$45 Cheap Flights from Spain to Dublin
One-way
Departing from
Spain
Going to
Dublin, Ireland
Dublin (DUB)
Ireland • March, 2026
85% AI deal score
$293 $60
Dublin (DUB)
Ireland • October, 2026
82% AI deal score
$213 $48
Dublin (DUB)
Ireland • January, 2026
82% AI deal score
$340 $89
Dublin (DUB)
Ireland • January, 2026
81% AI deal score
$170 $45
Top Cheap Flight Deals from Spain to Dublin
Recent round-trip flight deals to Dublin
Tue, Jan 20 - Sat, Jan 24
Cheapest
Barcelona (BCN) - Dublin (DUB)
Formosa Airlines airlines • Direct
Dublin (DUB) - Barcelona (BCN)
Formosa Airlines airlines • Direct
$63
$49
-$14
22%
Thu, Feb 26 - Tue, Mar 3
Barcelona (BCN) - Dublin (DUB)
Formosa Airlines airlines • Direct
Dublin (DUB) - Barcelona (BCN)
Formosa Airlines airlines • Direct
$63
$49
-$14
22%
Tue, Feb 10 - Tue, Feb 24
Barcelona (BCN) - Dublin (DUB)
Formosa Airlines airlines • Direct
Dublin (DUB) - Barcelona (BCN)
Formosa Airlines airlines • Direct
$63
$49
-$14
22%
Tue, Feb 10 - Thu, Feb 26
Barcelona (BCN) - Dublin (DUB)
Formosa Airlines airlines • Direct
Dublin (DUB) - Barcelona (BCN)
Formosa Airlines airlines • Direct
$63
$49
-$14
22%
Sun, Feb 1 - Tue, Feb 24
Barcelona (BCN) - Dublin (DUB)
Formosa Airlines airlines • Direct
Dublin (DUB) - Barcelona (BCN)
Formosa Airlines airlines • Direct
$63
$49
-$14
22%
Sun, Feb 1 - Tue, Mar 3
Barcelona (BCN) - Dublin (DUB)
Formosa Airlines airlines • Direct
Dublin (DUB) - Barcelona (BCN)
Formosa Airlines airlines • Direct
$63
$49
-$14
22%
The cheapest time to fly to Dublin
Ready to jet to Dublin on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Facts About Flights from Spain to Dublin
To help you plan your journey, here are some quick Dublin flight facts and tips.
Dublin city airports
Dublin Airport (DUB) is the primary international airport serving Dublin, Ireland. Located approximately 10 kilometers north of Dublin city center, it's easily accessible by car, bus, and taxi. As the busiest airport in Ireland, Dublin Airport offers extensive connections to destinations across Europe, North America, and the Middle East. Passengers can expect a wide range of services and amenities, including numerous shops, restaurants, lounges, and car rental options. The airport has two main terminals, Terminal 1 and Terminal 2, with Terminal 2 primarily used by Aer Lingus and transatlantic flights. Dublin Airport is a major hub for both leisure and business travelers, providing a gateway to Ireland and beyond.
Pro tip: search “Dublin (Any)” to see fares to all Dublin airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Dublin
Cheapest airport
Dublin (DUB)
Dublin Airport, coded DUB, is your gateway to the vibrant Irish capital! It's Ireland's busiest airport, boasting modern facilities, tons of shops, and easy access to Dublin city center. Get ready for a smooth landing and an even smoother pint of Guinness!
Nonstop vs. 1-stop
50+ cities
As a major hub, Dublin Airport connects over 50 cities across Europe and North America, making popular routes such as London, New York, and Amsterdam easily accessible.
Number of airlines
30+ airlines
Dublin Airport is a busy hub with over 30 airlines connecting you to the world, including popular choices like Aer Lingus and Ryanair, offering both full-service and budget-friendly options for your travel needs!
DUB Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
DUB airport insights
Best days to catch a deal
Mon, Wed
Based on the provided data, Saturday is the best day to find flight deals from Dublin airport, followed by Friday. Conversely, Monday appears to have the fewest deals.
Avg. deal survival time
10.9 hours
Deals from airport Dublin last on average 10.9 hours. Don't miss out on these deals as they are short-lived.
Rare deal frequency
4 deals
We found 4 rare deals for flights departing from Dublin airport in the past month, where these deals received an AI Deal Score of 90 or higher. Typically, these rare deals are mistake fares, special promotions, or ultra-discounts.
Average price drop
-78%
The average price drop for flights to Dublin Airport is 77.7%, indicating significant potential savings for travelers. This substantial decrease suggests that booking flights strategically could lead to considerable discounts on travel to Dublin.
Next 4 weeks: deal forecast
Dublin Flight Forecast (Next Month)
Based on current trends, flight prices to Dublin are expected to remain relatively stable in January 2026, with a slight chance of a minor price increase due to post-holiday travel. Keep an eye on flash sales, but significant price drops are not anticipated.
Top 5 biggest price drops (last 3 months)
Found on December 19
Luxor - DUB
$1,175 → $135
89%
Found on December 19
Sharm El Sheikh - DUB
$658 → $74
89%
Found on December 17
Dubai - DUB
$1,445 → $205
86%
Found on December 21
Islip - DUB
$4,500 → $685
85%
Found on December 18
Ioannina - DUB
$735 → $128
83%
Check these nearby airports too
Looking for more options? These airports near DUB sometimes drop rare deals too:
Belfast International (BFS)
~7 rare deals/month
George Best Belfast City (BHD)
~11 rare deals/month
Isle of Man (IOM)
~14 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially BFS and BHD for long-haul deal surprises.
When Is the Best Time to Fly from Spain to Dublin
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Dublin:
Cheapest month
November
Cheapest month
The cheapest month to snag flights to Dublin is November. During this time, the city is less crowded, and you can explore Dublin's attractions without the usual tourist rush. Plus, you'll find great deals on accommodations and tours, making it a budget-friendly time to visit. Just pack a good coat and an umbrella!
Best day to book
Tuesday
Best day to book
The best day to book your flight to Dublin is typically on a Tuesday. Airlines often release deals and discounts early in the week to stimulate demand. By booking on Tuesday, you're more likely to catch these deals before they're all gone. So set a reminder and happy hunting!
Cheapest days to fly
Wednesday
Cheapest days to fly
The cheapest days to fly to Dublin are usually Wednesdays. Mid-week flights tend to be less popular with business travelers and weekend vacationers. Flying on Wednesday can save you a significant amount compared to flying on a Friday or Sunday. Enjoy the savings!
Advance booking sweet spot
2 months
Advance booking sweet spot
The sweet spot for booking flights to Dublin is about 2 months in advance. Booking around this time balances the risk of prices going up with the availability of seats. Keep an eye on prices and be ready to book when you see a deal that fits your budget. This strategy will help you secure the best possible fare.
Dublin Airports & Ground Transportation
One big question for travelers is which Dublin airport to fly into. Here’s a quick guide to Dublin’s airports and how to get to the city from each:
Dublin Airport (DUB)
Dublin Airport (DUB) is the main international airport serving Dublin, Ireland. Just a few miles north of Dublin, it’s super easy to get to the city center. The airport boasts two main terminals and offers a wide array of shops, restaurants, and lounges to keep you entertained while you wait for your flight. Getting to Dublin city center is a breeze with frequent bus services like Airlink Express and Dublin Bus, plus taxi and ride-sharing options readily available. If you are looking for a rental car, all the major companies have a desk in the arrivals hall.
Tip: Arrive a bit early to explore the shops and grab a bite to eat before your flight – the food options are surprisingly good!
Other airports
While Dublin Airport (DUB) is the main gateway to the city, consider nearby airports like Belfast International (BFS) or Shannon (SNN) for potentially cheaper flights! However, getting to Dublin from Belfast requires a 2-hour bus or train journey, while Shannon is a 3-hour bus ride away, so factor in travel time and costs. These airports may offer budget-friendly flights, but Dublin Airport's convenience might just win you over!
What to Do in Dublin
Dublin isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Dublin, organized by interest:
Sightseeing & landmarks
Get ready to explore Dublin's iconic landmarks! From the historic Dublin Castle to the majestic St. Patrick's Cathedral and Trinity College, you'll be steeped in history and breathtaking architecture. Don't forget to snap a photo with the Molly Malone statue!
Arts & culture
Immerse yourself in Dublin's vibrant arts and culture scene. Visit the National Gallery of Ireland or catch a show at the Abbey Theatre. For a unique experience, explore the Dublin Literary Museum and trace the footsteps of literary giants!
Food & nightlife
Prepare your taste buds for a treat in Dublin's culinary and nightlife scene! From traditional Irish pubs with live music to modern restaurants serving innovative cuisine, there's something for every palate. Don't miss the chance to sip on a pint of Guinness in its homeland!
Shopping & fashion
Shop 'til you drop in Dublin's diverse retail scene! Grafton Street offers high-street brands and department stores, while quirky boutiques line the streets of Temple Bar. Explore the unique finds at George's Street Arcade for a memorable shopping experience.
Nearby getaways
Venture beyond the city limits for unforgettable nearby getaways. Explore the scenic beauty of the Wicklow Mountains National Park or take a coastal drive to the charming village of Howth. These escapes offer a refreshing contrast to the city's hustle and bustle!
Events in Dublin This Month
lou barlow
Buy and sell tickets for Lou Barlow at BelloBar in Dublin on Sunday, November 30th at 8:30 PM. Find fair, safe, and secure tickets on TicketSwap's marketplace.
florence road
TicketSwap ensures you receive Florence Road tickets for their Dublin Academy show on November 30, 2025, safely when buying, get paid swiftly when selling, and enjoy dedicated support!
conan
Join a music event in Dublin, Ireland, presented by DME Promotions and others, on Sunday, November 30, 2025, with a large crowd expected.
30th nov @ 37 dawson street, dublin
Tickets are now available for an event at 37 Dawson Street, Dublin on Sunday, November 30, 2025. Get your tickets now!
Dublin Weather
Weather in Dublin
Wed, Dec 24
10%
7° 5°
10%
Thu, Dec 25
Frequently Asked Questions About Flights to Dublin
Pro Tips for Finding Cheap Flights to Dublin
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Dublin flights:
Be Flexible with Your Dates: Dublin's calling, but your wallet's weeping? Fly on Tuesdays or Wednesdays, and you might just snag a shamrockin' good deal! Mid-week flights are often cheaper than those on weekends.
Consider Alternative Airports: Think outside the (airport) box! Flying into a smaller, nearby airport could save you a pot of gold. Just be sure to factor in the cost and time of getting to Dublin.
