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$493+ 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
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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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 September 15, 2025.

Round-trip from

$560
(Air Canada)

One-way from

$493
(United Airlines)

Popular in

June

Cheapest in

August

Average price

$1,203
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. 15% potential increase in price ($222 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 15, 2025.

This Air Canada deal was found by Cheapflights users on 9/14. 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.
Mon 11/36:00 amPWM - BCN
2 stops21h 35mAir Canada
Wed 11/121:35 pmBCN - PWM
2 stops39h 42mAir Canada
Deal found 9/14$560
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 11/36:00 amPWM - BCN
2 stops21h 35mUnited Airlines
Wed 11/1210:30 amBCN - PWM
1 stop19h 29mUnited Airlines
Deal found 9/14$583
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:15 pmPWM - BCN
2 stops14h 40mAmerican Airlines
Thu 11/612:30 pmBCN - PWM
2 stops17h 29mAmerican Airlines
Deal found 9/15$587
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 11/36:00 amPWM - BCN
2 stops21h 35mUnited Airlines
Thu 11/1310:30 amBCN - PWM
1 stop29h 34mUnited Airlines
Deal found 9/14$588
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 11/36:00 amPWM - BCN
2 stops21h 35mUnited Airlines
Tue 11/113:05 pmBCN - PWM
1 stop29h 07mUnited Airlines
Deal found 9/14$589
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/288:50 amPWM - BCN
1 stop19h 10mAmerican Airlines
Tue 11/411:00 amBCN - PWM
2 stops18h 59mAmerican Airlines
Deal found 9/13$595
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 11/63:00 pmPWM - BCN
1 stop12h 00mUnited Airlines
Fri 11/1411:00 amBCN - PWM
1 stop12h 48mUnited Airlines
Deal found 9/14$633
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/143:15 pmPWM - BCN
1 stop11h 45mUnited Airlines
Sun 10/198:00 amBCN - PWM
2 stops21h 59mUnited Airlines
Deal found 9/13$642
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 11/62:38 pmPWM - BCN
2 stops20h 27mDelta
Thu 11/1310:15 amBCN - PWM
1 stop19h 39mDelta
Deal found 9/14$662
This Air France deal was found by Cheapflights users on 9/14. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:38 pmPWM - BCN
2 stops14h 32mAir France
Wed 11/1210:15 amBCN - PWM
1 stop19h 39mAir France
Deal found 9/14$677

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 September 15, 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

Tue 11/4

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Tue 11/11

1:35 pm-11:17 pm

2 stops39h 42m

$560

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 11/4

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Fri 11/14

11:00 am-5:48 pm

1 stop12h 48m

$583

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Thu 10/30

12:14 pm-9:00 am

1 stop15h 46m

Barcelona-El Prat

Thu 11/6

12:30 pm-10:54 pm

1 stop16h 24m

$583

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Wed 11/5

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Fri 11/14

11:00 am-5:48 pm

1 stop12h 48m

$583

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Mon 11/3

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Wed 11/12

10:30 am-11:59 pm

1 stop19h 29m

$583

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Mon 11/3

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Fri 11/14

11:00 am-5:48 pm

1 stop12h 48m

$583

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 11/4

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Wed 11/12

10:30 am-6:59 pm

1 stop14h 29m

$583

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Tue 11/4

1:27 pm-2:00 pm

2 stops18h 33m

Barcelona-El Prat

Thu 11/13

10:15 am-11:54 pm

1 stop19h 39m

$587

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Mon 11/3

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Thu 11/13

10:30 am-10:04 am

1 stop29h 34m

$588

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

Wed 11/5

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Tue 11/11

3:05 pm-2:12 pm

1 stop29h 07m

$589

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 15 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, January is the cheapest month in which you can book a flight from Portland, Maine to Barcelona (average of $523). Flying from Portland, Maine to Barcelona in June is currently the most expensive (average of $1,059). 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 September 15, 2025.

It’s optimal to fly from Portland, Maine to Barcelona in the afternoon. By choosing this option you can save up to 12% 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 September 15, 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
8,929 reviews

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,929 reviews

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 15h 46m. 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.

  • 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, January is the cheapest month in which you can book a flight from Portland, Maine to Barcelona (average of $523). Flying from Portland, Maine to Barcelona in June is currently the most expensive (average of $1,059). 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
Portland to Barcelona-El Prat flights
Bangor to Barcelona-El Prat flights
Boston to Costa Brava flights
Boston to Reus 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$637Average$1,505FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$637Average$1,203FlexibilityNo cancel feeOn-time69%

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