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฿4,432+ Cheap flights from Portland

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — BKK
10 Jul — 17 Jul1
1 adult

What to know about flights from Portland

Discover essential information about flights departing from Portland, including flight schedules, destinations, airlines operating at the Portland airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 5 July 2025.

Good round-trip deal

฿8,936 or less

Good one-way deal

฿7,709 or less
Price to beat on a round-trip flight from Portland.
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Price to beat on a one-way flight from Portland.
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Find flights from Portland

Cheapest flights from Portland
Explore the most affordable flight options available from Portland. Find the lowest fares based on data from user searches, with prices last updated on 5 July 2025.

Tue 19/805:15PDX - BKK
2 stops26h 30mMultiple Airlines
Mon 25/802:35BKK - PDX
2 stops34h 09mMultiple Airlines
Deal found 5/7฿27,791
Mon 17/1122:00PDX - BKK
2 stops31h 00mSingapore Airlines
Mon 1/1221:10BKK - PDX
2 stops28h 45mSingapore Airlines
Deal found 5/7฿27,823
Fri 10/1012:30PDX - BKK
2 stops37h 50mChina Airlines
Thu 23/1002:40BKK - PDX
2 stops34h 42mChina Airlines
Deal found 3/7฿27,888
Tue 26/819:34PDX - BKK
2 stops26h 26mSTARLUX Airlines
Wed 17/913:10BKK - PDX
2 stops20h 00mSTARLUX Airlines
Deal found 4/7฿27,953
Mon 18/808:34PDX - CNX
2 stops25h 06mMultiple Airlines
Sun 24/800:45CNX - PDX
2 stops49h 39mMultiple Airlines
Deal found 4/7฿28,470
Mon 10/1117:30PDX - CNX
2 stops25h 55mChina Airlines
Wed 3/1211:25CNX - PDX
2 stops26h 54mChina Airlines
Deal found 3/7฿28,956
Thu 7/811:15PDX - BKK
2 stops22h 10mKorean Air
Wed 20/802:35BKK - PDX
2 stops26h 03mKorean Air
Deal found 3/7฿29,409
Sun 24/814:30PDX - HKT
2 stops51h 40mMultiple Airlines
Sun 31/820:25HKT - PDX
2 stops31h 10mMultiple Airlines
Deal found 3/7฿29,797
Mon 27/1007:10PDX - BKK
2 stops27h 35mเดลต้า
Wed 19/1101:00BKK - PDX
2 stops30h 31mเดลต้า
Deal found 4/7฿30,056
Mon 10/1106:30PDX - CNX
2 stops25h 35mKorean Air
Tue 2/1200:15CNX - PDX
2 stops30h 57mKorean Air
Deal found 4/7฿30,217
Mon 1/1210:05PDX - BKK
3 stops33h 45mUnited Airlines
Thu 11/1209:25BKK - PDX
2 stops30h 01mUnited Airlines
Deal found 3/7฿30,314
Mon 15/917:47PDX - CNX
2 stops26h 38mEVA Air
Mon 15/1211:50CNX - PDX
2 stops27h 13mEVA Air
Deal found 5/7฿32,385

Find flights from Portland within your budget

Find flights departing from Portland that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 5 July 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 19/8

05:15-21:45

2 stops26h 30m

Bangkok Suvarnabhumi

Mon 25/8

02:35-22:44

2 stops34h 09m

฿27,791

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 17/11

22:00-20:00

2 stops31h 00m

Bangkok Suvarnabhumi

Mon 1/12

21:10-10:55

2 stops28h 45m

฿27,823

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Fri 10/10

12:30-16:20

2 stops37h 50m

Bangkok Suvarnabhumi

Thu 23/10

02:40-23:22

2 stops34h 42m

฿27,888

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 26/8

19:34-12:00

2 stops26h 26m

Bangkok Suvarnabhumi

Wed 17/9

13:10-19:10

2 stops20h 00m

฿27,953

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 18/8

08:34-23:40

2 stops25h 06m

Chiang Mai

Sun 24/8

00:45-12:24

2 stops49h 39m

฿28,470

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 10/11

17:30-10:25

2 stops25h 55m

Chiang Mai

Wed 3/12

11:25-23:19

2 stops26h 54m

฿28,956

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 7/8

11:15-23:25

2 stops22h 10m

Bangkok Suvarnabhumi

Wed 20/8

02:35-14:38

2 stops26h 03m

฿29,409

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Sun 24/8

14:30-08:10

2 stops51h 40m

Phuket City

Sun 31/8

20:25-13:35

2 stops31h 10m

฿29,797

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 27/10

07:10-00:45

2 stops27h 35m

Bangkok Suvarnabhumi

Wed 19/11

01:00-16:31

2 stops30h 31m

฿30,056

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 10/11

06:30-23:05

2 stops25h 35m

Chiang Mai

Tue 2/12

00:15-16:12

2 stops30h 57m

฿30,217

Flights are sorted by cheapest return flights first.

Deals found on 4/7

Showing 1-10 of 48 results
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Best time to book a flight from Portland

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

Travel insights for flights from Portland

Get recent, data-driven insights about flights from Portland including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Portland?

Use this chart to determine the optimal time to book a return flight from Portland to Suvarnabhumi. Price data was last updated on 27 June 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland?

Currently, July is the cheapest month in which you can book a flight from Portland (average of ฿8,056). Flying from Portland in June will prove the most costly (average of ฿32,417). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Portland?

If you’re flying from Portland, these routes are more frequently taken by airlines Seattle (507 flights per day), San Francisco (355 flights per day) and Los Angeles (313 flights per day).

Los Angeles
Los Angeles
From ฿231
Reykjavik
Reykjavik
From ฿3,598
New York
New York
From ฿276
Seattle/Tacoma Intl
Seattle/Tacoma Intl
From ฿636

What is the cheapest place to fly to from Portland?

The cheapest city to fly to from Portland is Los Angeles, with prices starting at ฿7,486. Explore other affordable destinations below.

Los Angeles
Los Angeles
From ฿231
New York
New York
From ฿276
Seattle/Tacoma Intl
Seattle/Tacoma Intl
From ฿636
Reykjavik
Reykjavik
From ฿3,598

Airline reviews for flights from Portland

Get insights into the airlines that provide service from Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Portland. In the last 7 days, Cheapflights users made a total of 17,341 searches.
See what other customers who have flown with STARLUX Airlines, Korean Air, andANA from Portland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
Check prices

Boarding

9.0

Entertainment

9.0

Food

8.9

Comfort

9.0

Overall

9.0

Crew

9.3

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

Boarding

9.0

Entertainment

9.0

Food

8.9

Comfort

9.0

Overall

9.0

Crew

9.3

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
1,102 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Boarding

9.0

Entertainment

9.0

Food

8.9

Comfort

9.0

Overall

9.0

Crew

9.3

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.
ANA
8.4
Very Good
887 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Boarding

9.0

Entertainment

9.0

Food

8.9

Comfort

9.0

Overall

9.0

Crew

9.3

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
1,504 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Boarding

9.0

Entertainment

9.0

Food

8.9

Comfort

9.0

Overall

9.0

Crew

9.3

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.
China Airlines
8.3
Very Good
744 reviews
STARLUX Airlines
9.0
Wonderful
Check prices

Boarding

9.0

Entertainment

9.0

Food

8.9

Comfort

9.0

Overall

9.0

Crew

9.3

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.

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Related info for your journey

Access useful and relevant information related to your journey from Portland. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 5 July 2025.

  • What are the most popular destinations to fly to from Portland?

    The most selected flight destinations from Portland for the current month are Boston, Chicago, Burbank. While Boston, Chicago, Atlanta are the top choices made by travellers year-round.

  • What is the cheapest flight from Portland to anywhere?

    Users have flown out of Portland for as low as ฿7,486 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿46,506 to fly from Portland.

  • What is the cheapest premium economy flight from Portland?

    If you're looking for an elevated level of comfort for your next adventure, premium economy flights from Portland may suit your needs. The cheapest premium economy flights from Portland are:
    Fly Portland to Houston George Bush Intcntl Airport from ฿32,546
    Fly Portland to London Heathrow Airport from ฿75,466

  • What is the cheapest month to fly from Portland?

    At the present moment the cheapest month to fly from Portland is currently July; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Portland?

    Here are some of the cheapest flight destinations from Portland:
    Fly from Portland to Bangkok from ฿26,885

  • How does Cheapflights help users find flights from Portland?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from 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 Portland?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland.

  • Can Cheapflights find flights from Portland with no change fees?

    Yes! Cheapflights helps users easily find flights from Portland with no change fees.

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

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

See more FAQs

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How does Cheapflights help users find flights from Portland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from 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 Portland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland.

Can Cheapflights find flights from Portland with no change fees?

Yes! Cheapflights helps users easily find flights from Portland with no change fees.

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

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

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