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Cheap flights from Boston to Madrid, Spain from C$ 798

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MAD
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

C$ 842

Popular in

June

Cheapest in

January

Average price

C$ 943

Good round-trip deal

C$ 1,168 or less

Good one-way deal

C$ 1,146 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 5/5-14/5
  • 3 total stops
  • 26h 20m total
  • Boston to Madrid
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Highest demand for flights based on searches. 13% potential increase in price (C$ 250 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Madrid Barajas.
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Price to beat on a one-way flight from Boston Logan Intl to Madrid Barajas.
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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 25 March 2025.

Wed 29/102:16 p.m.BOS - MAD
1 stop12h 49mUnited Airlines
Fri 14/1112:15 p.m.MAD - BOS
2 stops36h 29mUnited Airlines
Deal found 24/3C$ 798
Wed 19/116:00 a.m.BOS - MAD
1 stop21h 15mMultiple Airlines
Fri 28/1112:15 p.m.MAD - BOS
1 stop32h 23mMultiple Airlines
Deal found 24/3C$ 799
Mon 5/510:40 p.m.BOS - MAD
1 stop10h 40mTAP AIR PORTUGAL
Wed 14/511:05 a.m.MAD - BOS
2 stops15h 40mTAP AIR PORTUGAL
Deal found 24/3C$ 842
Sun 27/411:55 p.m.BOS - MAD
1 stop13h 40mVueling
Thu 1/58:00 p.m.MAD - BOS
1 stop31h 05mVueling
Deal found 24/3C$ 847
Sun 24/810:29 p.m.BOS - MAD
Nonstop7h 01mJetBlue
Thu 4/91:30 p.m.MAD - BOS
Nonstop8h 02mJetBlue
Deal found 24/3C$ 854
Sun 26/105:50 p.m.BOS - MAD
Nonstop7h 00mFinnair
Sat 8/1112:35 p.m.MAD - BOS
Nonstop8h 45mFinnair
Deal found 25/3C$ 867
Tue 1/410:00 a.m.BOS - MAD
2 stops25h 10mITA Airways
Wed 9/45:55 a.m.MAD - BOS
2 stops19h 57mITA Airways
Deal found 23/3C$ 875
Sun 11/59:55 p.m.BOS - MAD
1 stop12h 40mBritish Airways
Tue 20/512:40 p.m.MAD - BOS
Nonstop8h 20mBritish Airways
Deal found 24/3C$ 904
Tue 13/59:00 a.m.BOS - MAD
1 stop16h 50mDelta
Tue 23/1210:00 a.m.MAD - BOS
1 stop17h 41mDelta
Deal found 24/3C$ 921
Tue 29/73:05 p.m.BOS - MAD
1 stop12h 30mKLM
Wed 6/810:05 a.m.MAD - BOS
1 stop14h 53mKLM
Deal found 24/3C$ 1,027
Thu 11/99:35 p.m.BOS - MAD
1 stop34h 00mTurkish Airlines
Wed 17/92:45 p.m.MAD - BOS
1 stop34h 55mTurkish Airlines
Deal found 24/3C$ 1,030
Fri 28/310:55 p.m.BOS - MAD
1 stop28h 25mSWISS
Wed 9/410:05 a.m.MAD - BOS
1 stop15h 50mSWISS
Deal found 24/3C$ 1,097

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 629,999 searches. Data last updated 25 March 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

Mon 5/5

10:40 p.m.-3:20 p.m.

1 stop10h 40m

Madrid Barajas

Wed 14/5

11:05 a.m.-8:45 p.m.

2 stops15h 40m

C$ 842

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 27/4

11:55 p.m.-7:35 p.m.

1 stop13h 40m

Madrid Barajas

Thu 1/5

8:00 p.m.-9:05 p.m.

1 stop31h 05m

C$ 847

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 24/8

10:29 p.m.-11:30 a.m.

Nonstop7h 01m

Madrid Barajas

Thu 4/9

1:30 p.m.-3:32 p.m.

Nonstop8h 02m

C$ 854

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 13/5

3:20 p.m.-6:40 a.m.

1 stop9h 20m

Madrid Barajas

Wed 24/12

12:15 p.m.-6:13 p.m.

2 stops35h 58m

C$ 882

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 11/5

9:55 p.m.-4:35 p.m.

1 stop12h 40m

Madrid Barajas

Tue 20/5

12:40 p.m.-3:00 p.m.

Nonstop8h 20m

C$ 904

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 13/5

9:00 a.m.-7:50 a.m.

1 stop16h 50m

Madrid Barajas

Tue 23/12

10:00 a.m.-9:41 p.m.

1 stop17h 41m

C$ 921

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 11/5

11:55 p.m.-10:35 p.m.

1 stop16h 40m

Madrid Barajas

Tue 20/5

4:20 p.m.-10:49 p.m.

1 stop12h 29m

C$ 954

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 13/5

6:05 a.m.-5:10 p.m.

2 stops29h 05m

Madrid Barajas

Sun 21/12

5:50 a.m.-1:00 p.m.

1 stop13h 10m

C$ 1,026

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Tue 29/7

1:21 p.m.-7:50 a.m.

1 stop12h 29m

Madrid Barajas

Thu 7/8

12:40 p.m.-7:18 p.m.

1 stop12h 38m

C$ 1,027

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 11/9

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

1 stop34h 00m

Madrid Barajas

Wed 17/9

2:45 p.m.-7:40 p.m.

1 stop34h 55m

C$ 1,030

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 21 results
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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 21 March 2025.

To ensure you get the cheapest price possible for a flight from Boston to Madrid, you should look to book at least 55 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 Boston to Madrid?

Currently, November is the cheapest month in which you can book a flight from Boston to Madrid (average of C$ 658). Flying from Boston to Madrid in December is currently the most expensive (average of C$ 951). 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 25 March 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 20% on flights from Boston to Madrid by exploring options for tickets in the morning.

Rainfall in Madrid by month

Plan your trip to Madrid by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Madrid ranges from 10.0 - 60.0 mm per month. November is typically the wettest month, when rainfall can reach 60.0 mm. July is typically the driest time to visit Madrid when rainfall is around 10.0 mm.

Temperature in Madrid by month

Plan your trip to Madrid by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Madrid, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 25 March 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Boston to Madrid. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Cathay Pacific
7.5
Good
833 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    You will need to book a flight from Boston Logan Intl to Madrid Barajas if you want to fly from Boston to Madrid. At least 2 different airlines have flights from Logan Intl (BOS) to Barajas (MAD) on a regular basis. There are 4 flights to Madrid from the Boston airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BOS to MAD to be around 7h 01m.

  • How popular is this Boston to Madrid flight route?

    Flights from Boston Logan Intl to Madrid Barajas have been viewed 16 times in the past calendar month.

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

    Currently priced at C$ 842, TAP AIR PORTUGAL will fly you from Boston to Madrid and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Vueling and JetBlue - these airlines can fly you to your destination from C$ 847 and C$ 854, respectively. These flights start at 21% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Iberia, with whom users have recently found tickets for as low as C$ 864. However, be on the lookout for offers from United Airlines and British Airways, 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?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Madrid on time: American Airlines (86%), Qatar Airways (86%), Finnair (86%).

  • What are the cheapest flights from Boston to Madrid?

    While on average a flight from Boston to Madrid is generally C$ 1,364, our data shows the cheapest flight currently is C$ 984. When looking at the most popular route, (Boston Logan Intl - Madrid Barajas), you can expect to pay C$ 1,014 for that flight.

  • 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 C$ 658). Flying from Boston to Madrid in December is currently the most expensive (average of C$ 951). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Boston to Madrid

Discover the top 2 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 629,999 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapestC$ 497AverageC$ 728FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IberiaCheapestC$ 797AverageC$ 1,097FlexibilityNo cancel feeOn-time77%
Search Iberia flights

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston to Madrid flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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