What is the cheapest airline to fly from Bangkok to Portland round-trip?

Currently priced at ฿25,624, STARLUX Airlines will fly you from Bangkok to Portland and back. In addition to STARLUX Airlines, many other airlines offer competitively priced options for your trip. STARLUX Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now. Find deals

What is the cheapest day to fly from Bangkok to Portland?

Travellers seeking maximum savings on their Bangkok to Portland flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time. Find deals

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. Find deals

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). Find deals

What are the most popular airlines that fly from Bangkok to Portland?

The most popular airlines flying from Bangkok to Portland are แอร์แคนาดา, Japan Airlines and STARLUX Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly return from Bangkok to Portland?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 39% when planning your travel around this day of the week.

What is the cheapest month to fly from Bangkok to Portland?

Due to multiple factors, expect to potentially pay more when booking in January. For low rates, August can be a great choice for travel to Portland. Flights to Portland from Bangkok in August are about ฿36,386 on average during August, but can be found for as low as ฿23,615.

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

It’s typically best to fly out from Bangkok to Portland at midday. Doing so could potentially save you 10% on the flight price compared to flying in the morning, which is usually more expensive.

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

Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights from Bangkok to Portland. 4 airlines have flights to Portland from Bangkok on a regular basis. Booking flights from Bangkok to Portland should not be difficult; the airport handles an average of 0 inbound flights from Bangkok per day.

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

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

How can I find direct flights from Bangkok to Portland?

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

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

Yes. Cheapflights offers flight deals from Bangkok 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.

฿14,966+ Flights from Bangkok to Portland

Cheap flight deals from Bangkok to Portland

Round-trip from	฿25,624
One-way from	฿14,966
Popular in	January
Cheapest in	August
Average price	฿25,364

STARLUX Airlines
4/9-5/11
4 total stops
47h 19m total
Bangkok to Portland

Search Deals

STARLUX Airlines
3/12
2 total stops
20h 08m total
Bangkok to Portland

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (฿264,158 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (฿83,946 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Bangkok to Portland

Cheapest flights from Bangkok to Portland
Explore the most affordable flight options available from Bangkok to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 August 2025.

Thu 4/913:10BKK - PDX

2 stops21h 15mSTARLUX Airlines

Wed 5/1119:31PDX - BKK

2 stops26h 04mSTARLUX Airlines

Deal found 12/8฿25,624

Wed 17/1213:45BKK - PDX

2 stops20h 08mMultiple Airlines

Thu 15/116:00PDX - BKK

2 stops29h 35mMultiple Airlines

Deal found 10/8฿26,304

Wed 3/913:30BKK - PDX

2 stops24h 45mMultiple Airlines

Fri 7/1107:30PDX - BKK

2 stops48h 15mMultiple Airlines

Deal found 12/8฿26,336

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Thu 6/1119:31PDX - BKK

2 stops26h 04mMultiple Airlines

Deal found 12/8฿26,498

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Mon 10/1114:50PDX - BKK

2 stops30h 45mMultiple Airlines

Deal found 12/8฿26,595

Fri 26/913:30BKK - PDX

2 stops24h 45mMultiple Airlines

Fri 3/1007:00PDX - BKK

2 stops49h 25mMultiple Airlines

Deal found 12/8฿27,891

Wed 3/902:35BKK - PDX

2 stops28h 24mKorean Air

Mon 10/1106:30PDX - BKK

2 stops27h 15mKorean Air

Deal found 12/8฿28,960

Wed 3/902:35BKK - PDX

2 stops26h 03mKorean Air

Thu 6/1107:15PDX - BKK

2 stops26h 30mKorean Air

Deal found 12/8฿29,219

Wed 17/1201:00BKK - PDX

2 stops33h 13mเดลต้า

Mon 19/105:30PDX - BKK

2 stops28h 15mเดลต้า

Deal found 12/8฿30,062

Tue 16/1201:00BKK - PDX

2 stops33h 13mเดลต้า

Thu 15/107:10PDX - BKK

2 stops25h 10mเดลต้า

Deal found 10/8฿30,321

Thu 25/902:35BKK - PDX

2 stops26h 17mKorean Air

Fri 3/1009:17PDX - BKK

2 stops25h 48mKorean Air

Deal found 12/8฿31,098

Best flights from Bangkok to Portland
Discover carefully curated flight deals from Bangkok to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 August 2025.

Thu 4/913:10BKK - PDX

2 stops21h 15mSTARLUX Airlines

Wed 5/1119:31PDX - BKK

2 stops26h 04mSTARLUX Airlines

Deal found 12/8฿25,624

Thu 18/1217:40BKK - PDX

2 stops40h 17mMultiple Airlines

Mon 19/117:30PDX - BKK

2 stops28h 05mMultiple Airlines

Deal found 12/8฿26,304

Wed 3/902:35BKK - PDX

2 stops28h 24mKorean Air

Sun 9/1106:30PDX - BKK

2 stops27h 15mKorean Air

Deal found 12/8฿28,960

Thu 4/913:10BKK - PDX

2 stops22h 15mSTARLUX Airlines

Sun 9/1119:31PDX - BKK

2 stops26h 04mSTARLUX Airlines

Deal found 12/8฿25,624

Wed 17/1213:45BKK - PDX

2 stops20h 08mMultiple Airlines

Thu 15/116:00PDX - BKK

2 stops29h 35mMultiple Airlines

Deal found 10/8฿26,304

Thu 4/913:10BKK - PDX

2 stops21h 15mSTARLUX Airlines

Fri 7/1119:31PDX - BKK

2 stops26h 04mSTARLUX Airlines

Deal found 12/8฿25,624

Wed 3/913:30BKK - PDX

2 stops24h 45mMultiple Airlines

Fri 7/1107:30PDX - BKK

2 stops48h 15mMultiple Airlines

Deal found 12/8฿26,336

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Tue 4/1119:31PDX - BKK

2 stops26h 04mMultiple Airlines

Deal found 12/8฿26,498

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Thu 6/1119:31PDX - BKK

2 stops26h 04mMultiple Airlines

Deal found 12/8฿26,498

Thu 4/913:10BKK - PDX

2 stops21h 15mMultiple Airlines

Tue 11/1119:31PDX - BKK

2 stops29h 59mMultiple Airlines

Deal found 12/8฿26,498

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Mon 10/1114:50PDX - BKK

2 stops30h 45mMultiple Airlines

Deal found 12/8฿26,595

Fri 26/913:30BKK - PDX

2 stops24h 45mMultiple Airlines

Fri 3/1007:00PDX - BKK

2 stops49h 25mMultiple Airlines

Deal found 12/8฿27,891

Last-minute flights from Bangkok to Portland
Discover last-minute flight deals from Bangkok to Portland. Data last updated 12 August 2025 and is based on user searches.

Wed 3/913:30BKK - PDX

2 stops24h 45mMultiple Airlines

Fri 7/1107:30PDX - BKK

2 stops48h 15mMultiple Airlines

Deal found 12/8฿26,336

Wed 3/902:35BKK - PDX

2 stops28h 24mKorean Air

Mon 10/1106:30PDX - BKK

2 stops27h 15mKorean Air

Deal found 12/8฿28,960

Wed 3/902:35BKK - PDX

2 stops26h 03mKorean Air

Thu 6/1107:15PDX - BKK

2 stops26h 30mKorean Air

Deal found 12/8฿29,219

Thu 4/913:10BKK - PDX

2 stops21h 15mSTARLUX Airlines

Wed 5/1119:31PDX - BKK

2 stops26h 04mSTARLUX Airlines

Deal found 12/8฿25,624

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Thu 6/1119:31PDX - BKK

2 stops26h 04mMultiple Airlines

Deal found 12/8฿26,498

Thu 4/913:10BKK - PDX

2 stops22h 15mMultiple Airlines

Mon 10/1114:50PDX - BKK

2 stops30h 45mMultiple Airlines

Deal found 12/8฿26,595

Thu 4/912:15BKK - PDX

3 stops45h 08mMultiple Airlines

Wed 5/1111:44PDX - BKK

2 stops32h 31mMultiple Airlines

Deal found 12/8฿31,649

Thu 4/912:15BKK - PDX

3 stops45h 08mMultiple Airlines

Tue 11/1111:44PDX - BKK

2 stops34h 31mMultiple Airlines

Deal found 12/8฿32,070

Thu 25/902:35BKK - PDX

2 stops26h 17mKorean Air

Fri 3/1009:17PDX - BKK

2 stops25h 48mKorean Air

Deal found 12/8฿31,098

Fri 26/913:30BKK - PDX

2 stops24h 45mMultiple Airlines

Fri 3/1007:00PDX - BKK

2 stops49h 25mMultiple Airlines

Deal found 12/8฿27,891

One-way flights from Bangkok to Portland
Search for one-way flight options from Bangkok to Portland. Find affordable one-way fares based on user searches. Data last updated 12 August 2025.

Wed 3/1213:45BKK - PDX

2 stops20h 08mSTARLUX Airlines

Deal found 11/8฿14,966

Sat 31/117:40BKK - PDX

2 stops42h 03mSTARLUX Airlines

Deal found 11/8฿14,998

Wed 24/1213:45BKK - PDX

2 stops25h 27mSTARLUX Airlines

Deal found 10/8฿15,031

Mon 3/1113:45BKK - PDX

2 stops24h 52mMultiple Airlines

Deal found 12/8฿15,614

Mon 29/917:50BKK - PDX

2 stops40h 35mSTARLUX Airlines

Deal found 10/8฿16,197

Sun 1/213:45BKK - PDX

2 stops20h 08mSTARLUX Airlines

Deal found 11/8฿16,197

Fly from

Fly to

Route

Depart

Return

Price

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-20:25

2 stops21h 15m

Portland

Wed 5/11

19:31-12:35

2 stops26h 04m

฿25,624

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-21:25

2 stops22h 15m

Portland

Sun 9/11

19:31-12:35

2 stops26h 04m

฿25,624

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-20:25

2 stops21h 15m

Portland

Fri 7/11

19:31-12:35

2 stops26h 04m

฿25,624

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 18/12

17:40-18:57

2 stops40h 17m

Portland

Mon 19/1

17:30-12:35

2 stops28h 05m

฿26,304

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 17/12

13:45-18:53

2 stops20h 08m

Portland

Thu 15/1

16:00-12:35

2 stops29h 35m

฿26,304

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 3/9

13:30-00:15

2 stops24h 45m

Portland

Fri 7/11

07:30-22:45

2 stops48h 15m

฿26,336

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-21:25

2 stops22h 15m

Portland

Tue 4/11

19:31-12:35

2 stops26h 04m

฿26,498

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-21:25

2 stops22h 15m

Portland

Thu 6/11

19:31-12:35

2 stops26h 04m

฿26,498

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-20:25

2 stops21h 15m

Portland

Tue 11/11

19:31-16:30

2 stops29h 59m

฿26,498

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 4/9

13:10-21:25

2 stops22h 15m

Portland

Mon 10/11

14:50-12:35

2 stops30h 45m

฿26,595

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 18 results

Best time to book a flight from Bangkok to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Bangkok 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 from Bangkok to Portland

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

Reviews of airlines servicing Portland

Check out reviews from past customers who have flown with STARLUX Airlines, Korean Air, andJapan Airlines from Bangkok to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

STARLUX Airlines

9.0

Wonderful

Check prices

Reviews

1 / 7

10.0

Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

STARLUX Airlines

9.0

Wonderful

STARLUX Airlines

9.0

Wonderful

Check prices

Reviews

1 / 7

10.0

Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Korean Air

8.4

Very Good

1,129 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

Reviews

1 / 7

10.0

Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Japan Airlines

8.3

Very Good

1,545 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

Reviews

1 / 7

10.0

Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

แอร์แคนาดา

7.1

Good

9,930 reviews

STARLUX Airlines

9.0

Wonderful

Check prices

Reviews

1 / 7

10.0

Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

What airport do you fly into for flights to Portland from Bangkok?
Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights from Bangkok to Portland. 4 airlines have flights to Portland from Bangkok on a regular basis. Booking flights from Bangkok to Portland should not be difficult; the airport handles an average of 0 inbound flights from Bangkok per day.
What is the cheapest airline to fly from Bangkok to Portland round-trip?
Currently priced at ฿25,624, STARLUX Airlines will fly you from Bangkok to Portland and back. In addition to STARLUX Airlines, many other airlines offer competitively priced options for your trip. STARLUX Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Bangkok to Portland that include hotel bookings?
Yes. In addition to deals on Bangkok to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Bangkok to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Portland.
Can I find deals for business class flights from Bangkok to Portland?
Yes. Cheapflights offers flight deals from Bangkok 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

Wilsonville

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Bangkok to Portland

Chiang Mai to Portland flights

Top 4 airlines flying from Bangkok to Portland

Airline	Cheapest	Average	Flexibility	On-time
Korean Air	Cheapest฿25,375	Average฿29,907	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
แอร์แคนาดา	Cheapest฿27,729	Average฿38,109	FlexibilityNo cancel fee	On-time67%	Search แอร์แคนาดา flights
STARLUX Airlines	Cheapest฿29,874	Average฿32,668	FlexibilityNo cancel fee	On-timeN/A	Search STARLUX Airlines flights
Japan Airlines	Cheapest฿31,620	Average฿32,029	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Bangkok to Portland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Bangkok 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 Bangkok to Portland with no change fees?

Yes, we can. To see specific flights from Bangkok to Portland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Bangkok to Portland on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Bangkok to Portland from ฿14,966

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Bangkok to Portland

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Bangkok to Portland

Cheapest flights from Bangkok to PortlandExplore the most affordable flight options available from Bangkok to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 August 2025.

Explore the most affordable flight options available from Bangkok to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bangkok to Portland that are best for you.

Best time to book a flight from Bangkok to Portland

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

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Portland

Reviews of airlines servicing Portland

Check out reviews from past customers who have flown with STARLUX Airlines, Korean Air, andJapan Airlines from Bangkok to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

What is the cheapest airline to fly from Bangkok to Portland round-trip?

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

How can I find direct flights from Bangkok to Portland?

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

Travelling to a place near 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 Bangkok to Portland

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

Top 4 airlines flying from Bangkok to Portland

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Bangkok to Portland
Explore the most affordable flight options available from Bangkok to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 August 2025.