How long is the flight from Thailand to Portland?

For as low as ฿31,376, Korean Air can have you in Portland from Thailand in 31h 14m. The distance between Thailand and Portland is about 12110 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

฿17,178+ 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 4 October 2026.

Tue 8/1208:25 -

2 stops42h 50m

Sun 17/119:10 -

2 stops38h 10m

Deal found 1/10฿29,066

Tue 8/1208:25 -

1 stop27h 21m

Thu 21/107:00 -

2 stops26h 20m

Deal found 1/10฿29,501

Wed 18/1121:15 -

2 stops27h 11m

Wed 25/1107:00 -

2 stops26h 20m

Deal found 4/10฿29,635

Tue 8/1208:25 -

2 stops42h 50m

Sat 23/107:01 -

2 stops32h 29m

Deal found 1/10฿29,669

Mon 7/1223:55 -

2 stops29h 46m

Sun 17/115:15 -

2 stops42h 05m

Deal found 1/10฿29,769

Mon 30/1101:05 -

2 stops36h 01m

Wed 6/117:45 -

2 stops60h 45m

Deal found 2/10฿29,903

Tue 8/1208:25 -

1 stop16h 01m

Mon 18/119:10 -

1 stop20h 20m

Deal found 1/10฿29,970

Mon 7/1209:50 -

2 stops27h 16m

Sat 23/109:40 -

2 stops22h 25m

Deal found 1/10฿30,003

Wed 9/1208:25 -

1 stop27h 21m

Sat 23/107:01 -

2 stops32h 29m

Deal found 1/10฿30,104

Mon 30/1101:05 -

2 stops31h 14m

Tue 5/109:40 -

2 stops46h 25m

Deal found 2/10฿30,137

Wed 4/1121:40 -

2 stops34h 24m

Sun 8/1119:59 -

2 stops26h 26m

Deal found 29/9฿30,171

Fri 11/1208:25 -

1 stop21h 16m

Mon 18/110:00 -

2 stops23h 20m

Deal found 1/10฿30,204

Find flight deals from Thailand to Portland

Round-trip from	฿29,066
One-way from	฿17,178
Popular in	October
Cheapest in	September
Average price	฿39,714

แอร์แคนาดา
8/12-17/1
4 total stops
81h 00m total
Thailand to Portland

Search Deals

แอร์แคนาดา
25/11-31/12
1 total stop
27h 21m total
Thailand to Portland

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease (฿16,743 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

Tue 10/11

08:25-18:31

1 stop25h 06m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿17,848

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 12/11

09:50-09:26

2 stops38h 36m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿18,116

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

฿18,384

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

฿19,522

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 26/11

01:05-13:35

2 stops27h 30m

Portland

Wed 31/12

00:00-15:00

Nonstop0h 00m

฿19,589

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Wed 4/11

21:40-17:04

2 stops34h 24m

Portland

Sun 8/11

19:59-13:25

2 stops26h 26m

฿30,137

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Thu 3/12

21:40-16:22

2 stops33h 42m

Portland

Tue 5/1

19:40-23:05

2 stops36h 25m

฿30,137

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Fri 4/12

21:40-08:33

2 stops49h 53m

Portland

Wed 6/1

13:38-21:30

2 stops64h 52m

฿31,309

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sat 5/12

01:05-17:19

2 stops31h 14m

Portland

Sat 23/1

09:40-23:05

2 stops22h 25m

฿31,376

BangkokPortland

BKK Bangkok Suvarnabhumi - PDX Portland

BKKPDX

Bangkok Suvarnabhumi

Sat 5/12

01:05-17:19

2 stops31h 14m

Portland

Sun 17/1

09:40-23:05

2 stops22h 25m

฿31,376

Flights are sorted by cheapest return flights first.

Deals found on 3/10

Showing 1-10 of 13 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 ฿31,376, Korean Air can have you in Portland from Thailand in 31h 14m. The distance between Thailand and Portland is about 12110 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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 ฿17,178

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/11. 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 4 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 4 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 4 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 4 October 2026.

Last-minute flights from Thailand to PortlandDiscover last-minute flight deals from Thailand to Portland. Data last updated 4 October 2026 and is based on user searches.

Discover last-minute flight deals from Thailand to Portland. Data last updated 4 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 4 October 2026.

Search for one-way flight options from Thailand to Portland. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

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Best time to book a flight from Thailand to Portland

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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 4 October 2026.

Popular flight searches

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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 4 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 4 October 2026.

Last-minute flights from Thailand to Portland
Discover last-minute flight deals from Thailand to Portland. Data last updated 4 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 4 October 2026.