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฿15,997+ Cheap flights to Portland

— PDX
15 Oct — 22 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

Mon 26/1021:40 -
2 stops40h 19m
Mon 2/1109:31 -
2 stops22h 34m
Deal found 11/9฿30,003
Wed 28/1021:40 -
2 stops36h 20m
Wed 4/1109:31 -
2 stops22h 34m
Deal found 13/9฿30,036
Tue 3/1101:05 -
2 stops25h 44m
Sun 8/1107:10 -
2 stops24h 55m
Deal found 14/9฿30,069
Wed 4/1108:25 -
1 stop16h 01m
Sun 8/1119:10 -
2 stops38h 10m
Deal found 14/9฿30,235
Fri 6/1108:25 -
1 stop27h 21m
Wed 11/1119:10 -
2 stops38h 10m
Deal found 15/9฿30,965

Find flight deals to Portland

Return from

฿30,003

One-way from

฿15,997

Popular in

March

Cheapest in

October

Average price

฿30,932
เดลต้า
  • เดลต้า
  • 26/10-2/11
  • 4 total stops
  • 62h 53m total
  • Bangkok to Portland
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24/11-31/12
  • 24/11-31/12
  • 2 total stops
  • 50h 33m total
  • Bangkok to Portland
Search Deals
Highest demand for flights based on searches. 43% potential increase in price (฿32,906 potential increase over avg. return price).
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Cheapest flight prices on average. 31% potential price decrease (฿10,289 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
Fastest return journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 12/11

08:00-16:50

2 stops23h 50m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,088

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 30/11

01:05-22:06

2 stops36h 01m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,320

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Tue 10/11

08:25-18:31

1 stop25h 06m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿19,316

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 26/11

01:05-20:44

2 stops34h 39m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿19,416

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Tue 1/12

08:25-20:46

1 stop27h 21m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿19,681

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 17/1

08:25-18:31

1 stop25h 06m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿20,511

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 17/1

09:50-19:03

2 stops24h 13m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿21,307

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 19/11

16:55-14:37

3 stops36h 42m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,730

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Tue 3/11

01:05-11:49

2 stops25h 44m

Portland

Sun 8/11

07:10-23:05

2 stops24h 55m

฿30,069

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

฿30,667

Flights are sorted by cheapest return flights first.

Deals found on 11/9

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 26 hours 6 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 ฿7,216, while return flights cost around ฿12,413.

  • How much is a return flight to Portland?

    A return flight to Portland will typically cost around ฿13,134, however they can be found for as little as ฿12,413.

  • 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 (26 hours 6 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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