HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$275+ 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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOS
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Spain to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 11, 2026.

This LEVEL deal was found by Cheapflights users on 6/7. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:35 am
ALC
-
BOS
1 stop20h 30m
LEVEL
Sun 9/1311:35 pm
BOS
-
ALC
1 stop28h 10m
LEVEL
Deal found 6/7$349
This LEVEL deal was found by Cheapflights users on 6/8. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm
AGP
-
BOS
1 stop12h 30m
LEVEL
Sun 10/411:35 pm
BOS
-
AGP
1 stop19h 50m
LEVEL
Deal found 6/8$361
This LEVEL deal was found by Cheapflights users on 6/10. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm
AGP
-
BOS
1 stop12h 30m
LEVEL
Wed 9/3010:55 pm
BOS
-
AGP
1 stop19h 55m
LEVEL
Deal found 6/10$365
This LEVEL deal was found by Cheapflights users on 6/9. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:10 pm
BIO
-
BOS
1 stop31h 55m
LEVEL
Wed 9/3010:55 pm
BOS
-
BIO
1 stop13h 50m
LEVEL
Deal found 6/9$378
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 9/17:35 pm
BIO
-
BOS
1 stop31h 30m
Multiple Airlines
Wed 9/3010:55 pm
BOS
-
BIO
1 stop33h 10m
Multiple Airlines
Deal found 6/9$417
This Iberia deal was found by Cheapflights users on 6/10. 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.
Wed 10/143:15 pm
IBZ
-
BOS
1 stop11h 50m
Iberia
Sun 10/1811:35 pm
BOS
-
IBZ
1 stop12h 45m
Iberia
Deal found 6/10$423
This Iberia deal was found by Cheapflights users on 6/11. 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 9/106:35 am
ALC
-
BOS
1 stop20h 30m
Iberia
Wed 9/169:05 pm
BOS
-
ALC
1 stop10h 00m
Iberia
Deal found 6/11$427
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 10/147:20 am
VLC
-
BOS
1 stop19h 45m
Multiple Airlines
Sun 10/1811:35 pm
BOS
-
VLC
2 stops40h 00m
Multiple Airlines
Deal found 6/6$438
This Iberia deal was found by Cheapflights users on 6/9. 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.
Wed 9/211:35 am
BIO
-
BOS
1 stop15h 30m
Iberia
Tue 9/295:40 pm
BOS
-
BIO
1 stop23h 35m
Iberia
Deal found 6/9$441
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 9/289:40 pm
GRX
-
BOS
2 stops53h 25m
Multiple Airlines
Sun 10/1111:35 pm
BOS
-
GRX
1 stop27h 05m
Multiple Airlines
Deal found 6/6$443
This Iberia deal was found by Cheapflights users on 6/6. 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.
Wed 9/96:35 am
ALC
-
BOS
1 stop20h 30m
Iberia
Sun 9/1311:35 pm
BOS
-
ALC
1 stop17h 40m
Iberia
Deal found 6/6$444
This Iberia deal was found by Cheapflights users on 6/7. 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.
Tue 10/209:20 pm
AGP
-
BOS
1 stop29h 45m
Iberia
Sat 10/316:00 pm
BOS
-
AGP
1 stop9h 30m
Iberia
Deal found 6/7$447

Find flight deals from Spain to Boston

Keep the following information in mind while searching for Spain to Boston flight deals. Data was last updated June 11, 2026.

Round-trip from

$349
(LEVEL)

One-way from

$275
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$607

Good round-trip deal

$610 or less

Good one-way deal

$511 or less
From Spain to Boston Logan Intl
Search Deals
One-way flight from Spain to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Spain to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Spain to Boston Logan Intl.
Search Deals

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 June 11, 2026.
Use the filters below to find and compare flights from Spain to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BilbaoBoston

BIO - BOS

BIOBOS

Bilbao

Wed 9/2

7:10 pm-9:05 pm

1 stop31h 55m

Boston Logan Intl

Wed 9/30

10:55 pm-6:45 pm

1 stop13h 50m

$378

IbizaBoston

IBZ - BOS

IBZBOS

Ibiza

Wed 10/14

7:00 am-9:05 pm

1 stop20h 05m

Boston Logan Intl

Sun 10/18

11:35 pm-11:40 pm

1 stop18h 05m

$423

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

Thu 9/10

6:35 am-9:05 pm

1 stop20h 30m

Boston Logan Intl

Wed 9/16

9:05 pm-1:05 pm

1 stop10h 00m

$427

GranadaBoston

GRX - BOS

GRXBOS

Granada Federico Garcia Lorca

Mon 9/28

9:40 pm-9:05 pm

2 stops53h 25m

Boston Logan Intl

Sun 10/11

11:35 pm-8:40 am

1 stop27h 05m

$443

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

Thu 9/10

9:15 am-7:50 pm

1 stop16h 35m

Boston Logan Intl

Wed 9/16

11:35 am-8:40 am

2 stops15h 05m

$469

SevilleBoston

SVQ - BOS

SVQBOS

Sevilla

Thu 11/12

1:25 pm-9:40 am

2 stops26h 15m

Boston Logan Intl

Mon 11/16

9:30 pm-12:45 pm

1 stop9h 15m

$472

BilbaoBoston

BIO - BOS

BIOBOS

Bilbao

Wed 9/9

9:15 am-4:10 pm

1 stop12h 55m

Boston Logan Intl

Sun 9/13

5:28 pm-8:30 am

2 stops33h 02m

$474

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

Wed 9/9

9:15 am-7:30 pm

1 stop16h 15m

Boston Logan Intl

Sun 9/13

5:28 pm-1:05 pm

2 stops37h 37m

$475

MálagaBoston

AGP - BOS

AGPBOS

Malaga

Thu 7/9

12:40 pm-6:50 pm

1 stop12h 10m

Boston Logan Intl

Wed 7/22

9:15 pm-5:20 pm

1 stop14h 05m

$487

AlicanteBoston

ALC - BOS

ALCBOS

Alicante

Wed 9/9

6:35 am-9:05 pm

1 stop20h 30m

Boston Logan Intl

Sun 9/13

9:20 pm-1:05 pm

1 stop9h 45m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, October is the cheapest month in which you can book a flight from Spain to Boston (average of $151). Flying from Spain to Boston in July is currently the most expensive (average of $1,003). 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 June 11, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 29% 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 June 11, 2026.

The most flights from ES0 to BOS are scheduled on a Monday (14 on average). You will have fewer flight options on Tuesday, 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 141 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?

Tuesday 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 4% of flights being delayed.

How far ahead should I book a flight from Spain to Boston?

The price you pay for your flight from Spain to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 June 11, 2026.
Peruse reviews from past customers who have flown with Delta,TAP AIR PORTUGAL, andIberia 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
8,400 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.9
Good
8,400 reviews
Delta
7.9
Good
8,400 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
TAP AIR PORTUGAL
7.2
Good
2,274 reviews
Delta
7.9
Good
8,400 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Iberia
7.0
Good
3,232 reviews
Delta
7.9
Good
8,400 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

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 5 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 30m. Fly via LEVEL, Iberia, or British Airways to get the fastest option. Spain and Boston are separated by a distance of 3474 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 $151 and $155 on LEVEL and LEVEL, respectively.

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

    Most travelers choose Barcelona-El Prat - Boston Logan Intl, Madrid Barajas - 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 (90%), Aer Lingus (90%), Finnair( 90%).

  • What are the cheapest flights from Spain to Boston?

    Looking at all options, your cheapest flight can be booked for $432. While the most popular route (Barcelona-El Prat - Boston Logan Intl) can be booked for $288 on average, our data indicates $1,076 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, October is the cheapest month in which you can book a flight from Spain to Boston (average of $151). Flying from Spain to Boston in July is currently the most expensive (average of $1,003). 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
Waltham
Cambridge
Concord
Hampton Beach
Brockton
Watertown
Seekonk
Cranston
Warwick
Peabody
Auburn
York Beach
Chelsea
Londonderry
Swansea
Old Orchard Beach
Lowell
Smithfield
Braintree
Sandwich

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 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 June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$245Average$565FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$339Average$630FlexibilityNo cancel feeOn-time77%
LEVELCheapest$351Average$533FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$400Average$657FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$443Average$780FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$449Average$775FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$462Average$696FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$469Average$636FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$478Average$670FlexibilityNo cancel feeOn-time70%
KLMCheapest$482Average$677FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.