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฿4,132+ 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 7/11. 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
15 Nov — 22 Nov1
1 adult
1 adult, Economy

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 16 October 2025.

Good round-trip deal

฿72,015 or less
Price to beat on a round-trip flight from Portland.
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Find flights from Portland

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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 16 October 2025.

Sun 2/1110:30PDX - BKK
2 stops35h 35mChina Airlines
Sat 15/1102:35BKK - PDX
2 stops46h 05mChina Airlines
Deal found 15/10฿26,548
Wed 19/1107:20PDX - BKK
2 stops42h 25mChina Airlines
Sat 14/317:50BKK - PDX
2 stops29h 45mChina Airlines
Deal found 15/10฿26,581
Wed 4/219:38PDX - BKK
2 stops25h 57mSTARLUX Airlines
Tue 17/213:45BKK - PDX
2 stops21h 58mSTARLUX Airlines
Deal found 15/10฿26,613
Tue 17/314:50PDX - BKK
2 stops31h 45mMultiple Airlines
Sat 4/413:10BKK - PDX
2 stops23h 11mMultiple Airlines
Deal found 14/10฿26,678
Tue 3/219:38PDX - BKK
2 stops25h 57mSTARLUX Airlines
Wed 18/213:45BKK - PDX
2 stops19h 14mSTARLUX Airlines
Deal found 14/10฿26,743
Sat 1/1121:30PDX - BKK
2 stops49h 35mChina Airlines
Thu 13/1102:35BKK - PDX
2 stops34h 59mChina Airlines
Deal found 15/10฿26,776
Tue 4/1117:55PDX - BKK
2 stops40h 40mChina Airlines
Mon 17/1102:35BKK - PDX
2 stops46h 05mChina Airlines
Deal found 15/10฿26,808
Sun 2/1110:30PDX - BKK
2 stops24h 05mMultiple Airlines
Tue 4/1102:35BKK - PDX
2 stops46h 05mMultiple Airlines
Deal found 15/10฿26,841
Tue 6/120:32PDX - BKK
2 stops28h 58mSTARLUX Airlines
Tue 20/113:45BKK - PDX
2 stops20h 11mSTARLUX Airlines
Deal found 14/10฿26,906
Sun 1/314:40PDX - HKT
2 stops26h 10mSingapore Airlines
Mon 9/320:15HKT - PDX
2 stops30h 21mSingapore Airlines
Deal found 15/10฿26,938
Wed 19/1117:30PDX - BKK
2 stops28h 05mMultiple Airlines
Sat 14/317:40BKK - PDX
2 stops30h 07mMultiple Airlines
Deal found 14/10฿27,004
Thu 6/1114:50PDX - BKK
2 stops43h 45mMultiple Airlines
Sat 15/1102:35BKK - PDX
2 stops46h 05mMultiple Airlines
Deal found 14/10฿27,069

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 16 October 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Sun 1/3

14:40-07:50

2 stops26h 10m

Phuket City

Mon 9/3

20:15-12:36

2 stops30h 21m

฿26,938

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Wed 7/1

07:14-10:25

2 stops36h 11m

Chiang Mai

Wed 11/2

11:25-10:47

2 stops38h 22m

฿27,947

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 2/2

13:35-11:25

3 stops30h 50m

Bangkok Suvarnabhumi

Tue 17/2

16:55-12:30

3 stops34h 35m

฿27,980

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 17/11

13:00-11:25

3 stops31h 25m

Bangkok Suvarnabhumi

Wed 26/11

16:55-10:53

3 stops32h 58m

฿27,980

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Fri 30/1

15:50-11:25

3 stops28h 35m

Bangkok Suvarnabhumi

Fri 20/2

16:55-12:30

3 stops34h 35m

฿27,980

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 31/1

13:35-11:25

3 stops30h 50m

Bangkok Suvarnabhumi

Fri 20/2

16:55-12:30

3 stops34h 35m

฿27,980

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Tue 20/1

17:50-10:10

2 stops25h 20m

Phuket City

Tue 27/1

20:15-16:50

2 stops35h 35m

฿28,077

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 29/10

07:30-11:25

2 stops37h 55m

Bangkok Suvarnabhumi

Wed 19/11

16:55-10:53

3 stops32h 58m

฿28,272

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 3/2

07:45-11:25

2 stops36h 40m

Bangkok Suvarnabhumi

Tue 17/2

16:55-14:48

3 stops36h 53m

฿28,272

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sun 1/2

15:50-11:25

3 stops28h 35m

Bangkok Suvarnabhumi

Thu 19/2

16:55-22:59

2 stops21h 04m

฿28,272

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 55 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 10 October 2025.

Booking 87 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 ฿7,027). Flying from Portland in June will prove the most costly (average of ฿31,851). 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 (486 flights per day), Los Angeles (464 flights per day) and San Francisco (400 flights per day).

Los Angeles
Los Angeles
From ฿72,015

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 ฿72,015. Explore other affordable destinations below.

Los Angeles
Los Angeles
From ฿72,015

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Direct flights from Oregon

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Direct flights from Bozeman

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 16 October 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, Austin. 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 ฿72,015 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿72,232 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 ฿32,728
    Fly Portland to London Heathrow Airport from ฿75,890

  • 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 ฿24,271

  • 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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Fly with Cheapflights

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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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