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$214+ Cheap flights from Boston (BOS) 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MAD
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Boston to Spain

Keep the following information in mind while searching for Boston to Spain flight deals. Data was last updated July 1, 2025.

Round-trip from

$216
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$664

Good round-trip deal

$393 or less

Good one-way deal

$259 or less
From Boston Logan Intl to Spain
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($119 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Spain.
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Price to beat on a one-way flight from Boston Logan Intl to Spain.
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Find flight deals from Boston to Spain

Cheapest flights from Boston to Spain
Explore the most affordable flight options available from Boston to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/118:05 pmBOS - BIO
1 stop15h 45mLufthansa
Sat 11/1511:35 amBIO - BOS
1 stop13h 00mLufthansa
Deal found 6/30$216
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:05 pmBOS - VLC
1 stop25h 05mMultiple Airlines
Thu 10/306:00 amVLC - BOS
2 stops20h 27mMultiple Airlines
Deal found 7/1$358
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 9/1010:20 amBOS - BCN
1 stop15h 30mUnited Airlines
Wed 9/2412:10 pmBCN - BOS
2 stops30h 33mUnited Airlines
Deal found 7/1$361
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/96:40 pmBOS - BCN
1 stop31h 10mMultiple Airlines
Wed 8/278:00 pmBCN - BOS
1 stop25h 25mMultiple Airlines
Deal found 7/1$362
This oojo deal was found by Cheapflights users on 7/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:40 pmBOS - BCN
1 stop20h 50mTAP AIR PORTUGAL
Fri 8/2911:25 amBCN - BOS
1 stop32h 55mTAP AIR PORTUGAL
Deal found 7/1$363
This Finnair deal was found by Cheapflights users on 7/1. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:30 pmBOS - BCN
1 stop9h 30mFinnair
Tue 9/306:30 pmBCN - BOS
Nonstop8h 45mFinnair
Deal found 7/1$364
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/144:30 pmBOS - VLC
1 stop10h 35mIberia
Tue 10/287:30 amVLC - BOS
1 stop19h 25mIberia
Deal found 6/30$364
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/108:50 pmBOS - BCN
1 stop11h 55mIcelandair
Fri 10/3111:45 amBCN - BOS
1 stop12h 00mIcelandair
Deal found 7/1$365
This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/149:20 pmBOS - BIO
1 stop13h 35mIberia
Tue 10/211:30 pmBIO - BOS
1 stop12h 20mIberia
Deal found 6/30$367
This Air Canada deal was found by Cheapflights users on 6/30. 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 8/106:40 pmBOS - BCN
1 stop31h 10mAir Canada
Fri 9/197:50 amBCN - BOS
2 stops31h 40mAir Canada
Deal found 6/30$369
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Sun 8/3111:00 pmBOS - BCN
Nonstop7h 15mIberia
Mon 9/156:30 pmBCN - BOS
Nonstop8h 45mIberia
Deal found 7/1$371
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Wed 9/249:40 pmBOS - BIO
1 stop16h 30mSWISS
Thu 10/29:00 pmBIO - BOS
1 stop24h 25mSWISS
Deal found 6/29$374

Cheapflights Fare Finder

Customize your flight search to find flights from Boston 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 July 1, 2025.
Use the filters below to find and compare flights from Boston to Spain that are best for you.

Fly from

Boston

Fly to

Spain

Route

Depart

Return

Price

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Fri 7/11

8:05 pm-5:50 pm

1 stop15h 45m

Bilbao

Sat 11/15

11:35 am-6:35 pm

1 stop13h 00m

$216

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Wed 10/15

5:05 pm-12:10 am

1 stop25h 05m

Valencia

Thu 10/30

6:00 am-9:27 pm

2 stops20h 27m

$358

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Wed 9/10

10:20 am-7:50 am

1 stop15h 30m

Barcelona-El Prat

Wed 9/24

12:10 pm-12:43 pm

2 stops30h 33m

$361

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Wed 9/10

6:00 am-7:50 am

1 stop19h 50m

Barcelona-El Prat

Wed 9/24

2:55 pm-7:55 pm

1 stop11h 00m

$362

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Tue 8/19

10:40 pm-1:30 am

1 stop20h 50m

Barcelona-El Prat

Fri 8/29

11:25 am-2:20 pm

1 stop32h 55m

$363

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sun 8/10

6:50 am-7:15 am

1 stop18h 25m

Barcelona-El Prat

Fri 9/19

9:00 am-4:00 pm

1 stop13h 00m

$364

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Tue 10/14

4:30 pm-9:05 am

1 stop10h 35m

Valencia

Tue 10/28

7:30 am-9:55 pm

1 stop19h 25m

$364

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 10/14

9:20 pm-4:55 pm

1 stop13h 35m

Bilbao

Tue 10/21

1:30 pm-7:50 pm

1 stop12h 20m

$367

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sat 8/16

6:40 pm-7:50 am

1 stop31h 10m

Barcelona-El Prat

Fri 9/19

7:50 am-9:30 am

2 stops31h 40m

$369

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Sun 8/31

11:00 pm-12:15 pm

Nonstop7h 15m

Barcelona-El Prat

Mon 9/15

6:30 pm-9:15 pm

Nonstop8h 45m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 60 results
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Best time to book a flight from Boston to Spain

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

What is the cheapest month to book a flight from Boston to Spain?

Currently, November is the cheapest month in which you can book a flight from Boston to Spain (average of $543). Flying from Boston to Spain in June is currently the most expensive (average of $1,054). 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 BOS to ES?

Find hourly flight availability from Boston to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

When flying from Boston to Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Boston to Spain

Explore weekly flight availability from Boston to Spain. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 1, 2025.

The most flights from BOS to ES0 are scheduled on a Monday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

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 July 1, 2025.
See what other customers who have flown with Delta, KLM, and Azores Airlines from Boston to Spain have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
807 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,301 reviews
Delta
8.0
Very good
7,973 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    If you book a flight to Spain from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How popular is this Boston to Spain flight route?

    The Boston Logan Intl to Spain flight path was viewed by 60 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Boston to Spain one-way?

    $222 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Vueling and TAP AIR PORTUGAL, with prices starting from $222 and $289, respectively.

  • What are the most popular routes from Boston to Spain?

    When deciding which route to take from Boston to Spain consider Boston Logan Intl - Madrid Barajas, Boston Logan Intl - Barcelona-El Prat or Boston Logan Intl - Malaga as they are the most popular.

  • What are the most reliable airlines from Boston to Spain?

    Before booking your flight to Spain from Boston, check out the most reliable airlines to get you to your destination on time: American Airlines (92%), Qatar Airways (92%), Finnair( 92%).

  • What are the cheapest flights from Boston to Spain?

    The cheapest flight price from Boston to Spain is $349. On average you can expect to pay $2,489. The most popular route, (Boston Logan Intl - Madrid Barajas), can usually be booked for $137.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Boston to Spain (average of $543). Flying from Boston to Spain in June is currently the most expensive (average of $1,054). 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 Boston to Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Spain

Discover the top 10 airlines that operate flights from Boston 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Azores AirlinesCheapest$265Average$289FlexibilityNo cancel feeOn-time74%
PLAYCheapest$308Average$348FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$344Average$781FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$344Average$843FlexibilityNo cancel feeOn-time88%
IcelandairCheapest$355Average$494FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$355Average$750FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$359Average$619FlexibilityNo cancel feeOn-time77%
KLMCheapest$361Average$770FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$391Average$759FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$395Average$610FlexibilityNo cancel feeOn-time76%

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