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$201+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MAD
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
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 November 24, 2025.

Round-trip from

$363
(Cheapflightsfares)

One-way from

$201
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$508

Good round-trip deal

$457 or less

Good one-way deal

$271 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 ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 24, 2025.

This eDestinos deal was found by Cheapflights users on 11/23. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/304:45 pmBOS - ALC
1 stop10h 15mIberia
Fri 12/129:10 amALC - BOS
1 stop12h 05mIberia
Deal found 11/23$353
This FlightHub deal was found by Cheapflights users on 11/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:05 pmBOS - MAD
1 stop14h 00mTAP AIR PORTUGAL
Wed 12/176:00 pmMAD - BOS
1 stop32h 10mTAP AIR PORTUGAL
Deal found 11/23$405
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 12/16:05 pmBOS - MAD
1 stop14h 00mTAP AIR PORTUGAL
Fri 12/1210:20 amMAD - BOS
1 stop15h 50mTAP AIR PORTUGAL
Deal found 11/23$406
This Kiwi.com deal was found by Cheapflights users on 11/23. 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.
Fri 12/510:45 pmBOS - MAD
1 stop15h 35mTAP AIR PORTUGAL
Tue 12/99:10 pmMAD - BOS
1 stop23h 25mTAP AIR PORTUGAL
Deal found 11/23$407
This SWISS deal was found by Cheapflights users on 11/24. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:10 pmBOS - AGP
1 stop32h 00mSWISS
Sat 12/131:00 pmAGP - BOS
1 stop13h 00mSWISS
Deal found 11/24$414
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:25 pmBOS - BCN
1 stop29h 40mTAP AIR PORTUGAL
Wed 12/179:10 pmBCN - BOS
1 stop29h 00mTAP AIR PORTUGAL
Deal found 11/24$414
This oojo deal was found by Cheapflights users on 11/22. 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 12/26:05 pmBOS - MAD
1 stop11h 15mTAP AIR PORTUGAL
Wed 12/107:40 amMAD - BOS
1 stop12h 55mTAP AIR PORTUGAL
Deal found 11/22$414
This oojo deal was found by Cheapflights users on 11/21. 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.
Sun 11/3010:45 pmBOS - MAD
1 stop15h 35mTAP AIR PORTUGAL
Tue 12/167:40 amMAD - BOS
1 stop13h 05mTAP AIR PORTUGAL
Deal found 11/21$415
This FlightHub deal was found by Cheapflights users on 11/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:30 amBOS - BCN
1 stop22h 05mMultiple Airlines
Thu 12/111:35 pmBCN - BOS
1 stop25h 57mMultiple Airlines
Deal found 11/23$417
This Kiwi.com deal was found by Cheapflights users on 11/23. 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 12/27:50 pmBOS - BCN
2 stops17h 15mMultiple Airlines
Thu 12/116:10 pmBCN - BOS
Nonstop8h 45mMultiple Airlines
Deal found 11/23$420
This CheapOair deal was found by Cheapflights users on 11/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:40 pmBOS - MAD
1 stop31h 20mMultiple Airlines
Wed 12/1710:10 amMAD - BOS
1 stop16h 10mMultiple Airlines
Deal found 11/22$421
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:45 pmBOS - AGP
1 stop28h 50mTAP AIR PORTUGAL
Sat 12/136:00 amAGP - BOS
1 stop14h 35mTAP AIR PORTUGAL
Deal found 11/24$422

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 November 24, 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

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Wed 2/25

4:45 pm-8:35 am

1 stop9h 50m

Alicante

Wed 3/4

9:10 am-7:50 pm

1 stop16h 40m

$363

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Mon 3/16

11:10 pm-6:55 pm

1 stop14h 45m

Alicante

Mon 4/6

12:30 pm-3:30 pm

1 stop33h 00m

$365

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Wed 2/25

3:47 pm-1:05 pm

2 stops15h 18m

Alicante

Wed 3/4

9:10 am-3:15 pm

1 stop12h 05m

$376

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Tue 3/10

9:40 pm-9:55 pm

1 stop19h 15m

Bilbao

Mon 3/16

6:50 pm-7:35 pm

1 stop29h 45m

$392

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 2/11

1:31 pm-4:10 pm

2 stops20h 39m

Bilbao

Thu 2/19

7:40 am-6:35 pm

1 stop16h 55m

$393

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Sun 1/11

9:35 pm-4:30 pm

1 stop12h 55m

Alicante

Tue 1/27

9:30 pm-3:15 pm

1 stop23h 45m

$394

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Sun 1/11

10:40 pm-11:35 pm

1 stop18h 55m

Alicante

Tue 1/27

7:00 am-8:55 pm

1 stop19h 55m

$394

BostonPalma de Mallorca

BOS - PMI

BOSPMI

Boston Logan Intl

Thu 1/8

10:40 pm-5:30 pm

1 stop12h 50m

Palma de Mallorca Son Sant Joan

Thu 1/15

6:45 am-8:55 pm

1 stop20h 10m

$409

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Wed 1/14

7:15 pm-8:35 am

2 stops31h 20m

Alicante

Mon 1/19

9:30 pm-7:33 pm

2 stops28h 03m

$411

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Thu 1/29

10:40 pm-7:40 am

1 stop27h 00m

Alicante

Mon 2/2

1:35 pm-8:55 pm

1 stop13h 20m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

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 $413). 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 November 24, 2025.

It’s typically best to fly out from Boston to Spain in the evening. Doing so could potentially save you 10% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Boston to Spain?

Use this chart to determine the cheapest time to fly round-trip from Boston to Spain. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Spain flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 139 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, Pascan have had the lowest number of delays on this route, with no flights being classified as 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 November 24, 2025.
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
11,043 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
American Airlines
7.2
Good
11,043 reviews
American Airlines
7.2
Good
11,043 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
Vueling
7.1
Good
1,210 reviews
American Airlines
7.2
Good
11,043 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
TAP AIR PORTUGAL
7.1
Good
2,070 reviews
American Airlines
7.2
Good
11,043 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
Iberia
7.0
Good
3,033 reviews
American Airlines
7.2
Good
11,043 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

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 91 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 $363, Iberia can have you in Spain from Boston in 9h 50m. Airlines will cover a distance of 3611 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?

    $230 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on LEVEL and Iberia, with prices starting from $231 and $236, 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 (89%), Qatar Airways (89%), Aer Lingus( 89%).

  • What are the cheapest flights from Boston to Spain?

    The cheapest flight price from Boston to Spain is $199. On average you can expect to pay $1,176. The most popular route, (Boston Logan Intl - Madrid Barajas), can usually be booked for $325.

  • 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 $413). 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 November 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Azores AirlinesCheapest$269Average$406FlexibilityNo cancel feeOn-time74%
PLAYCheapest$309Average$483FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$344Average$730FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$349Average$544FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$349Average$549FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$352Average$746FlexibilityNo cancel feeOn-time71%
IcelandairCheapest$355Average$538FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$355Average$592FlexibilityNo cancel feeOn-time77%
KLMCheapest$361Average$659FlexibilityNo cancel feeOn-time75%
SWISSCheapest$372Average$673FlexibilityNo cancel feeOn-time79%

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