$860+ Cheap flights from San Diego (SAN) 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SDR
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from San Diego 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 San Diego to Santander
Cheapest
Best
Last-minute
Cheapest flights from San Diego to SantanderExplore the most affordable flight options available from San Diego to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from San Diego to Santander. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Finnair deal was found by Cheapflights users on 9/22. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:33 am -
2 stops21h 27m
Tue 11/106:30 am -
2 stops21h 45m
Deal found 9/22![Multiple Airlines logo]()
$860
This Iberia deal was found by Cheapflights users on 9/22. 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 10/277:00 pm -
2 stops18h 00m
Wed 11/116:30 am -
2 stops21h 45m
Deal found 9/22![Iberia logo]()
$912
This Iberia deal was found by Cheapflights users on 9/22. 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 10/2611:33 am -
2 stops21h 27m
Wed 11/115:40 pm -
2 stops23h 46m
Deal found 9/22![Iberia logo]()
$913
This British Airways deal was found by Cheapflights users on 9/22. 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.
Tue 10/2710:06 am -
2 stops22h 54m
Tue 11/1010:05 am -
2 stops20h 35m
Deal found 9/22![British Airways logo]()
$1,134
Best flights from San Diego to SantanderDiscover carefully curated flight deals from San Diego to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from San Diego to Santander that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This Finnair deal was found by Cheapflights users on 9/22. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:33 am -
2 stops21h 27m
Tue 11/106:30 am -
2 stops21h 45m
Deal found 9/22![Multiple Airlines logo]()
$860
This British Airways deal was found by Cheapflights users on 9/21. 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.
Mon 2/227:15 am -
2 stops24h 45m
Fri 2/266:30 am -
2 stops24h 14m
Deal found 9/21![British Airways logo]()
$1,034
This Iberia deal was found by Cheapflights users on 9/19. 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 2/226:00 pm -
2 stops18h 35m
Fri 2/2610:05 am -
2 stops20h 54m
Deal found 9/19![Iberia logo]()
$1,068
This British Airways deal was found by Cheapflights users on 9/22. 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.
Tue 10/2710:06 am -
2 stops22h 54m
Tue 11/1010:05 am -
2 stops20h 35m
Deal found 9/22![British Airways logo]()
$1,134
Last-minute flights from San Diego to SantanderDiscover last-minute flight deals from San Diego to Santander. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Santander. Data last updated September 22, 2026 and is based on user searches.
This Finnair deal was found by Cheapflights users on 9/22. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:33 am -
2 stops21h 27m
Tue 11/106:30 am -
2 stops21h 45m
Deal found 9/22![Multiple Airlines logo]()
$860
This Iberia deal was found by Cheapflights users on 9/22. 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 10/2611:33 am -
2 stops21h 27m
Wed 11/115:40 pm -
2 stops23h 46m
Deal found 9/22![Iberia logo]()
$913
This Iberia deal was found by Cheapflights users on 9/22. 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 10/277:00 pm -
2 stops18h 00m
Wed 11/116:30 am -
2 stops21h 45m
Deal found 9/22![Iberia logo]()
$912
This British Airways deal was found by Cheapflights users on 9/22. 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.
Tue 10/2710:06 am -
2 stops22h 54m
Tue 11/1010:05 am -
2 stops20h 35m
Deal found 9/22![British Airways logo]()
$1,134
Find flight deals from San Diego to Santander
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 22, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $860 (Finnair) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 September 22, 2026.
Use the filters below to find and compare flights from San Diego to Santander that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSantander
SAN San Diego - SDR Santander
SANSDR
San Diego
Mon 10/26
11:33 am-5:00 pm
2 stops21h 27m
Santander
Tue 11/10
6:30 am-7:15 pm
2 stops21h 45m
$860
San DiegoSantander
SAN San Diego - SDR Santander
SANSDR
San Diego
Mon 2/22
7:15 am-5:00 pm
2 stops24h 45m
Santander
Fri 2/26
6:30 am-9:44 pm
2 stops24h 14m
$1,034
Quickest round-trip
San DiegoSantander
SAN San Diego - SDR Santander
SANSDR
San Diego
Mon 2/22
6:00 pm-9:35 pm
2 stops18h 35m
Santander
Fri 2/26
10:05 am-9:59 pm
2 stops20h 54m
$1,068
San DiegoSantander
SAN San Diego - SDR Santander
SANSDR
San Diego
Tue 10/27
10:06 am-5:00 pm
2 stops22h 54m
Santander
Tue 11/10
10:05 am-9:40 pm
2 stops20h 35m
$1,134
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Diego-Santander flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Diego-Santander flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from San Diego-Santander flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-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 San Diego-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 San Diego to Santander
Have a flexible travel schedule? Discover the best time to fly to Santander from San Diego with our price prediction graph.
SAN-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.
Related info for your journey
Find useful and relevant information for your journey from San Diego 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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