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$419+ Cheap flights from Portland, ME (PWM) to Barcelona

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BCN
Dec 8 — Dec 151
Mon 12/8
Mon 12/15
1 adult, Economy
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Find flight deals from Portland to Barcelona

Cheapest flights from Portland to Barcelona
Explore the most affordable flight options available from Portland to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 8, 2025.

This KLM deal was found by Cheapflights users on 11/6. 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 11/101:25 pmPWM - BCN
1 stop13h 15mKLM
Wed 11/1910:55 amBCN - PWM
1 stop17h 24mKLM
Deal found 11/6$424
This KLM deal was found by Cheapflights users on 11/5. 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 12/26:15 amPWM - BCN
1 stop19h 45mKLM
Tue 12/910:15 amBCN - PWM
1 stop19h 44mKLM
Deal found 11/5$434
This Delta deal was found by Cheapflights users on 11/6. 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 11/101:25 pmPWM - BCN
1 stop13h 15mDelta
Wed 11/1910:55 amBCN - PWM
2 stops31h 13mDelta
Deal found 11/6$438
This Delta deal was found by Cheapflights users on 11/5. 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 12/26:15 amPWM - BCN
2 stops20h 35mDelta
Tue 12/910:15 amBCN - PWM
2 stops31h 58mDelta
Deal found 11/5$457
This KLM deal was found by Cheapflights users on 11/6. 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.
Sat 12/66:15 amPWM - BCN
1 stop19h 45mKLM
Sat 12/1310:15 amBCN - PWM
1 stop19h 44mKLM
Deal found 11/6$484
This KLM deal was found by Cheapflights users on 11/6. 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.
Sat 12/62:34 pmPWM - BCN
2 stops14h 36mMultiple Airlines
Sat 12/1310:15 amBCN - PWM
1 stop19h 44mMultiple Airlines
Deal found 11/6$487
This Air Canada deal was found by Cheapflights users on 11/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:46 pmPWM - BCN
2 stops31h 49mMultiple Airlines
Tue 12/95:50 amBCN - PWM
3 stops18h 52mMultiple Airlines
Deal found 11/5$695
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 12/66:00 amPWM - BCN
3 stops20h 20mUnited Airlines
Sat 12/1310:30 amBCN - PWM
2 stops18h 42mUnited Airlines
Deal found 11/6$737
This Air Canada deal was found by Cheapflights users on 11/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:00 amPWM - BCN
3 stops23h 55mAir Canada
Tue 12/95:50 amBCN - PWM
3 stops18h 52mAir Canada
Deal found 11/5$803
This Delta deal was found by Cheapflights users on 11/7. 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 12/235:45 amPWM - BCN
1 stop20h 55mDelta
Tue 12/3010:15 amBCN - PWM
1 stop32h 05mDelta
Deal found 11/7$1,204

Cheap flight deals from Portland to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Barcelona (S37). 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 November 8, 2025.

Round-trip from

$434
(KLM)

One-way from

$419
(KLM)

Popular in

June

Cheapest in

August

Average price

$1,505
From Portland to Barcelona
Search Deals
One-way flight from Portland to Barcelona
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Barcelona 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 November 8, 2025.
Use the filters below to find and compare flights from Portland to Barcelona that are best for you.

Fly from

Portland

Fly to

Barcelona

Route

Depart

Return

Price

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Wed 2/4

2:35 pm-8:00 am

1 stop11h 25m

Barcelona-El Prat

Wed 2/11

10:55 am-10:29 pm

1 stop17h 34m

$434

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 12/2

6:15 am-8:00 am

1 stop19h 45m

Barcelona-El Prat

Tue 12/9

10:15 am-11:59 pm

1 stop19h 44m

$434

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 12/2

2:34 pm-8:00 am

1 stop11h 26m

Barcelona-El Prat

Tue 12/9

10:15 am-12:13 pm

2 stops31h 58m

$438

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Wed 2/4

2:35 pm-8:00 am

1 stop11h 25m

Barcelona-El Prat

Wed 2/11

10:55 am-12:00 pm

2 stops31h 05m

$438

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Sat 12/6

6:15 am-8:00 am

1 stop19h 45m

Barcelona-El Prat

Sat 12/13

10:15 am-11:59 pm

1 stop19h 44m

$484

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Sat 12/6

2:34 pm-11:10 am

2 stops14h 36m

Barcelona-El Prat

Sat 12/13

10:15 am-11:59 pm

1 stop19h 44m

$487

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Wed 1/7

6:17 am-8:50 am

2 stops20h 33m

Barcelona-El Prat

Sun 1/18

10:55 am-10:29 pm

1 stop17h 34m

$537

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Fri 2/27

6:30 am-8:00 am

1 stop19h 30m

Barcelona-El Prat

Sat 3/7

10:15 am-12:20 am

1 stop20h 05m

$600

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 1/1

5:45 am-8:40 am

1 stop20h 55m

$419

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 1/1

5:45 am-10:25 am

2 stops22h 40m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/7

Showing 1-10 of 11 results
1
2

Best time to book a flight from Portland to Barcelona

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

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

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Barcelona (average of $275). Flying from Portland, Maine to Barcelona in June is currently the most expensive (average of $412). 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 BCN?

Find hourly flight availability from Portland to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 8, 2025.

It’s optimal to fly from Portland, Maine to Barcelona in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated November 8, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Portland to Barcelona to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,009 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,009 reviews
United Airlines
7.4
Good
9,009 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,044 reviews
United Airlines
7.4
Good
9,009 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    If you book a flight to Barcelona from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PWM) is located 2.9 mi from the center of Portland. There are 0 flights from Portland to Barcelona per day from 2 different airlines.

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

    Departing from Portland, Maine to Barcelona will take you 11h 25m. Portland, Maine and Barcelona are separated by a distance of 3569 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Portland, Maine to Barcelona round-trip?

    According to our current data, American Airlines ($637), and United Airlines ($637) offers the cheapest pricing from Portland, Maine to Barcelona. American Airlines is currently priced 46% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at $419. Delta flights start at $428 while deals on Air Canada start at $829 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Barcelona (average of $275). Flying from Portland, Maine to Barcelona in June is currently the most expensive (average of $412). 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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Alternative routes for Portland to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Barcelona-El Prat flights
Boston to Reus flights
Boston to Costa Brava flights
Portland to Barcelona-El Prat flights
Bangor to Barcelona-El Prat flights

Top 2 airlines flying from Portland to Barcelona

Discover the top 2 airlines that operate flights from Portland to Barcelona. 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 November 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$637Average$1,390FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$637Average$1,203FlexibilityNo cancel feeOn-time69%

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