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

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which layover airport has the shortest travel time from Boston to Madrid?

Flights connecting via Lisbon (LIS) have the shortest average one-way travel time: 9h 21m.

How many flights depart from Boston to Madrid on average per day?

As of October 2025, 5 flights take off from Boston and land in Madrid each day. The most common flight departure time for this route is 4:00p.m., with 62% of daily flights taking off in the afternoon.

How often are flights from Boston to Madrid delayed?

Historically, on average around 6% of flights between Boston and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

What is the cheapest airline that flies from Boston Logan Intl to Madrid Barajas?

TAP AIR PORTUGAL, United Airlines, and KLM are the most popular carriers operating from Boston Logan Intl to Madrid Barajas

Which layover airport has the shortest connection time from Boston to Madrid?

Montreal (YUL) has the shortest average layover time for this route: 2h 16m.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Which layover airport offers the lowest fares from Boston to Madrid?

Flights via Montreal (YUL) offer the lowest average round-trip price of C$ 566.

Which airport is the most popular layover for flights between Boston and Madrid?

Lisbon (LIS) was the most common stop: 88% of momondo users choosing one-stop flights on this route connected there.

How many flights depart from Boston to Madrid on average per week?

The number of flights available between Boston and Madrid is 39 per week as of October 2025. The most frequent departure day is Wed, with 33% of weekly flights leaving on this day.

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

According to our data, Aer Lingus has had the least delays on this route over the last 12 months, with about 4% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Boston Logan Intl Airport to Madrid Barajas Airport?

Prices for flights from Boston Logan Intl Airport to Madrid Barajas Airport are updated daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to Madrid Barajas Airport?

There is 1 operator available for flights from Boston Logan Intl Airport to Madrid Barajas Airport as of October 2025.

How old do you have to be to fly from Boston Logan Intl Airport to Madrid Barajas Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Madrid Barajas Airport.

What documentation or ID do you need to fly to Madrid Barajas Airport?

The necessary travel and health documents for your Madrid Barajas Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 400 Cheap Flights from Boston to Madrid in 2025/26

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4:45 p.m. - 5:45 a.m.BOS-MAD

7h 00mdirect

5:05 p.m. - 7:50 p.m.MAD-BOS

8h 45mdirect

C$ 525Finnair

Find Deal

Fri, 6 Feb - Tue, 17 Feb

9:30 a.m. - 9:15 a.m.BOS-MAD

17h 45m2 stops

7:35 p.m. - 8:20 p.m.MAD-BOS

30h 45m1 stop

C$ 528Multiple Airlines

Find Deal

Sun, 25 Jan - Mon, 2 Feb

6:00 a.m. - 8:00 a.m.BOS-MAD

20h 00m2 stops

1:35 p.m. - 9:32 a.m.MAD-BOS

25h 57m1 stop

C$ 531United Airlines

Find Deal

Tue, 2 Dec - Wed, 10 Dec

9:35 p.m. - 6:25 p.m.BOS-MAD

14h 50m1 stop

2:35 p.m. - 9:55 p.m.MAD-BOS

13h 20m1 stop

C$ 532British Airways

Find Deal

Sun, 4 Jan - Fri, 16 Jan

4:13 p.m. - 8:55 a.m.BOS-MAD

10h 42m1 stop

4:25 p.m. - 10:59 p.m.MAD-BOS

11h 34m1 stop

C$ 533British Airways

Find Deal

Mon, 2 Mar - Wed, 25 Mar

9:59 a.m. - 9:10 a.m.BOS-MAD

17h 11m2 stops

6:00 a.m. - 4:14 p.m.MAD-BOS

16h 14m2 stops

C$ 535Delta

Find Deal

Tue, 18 Nov - Tue, 25 Nov

6:25 p.m. - 11:50 p.m.BOS-MAD

23h 25m2 stops

10:10 a.m. - 8:20 p.m.MAD-BOS

16h 10m1 stop

C$ 536Multiple Airlines

Find Deal

Tue, 4 Nov - Thu, 13 Nov

7:30 p.m. - 5:40 p.m.BOS-MAD

17h 10m1 stop

1:05 p.m. - 7:55 p.m.MAD-BOS

11h 50m1 stop

C$ 538Delta

Find Deal

Sun, 8 Mar - Fri, 20 Mar

3:40 p.m. - 8:00 a.m.BOS-MAD

10h 20m1 stop

6:25 a.m. - 5:13 p.m.MAD-BOS

16h 48m2 stops

C$ 540United Airlines

Find Deal

Tue, 18 Nov - Tue, 25 Nov

4:50 p.m. - 5:50 a.m.BOS-MAD

7h 00mdirect

12:30 p.m. - 3:15 p.m.MAD-BOS

8h 45mdirect

C$ 574Iberia

Find Deal

Tue, 4 Nov - Fri, 14 Nov

SWISS flights from Boston to Madrid

Our best SWISS deals on Boston to Madrid flight tickets

SWISS

4 Nov

BOS9:50 p.m.Boston Logan Intl

14h 55m

1 stop

MAD6:45 p.m.Madrid Barajas

11 Nov

MAD7:35 p.m.Madrid Barajas

30h 45m

1 stop

BOS8:20 p.m.Boston Logan Intl

C$ 543

Find similar

SWISS

4 Nov

BOS9:50 p.m.Boston Logan Intl

14h 55m

1 stop

MAD6:45 p.m.Madrid Barajas

11 Nov

MAD7:35 p.m.Madrid Barajas

30h 45m

1 stop

BOS8:20 p.m.Boston Logan Intl

C$ 545

Find similar

Brussels Airlines flights from Boston to Madrid

Our best Brussels Airlines deals on Boston to Madrid flight tickets

Brussels Airlines

12 Nov

BOS3:40 p.m.Boston Logan Intl

19h 00m

2 stops

MAD4:40 p.m.Madrid Barajas

20 Nov

MAD6:25 a.m.Madrid Barajas

14h 27m

2 stops

BOS2:52 p.m.Boston Logan Intl

C$ 568

Find similar

Brussels Airlines

4 Nov

BOS8:40 p.m.Boston Logan Intl

20h 50m

2 stops

MAD11:30 p.m.Madrid Barajas

12 Nov

MAD6:25 a.m.Madrid Barajas

14h 27m

2 stops

BOS2:52 p.m.Boston Logan Intl

C$ 598

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Fri 6/2

4:45 p.m.-5:45 a.m.

Nonstop7h 00m

Madrid Barajas

Tue 17/2

5:05 p.m.-7:50 p.m.

Nonstop8h 45m

C$ 525

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 25/1

9:30 a.m.-9:15 a.m.

2 stops17h 45m

Madrid Barajas

Mon 2/2

7:35 p.m.-8:20 p.m.

1 stop30h 45m

C$ 528

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 2/12

6:00 a.m.-8:00 a.m.

2 stops20h 00m

Madrid Barajas

Wed 10/12

1:35 p.m.-9:32 a.m.

1 stop25h 57m

C$ 531

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 4/1

9:35 p.m.-6:25 p.m.

1 stop14h 50m

Madrid Barajas

Fri 16/1

2:35 p.m.-9:55 p.m.

1 stop13h 20m

C$ 532

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 2/3

4:13 p.m.-8:55 a.m.

1 stop10h 42m

Madrid Barajas

Wed 25/3

4:25 p.m.-10:59 p.m.

1 stop11h 34m

C$ 533

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 18/11

9:59 a.m.-9:10 a.m.

2 stops17h 11m

Madrid Barajas

Tue 25/11

6:00 a.m.-4:14 p.m.

2 stops16h 14m

C$ 535

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 4/11

6:25 p.m.-11:50 p.m.

2 stops23h 25m

Madrid Barajas

Thu 13/11

10:10 a.m.-8:20 p.m.

1 stop16h 10m

C$ 536

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 8/3

7:30 p.m.-5:40 p.m.

1 stop17h 10m

Madrid Barajas

Fri 20/3

1:05 p.m.-7:55 p.m.

1 stop11h 50m

C$ 538

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 18/11

3:40 p.m.-8:00 a.m.

1 stop10h 20m

Madrid Barajas

Tue 25/11

6:25 a.m.-5:13 p.m.

2 stops16h 48m

C$ 540

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 4/11

4:50 p.m.-5:50 a.m.

Nonstop7h 00m

Madrid Barajas

Fri 14/11

12:30 p.m.-3:15 p.m.

Nonstop8h 45m

C$ 574

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How to get the cheapest flight ticket from Boston to Madrid

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to Madrid?

In general, October is the cheapest month to fly from Boston to Madrid. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 700. If you aren’t able to travel during the month of October, then book flights to Madrid from Boston during September instead. Flights to Madrid in September, while not as cheap as those in October, still average around C$ 703.

What is the cheapest day to depart on your flight to Madrid?

Our data shows that Sunday is the least expensive day to fly to Madrid. Tickets to fly out on this day can be as low as C$ 631. On the other hand, Thursday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,538.

What is the cheapest time of day to depart on your flight to Madrid?

According to our data, the cheapest time of day to fly to Madrid is in the afternoon. momondo users have found flights departing from Boston to Madrid in the afternoon for as low as C$ 1,005. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Madrid are more costly in the evening, with an average ticket price of C$ 1,100. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boston Logan Intl to Madrid Barajas flight route?

Fly from Boston Logan Intl to Madrid Barajas for the best Boston Logan Intl - Madrid Barajas flight prices

How far in advance should I book a flight to Madrid?

You are more likely to see cheaper flights to Madrid from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around C$ 931 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from Boston for as low as C$ 848 on momondo.

What cabin class options are available on Boston Logan Intl to Madrid Barajas flights?

There is only 1 cabin class available to choose from on Boston Logan Intl to Madrid Barajas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Madrid flights?

You could potentially save up to 22% on your flight if you consider stops on a Boston to Madrid flight.

How have Boston to Madrid flight prices changed over time?

As of October 2025, prices for Boston to Madrid flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Madrid

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Madrid according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Madrid (BOS to MAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Madrid

Fastest flight time	7h 00m
Direct flights	Every day
Airports in Madrid	1 airport

The fastest flight from Boston to Madrid takes 7h 00m

Direct flights go from Boston to Madrid every day.

There is 1 airport near Madrid: Madrid Barajas (MAD)

Search flight deals

How far is Boston Logan Intl to Madrid Barajas by plane?
The distance between Boston Logan Intl and Madrid Barajas is about 5466.8 km. 7h 00m is a normal flight duration for this route.
When did momondo last update prices for flights from Boston Logan Intl Airport to Madrid Barajas Airport?
Prices for flights from Boston Logan Intl Airport to Madrid Barajas Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Madrid Barajas Airport?
There is 1 operator available for flights from Boston Logan Intl Airport to Madrid Barajas Airport as of October 2025.
How old do you have to be to fly from Boston Logan Intl Airport to Madrid Barajas Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Madrid Barajas Airport.
What documentation or ID do you need to fly to Madrid Barajas Airport?
The necessary travel and health documents for your Madrid Barajas Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Madrid?
Based on momondo bookings for flights between Boston and Madrid, the leading plane model is Airbus A321neo, making up 80.74% of the total bookings. Other popular models include Airbus A330-200 with 4.44%, Airbus A330 with 3.30%, and Airbus A330-300 with 2.50%.
What is the most popular airline from Boston to Madrid?
momondo data reveals that the most frequently booked airline on the route from Boston to Madrid is Iberia, representing 100% of all bookings.

Best airlines flying from Boston to Madrid

Compare and see reviews for airlines that fly from Boston to Madrid with momondo

Airline	Rating	Free Cancellation	Price
Iberia	PriceFrom C$ 524	Free Cancellation	Rating 7.0 2,996 reviews		Search Iberia flights

Iberia Flights From Boston to Madrid
Iberia operates around 5 flights from Boston to Madrid every week. The average price of these flights found in the last 72 hours has been C$ 662, but momondo users have found Iberia deals from Boston to Madrid from as low as C$ 524 round-trip. Iberia has been scored 7.0/10 in 2,996 reviews.

Getafe

Toledo

Fuenlabrada

Segovia

Guadalajara

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Madrid?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Madrid . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Madrid with flexible booking policies on momondo?

momondo does allow users to show only those flights to Madrid from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to Madrid?

momondo helps you find the best flight between Boston and Madrid by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Madrid right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Madrid from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Boston to Madrid from C$ 400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Madrid departing on 23/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Boston to Madrid

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Madrid?

What is the cheapest day to depart on your flight to Madrid?

What is the cheapest time of day to depart on your flight to Madrid?

What is the cheapest Boston Logan Intl to Madrid Barajas flight route?

Fly from Boston Logan Intl to Madrid Barajas for the best Boston Logan Intl - Madrid Barajas flight prices

How far in advance should I book a flight to Madrid?

What cabin class options are available on Boston Logan Intl to Madrid Barajas flights?

There is only 1 cabin class available to choose from on Boston Logan Intl to Madrid Barajas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Madrid flights?

You could potentially save up to 22% on your flight if you consider stops on a Boston to Madrid flight.

How have Boston to Madrid flight prices changed over time?

As of October 2025, prices for Boston to Madrid flights are approximately 32% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Boston Logan Intl to Madrid Barajas?

TAP AIR PORTUGAL, United Airlines, and KLM are the most popular carriers operating from Boston Logan Intl to Madrid Barajas

How often are flights from Boston to Madrid delayed?

Historically, on average around 6% of flights between Boston and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 133 minutes.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Aer Lingus has had the least delays on this route over the last 12 months, with about 4% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Boston and Madrid?

Lisbon (LIS) was the most common stop: 88% of momondo users choosing one-stop flights on this route connected there.

Which layover airport offers the lowest fares from Boston to Madrid?

Flights via Montreal (YUL) offer the lowest average round-trip price of C$ 566.

Which layover airport has the shortest travel time from Boston to Madrid?

Flights connecting via Lisbon (LIS) have the shortest average one-way travel time: 9h 21m.

Which layover airport has the shortest connection time from Boston to Madrid?

Montreal (YUL) has the shortest average layover time for this route: 2h 16m.

How many flights depart from Boston to Madrid on average per day?

As of October 2025, 5 flights take off from Boston and land in Madrid each day. The most common flight departure time for this route is 4:00p.m., with 62% of daily flights taking off in the afternoon.

How many flights depart from Boston to Madrid on average per week?

The number of flights available between Boston and Madrid is 39 per week as of October 2025. The most frequent departure day is Wed, with 33% of weekly flights leaving on this day.

When to book flights from Boston to Madrid

Cheap Boston to Madrid (BOS to MAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Madrid

Fastest flight time

Direct flights

Airports in Madrid

How far is Boston Logan Intl to Madrid Barajas by plane?

When did momondo last update prices for flights from Boston Logan Intl Airport to Madrid Barajas Airport?

How many operators does momondo search for flights from Boston Logan Intl Airport to Madrid Barajas Airport?

How old do you have to be to fly from Boston Logan Intl Airport to Madrid Barajas Airport?

What documentation or ID do you need to fly to Madrid Barajas Airport?

What is the most popular plane model from Boston to Madrid?

What is the most popular airline from Boston to Madrid?

Best airlines flying from Boston to Madrid

Compare and see reviews for airlines that fly from Boston to Madrid with momondo

Iberia Flights From Boston to Madrid

Travelling to a place near Madrid?

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Madrid?

Can I find flights from Boston to Madrid with flexible booking policies on momondo?

How can momondo help me find flights from Boston to Madrid?

I’m not ready to book a flight from Boston to Madrid right now. Can momondo alert me if prices change?