Madrid

$271+ Cheap flights from Boston (BOS) to Madrid, Spain (MAD)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MAD
Aug 2 — Aug 91
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Cheapflights Tip: The best prices from Boston Logan Intl to Madrid Barajas are usually found in January or October, booked 76 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Boston to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Madrid (MAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 28, 2025.

Round-trip from

$383
(United Airlines)

One-way from

$271
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$716

Good round-trip deal

$453 or less

Good one-way deal

$403 or less
From Boston Logan Intl to Madrid Barajas
One-way flight from Boston Logan Intl to Madrid Barajas
Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Boston Logan Intl to Madrid Barajas.
Price to beat on a one-way flight from Boston Logan Intl to Madrid Barajas.

Find flight deals from Boston to Madrid

Cheapest flights from Boston to Madrid
Explore the most affordable flight options available from Boston to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 9/164:30 pmBOS - MAD
1 stop9h 45mAmerican Airlines
Tue 9/234:40 pmMAD - BOS
1 stop13h 13mAmerican Airlines
Deal found 7/28$390
This Air Canada deal was found by Cheapflights users on 7/26. 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.
Thu 9/186:00 amBOS - MAD
2 stops18h 40mAir Canada
Wed 9/2412:30 pmMAD - BOS
2 stops27h 00mAir Canada
Deal found 7/26$392
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:20 pmBOS - MAD
1 stop12h 00mDelta
Tue 9/1612:40 pmMAD - BOS
1 stop15h 50mDelta
Deal found 7/28$393
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 11/1510:18 amBOS - MAD
2 stops15h 42mUnited Airlines
Sun 11/231:35 pmMAD - BOS
2 stops35h 13mUnited Airlines
Deal found 7/28$395
This Booking.com deal was found by Cheapflights users on 7/26. 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.
Sat 9/2710:20 amBOS - MAD
2 stops16h 00mMultiple Airlines
Mon 10/137:35 pmMAD - BOS
1 stop25h 50mMultiple Airlines
Deal found 7/26$399
This British Airways deal was found by Cheapflights users on 7/27. 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.
Mon 8/189:20 pmBOS - MAD
Nonstop7h 10mBritish Airways
Thu 8/281:45 pmMAD - BOS
1 stop11h 09mBritish Airways
Deal found 7/27$401
This Iberia deal was found by Cheapflights users on 7/26. 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.
Sun 8/179:20 pmBOS - MAD
Nonstop7h 10mIberia
Wed 8/271:00 pmMAD - BOS
1 stop12h 56mIberia
Deal found 7/26$407
This SWISS deal was found by Cheapflights users on 7/26. 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.
Fri 10/109:40 pmBOS - MAD
1 stop29h 40mSWISS
Wed 10/227:35 pmMAD - BOS
1 stop30h 20mSWISS
Deal found 7/26$413
This Booking.com deal was found by Cheapflights users on 7/26. 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.
Sat 11/110:20 pmBOS - MAD
Nonstop7h 00mFinnair
Sat 11/812:30 pmMAD - BOS
Nonstop8h 45mFinnair
Deal found 7/26$420
This Lufthansa deal was found by Cheapflights users on 7/26. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:40 pmBOS - MAD
2 stops13h 10mLufthansa
Thu 12/1812:05 pmMAD - BOS
2 stops17h 49mLufthansa
Deal found 7/26$435

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Madrid 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 July 28, 2025.
Use the filters below to find and compare flights from Boston to Madrid that are best for you.

Fly from

Boston

Fly to

Madrid

Route

Depart

Return

Price

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 9/16

4:30 pm-8:15 am

1 stop9h 45m

Madrid Barajas

Tue 9/23

4:40 pm-11:53 pm

1 stop13h 13m

$390

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 9/18

6:00 am-6:40 am

2 stops18h 40m

Madrid Barajas

Wed 9/24

12:30 pm-9:30 am

2 stops27h 00m

$392

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 9/7

5:20 pm-11:20 am

1 stop12h 00m

Madrid Barajas

Tue 9/16

12:40 pm-10:30 pm

1 stop15h 50m

$393

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 9/15

9:20 pm-10:30 am

Nonstop7h 10m

Madrid Barajas

Mon 9/22

9:35 pm-9:15 pm

1 stop29h 40m

$395

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 8/19

7:12 pm-8:05 am

1 stop30h 53m

Madrid Barajas

Tue 8/26

12:45 pm-9:30 am

1 stop26h 45m

$398

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sat 9/27

10:20 am-8:20 am

2 stops16h 00m

Madrid Barajas

Mon 10/13

7:35 pm-3:25 pm

1 stop25h 50m

$399

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 8/18

9:20 pm-10:30 am

Nonstop7h 10m

Madrid Barajas

Thu 8/28

1:45 pm-6:54 pm

1 stop11h 09m

$401

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Fri 10/10

9:40 pm-9:20 am

1 stop29h 40m

Madrid Barajas

Wed 10/22

7:35 pm-7:55 pm

1 stop30h 20m

$413

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sat 9/27

4:30 pm-5:40 am

Nonstop7h 10m

Madrid Barajas

Mon 10/6

12:40 pm-3:00 pm

Nonstop8h 20m

$420

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 9/22

10:40 pm-5:05 pm

1 stop12h 25m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 21 results
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The best insider tips for Boston to Madrid flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Madrid trip
Airports
BOS

Use the FlyLogan app to pre-order food and enjoy seamless dining at BOS before your flight to Madrid.

Read more about BOSby Paul Rubio
MAD

Upon arrival at MAD, rideshares like Uber and Cabify offer quick and affordable transport to Madrid's city center.

Read more about MADby Lori Zaino
Our travel experts
Lori Zaino

Lori Zaino

Expert on MAD

Lori Zaino

Lori Zaino

US-born but now based in Spain, Lori's visited 60 countries---and written about them for publications like CNN, Forbes, The Points Guy, NBC, and TripAdvisor. She loves combining affordable adventures with luxury travel experiences and feels equally at home salsa dancing in Colombia, sipping wine in a French castle, or backpacking through Malaysia.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

Best time to book a flight from Boston to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid 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 Madrid

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Madrid. Price data was last updated on July 25, 2025.

The price you pay for your flight from Boston to Madrid may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Boston to Madrid (average of $543). Flying from Boston to Madrid in June is currently the most expensive (average of $1,052). 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 MAD?

Find hourly flight availability from Boston to Madrid. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Madrid in the afternoon. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight in the morning.

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

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

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

Weekly flight availability from Boston to Madrid

Explore weekly flight availability from Boston to Madrid. 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 July 28, 2025.

The most flights from BOS to MAD are scheduled on a Monday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

What’s the top layover airport for flights from Boston to Madrid?

Share of 1-stop round-trip flights from Boston to Madrid chosen by Cheapflights users in the past 12 months, using the same layover each way.

Lisbon (LIS) – chosen by Cheapflights users on 75% of 1-stop itineraries from Boston to Madrid on Cheapflights.

What’s the cheapest layover airport for flights from Boston to Madrid?

Average round-trip fare for 1-stop flights from Boston to Madrid, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $349.

What’s the fastest layover option from Boston to Madrid?

Shortest average travel time for 1-stop one-way flights from Boston to Madrid, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Barcelona (BCN) have the shortest average one-way travel time for 1-stop routes: 2h 45m.

Which airport typically offers the quickest layover for flights from Boston to Madrid?

Average layover duration for 1-stop one-way flights from Boston to Madrid, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 10h 30m.

Reviews of airlines servicing Madrid

Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated July 28, 2025.
See what other customers who have flown with Delta, Austrian Airlines, and Finnair from Boston to Madrid have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
8.0
Very good
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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 Boston to Madrid. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Boston to Madrid?

    To fly from Boston to Madrid, you need to book a flight from Logan Intl (BOS) to Barajas (MAD). Nonstop flights to Madrid Barajas from Boston Logan Intl take 7h 00m on average. When it comes time to book airfare, you have a few options: there are 13 outbound flights from Logan Intl to Barajas offered by 18 different airlines.

  • How popular is this Boston to Madrid flight route?

  • What are the cheapest airlines flying from Boston to Madrid round-trip?

    Our cheapest airline available from Boston to Madrid is United Airlines. Our recent data shows that you can find tickets from as low as $383 on this airline. Additional options worth looking into are Iberia and Air Canada, starting at $384 and $385 round-trip. United Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $275. However, be on the lookout for offers from Iberia and Air Canada, as they are both options that can get you from Boston to Madrid for a low price.

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

    Consider American Airlines (91%), Qatar Airways (91%) or Finnair (91%) when booking your flight. These represent the most reliable airlines when flying from Boston to Madrid.

  • What are the cheapest flights from Boston to Madrid?

    On average you can expect to pay $1,464 for a flight from Boston to Madrid. The cheapest flight overall is $269 while the most popular route, (Boston Logan Intl - Madrid Barajas) is currently priced at $293.

  • Where are the most common layover locations when flying from Boston to Madrid?

  • What are some popular things to do or see while on a layover in Lisbon?

    If you're on a layover in Lisbon and looking for things to do, consider visiting Chiado, Praça do Marquês de Pombal, or Londres. Chiado, Praça do Marquês de Pombal and Londres are located about 4.5 mi, 3.6 mi, and 2.3 mi, respectively from Lisbon Humberto Delgado if you are interested in checking them out. Travelers can book a car rental at Lisbon Humberto Delgado for about $26 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in London?

    If you're on a layover in London and looking for things to do, consider visiting Hyde Park, Buckingham Palace, or Piccadilly Circus. Hyde Park, Buckingham Palace, and Piccadilly Circus can be visited by traveling about 12.5 mi, 13.7 mi, and 14.1 mi respectively from London Heathrow. Those on a layover in London in need of a rental car can book one at London Heathrow for about $51.

  • What are points of interest worth seeing during a layover in Philadelphia?

    Most Philadelphia visitors opt to spend their time at Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park. Travelers on a layover in Philadelphia can visit Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park, by traveling 6.1 mi, 5.7 mi, and 4.3 mi, respectively after landing at Philadelphia. Travelers in need of a car in Philadelphia can rent one for about $70 per day.

  • Where are the least popular layover locations for Boston to Madrid flights?

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Boston to Madrid (average of $543). Flying from Boston to Madrid in June is currently the most expensive (average of $1,052). 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 Madrid?

Book flights to Madrid if you plan to visit one of these locations
Segovia
Fuenlabrada

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Alternative routes for Boston to Madrid

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Boston to Madrid

Discover the top 10 airlines that operate flights from Boston to Madrid. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$308Average$374FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$344Average$642FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$351Average$599FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$355Average$568FlexibilityNo cancel feeOn-time77%
KLMCheapest$361Average$720FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$378Average$732FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$378Average$749FlexibilityNo cancel feeOn-time67%
LEVELCheapest$396Average$1,076FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$400Average$707FlexibilityNo cancel feeOn-time77%
FinnairCheapest$402Average$637FlexibilityNo cancel feeOn-time76%

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