30

1 stop20h 25m

฿26,471

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sat 16/5

01:35-13:50

2 stops26h 15m

Portland

Tue 3/11

07:00-23:40

2 stops25h 40m

฿26,690

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 6/5

07:05-00:48

2 stops31h 43m

Portland

Sat 15/8

10:10-05:05

1 stop28h 55m

฿27,064

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sun 3/5

17:50-09:30

2 stops29h 40m

฿16,545

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sat 4/4

21:05-09:50

2 stops50h 45m

฿16,888

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sat 31/1

08:00-09:15

2 stops40h 15m

฿17,419

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 25/3

23:15-13:11

2 stops27h 56m

฿17,668

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 15 results
1
2

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 29 hours 37 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.

What are the most popular airlines that fly to Portland?

The most popular airlines flying from Bangkok to Portland are Korean Air and Japan Airlines.

Korean Air
Korean Air
From ฿24,452
Japan Airlines
Japan Airlines
From ฿30,470

What are the cheapest airlines that fly to Portland?

The cheapest airlines flying from Bangkok to Portland are Korean Air, STARLUX Airlines and Japan Airlines.

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 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

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 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).

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 7 January 2026.
See what other customers who have flown with STARLUX Airlines, Korean Air, andJapan Airlines to the United States have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very Good
Check prices

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

8.9

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
STARLUX Airlines
8.9
Very Good
STARLUX Airlines
8.9
Very Good
Check prices

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

8.9

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Korean Air
8.4
Very Good
1,188 reviews
STARLUX Airlines
8.9
Very Good
Check prices

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

8.9

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Japan Airlines
8.3
Very Good
1,671 reviews
STARLUX Airlines
8.9
Very Good
Check prices

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

8.9

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.

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 best airline to fly to Portland?

    Based on reviews from Cheapflights users, Korean Air is rated the highest out of the airlines that fly to Portland.

  • 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 ฿6,494, while return flights cost around ฿11,675.

  • Where does the fastest flight to Portland depart from?

    For those looking to save time traveling to Portland, Chiang Mai offers the quickest one-way flight (26 hours 35 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Wilsonville

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