$42 Cheap Flights from Dublin (DUB) to Santander (SDR)

View $42 flight on Mon, Sep 29, 2025Opens in a new window

Popular airlines from Dublin Airport (DUB) to Santander (SDR)

Cheap Flights from Dublin to Santander (DUB-SDR)

Prices were available within the past 7 days and start at $42 for one-way flights and $115 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Fri, Nov 21 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$115 Roundtrip, found 3 days ago
$115
Roundtrip
found 3 days ago
Select Ryanair flight, departing Fri, Nov 21 from Dublin to Santander, returning Sun, Nov 23, priced at $115 found 3 days ago
Ryanair
Wed, Oct 1 - Fri, Oct 3
DUB
Dublin
SDR
Santander
$142 Roundtrip, found 4 days ago
$142
Roundtrip
found 4 days ago
Select Ryanair flight, departing Wed, Oct 1 from Dublin to Santander, returning Fri, Oct 3, priced at $142 found 4 days ago
Iberia
Fri, Nov 21 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$246 Roundtrip, found 3 days ago
$246
Roundtrip
found 3 days ago
Select Iberia flight, departing Fri, Nov 21 from Dublin to Santander, returning Sun, Nov 23, priced at $246 found 3 days ago
Iberia
Wed, Oct 1 - Fri, Oct 3
DUB
Dublin
SDR
Santander
$265 Roundtrip, found 4 days ago
$265
Roundtrip
found 4 days ago
Select Iberia flight, departing Wed, Oct 1 from Dublin to Santander, returning Fri, Oct 3, priced at $265 found 4 days ago
Iberia
Thu, Nov 20 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$272 Roundtrip, found 5 days ago
$272
Roundtrip
found 5 days ago
Select Iberia flight, departing Thu, Nov 20 from Dublin to Santander, returning Sun, Nov 23, priced at $272 found 5 days ago
Iberia
Fri, Oct 3 - Sun, Oct 5
DUB
Dublin
SDR
Santander
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select Iberia flight, departing Fri, Oct 3 from Dublin to Santander, returning Sun, Oct 5, priced at $279 found 4 days ago
Iberia
Fri, Nov 21 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select Iberia flight, departing Fri, Nov 21 from Dublin to Santander, returning Sun, Nov 23, priced at $289 found 3 days ago
Iberia
Fri, Nov 21 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$290 Roundtrip, found 3 days ago
$290
Roundtrip
found 3 days ago
Select Iberia flight, departing Fri, Nov 21 from Dublin to Santander, returning Sun, Nov 23, priced at $290 found 3 days ago
Iberia
Fri, Nov 21 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$292 Roundtrip, found 3 days ago
$292
Roundtrip
found 3 days ago
Select Iberia flight, departing Fri, Nov 21 from Dublin to Santander, returning Sun, Nov 23, priced at $292 found 3 days ago
Iberia
Fri, Nov 21 - Sun, Nov 23
DUB
Dublin
SDR
Santander
$292 Roundtrip, found 3 days ago
$292
Roundtrip
found 3 days ago
Select Iberia flight, departing Fri, Nov 21 from Dublin to Santander, returning Sun, Nov 23, priced at $292 found 3 days ago
Flights from Dublin (DUB) to Santander (SDR)
Origin airport
Dublin
Destination airport
Santander
Airlines serving
Iberia, Ryanair
Roundtrip price
$115
Distance
699 mi
Average flight time
2 hours 5 mins

Dublin to Santander Flights

The cheapest times to fly from Dublin to Santander

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dublin to Santander are during the month of November. You can find some of the cheapest flights from Dublin to Santander with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dublin to Santander

Sunday is one of the best days to book for cheap flights from Dublin to Santander: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dublin to Santander

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dublin to Santander in 2025. You can also book with separate airlines for your outbound and return journeys, from $42 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dublin to Santander flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dublin to Santander airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Dublin Airport (DUB) to Santander Airport (SDR) cost?
Secure a cheap one-way flight from $42 or cheap return flight from $115 from Dublin Airport (DUB) to Santander Airport (SDR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Dublin Airport (DUB) to Santander Airport (SDR)?
November is the least expensive month to fly from DUB to SDR. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Dublin Airport (DUB) to Santander Airport (SDR)?
To find the cheapest airline flying from DUB to SDR, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Dublin Airport (DUB) to Santander Airport (SDR)?
On average, there are 2 direct flights departing from Dublin Airport (DUB) to Santander Airport (SDR) each week. If you don't see one that suits your schedule, consider a flight that has a layover. Filter your search results on Expedia to include one or two stops and opt for the next best alternative.
What are the most popular departure times for flights from Dublin Airport (DUB) to Santander Airport (SDR)?
The 6 AM departures from DUB to SDR are the busiest. Greater demand means you'll likely pay more for these departures. If you want to save on your fare, book during off-peak hours.
What day of the week has the most flights from DUB to SDR?
Friday has the most flights from Dublin Airport (DUB) to Santander Airport (SDR). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your itinerary.
What is the earliest flight from Dublin Airport (DUB) to Santander Airport (SDR)?
Take the earliest flight at around 6:35AM UTC+0, leaving from Dublin Airport (DUB). You'll be flying for approximately 2h, touching down at Santander Airport (SDR) at approximately 9:35AM UTC+1.
How long does it take to fly from Dublin Airport (DUB) to Santander Airport (SDR)?
It takes approximately 2 hours to travel the 700 mi from DUB to SDR.
What is the best time to fly from Dublin Airport (DUB) to Santander Airport (SDR)?
To arrive at Santander Airport (SDR) without delays, select a flight that takes off from Dublin Airport (DUB) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santander from Dublin Airport (DUB)?
If you're taking a direct flight from Dublin Airport (DUB) to Santander, Santander Airport (SDR) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Dublin Airport (DUB) to Santander Airport (SDR) last-minute?
Holding off until just before your departure to book a ticket from DUB to SDR often results in higher prices. While it's possible to find some last-minute discounts, there's no guarantee. Be flexible with your itinerary for the best chance of scoring a bargain.
Is it cheaper to book a DUB to SDR flight and hotel package?
Opting for a DUB to SDR flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Dublin Airport (DUB) to Santander Airport (SDR)?
You can usually cancel or reschedule your DUB to SDR flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.