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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 25 — Jan 11
Thu 12/25
Thu 1/1
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 25, 2025.

This United Airlines deal was found by Cheapflights users on 11/23. 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.
Tue 12/232:14 pmPWM - BCN
2 stops37h 21mUnited Airlines
Tue 12/301:35 pmBCN - PWM
2 stops54h 39mUnited Airlines
Deal found 11/23$1,374
This KAYAK deal was found by Cheapflights users on 11/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:46 pmPWM - BCN
2 stops32h 49mMultiple Airlines
Tue 12/308:30 pmBCN - PWM
2 stops27h 56mMultiple Airlines
Deal found 11/23$1,516
This Delta deal was found by Cheapflights users on 11/23. 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 12/231:03 pmPWM - BCN
2 stops22h 02mDelta
Tue 12/3010:15 amBCN - PWM
1 stop32h 05mDelta
Deal found 11/23$1,600
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:45 amPWM - BCN
1 stop20h 55mKLM
Tue 12/3010:55 amBCN - PWM
1 stop17h 48mKLM
Deal found 11/23$2,244
This Air Canada deal was found by Cheapflights users on 11/23. 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 12/236:00 amPWM - BCN
3 stops21h 35mAir Canada
Tue 12/305:50 amBCN - PWM
3 stops23h 32mAir Canada
Deal found 11/23$2,628

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 25, 2025.

Round-trip from

$484
(Delta)

One-way from

$419
(Delta)

Popular in

June

Cheapest in

August

Average price

$1,424
From Portland to Barcelona
Search Deals
One-way flight from Portland to Barcelona
Search Deals
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 25, 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

6:17 am-8:00 am

1 stop19h 43m

Barcelona-El Prat

Tue 2/3

10:15 am-12:20 am

1 stop20h 05m

$484

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 2/10

2:35 pm-11:10 am

2 stops14h 35m

Barcelona-El Prat

Tue 2/24

10:55 am-11:04 pm

1 stop18h 09m

$487

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 2/10

5:30 am-8:40 am

1 stop21h 10m

Barcelona-El Prat

Tue 2/24

10:55 am-11:06 pm

1 stop18h 11m

$649

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Fri 2/27

12:43 pm-9:00 am

1 stop14h 17m

Barcelona-El Prat

Sat 3/7

12:30 pm-10:24 am

1 stop27h 54m

$789

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 1/1

5:45 am-7:15 am

1 stop19h 30m

$419

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 1/1

5:45 am-8:40 am

1 stop20h 55m

$419

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Sat 12/6

7:46 pm-5:15 pm

2 stops15h 29m

$553

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Sat 4/18

2:35 pm-6:00 am

1 stop33h 25m

$631

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Fri 4/17

6:30 am-6:00 am

1 stop17h 30m

$678

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Fri 4/17

4:50 pm-2:50 pm

2 stops16h 00m

$682

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 11 results
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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 $413). 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 25, 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.

How much does it cost to fly round-trip from Portland, Maine to Barcelona?

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 25, 2025.
Peruse reviews from past customers who have flown with United 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
9,046 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

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

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

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 1 airline.

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

    Departing from Portland, Maine to Barcelona will take you 19h 43m. Portland, Maine and Barcelona are separated by a distance of 3569 mi.

  • What is the cheapest airline to fly from Portland, Maine to Barcelona round-trip?

    According to our current data, United Airlines ($637), offers the cheapest pricing from Portland, Maine to Barcelona. United 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 $413). 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.
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Boston to Reus flights
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Portland to Barcelona-El Prat flights
Bangor to Barcelona-El Prat flights

Top airline flying from Portland to Barcelona

Discover the top airline 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$637Average$1,203FlexibilityNo cancel feeOn-time69%

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