$826+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SDR
Nov 30 — Dec 71
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Santander with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Santander
Cheapest
Best
Last-minute
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 October 31, 2026.
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 October 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/2610:11 pm -
1 stop30h 19m
Thu 12/310:05 am -
2 stops16h 10m
Deal found 10/29![Multiple Airlines logo]()
$826
This British Airways deal was found by Cheapflights users on 10/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:00 pm -
1 stop19h 00m
Thu 12/310:05 am -
1 stop14h 20m
Deal found 10/29![British Airways logo]()
$894
This Rumbo deal was found by Cheapflights users on 10/29. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:00 pm -
1 stop15h 00m
Mon 1/186:30 am -
1 stop17h 55m
Deal found 10/29![Iberia logo]()
$899
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/145:15 pm -
3 stops22h 20m
Thu 12/175:50 pm -
2 stops26h 50m
Deal found 10/28![Multiple Airlines logo]()
$907
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:10 pm -
3 stops32h 30m
Thu 11/55:50 pm -
2 stops26h 50m
Deal found 10/30![Multiple Airlines logo]()
$1,009
Best flights from Boston to SantanderDiscover 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 October 31, 2026.
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 October 31, 2026.
This British Airways deal was found by Cheapflights users on 10/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:00 pm -
1 stop19h 00m
Thu 12/310:05 am -
1 stop14h 20m
Deal found 10/29![British Airways logo]()
$894
This Rumbo deal was found by Cheapflights users on 10/29. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:00 pm -
1 stop15h 00m
Mon 1/186:30 am -
1 stop17h 55m
Deal found 10/29![Iberia logo]()
$899
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/145:15 pm -
3 stops22h 20m
Thu 12/175:50 pm -
2 stops26h 50m
Deal found 10/28![Multiple Airlines logo]()
$907
This Orbitz deal was found by Cheapflights users on 10/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:00 pm -
1 stop15h 00m
Thu 12/1710:05 am -
1 stop14h 20m
Deal found 10/28![Iberia logo]()
$1,125
This British Airways deal was found by Cheapflights users on 10/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:00 pm -
1 stop19h 00m
Thu 11/196:30 am -
1 stop17h 55m
Deal found 10/30![British Airways logo]()
$1,393
This Iberia deal was found by Cheapflights users on 10/27. 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.
Sun 11/158:00 pm -
1 stop19h 00m
Thu 11/196:30 am -
1 stop17h 55m
Deal found 10/27![Iberia logo]()
$1,421
Last-minute flights from Boston to SantanderDiscover last-minute flight deals from Boston to Santander. Data last updated October 31, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Santander. Data last updated October 31, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:10 pm -
3 stops32h 30m
Thu 11/55:50 pm -
2 stops26h 50m
Deal found 10/30![Multiple Airlines logo]()
$1,009
This Rumbo deal was found by Cheapflights users on 10/30. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:15 pm -
1 stop15h 45m
Thu 11/510:05 am -
1 stop13h 35m
Deal found 10/30![Iberia logo]()
$1,226
This Rumbo deal was found by Cheapflights users on 10/28. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:45 pm -
2 stops14h 50m
Tue 12/16:30 am -
2 stops19h 10m
Deal found 10/28![Iberia logo]()
$1,165
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/2610:11 pm -
1 stop30h 19m
Thu 12/310:05 am -
2 stops16h 10m
Deal found 10/29![Multiple Airlines logo]()
$826
This British Airways deal was found by Cheapflights users on 10/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:00 pm -
1 stop19h 00m
Thu 12/310:05 am -
1 stop14h 20m
Deal found 10/29![British Airways logo]()
$894
Find 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 October 31, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $826 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 31, 2026.
Use the filters below to find and compare flights from Boston to Santander that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSantander
BOS Boston Logan Intl - SDR Santander
BOSSDR
Boston Logan Intl
Thu 11/26
8:00 pm-9:00 pm
1 stop19h 00m
Santander
Thu 12/3
10:05 am-6:25 pm
1 stop14h 20m
$894
BostonSantander
BOS Boston Logan Intl - SDR Santander
BOSSDR
Boston Logan Intl
Mon 12/28
8:00 pm-5:00 pm
1 stop15h 00m
Santander
Mon 1/18
6:30 am-6:25 pm
1 stop17h 55m
$899
BostonSantander
BOS Boston Logan Intl - SDR Santander
BOSSDR
Boston Logan Intl
Mon 12/14
5:15 pm-9:35 pm
3 stops22h 20m
Santander
Thu 12/17
5:50 pm-2:40 pm
2 stops26h 50m
$907
Quickest round-trip
BostonSantander
BOS Boston Logan Intl - SDR Santander
BOSSDR
Boston Logan Intl
Mon 12/14
8:00 pm-5:00 pm
1 stop15h 00m
Santander
Thu 12/17
10:05 am-6:25 pm
1 stop14h 20m
$1,125
BostonSantander
BOS Boston Logan Intl - SDR Santander
BOSSDR
Boston Logan Intl
Sun 11/15
8:00 pm-9:00 pm
1 stop19h 00m
Santander
Thu 11/19
6:30 am-6:25 pm
1 stop17h 55m
$1,393
BostonSantander
BOS Boston Logan Intl - SDR Santander
BOSSDR
Boston Logan Intl
Sun 11/15
8:00 pm-9:00 pm
1 stop19h 00m
Santander
Thu 11/19
6:30 am-6:25 pm
1 stop17h 55m
$1,421
Sorted by cheapest first
Compare providers for flights from Boston to Santander
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Santander in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Santander flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Boston-Santander flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Boston-Santander flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Santander flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Santander flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BOS-SDR
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 October 31, 2026.
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.
Boarding
7.2
Food
6.4
Overall
7.0
Comfort
6.8
Crew
7.7
Entertainment
6.6
Reviews
1 / 20
2.0
MediocreT,Jun 2026
JFK - MAD
Boarding
7.2
Food
6.4
Overall
7.0
Comfort
6.8
Crew
7.7
Entertainment
6.6
Reviews
1 / 20
2.0
MediocreT,Jun 2026
JFK - MAD
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.
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Alternative routes for Boston to Santander
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Complete your trip
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Find flights from Boston to Santander, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Santander flights
Browse other Boston and Santander flight options. Last updated on October 31, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on October 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$534 | Average$898 | FlexibilityNo cancel fee | On-time77% |