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$446+ Cheap flights from Portland, ME (PWM) to Spain

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — MAD
apr 16 — apr 231
gio 4/16
gio 4/23
1 adult, Economy
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Cheap flight deals from Portland to Spain

Cheapest flights from Portland to Spain
Explore the most affordable flight options available from Portland to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 17, 2026.

This United Airlines deal was found by Cheapflights users on 3/13. 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.
ven 12/49:34 am
PWM
-
BCN
1 stop16h 46m
United Airlines
mar 12/81:35 pm
BCN
-
PWM
2 stops32h 34m
United Airlines
Deal found 3/13$647
This American Airlines deal was found by Cheapflights users on 3/13. 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.
dom 8/168:01 am
PWM
-
MAD
1 stop19h 34m
American Airlines
mer 8/2611:45 am
MAD
-
PWM
1 stop17h 00m
American Airlines
Deal found 3/13$687
This Delta deal was found by Cheapflights users on 3/12. 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.
lun 4/202:51 pm
PWM
-
MAD
1 stop13h 04m
Delta
gio 4/3012:45 pm
MAD
-
PWM
1 stop16h 38m
Delta
Deal found 3/12$688
This United Airlines deal was found by Cheapflights users on 3/12. 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.
lun 4/206:33 pm
PWM
-
MAD
2 stops30h 17m
United Airlines
mar 4/285:55 am
MAD
-
PWM
2 stops18h 42m
United Airlines
Deal found 3/12$691
This Delta deal was found by Cheapflights users on 3/12. 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.
mar 4/2112:46 pm
PWM
-
MAD
2 stops15h 09m
Delta
gio 4/3012:45 pm
MAD
-
PWM
2 stops31h 26m
Delta
Deal found 3/12$692
This United Airlines deal was found by Cheapflights users on 3/12. 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.
mer 4/223:22 pm
PWM
-
MAD
2 stops14h 28m
United Airlines
mar 4/285:55 am
MAD
-
PWM
2 stops18h 42m
United Airlines
Deal found 3/12$696
This KAYAK deal was found by Cheapflights users on 3/12. 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.
mer 9/166:30 am
PWM
-
BCN
2 stops45h 05m
Scandinavian Airlines
sab 9/267:00 pm
BCN
-
PWM
2 stops34h 59m
Scandinavian Airlines
Deal found 3/12$696
This United Airlines deal was found by Cheapflights users on 3/12. 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.
lun 4/206:33 pm
PWM
-
MAD
2 stops30h 17m
United Airlines
mer 4/295:55 am
MAD
-
PWM
2 stops21h 45m
United Airlines
Deal found 3/12$697
This British Airways deal was found by Cheapflights users on 3/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 4/157:07 am
PWM
-
MAD
1 stop19h 13m
Multiple Airlines
mer 4/2210:35 am
MAD
-
PWM
2 stops18h 52m
Multiple Airlines
Deal found 3/16$701
This United Airlines deal was found by Cheapflights users on 3/12. 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.
mer 4/223:22 pm
PWM
-
MAD
2 stops19h 23m
United Airlines
mer 4/2911:15 am
MAD
-
PWM
1 stop29h 03m
United Airlines
Deal found 3/12$702
This United Airlines deal was found by Cheapflights users on 3/12. 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.
dom 4/197:15 pm
PWM
-
MAD
2 stops30h 50m
United Airlines
mer 4/295:55 am
MAD
-
PWM
2 stops21h 45m
United Airlines
Deal found 3/12$703
This British Airways deal was found by Cheapflights users on 3/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 8/163:03 pm
PWM
-
MAD
2 stops15h 37m
Multiple Airlines
mer 8/2611:45 am
MAD
-
PWM
1 stop17h 00m
Multiple Airlines
Deal found 3/15$712

Find flight deals from Portland to Spain

Keep the following information in mind while searching for Portland to Spain flight deals. Data was last updated marzo 17, 2026.

Round-trip from

$687
(American Airlines)

One-way from

$446
(Kiwi.com)

Popular in

July

Cheapest in

February
From Portland to Spain
Search Deals
One-way flight from Portland to Spain
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($57 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Spain 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 marzo 17, 2026.
Use the filters below to find and compare flights from Portland to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMadrid

PWM - MAD

PWMMAD

Portland

lun 4/27

2:12 pm-8:05 am

1 stop11h 53m

Madrid Barajas

lun 5/4

12:45 pm-9:19 pm

2 stops38h 34m

$718

PortlandMadrid

PWM - MAD

PWMMAD

Portland

dom 4/12

7:07 am-8:20 am

1 stop19h 13m

Madrid Barajas

dom 4/19

11:45 am-11:27 pm

1 stop17h 42m

$721
Quickest round-trip

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

dom 4/26

2:51 pm-8:45 am

1 stop11h 54m

Barcelona-El Prat

dom 5/3

3:15 pm-12:46 am

1 stop15h 31m

$727

PortlandBarcelona

PWM - BCN

PWMBCN

Portland

dom 4/26

2:12 pm-8:20 am

1 stop12h 08m

Barcelona-El Prat

dom 5/3

8:00 am-7:04 pm

2 stops17h 04m

$731

PortlandMadrid

PWM - MAD

PWMMAD

Portland

lun 4/27

2:51 pm-9:55 am

1 stop13h 04m

Madrid Barajas

lun 5/4

12:45 pm-11:23 pm

1 stop16h 38m

$738

PortlandMadrid

PWM - MAD

PWMMAD

Portland

lun 4/20

3:22 pm-9:00 am

1 stop11h 38m

Madrid Barajas

lun 4/27

8:25 am-6:58 pm

2 stops16h 33m

$738

PortlandMadrid

PWM - MAD

PWMMAD

Portland

gio 4/23

2:51 pm-9:55 am

1 stop13h 04m

Madrid Barajas

mar 4/28

12:45 pm-11:02 am

2 stops28h 17m

$742

PortlandMadrid

PWM - MAD

PWMMAD

Portland

mar 4/28

2:12 pm-8:05 am

1 stop11h 53m

Madrid Barajas

mar 5/5

8:25 am-7:04 pm

2 stops16h 39m

$744

PortlandMadrid

PWM - MAD

PWMMAD

Portland

mer 4/22

3:22 pm-11:50 am

2 stops14h 28m

Madrid Barajas

lun 4/27

8:25 am-6:58 pm

2 stops16h 33m

$746

PortlandMadrid

PWM - MAD

PWMMAD

Portland

gio 4/30

7:07 am-8:20 am

1 stop19h 13m

Madrid Barajas

gio 5/7

11:45 am-11:22 pm

1 stop17h 37m

$794

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Portland to Spain

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

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

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Spain (average of $275). Flying from Portland, Maine to Spain in June is currently the most expensive (average of $415). 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.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated marzo 17, 2026.
Read through reviews of airlines operating flights from Portland to Spain, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,431 reviews

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,431 reviews
United Airlines
7.4
Good
9,431 reviews

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

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

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

    A quick flight from Portland, Maine to Spain can take about 11h 53m. United Airlines provides one of the quickest options available for as low as $718. The distance between Portland, Maine and Spain is about 3334 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 Spain?

    Most travelers choose Portland - Madrid Barajas, Portland - Barcelona-El Prat or Portland - Sevilla when deciding on the best route from Portland, Maine to Spain.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Spain (average of $275). Flying from Portland, Maine to Spain in June is currently the most expensive (average of $415). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Portland to Spain

Discover the top airline that operate flights from Portland to Spain. 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 marzo 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$637Average$1,231FlexibilityNo cancel feeOn-time69%

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