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Santander

$216+ Cheap flights from Boston (BOS) to Santander (SDR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SDR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Boston to Santander

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Santander (SDR). 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 September 11, 2025.

Round-trip from

$506
(Iberia)

One-way from

$216
(Kiwi.com)

Popular in

May

Cheapest in

January

Average price

$789
From Boston Logan Intl to Santander
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One-way flight from Boston Logan Intl to Santander
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Highest demand for flights based on searches. 21% potential increase in price ($224 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Iberia deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:45 pmBOS - SDR
1 stop18h 25mIberia
Tue 12/28:45 amSDR - BOS
1 stop18h 10mIberia
Deal found 9/10$506
This Expedia deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:25 pmBOS - SDR
1 stop14h 45mIberia
Sat 11/19:35 pmSDR - BOS
2 stops31h 11mIberia
Deal found 9/10$525
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:45 pmBOS - SDR
2 stops27h 35mMultiple Airlines
Sat 11/88:45 amSDR - BOS
1 stop18h 10mMultiple Airlines
Deal found 9/10$544
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:40 pmBOS - SDR
1 stop12h 15mMultiple Airlines
Sat 11/88:45 amSDR - BOS
1 stop18h 10mMultiple Airlines
Deal found 9/10$554
This lastminute.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/284:30 pmBOS - SDR
1 stop11h 00mIberia
Tue 10/1410:05 amSDR - BOS
2 stops18h 14mIberia
Deal found 9/11$575
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:40 pmBOS - SDR
1 stop12h 15mMultiple Airlines
Fri 11/79:35 pmSDR - BOS
2 stops29h 20mMultiple Airlines
Deal found 9/10$581
This Iberia deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2910:40 pmBOS - SDR
1 stop27h 30mIberia
Thu 12/48:45 amSDR - BOS
1 stop18h 10mIberia
Deal found 9/10$584
This Iberia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2910:40 pmBOS - SDR
1 stop27h 30mIberia
Wed 12/35:30 pmSDR - BOS
1 stop33h 25mIberia
Deal found 9/11$593
This Iberia deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:50 pmBOS - SDR
1 stop9h 30mIberia
Thu 12/46:30 amSDR - BOS
1 stop14h 45mIberia
Deal found 9/10$607
This Iberia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:10 pmBOS - SDR
2 stops21h 50mIberia
Fri 12/59:00 amSDR - BOS
1 stop12h 15mIberia
Deal found 9/11$611

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Santander 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Boston to Santander that are best for you.

Fly from

Boston

Fly to

Santander

Route

Depart

Return

Price

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Thu 11/27

4:45 pm-5:10 pm

1 stop18h 25m

Santander

Tue 12/2

8:45 am-8:55 pm

1 stop18h 10m

$506

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Sat 10/25

9:25 pm-5:10 pm

1 stop14h 45m

Santander

Sat 11/1

9:35 pm-11:46 pm

2 stops31h 11m

$525

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Sun 11/2

10:45 pm-8:20 am

2 stops27h 35m

Santander

Sat 11/8

8:45 am-8:55 pm

1 stop18h 10m

$544

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Mon 11/3

10:40 pm-4:55 pm

1 stop12h 15m

Santander

Sat 11/8

8:45 am-8:55 pm

1 stop18h 10m

$554

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Sun 9/28

4:30 pm-9:30 am

1 stop11h 00m

Santander

Tue 10/14

10:05 am-10:19 pm

2 stops18h 14m

$575

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Sat 11/29

10:40 pm-8:10 am

1 stop27h 30m

Santander

Thu 12/4

8:45 am-8:55 pm

1 stop18h 10m

$584

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Mon 11/24

5:10 pm-9:00 pm

2 stops21h 50m

Santander

Thu 12/4

9:00 am-3:15 pm

1 stop12h 15m

$611

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Tue 9/30

11:00 pm-9:05 am

1 stop28h 05m

$216

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Mon 9/29

11:00 pm-8:55 am

1 stop27h 55m

$799

BostonSantander

BOS - SDR

BOSSDR

Boston Logan Intl

Mon 9/29

11:00 pm-9:00 pm

2 stops16h 00m

$1,028

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
1
2

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

Get insights into the airlines that provide service to Santander. 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 Santander. Reviews last updated September 11, 2025.
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
2,929 reviews

Overall

7.0

Comfort

6.7

Boarding

7.1

Crew

7.6

Food

6.3

Entertainment

6.6

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
2,929 reviews
Iberia
7.0
Good
2,929 reviews

Overall

7.0

Comfort

6.7

Boarding

7.1

Crew

7.6

Food

6.3

Entertainment

6.6

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

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.

  • How long is the flight from Boston to Santander?

    For as low as $506, Iberia can have you in Santander from Boston in 18h 25m. The distance between Boston and Santander is about 3303 mi.

  • 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 $513. This flight start at 36% 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

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Boston to Santander

Discover the top airline that operate flights from Boston to Santander. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$513Average$800FlexibilityNo cancel feeOn-time77%

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