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฿14,642+ 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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
— PDX
9 Mar — 16 Mar1
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
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 February 2026.

Mon 12/1023:40
BKK
-
PDX
2 stops30h 47m
Multiple Airlines
Sun 8/1107:00
PDX
-
BKK
2 stops23h 50m
Multiple Airlines
Deal found 7/2฿23,962
Tue 19/523:40
BKK
-
PDX
2 stops31h 09m
Multiple Airlines
Tue 30/617:50
PDX
-
BKK
2 stops28h 20m
Multiple Airlines
Deal found 7/2฿23,994
Wed 20/513:25
BKK
-
PDX
2 stops24h 46m
Multiple Airlines
Mon 2/1107:00
PDX
-
BKK
2 stops23h 50m
Multiple Airlines
Deal found 7/2฿25,033
Wed 20/507:05
BKK
-
PDX
1 stop16h 25m
แอร์แคนาดา
Mon 2/1115:15
PDX
-
BKK
1 stop24h 15m
แอร์แคนาดา
Deal found 7/2฿25,663
Wed 6/507:05
BKK
-
PDX
1 stop26h 00m
แอร์แคนาดา
Sat 15/819:45
PDX
-
BKK
1 stop19h 20m
แอร์แคนาดา
Deal found 7/2฿26,324
Wed 14/1007:05
BKK
-
PDX
2 stops31h 48m
แอร์แคนาดา
Sun 8/1115:15
PDX
-
BKK
2 stops42h 05m
แอร์แคนาดา
Deal found 7/2฿26,859

Find flight deals to Portland

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 February 2026.

Return from

฿23,994

One-way from

฿14,642

Popular in

February

Cheapest in

August

Average price

฿37,408
19/5-30/6
  • 19/5-30/6
  • 4 total stops
  • 59h 29m total
  • Bangkok to Portland
Search Deals
19/3
  • 19/3
  • 2 total stops
  • 48h 42m total
  • Bangkok to Portland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (฿2,683 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿613 potential savings vs. average return price).
Search Deals
Average for return flights in February 2026
Search Deals

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 February 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

Wed 20/5

13:25-00:11

2 stops24h 46m

Portland

Mon 2/11

07:00-21:50

2 stops23h 50m

฿25,033

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 20/5

07:05-09:30

1 stop16h 25m

Portland

Mon 2/11

15:15-06:30

1 stop24h 15m

฿25,663

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 6/5

07:05-09:30

1 stop16h 25m

Portland

Sat 15/8

19:45-05:05

1 stop19h 20m

฿26,324

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 5/3

02:15-10:56

2 stops23h 41m

Portland

Fri 13/3

07:05-23:40

2 stops26h 35m

฿27,489

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 20/5

07:05-09:30

1 stop16h 25m

Portland

Wed 27/5

19:45-05:05

1 stop19h 20m

฿27,709

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 19/3

01:10-11:52

2 stops48h 42m

฿14,642

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 15/4

01:20-18:30

2 stops31h 10m

฿15,618

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 31/3

22:45-11:50

2 stops51h 05m

฿16,657

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sat 2/5

18:30-09:30

2 stops29h 00m

฿16,657

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sun 15/2

23:55-08:49

2 stops47h 54m

฿17,192

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 14 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 21 hours 4 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 ฿24,666
Japan Airlines
Japan Airlines
From ฿30,735

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 February 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

Food

8.6

Overall

8.9

Entertainment

8.8

Comfort

8.9

Crew

9.2

Boarding

8.9

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

Food

8.6

Overall

8.9

Entertainment

8.8

Comfort

8.9

Crew

9.2

Boarding

8.9

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

Food

8.6

Overall

8.9

Entertainment

8.8

Comfort

8.9

Crew

9.2

Boarding

8.9

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
1,701 reviews
STARLUX Airlines
8.9
Very Good
Check prices

Food

8.6

Overall

8.9

Entertainment

8.8

Comfort

8.9

Crew

9.2

Boarding

8.9

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 ฿6,550, while return flights cost around ฿11,777.

  • 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 4 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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