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$277+ Cheap flights from Portland, ME (PWM) to Europe

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — CPH
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Portland to Europe

Keep the following information in mind while searching for Portland to Europe flight deals. Data was last updated September 17, 2025.

Round-trip from

$496
(Delta)

One-way from

$277
(Kiwi.com)
From Portland to Europe
Search Deals
One-way flight from Portland to Europe
Search Deals

Find flight deals from Portland to Europe

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

This KLM deal was found by Cheapflights users on 9/16. 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.
Sun 10/196:50 amPWM - DUB
1 stop21h 25mKLM
Tue 11/410:45 amDUB - PWM
1 stop18h 20mKLM
Deal found 9/16$496
This KLM deal was found by Cheapflights users on 9/17. 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.
Tue 11/112:30 pmPWM - DUB
1 stop13h 15mKLM
Tue 11/1810:45 amDUB - PWM
1 stop18h 09mKLM
Deal found 9/17$503
This KLM deal was found by Cheapflights users on 9/17. 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.
Tue 11/112:30 pmPWM - DUB
2 stops13h 50mMultiple Airlines
Tue 11/1810:45 amDUB - PWM
1 stop18h 09mMultiple Airlines
Deal found 9/17$507
This Delta deal was found by Cheapflights users on 9/16. 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.
Wed 11/196:00 amPWM - DUB
1 stop20h 45mDelta
Thu 11/279:45 amDUB - PWM
2 stops33h 22mDelta
Deal found 9/16$518
This Virgin Atlantic deal was found by Cheapflights users on 9/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:25 pmPWM - LHR
1 stop13h 25mVirgin Atlantic
Thu 11/209:00 amLHR - PWM
2 stops18h 19mVirgin Atlantic
Deal found 9/15$524
This Delta deal was found by Cheapflights users on 9/17. 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.
Tue 11/116:00 amPWM - LHR
1 stop19h 25mDelta
Fri 11/216:20 amLHR - PWM
2 stops22h 34mDelta
Deal found 9/17$525
This Delta deal was found by Cheapflights users on 9/17. 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.
Mon 11/102:30 pmPWM - LHR
1 stop12h 35mDelta
Tue 11/1810:00 amLHR - PWM
2 stops18h 54mDelta
Deal found 9/17$526
This KLM deal was found by Cheapflights users on 9/16. 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.
Mon 12/12:30 pmPWM - LIS
1 stop13h 30mKLM
Mon 12/810:00 amLIS - PWM
1 stop18h 59mKLM
Deal found 9/16$527
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/245:00 pmPWM - LHR
2 stops15h 30mDelta
Tue 9/309:00 amLHR - PWM
2 stops20h 34mDelta
Deal found 9/15$528
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:48 pmPWM - LHR
2 stops15h 32mDelta
Wed 11/1911:30 amLHR - PWM
2 stops17h 24mDelta
Deal found 9/15$529
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:48 pmPWM - LHR
2 stops15h 32mDelta
Thu 11/2011:45 amLHR - PWM
2 stops17h 09mDelta
Deal found 9/15$530
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/114:53 pmPWM - LHR
1 stop10h 52mKLM
Fri 11/218:55 amLHR - PWM
1 stop18h 24mKLM
Deal found 9/15$532

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Europe 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 September 17, 2025.
Use the filters below to find and compare flights from Portland to Europe that are best for you.

Fly from

Portland

Fly to

Europe

Route

Depart

Return

Price

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 10/19

6:50 am-9:15 am

1 stop21h 25m

Dublin

Tue 11/4

10:45 am-12:05 am

1 stop18h 20m

$496

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 10/19

6:01 am-8:45 am

2 stops21h 44m

Dublin

Tue 11/4

9:45 am-10:49 am

2 stops30h 04m

$496

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 11/11

6:00 am-7:45 am

2 stops20h 45m

Dublin

Tue 11/18

9:45 am-12:08 pm

2 stops31h 23m

$507

PortlandDublin

PWM - DUB

PWMDUB

Portland

Wed 11/19

6:00 am-7:45 am

1 stop20h 45m

Dublin

Thu 11/27

9:45 am-2:07 pm

2 stops33h 22m

$518

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 11/12

1:25 pm-7:50 am

1 stop13h 25m

London Heathrow

Thu 11/20

9:00 am-10:19 pm

2 stops18h 19m

$524

PortlandLondon

PWM - LHR

PWMLHR

Portland

Wed 11/12

1:25 pm-7:50 am

1 stop13h 25m

London Heathrow

Wed 11/19

11:30 am-11:54 pm

2 stops17h 24m

$524

PortlandLondon

PWM - LHR

PWMLHR

Portland

Tue 11/11

2:30 pm-9:35 am

1 stop14h 05m

London Heathrow

Wed 11/19

8:55 am-10:19 pm

2 stops18h 24m

$524

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 11/10

6:35 am-10:15 am

1 stop22h 40m

London Heathrow

Wed 11/19

9:00 am-11:54 pm

2 stops19h 54m

$525

PortlandLondon

PWM - LHR

PWMLHR

Portland

Mon 11/10

2:30 pm-10:15 am

1 stop14h 45m

London Heathrow

Thu 11/20

6:20 am-11:54 pm

2 stops22h 34m

$525

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Mon 12/1

2:30 pm-9:00 am

1 stop13h 30m

Lisbon Humberto Delgado

Mon 12/8

10:00 am-11:59 pm

1 stop18h 59m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 39 results
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Best time to book a flight from Portland to Europe

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

Cheapflights Insights

Everything you need to know about your flight from Portland to Europe

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

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Europe (average of $523). Flying from Portland, Maine to Europe in June is currently the most expensive (average of $911). 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 EU?

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Europe as you normally would.

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated September 17, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Portland to Europe have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.2
Good
2,914 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Most people fly from Portland (PWM) if they book a flight from Portland to Europe. Portland is conveniently located just 2.9 mi from Portland’s city center.

  • How long is the flight from Portland, Maine to Europe?

    KLM, Delta, and Virgin Atlantic can get you from Portland, Maine to Europe in just under 13h 25m. Your travel time can differ by up to 8h 19m. The distance between Portland, Maine and Europe is about 3173 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The most popular flight routes from Portland, Maine to Europe are Portland - London Heathrow, Portland - Rome Fiumicino and Portland - Lisbon Humberto Delgado.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Europe 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 Europe?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Europe (average of $523). Flying from Portland, Maine to Europe in June is currently the most expensive (average of $911). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Portland to Europe

Discover the top 4 airlines that operate flights from Portland to Europe. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$152Average$954FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$578Average$992FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$586Average$836FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$586Average$1,190FlexibilityNo cancel feeOn-time71%

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