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$187+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOS
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
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 junio 18, 2025.

Round-trip from

$342
(Kiwi.com)

One-way from

$187
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$616

Good round-trip deal

$532 or less

Good one-way deal

$282 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. 15% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
jue. 10/169:05 pmBIO - BOS
1 stop30h 10mMultiple Airlines
jue. 10/3011:40 pmBOS - BIO
1 stop9h 55mMultiple Airlines
Deal found 6/17$342
This lol.travel deal was found by Cheapflights users on 6/17. 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.
jue. 10/1612:15 pmBIO - BOS
1 stop13h 35mTAP AIR PORTUGAL
dom. 11/26:05 pmBOS - BIO
1 stop18h 30mTAP AIR PORTUGAL
Deal found 6/17$371
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/48:00 amPMI - BOS
1 stop19h 15mMultiple Airlines
lun. 9/811:00 pmBOS - PMI
1 stop13h 30mMultiple Airlines
Deal found 6/16$378
This oojo deal was found by Cheapflights users on 6/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/256:35 amAGP - BOS
1 stop19h 15mTAP AIR PORTUGAL
sáb. 10/410:45 pmBOS - AGP
1 stop9h 55mTAP AIR PORTUGAL
Deal found 6/17$382
This Booking.com deal was found by Cheapflights users on 6/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/16:30 amAGP - BOS
1 stop20h 45mVueling
mar. 10/711:00 pmBOS - AGP
1 stop18h 35mVueling
Deal found 6/17$394
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/178:30 pmALC - BOS
1 stop30h 45mMultiple Airlines
sáb. 11/1510:40 pmBOS - ALC
1 stop13h 00mMultiple Airlines
Deal found 6/16$440
This Expedia deal was found by Cheapflights users on 6/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2712:40 pmAGP - BOS
1 stop12h 05mAer Lingus
sáb. 9/65:30 pmBOS - AGP
1 stop12h 00mAer Lingus
Deal found 6/17$440
This Air Canada deal was found by Cheapflights users on 6/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/245:50 amBCN - BOS
2 stops14h 48mMultiple Airlines
dom. 11/303:20 pmBOS - BCN
1 stop12h 15mMultiple Airlines
Deal found 6/17$441
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/2412:10 pmBCN - BOS
1 stop15h 15mUnited Airlines
dom. 11/28:30 pmBOS - BCN
1 stop34h 35mUnited Airlines
Deal found 6/18$445
This Air Canada deal was found by Cheapflights users on 6/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/245:50 amBCN - BOS
2 stops17h 08mAir Canada
dom. 11/3012:55 pmBOS - BCN
2 stops14h 40mAir Canada
Deal found 6/17$447
This Iberia deal was found by Cheapflights users on 6/17. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/246:10 pmBCN - BOS
Nonstop8h 45mIberia
dom. 11/3010:40 pmBOS - BCN
Nonstop7h 15mIberia
Deal found 6/17$451
This Iberia deal was found by Cheapflights users on 6/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/291:40 pmALC - BOS
1 stop12h 10mIberia
sáb. 11/84:45 pmBOS - ALC
1 stop9h 50mIberia
Deal found 6/16$462

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 junio 18, 2025.
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

jue. 10/16

9:05 pm-9:15 pm

1 stop30h 10m

Boston Logan Intl

jue. 10/30

11:40 pm-2:35 pm

1 stop9h 55m

$342

BilbaoBoston

BIO - BOS

BIOBOS

Bilbao

jue. 10/16

12:15 pm-7:50 pm

1 stop13h 35m

Boston Logan Intl

dom. 11/2

6:05 pm-6:35 pm

1 stop18h 30m

$371

Palma de MallorcaBoston

PMI - BOS

PMIBOS

Palma de Mallorca Son Sant Joan

jue. 9/4

8:00 am-9:15 pm

1 stop19h 15m

Boston Logan Intl

lun. 9/8

11:00 pm-6:30 pm

1 stop13h 30m

$378

MálagaBoston

AGP - BOS

AGPBOS

Malaga

jue. 9/25

6:35 am-7:50 pm

1 stop19h 15m

Boston Logan Intl

sáb. 10/4

10:45 pm-2:40 pm

1 stop9h 55m

$382

MálagaBoston

AGP - BOS

AGPBOS

Malaga

mié. 10/1

6:30 am-9:15 pm

1 stop20h 45m

Boston Logan Intl

mar. 10/7

11:00 pm-11:35 pm

1 stop18h 35m

$394

MálagaBoston

AGP - BOS

AGPBOS

Malaga

mié. 8/27

12:40 pm-6:45 pm

1 stop12h 05m

Boston Logan Intl

sáb. 9/6

5:30 pm-11:30 am

1 stop12h 00m

$440

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

dom. 8/17

8:30 pm-9:15 pm

1 stop30h 45m

Boston Logan Intl

sáb. 11/15

10:40 pm-5:40 pm

1 stop13h 00m

$440

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

vie. 10/24

12:10 pm-9:25 pm

1 stop15h 15m

Boston Logan Intl

dom. 11/2

8:30 pm-1:05 pm

1 stop34h 35m

$445

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

lun. 11/24

5:50 am-4:58 pm

2 stops17h 08m

Boston Logan Intl

dom. 11/30

12:55 pm-9:35 am

2 stops14h 40m

$447

BarcelonaBoston

BCN - BOS

BCNBOS

Barcelona-El Prat

lun. 11/24

6:10 pm-8:55 pm

Nonstop8h 45m

Boston Logan Intl

dom. 11/30

10:40 pm-11:55 am

Nonstop7h 15m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

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, January is the cheapest month in which you can book a flight from Spain to Boston (average of $218). Flying from Spain to Boston in June is currently the most expensive (average of $306). 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 junio 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spain to Boston as you normally would.

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 junio 18, 2025.

The most flights from ES0 to BOS 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).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 junio 18, 2025.
Get a feel of what it's like to fly with Delta, KLM and Azores Airlines from Spain to Boston by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,364 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
804 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,292 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

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 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.

  • 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 $204. Users have also found prices from $235 and $316 on Vueling and TAP AIR PORTUGAL, 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 Alicante - 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 (95%), Qatar Airways (95%), Finnair( 95%).

  • What are the cheapest flights from Spain to Boston?

    Looking at all options, your cheapest flight can be booked for $377. While the most popular route (Madrid Barajas - Boston Logan Intl) can be booked for $340 on average our data indicates $1,036 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, January is the cheapest month in which you can book a flight from Spain to Boston (average of $218). Flying from Spain to Boston in June is currently the most expensive (average of $306). 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 Spain?

Book flights to Spain if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea
Lincoln

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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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Alicante to Boston flights

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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$259Average$504FlexibilityNo cancel feeOn-time88%
LEVELCheapest$290Average$539FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$487FlexibilityNo cancel feeOn-time69%
IberiaCheapest$333Average$605FlexibilityNo cancel feeOn-time77%
DeltaCheapest$339Average$632FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$347Average$578FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$358Average$703FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$387Average$645FlexibilityNo cancel feeOn-time77%
FinnairCheapest$443Average$543FlexibilityNo cancel feeOn-time76%
SWISSCheapest$465Average$695FlexibilityNo cancel feeOn-time79%

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