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Cheap flights from Boston to Madrid from $196

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 9/28. 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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Find the cheapest flights from Boston to Madrid

Cheap round-trip flights

Virgin Atlantic Logo
8:50 pm - 7:50 amBOS-MAD
29h 00m1 stop
Virgin Atlantic Logo
12:40 pm - 9:29 pmMAD-BOS
14h 49m1 stop
$258Virgin Atlantic
Find Deal
Sun, Sep 21 - Tue, Sep 30
Aer Lingus Logo
5:50 pm - 10:00 amBOS-MAD
10h 10m1 stop
Aer Lingus Logo
10:40 am - 6:55 pmMAD-BOS
14h 15m1 stop
$290Aer Lingus
Find Deal
Mon, Nov 3 - Thu, Nov 20
Iberia Logo
4:45 pm - 5:45 amBOS-MAD
7h 00mnonstop
Iberia Logo
4:25 pm - 10:46 pmMAD-BOS
12h 21m1 stop
$297Iberia
Find Deal
Mon, Nov 3 - Thu, Nov 20
TAP AIR PORTUGAL Logo
6:05 pm - 11:20 amBOS-MAD
11h 15m1 stop
TAP AIR PORTUGAL Logo
7:40 am - 8:10 pmMAD-BOS
18h 30m1 stop
$307TAP AIR PORTUGAL
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Mon, Nov 17 - Sun, Nov 23
Iberia Logo
4:30 pm - 10:05 amBOS-MAD
11h 35m1 stop
Iberia Logo
12:40 pm - 3:00 pmMAD-BOS
8h 20mnonstop
$316Iberia
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Wed, Oct 1 - Wed, Oct 8
Finnair Logo
4:30 pm - 5:40 amBOS-MAD
7h 10mnonstop
Finnair Logo
5:30 pm - 7:50 pmMAD-BOS
8h 20mnonstop
$320Finnair
Find Deal
Sun, Sep 21 - Tue, Sep 30
Finnair Logo
9:20 pm - 10:30 amBOS-MAD
7h 10mnonstop
Finnair Logo
5:30 pm - 7:50 pmMAD-BOS
8h 20mnonstop
$321Finnair
Find Deal
Sun, Sep 21 - Tue, Sep 30
TAP AIR PORTUGAL Logo
10:25 pm - 12:20 amBOS-MAD
19h 55m1 stop
TAP AIR PORTUGAL Logo
10:15 pm - 8:05 pmMAD-BOS
27h 50m1 stop
$331TAP AIR PORTUGAL
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Thu, Oct 9 - Mon, Oct 13
Delta Logo
2:00 pm - 7:50 amBOS-MAD
11h 50m1 stop
Delta Logo
10:05 am - 3:05 pmMAD-BOS
11h 00m1 stop
$346Delta
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Mon, Oct 6 - Thu, Oct 16
Delta Logo
9:59 am - 7:50 amBOS-MAD
15h 51m1 stop
Delta Logo
6:00 am - 2:20 pmMAD-BOS
13h 20m1 stop
$352Delta
Find Deal
Tue, Oct 21 - Thu, Oct 30

Finnair flights from Boston to Madrid

Our best Finnair deals on Boston to Madrid flight tickets
Finnair
Sep 21
BOS4:30 pmBoston Logan Intl
7h 10m
MAD5:40 amMadrid Barajas
Sep 30
MAD5:30 pmMadrid Barajas
8h 20m
BOS7:50 pmBoston Logan Intl
$320
Find similar
Finnair
Sep 21
BOS9:20 pmBoston Logan Intl
7h 10m
MAD10:30 amMadrid Barajas
Sep 30
MAD5:30 pmMadrid Barajas
8h 20m
BOS7:50 pmBoston Logan Intl
$321
Find similar
Finnair
Nov 3
BOS9:20 pmBoston Logan Intl
7h 00m
MAD10:20 amMadrid Barajas
Nov 14
MAD12:30 pmMadrid Barajas
8h 45m
BOS3:15 pmBoston Logan Intl
$323
Find similar

TAP AIR PORTUGAL flights from Boston to Madrid

Our best TAP AIR PORTUGAL deals on Boston to Madrid flight tickets
TAP AIR PORTUGAL
Nov 17
BOS6:05 pmBoston Logan Intl
11h 15m
1 stop
MAD11:20 amMadrid Barajas
Nov 23
MAD7:40 amMadrid Barajas
18h 30m
1 stop
BOS8:10 pmBoston Logan Intl
$307
Find similar
TAP AIR PORTUGAL
Oct 9
BOS10:25 pmBoston Logan Intl
19h 55m
1 stop
MAD12:20 amMadrid Barajas
Oct 13
MAD10:15 pmMadrid Barajas
27h 50m
1 stop
BOS8:05 pmBoston Logan Intl
$331
Find similar
TAP AIR PORTUGAL
Oct 23
BOS6:10 pmBoston Logan Intl
10h 05m
1 stop
MAD10:15 amMadrid Barajas
Nov 8
MAD2:55 pmMadrid Barajas
11h 15m
1 stop
BOS8:10 pmBoston Logan Intl
$348
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 5, 2025.
Use the filters below to find and compare flights from Boston to Madrid that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 9/21

8:50 pm-7:50 am

1 stop29h 00m

Madrid Barajas

Tue 9/30

12:40 pm-9:29 pm

1 stop14h 49m

$258

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 11/3

5:50 pm-10:00 am

1 stop10h 10m

Madrid Barajas

Thu 11/20

10:40 am-6:55 pm

1 stop14h 15m

$290

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 11/3

4:45 pm-5:45 am

Nonstop7h 00m

Madrid Barajas

Thu 11/20

4:25 pm-10:46 pm

1 stop12h 21m

$297

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 11/17

6:05 pm-11:20 am

1 stop11h 15m

Madrid Barajas

Sun 11/23

7:40 am-8:10 pm

1 stop18h 30m

$307

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Wed 10/1

4:30 pm-10:05 am

1 stop11h 35m

Madrid Barajas

Wed 10/8

12:40 pm-3:00 pm

Nonstop8h 20m

$316

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 9/21

4:30 pm-5:40 am

Nonstop7h 10m

Madrid Barajas

Tue 9/30

5:30 pm-7:50 pm

Nonstop8h 20m

$320

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 9/21

9:20 pm-10:30 am

Nonstop7h 10m

Madrid Barajas

Tue 9/30

5:30 pm-7:50 pm

Nonstop8h 20m

$321

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 10/9

10:25 pm-12:20 am

1 stop19h 55m

Madrid Barajas

Mon 10/13

10:15 pm-8:05 pm

1 stop27h 50m

$331

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 10/6

2:00 pm-7:50 am

1 stop11h 50m

Madrid Barajas

Thu 10/16

10:05 am-3:05 pm

1 stop11h 00m

$346

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 10/21

9:59 am-7:50 am

1 stop15h 51m

Madrid Barajas

Thu 10/30

6:00 am-2:20 pm

1 stop13h 20m

$352

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Madrid from

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?

The month of January is, on average, the cheapest month to fly to Madrid from Boston, with most prices found around $577. If you don’t want to visit Madrid in January, then you should wait until October to fly from Boston, when ticket prices are also cheap, with an average price of $591.

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

The cheapest day to depart on your flight to Madrid is on a Wednesday when prices can be found for as low as $680. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Madrid on Saturday is $795.

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

Flying to Madrid from Boston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $733 when looking at flights departing in the evening. Flights to Madrid are more costly in the morning, with an average ticket price of $795. Departure times in the morning 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 $692 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 $616 on momondo.

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

There are 4 cabin classes 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 3% 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 August 2025, prices for Boston to Madrid flights are approximately 38% 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

Best Price Found

$196

Fastest flight time

7h 00m

Direct flights

Every day

Airports in Madrid

1 airport
The best one-way flight to Madrid from Boston in the past 72 hours is $196. The best round-trip flight deal from Boston to Madrid found on momondo in the last 72 hours is $258.
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?

    A flight from Boston Logan Intl to Madrid Barajas will travel around 3396.9 mi. 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 were last updated today.

  • 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?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Madrid Barajas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Madrid Barajas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • 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
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $308Free CancellationRating
7.0
102 reviews
Search PLAY flights
DeltaPriceFrom $344Free CancellationRating
8.0
7,990 reviews
Search Delta flights
TAP AIR PORTUGALPriceFrom $348Free CancellationRating
7.1
1,942 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom $355Free CancellationRating
7.5
1,466 reviews
Search Air France flights
KLMPriceFrom $361Free CancellationRating
7.8
1,383 reviews
Search KLM flights
United AirlinesPriceFrom $378Free CancellationRating
7.4
8,910 reviews
Search United Airlines flights
Air CanadaPriceFrom $378Free CancellationRating
7.1
9,876 reviews
Search Air Canada flights
IberiaPriceFrom $386Free CancellationRating
7.0
2,865 reviews
Search Iberia flights
LEVELPriceFrom $396Free CancellationRating
4.0
4 reviews
Search LEVEL flights
FinnairPriceFrom $402Free CancellationRating
7.6
1,319 reviews
Search Finnair flights

  • Finnair Flights From Boston to Madrid

    The lowest priced Finnair flight from Boston to Madrid from the last 72 hours was $402. Generally, Finnair has 14 flights on this route every week with an average price of $632. Finnair is rated 7.6/10 by our users.

  • American Airlines Flights From Boston to Madrid

    American Airlines is also a popular choice for this route. American Airlines flight deals for Boston to Madrid start from as low as $423 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around $743. American Airlines operates 14 flights to Madrid from Boston in an average week. Users have rated it 7.2/10 across 10,000 reviews.

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Toledo
Segovia
Getafe
Fuenlabrada
San Lorenzo de El Escorial
Guadalajara

Why use momondo?

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

Finding the right flight to Madrid from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Madrid quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Madrid from Boston with this policy.

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?

Of course. momondo tracks the price of Boston to Madrid flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Madrid trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Fly your favorite airline to Madrid

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
Delta
United Airlines
Turkish Airlines
Lufthansa
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British Airways
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