How long is the flight from Thailand to Portland?

For as low as ฿30,288, Korean Air can have you in Portland from Thailand in 27h 48m. The distance between Thailand and Portland is about 12110 km.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches 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.

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).

What is the cheapest time of day to fly from TH to PDX?

When flying from Thailand to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Portland from Thailand?

Located just 9.7 km from the city centre, Portland (PDX) is the airport most travelers will use when flying to Portland from Thailand.

Can I find deals for flights from Thailand to Portland that include hotel bookings?

Yes. In addition to deals on Thailand to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Thailand to Portland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Portland.

Can I find deals for business class flights from Thailand to Portland?

Yes. Cheapflights offers flight deals from Thailand to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿16,938+ Cheap Flights from Thailand to Portland

Cheap flight deals from Thailand to Portland

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Thailand to Portland
Explore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Sun 25/1007:25 -

1 stop16h 01m

Tue 10/1110:00 -

2 stops22h 50m

Deal found 19/10฿33,407

Sun 25/1023:55 -

2 stops32h 36m

Mon 9/1114:10 -

2 stops30h 55m

Deal found 19/10฿33,743

Mon 7/1217:40 -

2 stops20h 51m

Sun 13/1213:57 -

2 stops35h 33m

Deal found 15/10฿33,776

Sun 6/1217:40 -

2 stops41h 13m

Sun 13/1213:57 -

2 stops35h 33m

Deal found 15/10฿34,112

Sun 1/1109:55 -

2 stops23h 48m

Tue 24/1117:45 -

2 stops24h 10m

Deal found 15/10฿34,145

Mon 7/1217:40 -

2 stops40h 08m

Mon 14/1219:18 -

2 stops30h 12m

Deal found 15/10฿34,279

Thu 12/1117:40 -

2 stops41h 06m

Mon 16/1119:35 -

2 stops26h 00m

Deal found 19/10฿35,151

Wed 4/1113:45 -

2 stops22h 05m

Sun 8/1119:35 -

2 stops26h 00m

Deal found 16/10฿35,319

Tue 8/1213:45 -

2 stops20h 03m

Sun 13/1219:18 -

2 stops26h 17m

Deal found 15/10฿35,353

Find flight deals from Thailand to Portland

Round-trip from	฿30,288
One-way from	฿16,938
Popular in	October
Cheapest in	November
Average price	฿39,780

Korean Air
5/4-26/4
4 total stops
49h 53m total
Thailand to Portland

Search Deals

แอร์แคนาดา
11/11-31/12
1 total stop
16h 01m total
Thailand to Portland

Search Deals

High demand for flights, 3% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease (฿17,565 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Wed 11/11

08:25-09:26

1 stop16h 01m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿16,938

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 12/11

09:50-18:31

2 stops23h 41m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,179

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 29/10

09:50-21:56

2 stops26h 06m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,414

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Tue 1/12

21:40-13:35

2 stops30h 55m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,515

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Wed 25/11

23:15-18:55

2 stops34h 40m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,548

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 21/12

17:50-09:27

2 stops30h 37m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿19,555

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Wed 28/10

03:20-14:41

3 stops25h 21m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿21,500

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 29/10

16:55-21:02

3 stops42h 07m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,714

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sun 1/11

16:55-22:56

3 stops45h 01m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿23,714

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Mon 5/4

23:30-13:18

2 stops27h 48m

Portland

Mon 26/4

09:40-21:45

2 stops22h 05m

฿30,288

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 16 resultsSorted by cheapest first

Best time to book a flight from Thailand to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Thailand with our price prediction graph.

BKK-PDX

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 from Thailand to Portland

TH0-PDX

BKK-PDX

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Portland from Thailand?
Located just 9.7 km from the city centre, Portland (PDX) is the airport most travelers will use when flying to Portland from Thailand.
How long is the flight from Thailand to Portland?
For as low as ฿30,288, Korean Air can have you in Portland from Thailand in 27h 48m. The distance between Thailand and Portland is about 12110 km.
Can I find deals for flights from Thailand to Portland that include hotel bookings?
Yes. In addition to deals on Thailand to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Thailand to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Portland.
Can I find deals for business class flights from Thailand to Portland?
Yes. Cheapflights offers flight deals from Thailand to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from Thailand to Portland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Thailand to Portland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Portland?

Millions of users choose and trust Cheapflights to book the best flight deals from Thailand to Portland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Thailand to Portland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Thailand to Portland flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Thailand to Portland become cheaper?

Yes, Cheapflights offers price alerts on Thailand to Portland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Thailand to Portland from ฿16,938

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Thailand to Portland

Cheapest flights from Thailand to PortlandExplore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Explore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Best flights from Thailand to PortlandDiscover carefully curated flight deals from Thailand to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 October 2026.

Discover carefully curated flight deals from Thailand to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 October 2026.

Last-minute flights from Thailand to PortlandDiscover last-minute flight deals from Thailand to Portland. Data last updated 20 October 2026 and is based on user searches.

Discover last-minute flight deals from Thailand to Portland. Data last updated 20 October 2026 and is based on user searches.

One-way flights from Thailand to PortlandSearch for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 20 October 2026.

Search for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 20 October 2026.

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Best time to book a flight from Thailand to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Thailand with our price prediction graph.

Cheapflights Insights

Related info for your journey

What airport do you fly into for flights to Portland from Thailand?

How long is the flight from Thailand to Portland?

Can I find deals for flights from Thailand to Portland that include hotel bookings?

How can I find direct flights from Thailand to Portland?

Can I find deals for business class flights from Thailand to Portland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Thailand to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Thailand to Portland by cabin class

Find flights from Thailand to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Thailand and Portland flights

Browse other Thailand and Portland flight options. Last updated on 20 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Thailand to Portland?

Why should you use Cheapflights to find cheap flight tickets from Thailand to Portland?

Can Cheapflights find flights from Thailand to Portland with no change fees?

Can Cheapflights notify me if prices for flights from Thailand to Portland become cheaper?

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Travel Smart

Cheapest flights from Thailand to Portland
Explore the most affordable flight options available from Thailand to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 October 2026.

Best flights from Thailand to Portland
Discover carefully curated flight deals from Thailand to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 October 2026.

Last-minute flights from Thailand to Portland
Discover last-minute flight deals from Thailand to Portland. Data last updated 20 October 2026 and is based on user searches.

One-way flights from Thailand to Portland
Search for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 20 October 2026.