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Cheap flights from Boston to Spain from $219

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 1/13. 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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0 bags

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Cheap round-trip flights

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SWISS Logo
10:10 pm - 12:20 pmBOS-ALC
32h 10m1 stop
SWISS Logo
7:45 pm - 8:20 pmALC-BOS
30h 35m1 stop
$357SWISS
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Mon, Dec 8 - Tue, Dec 23
SWISS Logo
9:50 pm - 9:10 pmBOS-BIO
17h 20m1 stop
SWISS Logo
9:25 am - 8:20 pmBIO-BOS
16h 55m1 stop
$357SWISS
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Wed, Feb 18 - Wed, Feb 25
Iberia Logo
11:40 pm - 9:15 pmBOS-BIO
16h 35m1 stop
Iberia Logo
10:05 pm - 9:55 pmBIO-BOS
28h 50m1 stop
$376Iberia
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Mon, Mar 9 - Mon, Mar 16
American Airlines Logo
11:55 am - 10:00 amBOS-MAD
16h 05m1 stop
American Airlines Logo
12:30 pm - 3:15 pmMAD-BOS
8h 45mnonstop
$378American Airlines
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Thu, Nov 27 - Fri, Dec 5
British Airways Logo
3:45 pm - 8:50 amBOS-MAD
11h 05m1 stop
British Airways Logo
4:25 pm - 10:59 pmMAD-BOS
11h 34m1 stop
$380British Airways
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Mon, Mar 2 - Wed, Mar 25
Iberia Logo
3:46 pm - 8:50 amBOS-MAD
11h 04m1 stop
Iberia Logo
1:15 pm - 6:33 pmMAD-BOS
11h 18m1 stop
$384Iberia
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Wed, Dec 3 - Sun, Dec 14
American Airlines Logo
10:18 am - 8:55 amBOS-MAD
16h 37m1 stop
American Airlines Logo
1:00 pm - 8:25 pmMAD-BOS
13h 25m1 stop
$388American Airlines
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Thu, Nov 27 - Fri, Dec 5
British Airways Logo
3:53 pm - 8:50 amBOS-MAD
10h 57m1 stop
British Airways Logo
12:30 pm - 3:15 pmMAD-BOS
8h 45mnonstop
$396British Airways
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Mon, Dec 1 - Mon, Dec 8
TAP AIR PORTUGAL Logo
10:45 pm - 11:15 pmBOS-AGP
18h 30m1 stop
TAP AIR PORTUGAL Logo
10:20 am - 8:10 pmAGP-BOS
15h 50m1 stop
$403TAP AIR PORTUGAL
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Fri, Nov 28 - Fri, Dec 5
TAP AIR PORTUGAL Logo
10:45 pm - 2:05 pmBOS-MAD
9h 20m1 stop
TAP AIR PORTUGAL Logo
12:10 pm - 8:10 pmMAD-BOS
14h 00m1 stop
$407TAP AIR PORTUGAL
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Sun, Nov 30 - Sat, Dec 6

American Airlines flights from Boston to Spain

Our best American Airlines deals on Boston to Spain flight tickets
American Airlines
Nov 27
BOS11:55 amBoston Logan Intl
16h 05m
1 stop
MAD10:00 amMadrid Barajas
Dec 5
MAD12:30 pmMadrid Barajas
8h 45m
BOS3:15 pmBoston Logan Intl
$378
Find similar
American Airlines
Nov 5
BOS7:25 pmBoston Logan Intl
12h 10m
1 stop
MAD1:35 pmMadrid Barajas
Nov 13
MAD12:30 pmMadrid Barajas
8h 45m
BOS3:15 pmBoston Logan Intl
$383
Find similar
American Airlines
Nov 27
BOS10:18 amBoston Logan Intl
16h 37m
1 stop
MAD8:55 amMadrid Barajas
Dec 5
MAD1:00 pmMadrid Barajas
13h 25m
1 stop
BOS8:25 pmBoston Logan Intl
$388
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United Airlines flights from Boston to Spain

Our best United Airlines deals on Boston to Spain flight tickets
United Airlines
Dec 3
BOS3:40 pmBoston Logan Intl
10h 20m
1 stop
MAD8:00 amMadrid Barajas
Dec 9
MAD6:00 amMadrid Barajas
13h 25m
1 stop
BOS1:25 pmBoston Logan Intl
$379
Find similar
United Airlines
Dec 1
BOS6:40 pmBoston Logan Intl
31h 20m
1 stop
MAD8:00 amMadrid Barajas
Dec 9
MAD6:00 amMadrid Barajas
22h 37m
2 stops
BOS10:37 pmBoston Logan Intl
$385
Find similar
United Airlines
Jan 19
BOS12:08 pmBoston Logan Intl
13h 52m
2 stops
MAD8:00 amMadrid Barajas
Feb 4
MAD6:25 amMadrid Barajas
16h 54m
2 stops
BOS5:19 pmBoston Logan Intl
$389
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momondo Fare Finder

 
Customize your flight search to find flights from Boston to Spain 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 October 31, 2025.
Use the filters below to find and compare flights from Boston to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonAlicante

BOS - ALC

BOSALC

Boston Logan Intl

Mon 12/8

10:10 pm-12:20 pm

1 stop32h 10m

Alicante

Tue 12/23

7:45 pm-8:20 pm

1 stop30h 35m

$357

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Wed 2/18

9:50 pm-9:10 pm

1 stop17h 20m

Bilbao

Wed 2/25

9:25 am-8:20 pm

1 stop16h 55m

$357

BostonBilbao

BOS - BIO

BOSBIO

Boston Logan Intl

Mon 3/9

11:40 pm-9:15 pm

1 stop16h 35m

Bilbao

Mon 3/16

10:05 pm-9:55 pm

1 stop28h 50m

$376

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 11/27

11:55 am-10:00 am

1 stop16h 05m

Madrid Barajas

Fri 12/5

12:30 pm-3:15 pm

Nonstop8h 45m

$378

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 3/2

3:45 pm-8:50 am

1 stop11h 05m

Madrid Barajas

Wed 3/25

4:25 pm-10:59 pm

1 stop11h 34m

$380

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Wed 12/3

3:46 pm-8:50 am

1 stop11h 04m

Madrid Barajas

Sun 12/14

1:15 pm-6:33 pm

1 stop11h 18m

$384

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Thu 11/27

10:18 am-8:55 am

1 stop16h 37m

Madrid Barajas

Fri 12/5

1:00 pm-8:25 pm

1 stop13h 25m

$388

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Mon 12/1

3:53 pm-8:50 am

1 stop10h 57m

Madrid Barajas

Mon 12/8

12:30 pm-3:15 pm

Nonstop8h 45m

$396

BostonMálaga

BOS - AGP

BOSAGP

Boston Logan Intl

Fri 11/28

10:45 pm-11:15 pm

1 stop18h 30m

Malaga

Fri 12/5

10:20 am-8:10 pm

1 stop15h 50m

$403

BostonMadrid

BOS - MAD

BOSMAD

Boston Logan Intl

Sun 11/30

10:45 pm-2:05 pm

1 stop9h 20m

Madrid Barajas

Sat 12/6

12:10 pm-8:10 pm

1 stop14h 00m

$407

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 Spain from

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

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 $483.

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 $545. 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 $676.

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 $597 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 Madrid Barajas 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 $567 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 $473 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?

You could potentially save up to 5% on your flight if you consider stops on a Boston to Spain flight.

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

$271

Fastest flight time

7h 00m

Direct flights

Every day

Airports in Spain

1 airport
The best one-way flight to Spain from Boston in the past 72 hours is $271. The best round-trip flight deal from Boston to Spain found on momondo in the last 72 hours is $474.
The fastest flight from Boston to Spain takes 7h 00m
Direct flights go from Boston to Spain every day.
There is 1 airport near Spain: 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?

  • 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?

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
Azores AirlinesPriceFrom $269Free CancellationRating
7.4
82 reviews
Search Azores Airlines flights
PLAYPriceFrom $308Free CancellationRating
7.0
103 reviews
Search PLAY flights
DeltaPriceFrom $344Free CancellationRating
7.9
7,998 reviews
Search Delta flights
FinnairPriceFrom $349Free CancellationRating
7.6
1,333 reviews
Search Finnair flights
LEVELPriceFrom $350Free CancellationRating
0.0
0 reviews
Search LEVEL flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
IcelandairPriceFrom $355Free CancellationRating
7.1
562 reviews
Search Icelandair flights
KLMPriceFrom $361Free CancellationRating
7.7
1,406 reviews
Search KLM flights
SWISSPriceFrom $372Free CancellationRating
7.5
1,777 reviews
Search SWISS flights
Aer LingusPriceFrom $377Free CancellationRating
7.2
1,365 reviews
Search Aer Lingus 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

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