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$206+ Cheap flights from Spain to Boston (BOS)

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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOS
Feb 18 — Feb 251
Wed 2/18
Wed 2/25
1 adult, Economy
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Cheap flight deals from Spain to Boston

Keep the following information in mind while searching for Spain to Boston flight deals. Data was last updated January 19, 2026.

Round-trip from

$336
(Kiwi.com)

One-way from

$206
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$574

Good round-trip deal

$502 or less

Good one-way deal

$351 or less
From Spain to Boston Logan Intl
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One-way flight from Spain to Boston Logan Intl
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Highest demand for flights based on searches. 11% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Spain to Boston Logan Intl.
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Price to beat on a one-way flight from Spain to Boston Logan Intl.
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Find flight deals from Spain to Boston

Cheapest flights from Spain to Boston
Explore the most affordable flight options available from Spain to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 19, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Mon 3/911:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/18$336
This Kiwi.com deal was found by Cheapflights users on 1/17. 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.
Sat 2/76:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Mon 2/2310:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/17$337
This Kiwi.com deal was found by Cheapflights users on 1/17. 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.
Thu 2/56:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Mon 2/910:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/17$338
This Kiwi.com deal was found by Cheapflights users on 1/17. 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.
Thu 3/196:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Tue 4/710:50 pm
BOS
-
BCN
Nonstop7h 20m
LEVEL
Deal found 1/17$349
This Kiwi.com deal was found by Cheapflights users on 1/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:30 pm
BCN
-
BOS
Nonstop8h 35m
LEVEL
Tue 5/1210:50 pm
BOS
-
BCN
Nonstop7h 20m
LEVEL
Deal found 1/18$359
This Kiwi.com deal was found by Cheapflights users on 1/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Tue 3/1711:40 pm
BOS
-
BCN
Nonstop7h 15m
LEVEL
Deal found 1/18$360
This Kiwi.com deal was found by Cheapflights users on 1/17. 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.
Mon 4/66:30 pm
BCN
-
BOS
Nonstop8h 35m
LEVEL
Sat 4/1110:50 pm
BOS
-
BCN
Nonstop7h 20m
LEVEL
Deal found 1/17$361
This Kiwi.com deal was found by Cheapflights users on 1/17. 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 3/176:10 pm
BCN
-
BOS
Nonstop8h 45m
LEVEL
Sat 4/1110:50 pm
BOS
-
BCN
Nonstop7h 20m
LEVEL
Deal found 1/17$372
This lol.travel deal was found by Cheapflights users on 1/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:45 am
BIO
-
BOS
1 stop19h 05m
Finnair
Mon 3/29:20 pm
BOS
-
BIO
1 stop19h 55m
Finnair
Deal found 1/17$382
This Kiwi.com deal was found by Cheapflights users on 1/17. 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.
Mon 4/66:30 pm
BCN
-
BOS
Nonstop8h 35m
LEVEL
Fri 4/1010:50 pm
BOS
-
BCN
Nonstop7h 20m
LEVEL
Deal found 1/17$384
This Kiwi.com deal was found by Cheapflights users on 1/17. 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 3/36:10 pm
BCN
-
BOS
Nonstop8h 45m
Iberia
Tue 3/1011:40 pm
BOS
-
BCN
Nonstop7h 15m
Iberia
Deal found 1/17$386
This Iberia deal was found by Cheapflights users on 1/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:10 pm
BCN
-
BOS
Nonstop8h 45m
Iberia
Thu 2/1910:40 pm
BOS
-
BCN
Nonstop7h 15m
Iberia
Deal found 1/19$387

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spain to Boston 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 January 19, 2026.
Use the filters below to find and compare flights from Spain to Boston that are best for you.

Fly from

Spain

Fly to

Boston

Route

Depart

Return

Price

BilbaoBoston

BIO - BOS

BIOBOS

Bilbao

Mon 2/16

6:45 am-7:50 pm

1 stop19h 05m

Boston Logan Intl

Mon 3/2

9:20 pm-11:15 pm

1 stop19h 55m

$382

BilbaoBoston

BIO - BOS

BIOBOS

Bilbao

Mon 2/16

1:35 pm-7:50 pm

1 stop12h 15m

Boston Logan Intl

Mon 3/2

10:40 pm-10:55 pm

1 stop18h 15m

$399

SevilleBoston

SVQ - BOS

SVQBOS

Sevilla

Tue 3/3

9:10 am-7:50 pm

1 stop16h 40m

Boston Logan Intl

Tue 3/10

5:45 pm-8:30 am

1 stop9h 45m

$400

SevilleBoston

SVQ - BOS

SVQBOS

Sevilla

Thu 3/5

9:10 am-7:50 pm

1 stop16h 40m

Boston Logan Intl

Mon 3/9

10:20 pm-9:05 pm

1 stop17h 45m

$400

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

Thu 2/26

9:10 am-7:50 pm

1 stop16h 40m

Boston Logan Intl

Tue 3/3

4:45 pm-8:35 am

1 stop9h 50m

$401

SevilleBoston

SVQ - BOS

SVQBOS

Sevilla

Thu 3/5

6:30 am-8:10 pm

1 stop19h 40m

Boston Logan Intl

Mon 3/9

7:05 pm-9:15 am

1 stop9h 10m

$404

SevilleBoston

SVQ - BOS

SVQBOS

Sevilla

Wed 3/4

1:25 pm-7:50 pm

1 stop12h 25m

Boston Logan Intl

Wed 3/11

3:49 pm-12:45 pm

2 stops15h 56m

$405

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

Thu 2/26

9:10 am-7:50 pm

1 stop16h 40m

Boston Logan Intl

Tue 3/3

10:40 pm-7:25 am

1 stop26h 45m

$409

SevilleBoston

SVQ - BOS

SVQBOS

Sevilla

Wed 3/4

9:00 am-7:50 pm

2 stops16h 50m

Boston Logan Intl

Wed 3/11

3:49 pm-12:45 pm

2 stops15h 56m

$412

MálagaBoston

AGP - BOS

AGPBOS

Malaga

Wed 2/4

1:20 pm-7:50 pm

1 stop12h 30m

Boston Logan Intl

Tue 2/17

3:49 pm-8:30 am

2 stops34h 41m

$417

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

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

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

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

Currently, September is the cheapest month in which you can book a flight from Spain to Boston (average of $227). Flying from Spain to Boston in July is currently the most expensive (average of $390). 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 ES to BOS?

Find hourly flight availability from Spain to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 19, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Spain to Boston by exploring options for tickets in the evening.

Weekly flight availability from Spain to Boston

Explore weekly flight availability from Spain to Boston. 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 January 19, 2026.

The most flights from ES0 to BOS are scheduled on a Wednesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Spain to Boston delayed?

About 11% of weekly flights between Spain and Boston have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for Spain to Boston flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Spain to Boston flights?

Over the last year, Iberia have had the lowest number of delays on this route, with just 5% of flights being delayed.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated January 19, 2026.
Peruse reviews from past customers who have flown with Delta, TAP AIR PORTUGAL, and Iberia from Spain to Boston 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.
Delta
7.9
Good
8,077 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,077 reviews
Delta
7.9
Good
8,077 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
TAP AIR PORTUGAL
7.1
Good
2,122 reviews
Delta
7.9
Good
8,077 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,092 reviews
Delta
7.9
Good
8,077 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Spain. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How popular is this Spain to Boston flight route?

    Flights from Spain to Boston Logan Intl have been viewed 3 times in the past calendar month.

  • How long is the flight from Spain to Boston?

    There are many flights that can get you from Spain to Boston in 12h 15m. Fly via Finnair, Iberia, or American Airlines to get the fastest option. Spain and Boston are separated by a distance of 3348 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $150. Users have also found prices from $153 and $159 on LEVEL and LEVEL, respectively.

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

    Most travelers choose Madrid Barajas - Boston Logan Intl, Barcelona-El Prat - Boston Logan Intl or Valencia - Boston Logan Intl when deciding on the best route from Spain to Boston.

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

    Before booking your flight to Boston from Spain, check out the most reliable airlines to get you to your destination on time: American Airlines (86%), Qatar Airways (86%), Aer Lingus( 86%).

  • What are the cheapest flights from Spain to Boston?

    Looking at all options, your cheapest flight can be booked for $391. While the most popular route (Madrid Barajas - Boston Logan Intl) can be booked for $435 on average, our data indicates $1,240 when flying from Spain to Boston.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Spain to Boston (average of $227). Flying from Spain to Boston in July is currently the most expensive (average of $390). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seekonk
Brockton
Warwick
Seabrook
Cranston
Lincoln
Lowell
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Chelsea

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Alternative routes for Spain to Boston

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

Discover the top 10 airlines that operate flights from Spain to Boston. 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 January 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$245Average$673FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$459FlexibilityNo cancel feeOn-time69%
IberiaCheapest$333Average$631FlexibilityNo cancel feeOn-time77%
VuelingCheapest$346Average$556FlexibilityNo cancel feeOn-time88%
LEVELCheapest$350Average$533FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$355Average$784FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$387Average$754FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$394Average$694FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$400Average$616FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$470Average$709FlexibilityNo cancel feeOn-time77%

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