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$220+ 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MAD
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Round-trip from

$330
(lol.travel)

One-way from

$220
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$475

Good round-trip deal

$462 or less

Good one-way deal

$299 or less
From Boston Logan Intl to Spain
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One-way flight from Boston Logan Intl to Spain
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Highest demand for flights based on searches. 15% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 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 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 January 8, 2026.

This lol.travel deal was found by Cheapflights users on 1/8. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1810:40 pmBOS - VLC
1 stop15h 20mFinnair
Tue 2/37:30 amVLC - BOS
1 stop19h 25mFinnair
Deal found 1/8$330
This Finnair deal was found by Cheapflights users on 1/7. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1810:40 pmBOS - VLC
1 stop15h 20mMultiple Airlines
Tue 2/37:30 amVLC - BOS
1 stop19h 25mMultiple Airlines
Deal found 1/7$339
This Iberia deal was found by Cheapflights users on 1/7. 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 3/310:40 pmBOS - AGP
1 stop11h 15mIberia
Tue 3/109:25 amAGP - BOS
1 stop17h 30mIberia
Deal found 1/7$340
This Expedia deal was found by Cheapflights users on 1/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/24:45 pmBOS - AGP
1 stop9h 45mIberia
Thu 2/266:45 amAGP - BOS
1 stop20h 10mIberia
Deal found 1/6$341
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 2/189:50 pmBOS - VLC
1 stop15h 10mMultiple Airlines
Tue 2/241:25 pmVLC - BOS
2 stops33h 56mMultiple Airlines
Deal found 1/5$341
This Iberia deal was found by Cheapflights users on 1/7. 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.
Wed 2/44:45 pmBOS - VLC
1 stop10h 20mIberia
Tue 2/106:05 amVLC - BOS
1 stop15h 10mIberia
Deal found 1/7$342
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2212:26 pmBOS - AGP
2 stops14h 04mAmerican Airlines
Tue 3/101:20 pmAGP - BOS
1 stop12h 30mAmerican Airlines
Deal found 1/7$344
This Travelocity deal was found by Cheapflights users on 1/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:40 pmBOS - AGP
1 stop18h 40mIberia
Mon 3/29:00 pmAGP - BOS
2 stops24h 15mIberia
Deal found 1/6$346
This American Airlines deal was found by Cheapflights users on 1/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/187:15 pmBOS - VLC
1 stop14h 35mAmerican Airlines
Tue 2/36:05 amVLC - BOS
1 stop15h 10mAmerican Airlines
Deal found 1/8$346
This Expedia deal was found by Cheapflights users on 1/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/24:45 pmBOS - AGP
1 stop9h 45mIberia
Mon 3/99:00 pmAGP - BOS
2 stops24h 15mIberia
Deal found 1/6$347
This Expedia deal was found by Cheapflights users on 1/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/24:45 pmBOS - VLC
2 stops13h 00mIberia
Tue 3/107:30 amVLC - BOS
1 stop19h 25mIberia
Deal found 1/7$348
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/227:15 pmBOS - AGP
1 stop16h 35mMultiple Airlines
Tue 3/101:20 pmAGP - BOS
1 stop12h 30mMultiple Airlines
Deal found 1/7$349

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 January 8, 2026.
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

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Mon 3/2

10:40 pm-8:00 pm

1 stop15h 20m

Valencia

Tue 3/10

7:30 am-9:55 pm

1 stop19h 25m

$339

BostonMálaga

BOS - AGP

BOSAGP

Boston Logan Intl

Sun 2/22

7:15 pm-5:50 pm

1 stop16h 35m

Malaga

Tue 3/10

1:20 pm-8:50 pm

1 stop12h 30m

$349

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Sun 3/8

7:30 pm-12:00 pm

1 stop11h 30m

Valencia

Mon 3/16

8:20 pm-2:20 pm

1 stop23h 00m

$359

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Mon 2/16

8:00 am-12:00 pm

2 stops22h 00m

Valencia

Tue 2/24

6:05 am-1:40 pm

1 stop13h 35m

$362

BostonMálaga

BOS - AGP

BOSAGP

Boston Logan Intl

Wed 2/25

1:04 pm-12:20 pm

2 stops17h 16m

Malaga

Mon 3/2

4:25 pm-1:20 pm

1 stop26h 55m

$365

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Tue 2/17

7:10 pm-9:05 am

1 stop31h 55m

Valencia

Mon 2/23

10:45 am-1:25 pm

1 stop32h 40m

$372

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Wed 3/18

8:30 am-11:15 am

1 stop21h 45m

Valencia

Mon 3/23

4:55 pm-5:15 pm

1 stop29h 20m

$372

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Wed 3/18

8:30 am-11:15 am

1 stop21h 45m

Valencia

Tue 3/24

5:10 pm-8:45 pm

1 stop32h 35m

$372

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Wed 2/18

2:00 pm-12:00 pm

2 stops16h 00m

Valencia

Tue 2/24

6:00 am-6:20 pm

2 stops18h 20m

$374

BostonValencia

BOS - VLC

BOSVLC

Boston Logan Intl

Sun 2/15

9:30 am-4:10 pm

2 stops24h 40m

Valencia

Tue 2/24

6:05 am-1:40 pm

1 stop13h 35m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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, September is the cheapest month in which you can book a flight from Boston to Spain (average of $275). Flying from Boston to Spain in June is currently the most expensive (average of $414). 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 January 8, 2026.

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 January 8, 2026.

The most flights from BOS to ES0 are scheduled on a Monday (12 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from Boston to Spain delayed?

About 9% of weekly flights between Boston and Spain have experienced delays in the past year, with the average delay time being 140 minutes.

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

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

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

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

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

Over the last year, Iberia have had the lowest number of delays on this route, with just 6% of flights being delayed.

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 January 8, 2026.
See what other customers who have flown with American Airlines, Vueling, and TAP AIR PORTUGAL 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.
American Airlines
7.2
Good
11,097 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Entertainment

6.9

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,097 reviews
American Airlines
7.2
Good
11,097 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Entertainment

6.9

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
Vueling
7.1
Good
1,222 reviews
American Airlines
7.2
Good
11,097 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Entertainment

6.9

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
TAP AIR PORTUGAL
7.1
Good
2,111 reviews
American Airlines
7.2
Good
11,097 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Entertainment

6.9

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
Iberia
7.0
Good
3,076 reviews
American Airlines
7.2
Good
11,097 reviews

Boarding

7.5

Crew

8.0

Food

6.4

Entertainment

6.9

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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 134 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Boston to Spain?

    For as low as $362, Delta can have you in Spain from Boston in 22h. Airlines will cover a distance of 3575 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $129 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on LEVEL and Iberia, with prices starting from $130 and $156, 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 (88%), Qatar Airways (88%), Aer Lingus( 88%).

  • What are the cheapest flights from Boston to Spain?

    The cheapest flight price from Boston to Spain is $306. On average you can expect to pay $928. The most popular route, (Boston Logan Intl - Madrid Barajas), can usually be booked for $308.

  • 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, September is the cheapest month in which you can book a flight from Boston to Spain (average of $275). Flying from Boston to Spain in June is currently the most expensive (average of $414). 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.

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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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$308Average$483FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$333Average$670FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$344Average$730FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$345Average$536FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$348Average$531FlexibilityNo cancel feeOn-time76%
VuelingCheapest$350Average$862FlexibilityNo cancel feeOn-time88%
IcelandairCheapest$353Average$434FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$355Average$614FlexibilityNo cancel feeOn-time77%
KLMCheapest$361Average$650FlexibilityNo cancel feeOn-time75%
SWISSCheapest$372Average$654FlexibilityNo cancel feeOn-time79%

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