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฿14,224+ 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
16 Feb — 23 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 17 January 2026.

Return from

฿23,518

One-way from

฿14,224

Popular in

April

Cheapest in

August

Average price

฿32,592
17/5-1/11
  • 17/5-1/11
  • 4 total stops
  • 83h 49m total
  • Bangkok to Portland
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19/3
  • 19/3
  • 2 total stops
  • 48h 42m total
  • Bangkok to Portland
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿1,778 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿347 potential savings vs. average return price).
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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 17 January 2026.

Sun 17/519:30
BKK
-
PDX
2 stops51h 59m
Multiple Airlines
Mon 2/1117:55
PDX
-
BKK
2 stops27h 10m
Multiple Airlines
Deal found 15/1฿23,518
Wed 6/513:25
BKK
-
PDX
2 stops34h 05m
Multiple Airlines
Mon 25/512:33
PDX
-
BKK
2 stops33h 37m
Multiple Airlines
Deal found 15/1฿24,052
Wed 6/513:25
BKK
-
PDX
2 stops34h 05m
Philippine Airlines
Sat 15/817:50
PDX
-
BKK
2 stops28h 20m
Philippine Airlines
Deal found 16/1฿24,177
Mon 11/513:25
BKK
-
PDX
2 stops34h 05m
Philippine Airlines
Tue 2/617:50
PDX
-
BKK
2 stops34h 40m
Philippine Airlines
Deal found 17/1฿25,025
Thu 12/213:20
BKK
-
PDX
2 stops34h 29m
Multiple Airlines
Thu 19/217:50
PDX
-
BKK
2 stops27h 10m
Multiple Airlines
Deal found 14/1฿25,716
Wed 6/507:05
BKK
-
PDX
2 stops31h 43m
แอร์แคนาดา
Sat 15/810:10
PDX
-
BKK
1 stop28h 55m
แอร์แคนาดา
Deal found 15/1฿27,223
Tue 5/513:10
BKK
-
PDX
2 stops23h 43m
STARLUX Airlines
Tue 26/521:30
PDX
-
BKK
2 stops24h 30m
STARLUX Airlines
Deal found 15/1฿28,165
Wed 6/507:05
BKK
-
PDX
2 stops31h 43m
แอร์แคนาดา
Mon 25/510:10
PDX
-
BKK
1 stop28h 55m
แอร์แคนาดา
Deal found 15/1฿28,887
Tue 5/513:10
BKK
-
PDX
2 stops23h 43m
STARLUX Airlines
Sun 24/521:30
PDX
-
BKK
2 stops24h 30m
STARLUX Airlines
Deal found 15/1฿28,981

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 17 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

Mon 11/5

13:25-09:30

2 stops34h 05m

Portland

Tue 2/6

17:50-12:10

2 stops28h 20m

฿24,177

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 6/5

13:25-09:30

2 stops34h 05m

Portland

Sat 15/8

17:50-12:10

2 stops28h 20m

฿24,177

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 12/5

23:40-09:29

2 stops47h 49m

Portland

Wed 3/6

17:50-18:30

2 stops34h 40m

฿24,209

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 6/5

07:05-00:59

2 stops31h 54m

Portland

Sat 15/8

15:25-05:05

1 stop23h 40m

฿27,223

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sun 10/5

23:30-16:33

2 stops31h 03m

Portland

Tue 12/5

06:30-23:40

2 stops27h 10m

฿29,358

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 11/5

07:05-19:05

1 stop26h 00m

Portland

Tue 2/6

19:45-23:10

2 stops37h 25m

฿29,515

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Tue 5/5

13:10-22:53

2 stops23h 43m

Portland

Wed 27/5

21:30-12:00

2 stops24h 30m

฿29,704

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sun 3/5

13:10-22:53

2 stops23h 43m

Portland

Mon 25/5

17:46-16:40

2 stops32h 54m

฿29,704

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 11/3

01:45-20:48

2 stops57h 03m

฿15,480

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sat 7/3

01:10-10:52

2 stops48h 42m

฿15,857

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 18 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 20 hours 59 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 ฿24,596
Japan Airlines
Japan Airlines
From ฿30,649

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 17 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

Entertainment

8.8

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

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

Entertainment

8.8

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

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
1,187 reviews
STARLUX Airlines
8.9
Very Good
Check prices

Entertainment

8.8

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

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
1,685 reviews
STARLUX Airlines
8.9
Very Good
Check prices

Entertainment

8.8

Boarding

8.9

Food

8.6

Comfort

8.8

Crew

9.1

Overall

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 ฿6,532, while return flights cost around ฿11,743.

  • 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 (20 hours 59 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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