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฿4,341+ 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 6/8. 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
16 Jun — 23 Jun1
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 11 June 2025.

Good round-trip deal

฿9,015 or less

Good one-way deal

฿7,778 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 11 June 2025.

Sat 30/816:55PDX - CNX
2 stops39h 00mKorean Air
Sat 13/923:15CNX - PDX
2 stops28h 04mKorean Air
Deal found 11/6฿25,785
Mon 10/1115:30PDX - CNX
2 stops27h 55mChina Airlines
Wed 3/1211:25CNX - PDX
2 stops26h 54mChina Airlines
Deal found 11/6฿28,396
Thu 31/713:37PDX - BKK
2 stops48h 58mUnited Airlines
Wed 20/809:35BKK - PDX
2 stops37h 16mUnited Airlines
Deal found 11/6฿28,429
Mon 6/1022:00PDX - BKK
2 stops24h 00mSTARLUX Airlines
Wed 5/1113:45BKK - PDX
2 stops20h 05mSTARLUX Airlines
Deal found 11/6฿28,657
Thu 16/1017:55PDX - BKK
2 stops32h 25mChina Airlines
Mon 10/1110:55BKK - PDX
2 stops28h 03mChina Airlines
Deal found 10/6฿28,690
Fri 5/905:30PDX - HKT
2 stops26h 40mเดลต้า
Sun 21/923:25HKT - PDX
2 stops31h 41mเดลต้า
Deal found 11/6฿29,049
Thu 30/1017:10PDX - HKT
2 stops38h 30mKorean Air
Sat 8/1123:20HKT - PDX
2 stops36h 23mKorean Air
Deal found 9/6฿29,179
Tue 9/920:37PDX - CNX
2 stops29h 43mSTARLUX Airlines
Tue 2/1216:55CNX - PDX
2 stops40h 58mSTARLUX Airlines
Deal found 11/6฿29,277
Sat 15/1109:10PDX - BKK
2 stops23h 10mเดลต้า
Sat 6/1221:30BKK - PDX
2 stops34h 01mเดลต้า
Deal found 11/6฿29,343
Sun 23/1107:10PDX - BKK
2 stops23h 20mKorean Air
Sat 6/1201:00BKK - PDX
2 stops30h 31mKorean Air
Deal found 11/6฿29,538
Thu 31/709:47PDX - BKK
2 stops39h 43mANA
Wed 3/921:35BKK - PDX
2 stops31h 07mANA
Deal found 11/6฿29,702
Wed 9/714:30PDX - BKK
2 stops25h 30mMultiple Airlines
Wed 16/709:35BKK - PDX
2 stops27h 26mMultiple Airlines
Deal found 9/6฿30,942

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

Fly to

Suvarnabhumi

Route

Depart

Return

Price

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 30/8

16:55-21:55

2 stops39h 00m

Chiang Mai

Sat 13/9

23:15-13:19

2 stops28h 04m

฿25,785

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 10/11

15:30-10:25

2 stops27h 55m

Chiang Mai

Wed 3/12

11:25-23:19

2 stops26h 54m

฿28,396

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 31/7

13:37-04:35

2 stops48h 58m

Bangkok Suvarnabhumi

Wed 20/8

09:35-08:51

2 stops37h 16m

฿28,429

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 6/10

22:00-12:00

2 stops24h 00m

Bangkok Suvarnabhumi

Wed 5/11

13:45-18:50

2 stops20h 05m

฿28,657

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 16/10

17:55-16:20

2 stops32h 25m

Bangkok Suvarnabhumi

Mon 10/11

10:55-23:58

2 stops28h 03m

฿28,690

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Fri 5/9

05:30-22:10

2 stops26h 40m

Phuket City

Sat 20/9

23:25-17:06

2 stops31h 41m

฿29,049

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Thu 30/10

17:10-21:40

2 stops38h 30m

Phuket City

Sat 8/11

23:20-20:43

2 stops36h 23m

฿29,179

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 9/9

20:37-16:20

2 stops29h 43m

Chiang Mai

Tue 2/12

16:55-18:53

2 stops40h 58m

฿29,277

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 15/11

09:10-23:20

2 stops23h 10m

Bangkok Suvarnabhumi

Sat 6/12

21:30-16:31

2 stops34h 01m

฿29,343

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sun 23/11

07:10-21:30

2 stops23h 20m

Bangkok Suvarnabhumi

Sat 6/12

01:00-16:31

2 stops30h 31m

฿29,538

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 52 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 9 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 ฿6,528). Flying from Portland in December will prove the most costly (average of ฿32,607). 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 Chicago (353 flights per day), San Francisco (300 flights per day) and Los Angeles (293 flights per day).

Los Angeles
Los Angeles
From ฿231
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 ฿7,552. 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

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.
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.8

Crew

9.3

Overall

9.1

Comfort

9.0

Entertainment

8.9

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
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.8

Crew

9.3

Overall

9.1

Comfort

9.0

Entertainment

8.9

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.
EVA Air
8.4
Very Good
1,202 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.8

Crew

9.3

Overall

9.1

Comfort

9.0

Entertainment

8.9

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
1,088 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.8

Crew

9.3

Overall

9.1

Comfort

9.0

Entertainment

8.9

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
1,489 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.8

Crew

9.3

Overall

9.1

Comfort

9.0

Entertainment

8.9

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
738 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.8

Crew

9.3

Overall

9.1

Comfort

9.0

Entertainment

8.9

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 11 June 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, Nashville. 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 ฿7,552 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿46,918 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 ฿32,834
    Fly Portland to London Heathrow Airport from ฿76,134

  • What is the cheapest month to fly from Portland?

    At the present moment the cheapest month to fly from Portland is currently July; with December 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 ฿25,785

  • 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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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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