What is the cheapest airline to fly from Boston to Santander round-trip?

Cheapflights users have booked flights from Boston to Santander round-trip from $459. This flight start at 43% lower than the current average price 3 months from now.

What is the cheapest day to fly from Boston to Santander?

Travelers seeking maximum savings on their Boston to Santander flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Santander ranges from 1.6 - 5.1 inches per month. November is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Santander when rainfall is around 1.6 in.

If weather is an important factor for your trip to Santander, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What is the cheapest day to fly round-trip from Boston to Santander?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Santander. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Boston to Santander?

The best pricing can be found in the month of January. Prices to Santander from Boston average $807. You can even find prices in January for less than $807, as users have found deals to Santander from as low as $495. The month of February appears to be one of the more expensive times to travel to Santander from Boston. Flying in the targeted month can save you up to 43%.

What is the cheapest time of day to fly from BOS to SDR?

When flying from Boston to Santander, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 4% versus a flight at noon.

Can I find deals for flights from Boston to Santander that include hotel bookings?

Yes. In addition to deals on Boston to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boston to Santander?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Santander.

Can I find deals for business class flights from Boston to Santander?

Yes. Cheapflights offers flight deals from Boston to Santander by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$459+ Flights from Boston to Santander

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Cheap flight deals from Boston to Santander

Round-trip from	$459 (Iberia)
Popular in	February
Cheapest in	January
Average price	$785

From Boston Logan Intl to Santander

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High demand for flights, 11% potential price rise

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Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

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Find flight deals from Boston to Santander

Cheapest flights from Boston to Santander
Explore the most affordable flight options available from Boston to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 29, 2025.

dim. 8/249:20 pmBOS - SDR

1 stop13h 45mIberia

ven. 9/56:30 amSDR - BOS

1 stop14h 30mIberia

Deal found 7/26

$459

jeu. 9/117:40 pmBOS - SDR

2 stops43h 20mMultiple Airlines

jeu. 9/186:30 amSDR - BOS

1 stop14h 30mMultiple Airlines

Deal found 7/28

$514

Best flights from Boston to Santander
Discover carefully curated flight deals from Boston to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated juillet 29, 2025.

dim. 8/249:20 pmBOS - SDR

1 stop13h 45mIberia

ven. 9/56:30 amSDR - BOS

1 stop14h 30mIberia

Deal found 7/26

$459

jeu. 9/117:40 pmBOS - SDR

2 stops43h 20mMultiple Airlines

jeu. 9/186:30 amSDR - BOS

1 stop14h 30mMultiple Airlines

Deal found 7/28

$514

Last-minute flights from Boston to Santander
Discover last-minute flight deals from Boston to Santander. Data last updated juillet 29, 2025 and is based on user searches.

dim. 8/249:20 pmBOS - SDR

1 stop13h 45mIberia

ven. 9/56:30 amSDR - BOS

1 stop14h 30mIberia

Deal found 7/26

$459

dim. 8/243:20 pmBOS - SDR

2 stops20h 55mMultiple Airlines

dim. 8/319:00 amSDR - BOS

2 stops17h 10mMultiple Airlines

Deal found 7/27

$1,012

One-way flights from Boston to Santander
Search for one-way flight options from Boston to Santander. Find affordable one-way fares based on user searches. Data last updated juillet 29, 2025.

lun. 10/1311:00 pmBOS - SDR

2 stops12h 05mIberia

Deal found 7/28

$513

dim. 10/129:55 pmBOS - SDR

2 stops13h 10mMultiple Airlines

Deal found 7/28

$1,115

Fly from

Fly to

Route

Depart

Return

Price

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

dim. 8/24

9:20 pm-5:05 pm

1 stop13h 45m

Santander

ven. 9/5

6:30 am-3:00 pm

1 stop14h 30m

$459

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

jeu. 9/11

7:40 pm-9:00 pm

2 stops43h 20m

Santander

jeu. 9/18

6:30 am-3:00 pm

1 stop14h 30m

$514

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

lun. 10/13

11:00 pm-5:05 pm

2 stops12h 05m

$513

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

dim. 10/12

9:55 pm-5:05 pm

2 stops13h 10m

$1,115

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Boston to Santander

Have a flexible travel schedule? Discover the best time to fly to Santander 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.

Reviews of airlines servicing Santander

Read through reviews of airlines operating flights from Boston to Santander, such as Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Iberia

7.0

Good

2,858 reviews

Reviews

1 / 20

6.0

Good

David,May 2025

JFK - MAD

Unfortunately carry on bag over head was full. I was seated 27J and had to place my carry on by seat 8 .. other then that it was a good flight

Iberia

7.0

Good

2,858 reviews

Iberia

7.0

Good

2,858 reviews

Reviews

1 / 20

6.0

Good

David,May 2025

JFK - MAD

Unfortunately carry on bag over head was full. I was seated 27J and had to place my carry on by seat 8 .. other then that it was a good flight

Related info for your journey

What is the cheapest airline to fly from Boston to Santander round-trip?
Cheapflights users have booked flights from Boston to Santander round-trip from $459. This flight start at 43% lower than the current average price 3 months from now.
Can I find deals for flights from Boston to Santander that include hotel bookings?
Yes. In addition to deals on Boston to Santander flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Santander?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Santander.
Can I find deals for business class flights from Boston to Santander?
Yes. Cheapflights offers flight deals from Boston to Santander by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Boston to Santander

Boston to Bilbao flights

Hartford to Bilbao flights

Top airline flying from Boston to Santander

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest$513	Average$807	FlexibilityNo cancel fee	On-time77%

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$459+ Cheap flights from Boston (BOS) to Santander (SDR)

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boston to Santander with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boston to Santander

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Boston to Santander

Cheapest flights from Boston to SantanderExplore the most affordable flight options available from Boston to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 29, 2025.

Explore the most affordable flight options available from Boston to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Boston to Santander

Have a flexible travel schedule? Discover the best time to fly to Santander from Boston with our price prediction graph.

Reviews of airlines servicing Santander

Read through reviews of airlines operating flights from Boston to Santander, such as Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boston to Santander. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Boston to Santander round-trip?

Can I find deals for flights from Boston to Santander that include hotel bookings?

How can I find direct flights from Boston to Santander?

Can I find deals for business class flights from Boston to Santander?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Santander

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Boston to Santander

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Book with Flexibility

Travel Smart

Cheapest flights from Boston to Santander
Explore the most affordable flight options available from Boston to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 29, 2025.