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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 18 — Dec 251
Thu 12/18
Thu 12/25
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 18, 2025.

This Booking.com deal was found by Cheapflights users on 11/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:01 pmPWM - BCN
2 stops56h 34mMultiple Airlines
Thu 1/88:30 pmBCN - PWM
2 stops28h 20mMultiple Airlines
Deal found 11/18$1,297
This American Airlines deal was found by Cheapflights users on 11/18. 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.
Sun 12/285:45 amPWM - BCN
1 stop21h 15mAmerican Airlines
Thu 1/812:30 pmBCN - PWM
1 stop16h 24mAmerican Airlines
Deal found 11/18$1,298
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Sun 12/285:30 amPWM - BCN
2 stops24h 35mUnited Airlines
Sun 1/45:50 amBCN - PWM
2 stops24h 09mUnited Airlines
Deal found 11/18$1,882
This Air Canada deal was found by Cheapflights users on 11/18. 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.
Sun 12/286:00 amPWM - BCN
3 stops22h 45mAir Canada
Sun 1/45:50 amBCN - PWM
3 stops18h 36mAir Canada
Deal found 11/18$3,379
This Air Canada deal was found by Cheapflights users on 11/18. 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.
Sun 12/286:00 amPWM - BCN
3 stops22h 45mAir Canada
Thu 1/86:45 amBCN - PWM
3 stops22h 45mAir Canada
Deal found 11/18$3,411
This Air Canada deal was found by Cheapflights users on 11/18. 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.
Sun 12/2810:19 amPWM - BCN
2 stops18h 26mMultiple Airlines
Sun 1/45:50 amBCN - PWM
3 stops18h 36mMultiple Airlines
Deal found 11/18$4,309

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 18, 2025.

Round-trip from

$462
(Delta)

One-way from

$419
(Delta)

Popular in

June

Cheapest in

August

Average price

$1,424
From Portland to Barcelona
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One-way flight from Portland to Barcelona
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Highest demand for flights based on searches. 20% potential increase in price ($286 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
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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 18, 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

Fri 1/30

2:35 pm-3:00 pm

2 stops18h 25m

Barcelona-El Prat

Tue 2/3

10:15 am-12:20 am

1 stop20h 05m

$462

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Sun 2/15

5:57 pm-8:00 am

1 stop32h 03m

Barcelona-El Prat

Mon 2/23

10:55 am-11:04 pm

1 stop18h 09m

$484

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Mon 2/16

2:35 pm-5:05 pm

2 stops20h 30m

Barcelona-El Prat

Mon 2/23

10:55 am-11:22 pm

2 stops18h 27m

$592

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Wed 1/7

6:16 am-8:50 am

2 stops20h 34m

Barcelona-El Prat

Sun 1/18

6:00 am-10:27 pm

2 stops22h 27m

$594

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-8:40 am

1 stop20h 55m

$419

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 1/1

6:00 am-12:05 pm

3 stops24h 05m

$981

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 1/1

1:03 pm-7:05 pm

3 stops24h 02m

$3,796

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

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 18, 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 18, 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
9,020 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

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
9,020 reviews
United Airlines
7.4
Good
9,020 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

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
11,046 reviews
United Airlines
7.4
Good
9,020 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

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 18h 25m. Portland, Maine and Barcelona are separated by a distance of 3569 mi.

  • 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 43% below the average price you’ll pay for this route.

  • 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$637Average$1,390FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$637Average$1,203FlexibilityNo cancel feeOn-time69%

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