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

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

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

How often are flights from Boston to Spain delayed?

Historically, on average around 9% of flights between Boston and Spain have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

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

As of December 2025, there are 11 flights per day flying from Boston to Spain. The most common time of day flights depart is 4:00PM, with 63% of flights taking off in the evening.

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

According to our data, Iberia have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

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

As of December 2025, there are 81 flights per week flying from Boston to Spain. The most common day of the week flights depart is Sat, with 21% of flights taking off on this day.

What airlines fly to Spain?

Iberia, LEVEL and TAP AIR PORTUGAL are the top three most popular airlines that fly to Spain from Boston according to our data. Iberia is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 23 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

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

LEVEL, TAP AIR PORTUGAL, and Aer Lingus are the most popular carriers operating from Boston Logan Intl to Spain

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

Prices for flights from Boston Logan Intl Airport to Spain were last updated today.

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

As of December 2025, there are 23 operators available to choose from for flights from Boston Logan Intl Airport to Spain.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents you'll need for your trip to Spain 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 Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$201 Cheap Flights from Boston to Spain in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 pm - 8:20 pm

BOS

MAD

20h 15m1 stop

6:00 pm - 2:45 pm

MAD

BOS

26h 45m1 stop

$382TAP AIR PORTUGAL

Fri, Jan 23 - Mon, Jan 26

10:45 pm - 11:30 pm

BOS

MAD

18h 45m1 stop

6:00 pm - 2:45 pm

MAD

BOS

26h 45m1 stop

$384TAP AIR PORTUGAL

Thu, Jan 29 - Mon, Feb 9

10:45 pm - 7:20 pm

BOS

BCN

14h 35m1 stop

5:45 pm - 2:40 pm

BCN

BOS

26h 55m1 stop

$386TAP AIR PORTUGAL

Tue, Apr 7 - Tue, Apr 14

6:05 pm - 3:20 pm

BOS

MAD

15h 15m1 stop

6:20 pm - 2:40 pm

MAD

BOS

26h 20m1 stop

$387TAP AIR PORTUGAL

Mon, May 11 - Mon, May 18

4:45 pm - 5:45 am

BOS

MAD

7h 00mnonstop

12:30 pm - 3:15 pm

MAD

BOS

8h 45mnonstop

$392Iberia

Mon, Jan 12 - Wed, Jan 21

4:45 pm - 5:45 am

BOS

MAD

7h 00mnonstop

5:05 pm - 7:50 pm

MAD

BOS

8h 45mnonstop

$393Iberia

Mon, Jan 12 - Wed, Jan 21

4:45 pm - 5:45 am

BOS

MAD

7h 00mnonstop

12:30 pm - 3:15 pm

MAD

BOS

8h 45mnonstop

$396Finnair

Mon, Jan 12 - Wed, Jan 21

7:55 pm - 5:50 pm

BOS

AGP

16h 55m1 stop

6:45 pm - 8:45 pm

AGP

BOS

31h 00m1 stop

$402British Airways

Sun, Mar 15 - Mon, Mar 23

8:20 pm - 7:55 pm

BOS

AGP

17h 35m1 stop

1:25 pm - 11:26 pm

AGP

BOS

16h 01m2 stops

$412American Airlines

Sun, May 3 - Tue, May 12

4:45 pm - 8:50 am

BOS

XRY

10h 05m1 stop

9:20 am - 3:15 pm

XRY

BOS

11h 55m1 stop

$449American Airlines

Tue, Jan 20 - Thu, Jan 29

TAP AIR PORTUGAL flights from Boston to Spain

Our best TAP AIR PORTUGAL deals on Boston to Spain flight tickets

TAP AIR PORTUGAL

Mar 10

BOS7:05 pmBoston Logan Intl

17h 05m

1 stop

MAD5:10 pmMadrid Barajas

Mar 18

MAD7:40 amMadrid Barajas

12h 55m

1 stop

BOS3:35 pmBoston Logan Intl

$382

Find similar

TAP AIR PORTUGAL

Apr 7

BOS10:45 pmBoston Logan Intl

14h 35m

1 stop

BCN7:20 pmBarcelona-El Prat

Apr 14

BCN5:45 pmBarcelona-El Prat

26h 55m

1 stop

BOS2:40 pmBoston Logan Intl

$386

Find similar

TAP AIR PORTUGAL

May 11

BOS6:05 pmBoston Logan Intl

15h 15m

1 stop

MAD3:20 pmMadrid Barajas

May 18

MAD6:20 pmMadrid Barajas

26h 20m

1 stop

BOS2:40 pmBoston Logan Intl

$387

Find similar

Delta flights from Boston to Spain

Our best Delta deals on Boston to Spain flight tickets

Delta

Apr 20

BOS11:15 amBoston Logan Intl

19h 00m

1 stop

MAD12:15 pmMadrid Barajas

Apr 28

MAD12:40 pmMadrid Barajas

18h 35m

1 stop

BOS1:15 amBoston Logan Intl

$423

Find similar

Delta

Jan 17

BOS8:20 pmBoston Logan Intl

15h 35m

1 stop

VLC5:55 pmValencia

Jan 28

VLC6:05 amValencia

13h 35m

1 stop

BOS1:40 pmBoston Logan Intl

$437

Find similar

Delta

Jan 5

BOS7:30 amBoston Logan Intl

22h 50m

2 stops

AGP12:20 pmMalaga

Jan 14

AGP6:05 amMalaga

22h 16m

2 stops

BOS10:21 pmBoston Logan Intl

$528

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Fri 1/23

6:05 pm-8:20 pm

1 stop20h 15m

Madrid Barajas

Mon 1/26

6:00 pm-2:45 pm

1 stop26h 45m

$382

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 1/29

10:45 pm-11:30 pm

1 stop18h 45m

Madrid Barajas

Mon 2/9

6:00 pm-2:45 pm

1 stop26h 45m

$384

BostonBarcelona

BOS - BCN

BOSBCN

Boston Logan Intl

Tue 4/7

10:45 pm-7:20 pm

1 stop14h 35m

Barcelona-El Prat

Tue 4/14

5:45 pm-2:40 pm

1 stop26h 55m

$386

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 5/11

6:05 pm-3:20 pm

1 stop15h 15m

Madrid Barajas

Mon 5/18

6:20 pm-2:40 pm

1 stop26h 20m

$387

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 1/12

4:45 pm-5:45 am

Nonstop7h 00m

Madrid Barajas

Wed 1/21

12:30 pm-3:15 pm

Nonstop8h 45m

$392

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 1/12

4:45 pm-5:45 am

Nonstop7h 00m

Madrid Barajas

Wed 1/21

5:05 pm-7:50 pm

Nonstop8h 45m

$393

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 1/12

4:45 pm-5:45 am

Nonstop7h 00m

Madrid Barajas

Wed 1/21

12:30 pm-3:15 pm

Nonstop8h 45m

$396

BostonMálaga

BOS - AGP

BOSAGP

Boston Logan Intl

Sun 3/15

7:55 pm-5:50 pm

1 stop16h 55m

Malaga

Mon 3/23

6:45 pm-8:45 pm

1 stop31h 00m

$402

BostonMálaga

BOS - AGP

BOSAGP

Boston Logan Intl

Sun 5/3

8:20 pm-7:55 pm

1 stop17h 35m

Malaga

Tue 5/12

1:25 pm-11:26 pm

2 stops16h 01m

$412

BostonJerez de la Frontera

BOS - XRY

BOSXRY

Boston Logan Intl

Tue 1/20

4:45 pm-8:50 am

1 stop10h 05m

Jerez de la Frontera La Parra

Thu 1/29

9:20 am-3:15 pm

1 stop11h 55m

$449

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Boston to Spain

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

Other information

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in September, then you should wait until January to fly from Boston, when ticket prices are also cheap, with an average price of $480.

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

The cheapest day to depart from Boston to Spain is on a Monday when prices can be found for as low as $541. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Spain for around $666.

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

Flying to Spain from Boston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $599 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Spain is at noon when prices are around $830.

What is the cheapest Boston Logan Intl to Spain flight route?

Fly from Boston Logan Intl to Barcelona-El Prat for the best Boston Logan Intl - Spain flight prices

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

You are more likely to see cheaper flights to Spain from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $570 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from Boston for as low as $492 on momondo.

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Spain 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 Spain flights?

No. A direct flight is the cheapest option for a flight between Boston to Spain.

Cheap Boston to Spain flight deals and tips

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

Best Price Found	$263
Fastest flight time	6h 55m
Direct flights	Every day
Airports in Spain	239 airports

The best one-way flight to Spain from Boston in the past 72 hours is $263. The best round-trip flight deal from Boston to Spain found on momondo in the last 72 hours is $463.

The fastest flight from Boston to Spain takes 6h 55m

Direct flights go from Boston to Spain every day.

There are 239 airports in Spain. From Boston there are direct flights to Madrid Barajas (MAD).

Search flight deals

When did momondo last update prices for flights from Boston Logan Intl Airport to Spain?
Prices for flights from Boston Logan Intl Airport to Spain were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Spain?
As of December 2025, there are 23 operators available to choose from for flights from Boston Logan Intl Airport to Spain.
How old do you have to be to fly from Boston Logan Intl Airport to Spain?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents you'll need for your trip to Spain 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 Spain. 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 Spain?
momondo data reveals that the most frequently booked plane model on the route from Boston to Spain is Airbus A321neo, representing 53.49% of all bookings. The subsequent popular models are Airbus A330-200 at 17.23%, Airbus A330 at 14.41%, and Airbus A330-900neo at 5.90%.

Best airlines flying from Boston to Spain

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

Airline	Rating	Free Cancellation	Price
PLAY	PriceFrom $308	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
LEVEL	PriceFrom $343	Free Cancellation	Rating 0.0 0 reviews	Search LEVEL flights
Delta	PriceFrom $344	Free Cancellation	Rating 7.9 8,018 reviews	Search Delta flights
Finnair	PriceFrom $348	Free Cancellation	Rating 7.6 1,339 reviews	Search Finnair flights
Vueling	PriceFrom $352	Free Cancellation	Rating 7.1 1,221 reviews	Search Vueling flights
American Airlines	PriceFrom $352	Free Cancellation	Rating 7.2 11,072 reviews	Search American Airlines flights
Icelandair	PriceFrom $355	Free Cancellation	Rating 7.0 592 reviews	Search Icelandair flights
Air France	PriceFrom $355	Free Cancellation	Rating 7.4 1,515 reviews	Search Air France flights
KLM	PriceFrom $361	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
SWISS	PriceFrom $372	Free Cancellation	Rating 7.5 1,829 reviews	Search SWISS flights

Why use momondo?

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

Finding the right flight to Spain 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 Spain quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Boston to Spain flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Spain from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Spain, momondo offers a useful price alert feature which will track prices for flights to Spain from Boston and alert you when they change.

An easier way to manage your Spain 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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Find better results for your trip to Spain

Popular cities in Spain

Flights to Barcelonafrom $289

Flights to Madridfrom $337

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Flights to Palma de Mallorcafrom $383

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Flights to Las Palmas de Gran Canariafrom $388

Flights to Santa Cruz de Tenerifefrom $446

Flights to Bilbaofrom $388

Flights to Arrecifefrom $474

Cheap flights from Boston to Spain from $201

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 Spain departing on 1/29. 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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Big names and deals

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Filter for what you want

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TAP AIR PORTUGAL flights from Boston to Spain

Our best TAP AIR PORTUGAL deals on Boston to Spain flight tickets

Delta flights from Boston to Spain

Our best Delta deals on Boston to Spain flight tickets

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Use the filters below to find and compare flights from Boston to Spain that are best for you.

See travel insights to Spain from

How to get the cheapest flight ticket from Boston to Spain

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in September, then you should wait until January to fly from Boston, when ticket prices are also cheap, with an average price of $480.

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

The cheapest day to depart from Boston to Spain is on a Monday when prices can be found for as low as $541. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Spain for around $666.

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

Flying to Spain from Boston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $599 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Spain is at noon when prices are around $830.

What is the cheapest Boston Logan Intl to Spain flight route?

Fly from Boston Logan Intl to Barcelona-El Prat for the best Boston Logan Intl - Spain flight prices

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

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Spain 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 Spain flights?

No. A direct flight is the cheapest option for a flight between Boston to Spain.

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

LEVEL, TAP AIR PORTUGAL, and Aer Lingus are the most popular carriers operating from Boston Logan Intl to Spain

What airlines fly to Spain?

How often are flights from Boston to Spain delayed?

Historically, on average around 9% of flights between Boston and Spain have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

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

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

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

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Iberia have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

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

As of December 2025, there are 11 flights per day flying from Boston to Spain. The most common time of day flights depart is 4:00PM, with 63% of flights taking off in the evening.

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

As of December 2025, there are 81 flights per week flying from Boston to Spain. The most common day of the week flights depart is Sat, with 21% of flights taking off on this day.

Cheap Boston to Spain flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Spain

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

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

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

What documentation or ID do you need to fly to Spain?

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

Best airlines flying from Boston to Spain

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

Why use momondo?

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

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

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

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

An easier way to manage your Spain 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo