฿4,955+ Cheap flights from Portland, Maine

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/7. 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.
PWM — BKK
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags

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 29 June 2026. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 13/9

06:00-23:55

2 stops30h 55m

Bangkok Suvarnabhumi

Wed 30/9

03:15-23:52

2 stops31h 37m

฿33,722

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 24/9

06:00-23:55

2 stops30h 55m

Bangkok Suvarnabhumi

Sun 27/9

03:15-23:52

2 stops31h 37m

฿34,487

PortlandPhuket City

PWM - HKT

PWMHKT

Portland

Thu 17/9

06:00-06:40

2 stops37h 40m

Phuket City

Mon 21/9

21:20-23:52

2 stops37h 32m

฿35,484

PortlandPhuket City

PWM - HKT

PWMHKT

Portland

Tue 11/8

09:08-06:40

2 stops34h 32m

Phuket City

Tue 18/8

15:20-22:00

2 stops41h 40m

฿35,551

PortlandPhuket City

PWM - HKT

PWMHKT

Portland

Sat 26/9

06:00-23:50

2 stops54h 50m

Phuket City

Tue 29/9

15:20-23:52

2 stops43h 32m

฿35,684
Fastest return journey

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 13/9

15:37-09:35

3 stops30h 58m

Bangkok Suvarnabhumi

Thu 1/10

15:45-10:02

3 stops29h 17m

฿46,426

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 13/8

17:03-09:35

3 stops29h 32m

Bangkok Suvarnabhumi

Thu 20/8

15:45-15:51

3 stops59h 06m

฿59,163

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Sun 9/8

20:15-04:35

2 stops45h 20m

Bangkok Suvarnabhumi

Thu 20/8

15:45-15:51

3 stops59h 06m

฿59,396

PortlandBangkok

PWM - BKK

PWMBKK

Portland

Thu 24/9

06:00-09:35

3 stops40h 35m

Bangkok Suvarnabhumi

Mon 28/9

07:00-20:00

2 stops24h 00m

฿61,790

PortlandPhuket City

PWM - HKT

PWMHKT

Portland

Tue 11/8

13:25-07:25

2 stops55h 00m

Phuket City

Tue 18/8

08:25-13:45

3 stops40h 20m

฿70,802

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Portland

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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

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

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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 29 June 2026.

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

    The most selected flight destinations from Portland, Maine for the current month are Denver, New York, Orlando Airport. While Orlando Airport, New York, Denver are the top choices made by travellers year-round.

  • 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?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best 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?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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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?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best 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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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