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Cheap flights from Madrid, Spain to Boston from £336

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOS
29 Aug — 5 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Madrid Barajas to Boston Logan Intl are usually found in November or April, booked 72 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from Madrid to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Madrid to Boston
Explore the most affordable flight options available from Madrid to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2026.

Fri 30/1011:00
MAD
-
BOS
2 stops28h 51m
United Airlines
Sun 8/1114:40
BOS
-
MAD
1 stop11h 05m
United Airlines
Deal found 26/7£446
Fri 30/1011:00
MAD
-
BOS
2 stops25h 43m
United Airlines
Tue 10/1119:41
BOS
-
MAD
1 stop30h 04m
United Airlines
Deal found 28/7£447
Mon 14/910:50
MAD
-
BOS
2 stops19h 09m
United Airlines
Thu 10/1206:00
BOS
-
MAD
2 stops19h 45m
United Airlines
Deal found 28/7£448
Sat 7/1113:25
MAD
-
BOS
2 stops24h 18m
United Airlines
Mon 16/1105:30
BOS
-
MAD
1 stop20h 15m
United Airlines
Deal found 25/7£449
Mon 14/911:15
MAD
-
BOS
2 stops28h 33m
United Airlines
Sat 12/1206:00
BOS
-
MAD
2 stops20h 00m
United Airlines
Deal found 28/7£450
Tue 15/913:50
MAD
-
BOS
Nonstop8h 20m
Multiple Airlines
Tue 17/1121:30
BOS
-
MAD
1 stop10h 45m
Multiple Airlines
Deal found 30/7£451
Thu 1/1013:30
MAD
-
BOS
2 stops31h 05m
United Airlines
Thu 8/1005:45
BOS
-
MAD
2 stops21h 15m
United Airlines
Deal found 27/7£453
Fri 4/911:15
MAD
-
BOS
1 stop14h 04m
United Airlines
Sun 13/920:30
BOS
-
MAD
2 stops30h 20m
United Airlines
Deal found 28/7£454
Mon 31/815:25
MAD
-
BOS
1 stop31h 29m
British Airways
Mon 7/919:40
BOS
-
MAD
1 stop14h 10m
British Airways
Deal found 29/7£454
Wed 26/815:25
MAD
-
BOS
1 stop12h 20m
British Airways
Wed 11/1107:30
BOS
-
MAD
1 stop22h 45m
British Airways
Deal found 28/7£455
Thu 17/913:50
MAD
-
BOS
Nonstop8h 20m
Iberia
Mon 21/917:28
BOS
-
MAD
1 stop10h 47m
Iberia
Deal found 30/7£456
Tue 1/914:35
MAD
-
BOS
Nonstop8h 00m
KLM
Tue 8/917:30
BOS
-
MAD
Nonstop6h 50m
KLM
Deal found 26/7£458

Find flight deals from Madrid to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Boston (BOS). 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 30 July 2026.

Round-trip from

£446

One-way from

£336

Popular in

June

Cheapest in

November

Average price

£508
United Airlines
  • United Airlines
  • 30/10-8/11
  • 3 total stops
  • 39h 56m total
  • Madrid to Boston
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 14/10
  • 1 total stop
  • 12h 40m total
  • Madrid to Boston
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£25 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Madrid 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 858,174 searches. Data last updated 30 July 2026.
Use the filters below to find and compare flights from Madrid to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Tue 15/9

11:15-08:17

2 stops27h 02m

Boston Logan Intl

Thu 1/10

09:30-09:00

2 stops17h 30m

£447

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Sat 19/9

11:15-09:48

2 stops28h 33m

Boston Logan Intl

Thu 1/10

07:01-08:05

2 stops19h 04m

£447

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 17/9

10:50-19:19

2 stops14h 29m

Boston Logan Intl

Mon 21/9

07:30-08:05

2 stops18h 35m

£448

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Fri 18/9

12:45-12:47

2 stops30h 02m

Boston Logan Intl

Thu 1/10

07:01-08:05

2 stops19h 04m

£449

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Fri 11/9

12:45-12:47

2 stops30h 02m

Boston Logan Intl

Fri 18/9

06:00-09:00

1 stop21h 00m

£450

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Wed 16/9

11:15-23:30

2 stops18h 15m

Boston Logan Intl

Thu 1/10

07:38-08:50

2 stops19h 12m

£453
Fastest return journey

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Mon 31/8

14:35-16:31

Nonstop7h 56m

Boston Logan Intl

Mon 7/9

17:30-06:20

Nonstop6h 50m

£459

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Fri 20/11

14:55-19:55

1 stop11h 00m

Boston Logan Intl

Tue 24/11

22:45-20:20

2 stops15h 35m

£500

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 20/8

14:35-16:31

Nonstop7h 56m

Boston Logan Intl

Sat 5/9

17:30-06:20

Nonstop6h 50m

£502

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Fri 21/8

14:35-16:31

Nonstop7h 56m

Boston Logan Intl

Sat 5/9

17:30-06:20

Nonstop6h 50m

£502

Flights are sorted by cheapest return flights first.

Deals found on 27/7

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Madrid to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Madrid with our price prediction graph.
Estimated return 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 Madrid to Boston

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

To ensure you get the cheapest price possible for a flight from Madrid to Boston, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Madrid to Boston (average of £418). Flying from Madrid to Boston in June is currently the most expensive (average of £574). 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 MAD to BOS?

Find hourly flight availability from Madrid 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 30 July 2026.

When flying from Madrid to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Madrid to Boston?

Airfare is below average for this route at the moment.

Madrid to Boston flights typically cost between £497 and £678 in October.
The cheapest return price found within the last 5 days was £446 on United Airlines (30 Oct–8 Nov).

Related info for your journey

Find useful and relevant information for your journey from Madrid to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Madrid to Boston flight route?

    Flights from Madrid Barajas to Boston Logan Intl have been viewed 3 times in the past calendar month.

  • How long is the flight from Madrid to Boston?

    There are many flights that can get you from Madrid to Boston in 27h 02m. Fly via United Airlines to get the fastest option. The distance from Madrid to Boston is about 3399 mi.

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

    The top 3 most reliable airlines when flying from Madrid to Boston are American Airlines (82%), Aer Lingus (82%) and Finnair (82%).

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Madrid to Boston (average of £418). Flying from Madrid to Boston in June is currently the most expensive (average of £574). 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
North Truro
Waltham
Warwick
Cambridge
Peabody
Wellfleet
Revere
Somerville
Quincy
Chelmsford

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How does Cheapflights help users find flights from Madrid to Boston?

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Why should you use Cheapflights to find cheap flight tickets from Madrid to Boston?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Madrid to Boston.

Can Cheapflights find flights from Madrid to Boston with no change fees?

Yes, we can. To see specific flights from Madrid to Boston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Madrid to Boston become cheaper?

Yes! Start tracking prices for Madrid to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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