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$412+ Cheap flights from Portland, ME (PWM) to Portugal

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
janv. 22 — janv. 291
mer. 1/22
mer. 1/29
1 adult, Economy
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Cheap flight deals from Portland to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Portugal (PT0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated janvier 17, 2025.

Round-trip from

$552
(CheapOair)

One-way from

$412
(Kiwi.com)
From Portland to Portugal
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One-way flight from Portland to Portugal
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Find flight deals from Portland to Portugal

Cheapest flights from Portland to Portugal
Explore the most affordable flight options available from Portland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 17, 2025.

This CheapOair deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/126:10 amPWM - LIS
2 stops23h 10mAir Canada
jeu. 3/2010:55 amLIS - PWM
2 stops40h 20mAir Canada
Deal found 1/16$552
This United deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/127:20 pmPWM - LIS
1 stop10h 55mMultiple Airlines
jeu. 3/2010:55 amLIS - PWM
2 stops16h 20mMultiple Airlines
Deal found 1/15$569
This United deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/126:00 amPWM - LIS
2 stops22h 10mUnited Airlines
mer. 3/196:10 amLIS - PWM
2 stops21h 05mUnited Airlines
Deal found 1/16$577
This KLM deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 1/303:02 pmPWM - LIS
1 stop11h 58mKLM
dim. 3/210:00 amLIS - PWM
1 stop18h 56mKLM
Deal found 1/16$632
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/124:03 pmPWM - OPO
2 stops19h 12mUnited Airlines
mar. 3/186:00 amOPO - PWM
2 stops21h 47mUnited Airlines
Deal found 1/15$646
This American Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/512:48 pmPWM - LIS
1 stop15h 07mAmerican Airlines
sam. 2/810:30 amLIS - PWM
1 stop14h 41mAmerican Airlines
Deal found 1/15$881
This Gurufare deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/172:35 pmPWM - LIS
2 stops37h 30mScandinavian Airlines
mer. 5/217:10 amLIS - PWM
2 stops21h 28mScandinavian Airlines
Deal found 1/15$982
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/172:35 pmPWM - LIS
1 stop12h 25mDelta
mer. 5/2110:00 amLIS - PWM
1 stop18h 38mDelta
Deal found 1/16$1,071
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 1/1912:00 pmPWM - PDL
2 stops14h 50mMultiple Airlines
mar. 1/214:50 pmPDL - PWM
2 stops22h 29mMultiple Airlines
Deal found 1/15$1,108
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/123:55 pmPWM - OPO
1 stop16h 05mMultiple Airlines
mar. 3/186:55 amOPO - PWM
2 stops20h 20mMultiple Airlines
Deal found 1/15$1,292
This KLM deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/312:35 pmPWM - OPO
2 stops15h 55mKLM
sam. 11/14:10 pmOPO - PWM
2 stops36h 35mKLM
Deal found 1/16$1,483

Find flights from Portland to Portugal within your budget

Customize your flight search to find flights from Portland to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated janvier 17, 2025.

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Fly to

Any airport

Route

Depart

Return

Price

PortlandLisbon

PWM - LIS

PWMLIS

Portland

mer. 3/12

6:10 am-9:20 am

2 stops23h 10m

Lisbon Humberto Delgado

jeu. 3/20

10:55 am-11:15 pm

2 stops40h 20m

$552

PortlandLisbon

PWM - LIS

PWMLIS

Portland

mer. 3/12

7:20 pm-10:15 am

1 stop10h 55m

Lisbon Humberto Delgado

mer. 3/19

10:15 am-6:39 pm

1 stop12h 24m

$569

PortlandLisbon

PWM - LIS

PWMLIS

Portland

mer. 3/12

6:00 am-8:10 am

2 stops22h 10m

Lisbon Humberto Delgado

jeu. 3/20

10:55 am-11:15 pm

2 stops16h 20m

$573

PortlandLisbon

PWM - LIS

PWMLIS

Portland

jeu. 1/30

3:02 pm-8:00 am

1 stop11h 58m

Lisbon Humberto Delgado

dim. 3/2

10:00 am-11:56 pm

1 stop18h 56m

$632

PortlandPorto

PWM - OPO

PWMOPO

Portland

mer. 3/12

4:03 pm-3:15 pm

2 stops19h 12m

Porto

mar. 3/18

6:00 am-11:47 pm

2 stops21h 47m

$646

PortlandLisbon

PWM - LIS

PWMLIS

Portland

mer. 2/5

12:48 pm-8:55 am

1 stop15h 07m

Lisbon Humberto Delgado

sam. 2/8

10:30 am-8:11 pm

1 stop14h 41m

$881

PortlandLisbon

PWM - LIS

PWMLIS

Portland

sam. 5/17

2:35 pm-9:05 am

2 stops37h 30m

Lisbon Humberto Delgado

mer. 5/21

7:10 am-11:38 pm

2 stops21h 28m

$982

PortlandLisbon

PWM - LIS

PWMLIS

Portland

sam. 5/17

2:35 pm-8:00 am

1 stop12h 25m

Lisbon Humberto Delgado

mer. 5/21

10:00 am-11:38 pm

1 stop18h 38m

$1,071

PortlandPorto

PWM - OPO

PWMOPO

Portland

mer. 3/12

3:55 pm-12:00 pm

1 stop16h 05m

Porto

mar. 3/18

6:55 am-11:15 pm

2 stops20h 20m

$1,292

PortlandLisbon

PWM - LIS

PWMLIS

Portland

lun. 7/14

11:53 am-6:25 pm

2 stops25h 32m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 16 results
1
2

Best time to book a flight from Portland to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Portland with our price prediction graph.
Estimated round-trip 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 to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Portugal (average of $612). Flying from Portland, Maine to Portugal in June is currently the most expensive (average of $1,247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PWM to PT?

Find hourly flight availability from Portland to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated janvier 17, 2025.

When flying from Portland, Maine to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated janvier 17, 2025.
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,965 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,308 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Portland to Portugal. 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 from for flights from Portland to Portugal?

    For a flight from Portland to Portugal, you will be flying from Portland. Portland (PWM) is just 2.9 mi from the center of the city.

  • What are the cheapest airlines to fly from Portland, Maine to Portugal one-way?

    The cheapest airlines for a one-way flight from Portland, Maine to Portugal are Air Canada ($452), Delta ($478), and United Airlines ($503).

  • What are the most popular routes from Portland, Maine to Portugal?

    The most popular flight routes from Portland, Maine to Portugal are Portland - Lisbon Humberto Delgado, Portland - Porto and Portland - Ponta Delgada Nordela.

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

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

  • How can I find direct flights from Portland to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Portland to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Portugal (average of $612). Flying from Portland, Maine to Portugal in June is currently the most expensive (average of $1,247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Portland to Portugal

Discover the top 2 airlines that operate flights from Portland to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated janvier 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$550Average$981FlexibilityNo cancel feeOn-time69%
DeltaCheapest$601Average$1,159FlexibilityNo cancel feeOn-timeN/A
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