Cheap flights from Madrid, Spain to Boston from £269

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOS
8 Sep — 15 Sep1
1 adult

Cheap 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 3 September 2025.

Round-trip from

£349

One-way from

£269

Popular in

August

Cheapest in

February

Average price

£447
United Airlines
  • United Airlines
  • 9/10-13/10
  • 2 total stops
  • 25h 20m total
  • Madrid to Boston
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 5/10
  • 1 total stop
  • 24h 10m total
  • Madrid to Boston
Highest demand for flights based on searches. 9% potential increase in price (£37 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Madrid to Boston

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 3 September 2025.

Thu 9/1006:00MAD - BOS
1 stop15h 55mUnited Airlines
Tue 14/1006:00BOS - MAD
1 stop18h 40mUnited Airlines
Deal found 2/9£349
Thu 16/1006:00MAD - BOS
1 stop15h 55mUnited Airlines
Sat 25/1015:15BOS - MAD
1 stop11h 45mUnited Airlines
Deal found 2/9£350
Thu 18/906:00MAD - BOS
1 stop15h 55mUnited Airlines
Thu 25/906:00BOS - MAD
1 stop18h 40mUnited Airlines
Deal found 2/9£351
Tue 16/912:45MAD - BOS
1 stop26h 45mUnited Airlines
Sat 27/908:06BOS - MAD
2 stops16h 34mUnited Airlines
Deal found 2/9£354
Thu 9/1006:00MAD - BOS
1 stop16h 30mDelta
Mon 13/1013:20BOS - MAD
2 stops16h 00mDelta
Deal found 2/9£355
Wed 15/1007:05MAD - BOS
1 stop12h 35mMultiple Airlines
Sun 26/1021:30BOS - MAD
1 stop12h 50mMultiple Airlines
Deal found 2/9£357
Thu 18/910:20MAD - BOS
1 stop12h 10mDelta
Sat 27/917:05BOS - MAD
2 stops16h 30mDelta
Deal found 2/9£357
Wed 15/1012:45MAD - BOS
1 stop11h 10mUnited Airlines
Sat 25/1012:35BOS - MAD
2 stops15h 40mUnited Airlines
Deal found 2/9£361
Thu 9/1010:20MAD - BOS
1 stop12h 10mKLM
Tue 14/1013:15BOS - MAD
1 stop12h 35mKLM
Deal found 3/9£362
Wed 10/913:05MAD - BOS
2 stops15h 55mDelta
Wed 17/922:20BOS - MAD
1 stop11h 15mDelta
Deal found 2/9£363

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 3 September 2025.
Use the filters below to find and compare flights from Madrid to Boston that are best for you.

Fly from

Madrid

Fly to

Boston

Route

Depart

Return

Price

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 9/10

06:00-15:55

1 stop15h 55m

Boston Logan Intl

Mon 13/10

15:15-06:40

1 stop9h 25m

£349

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 9/10

06:00-15:55

1 stop15h 55m

Boston Logan Intl

Tue 14/10

06:00-06:40

1 stop18h 40m

£349

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 16/10

06:00-15:55

1 stop15h 55m

Boston Logan Intl

Sat 25/10

15:15-09:00

1 stop11h 45m

£350

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 18/9

06:00-15:55

1 stop15h 55m

Boston Logan Intl

Thu 25/9

06:00-06:40

1 stop18h 40m

£351

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Tue 16/9

12:45-09:30

1 stop26h 45m

Boston Logan Intl

Sat 27/9

08:06-06:40

2 stops16h 34m

£354

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Thu 9/10

06:00-16:30

1 stop16h 30m

Boston Logan Intl

Mon 13/10

13:20-11:20

2 stops16h 00m

£355

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Wed 15/10

10:20-16:30

1 stop12h 10m

Boston Logan Intl

Sat 25/10

22:35-15:20

1 stop11h 45m

£357

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Wed 15/10

07:05-13:40

1 stop12h 35m

Boston Logan Intl

Sun 26/10

21:30-15:20

1 stop12h 50m

£357

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Wed 15/10

13:05-18:20

1 stop11h 15m

Boston Logan Intl

Fri 24/10

17:20-11:20

1 stop12h 00m

£357

MadridBoston

MAD - BOS

MADBOS

Madrid Barajas

Tue 7/10

07:05-13:40

1 stop12h 35m

Boston Logan Intl

Sun 12/10

22:20-15:35

1 stop11h 15m

£357

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 20 results
1
2

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?

Use this chart to determine the optimal time to book a return flight from Madrid to Boston. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from Madrid to Boston, you should look to book at least 79 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, October is the cheapest month in which you can book a flight from Madrid to Boston (average of £10). Flying from Madrid to Boston in July is currently the most expensive (average of £724). 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 3 September 2025.

A simple way to save on the total cost of your ticket is to fly from Madrid to Boston at midday. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

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?

  • How long is the flight from Madrid to Boston?

    There are many flights that can get you from Madrid to Boston in 15h 55m. 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 (90%), Qatar Airways (90%) and Finnair (90%).

  • 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, October is the cheapest month in which you can book a flight from Madrid to Boston (average of £10). Flying from Madrid to Boston in July is currently the most expensive (average of £724). 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
Peabody
Cambridge
Somerville
Quincy
Chelmsford

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Madrid to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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.

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.