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฿16,416+ Cheap flights to Portland

— PDX
4 Oct — 11 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

Sun 18/1021:40 -
2 stops31h 11m
Sun 25/1007:05 -
2 stops40h 20m
Deal found 3/9฿27,590
Tue 17/1123:55 -
2 stops29h 46m
Tue 24/1110:00 -
2 stops23h 45m
Deal found 1/9฿29,403
Sun 18/1014:00 -
2 stops38h 46m
Sun 25/1019:15 -
1 stop20h 15m
Deal found 3/9฿30,590
Tue 15/917:50 -
2 stops42h 11m
Sat 19/921:32 -
2 stops29h 08m
Deal found 30/8฿31,084
Tue 8/913:10 -
2 stops20h 40m
Tue 22/921:32 -
2 stops29h 08m
Deal found 31/8฿31,216
Fri 16/1007:05 -
1 stop21h 41m
Fri 23/1015:30 -
1 stop24h 00m
Deal found 1/9฿32,337
Thu 10/913:10 -
2 stops22h 51m
Mon 14/917:41 -
2 stops32h 59m
Deal found 30/8฿32,667
Thu 1/1013:10 -
2 stops20h 40m
Thu 8/1008:09 -
2 stops37h 51m
Deal found 1/9฿32,733
Thu 15/1017:50 -
2 stops29h 39m
Thu 22/1014:30 -
2 stops36h 10m
Deal found 31/8฿32,766

Find flight deals to Portland

Return from

฿27,590

One-way from

฿16,416

Popular in

March

Cheapest in

October

Average price

฿30,722
Korean Air
  • Korean Air
  • 18/10-25/10
  • 4 total stops
  • 71h 31m total
  • Bangkok to Portland
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แอร์แคนาดา
  • แอร์แคนาดา
  • 19/10-31/12
  • 1 total stop
  • 26h 06m total
  • Bangkok to Portland
Search Deals
Highest demand for flights based on searches. 45% potential increase in price (฿36,588 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 30% potential price decrease (฿10,101 potential savings vs. average return price).
Search Deals
Average for return flights in September 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

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 26/11

00:55-20:44

2 stops34h 49m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿19,251
Fastest return journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 17/1

09:40-19:03

2 stops24h 23m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿21,064

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 17/1

19:45-09:26

3 stops52h 41m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿22,778

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Wed 16/9

07:00-18:19

3 stops25h 19m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,107

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Fri 11/9

07:00-18:19

3 stops25h 19m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,272

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 17/9

07:00-10:11

3 stops41h 11m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,305

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 16/11

16:55-22:46

3 stops44h 51m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,437

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 8/10

15:45-00:34

3 stops46h 49m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,437

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 18/10

21:40-14:51

2 stops31h 11m

Portland

Sun 25/10

07:05-13:25

2 stops40h 20m

฿28,546

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 24/1

08:25-09:26

1 stop16h 01m

Portland

Fri 12/2

19:10-06:30

1 stop20h 20m

฿30,689

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 13 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 20 hours 40 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 ฿7,167, while return flights cost around ฿12,328.

  • How much is a return flight to Portland?

    A return flight to Portland will typically cost around ฿13,044, however they can be found for as little as ฿12,328.

  • 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 40 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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