8 Cheapest Airports to Fly Into Ireland in 2026 (US Routes)

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Dublin gets all the traffic, but it’s not always your cheapest way into Ireland, and it’s almost never the closest airport to where you’re headed. Fly into Cork and you’re an hour from Killarney. Fly into Knock and the west coast is right there, usually for less than a Dublin fare plus the four-hour drive back across the country.

I’ve come in through most of these airports myself, big and small. Below are the eight cheapest airports to fly into in Ireland, what each one costs, and the part of the country it puts you closest to. Sometimes the smallest airport on the list is the one that saves you the most!

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1. Dublin Airport (DUB)

• 🏠 Location: 6 miles north of Dublin city center
• 💰 Why It’s Cheap: Ireland’s main hub, with the most nonstop US routes
• ✈️ Best Airlines: Aer Lingus, United, Delta
• 🧠 Pro Tip: Fly into Dublin, then take a budget flight or train onward. It’s often cheaper than booking a direct flight into a smaller Irish airport.

Dublin is the cheapest and easiest airport to reach from the US, and for most travelers it’s the obvious place to start. Aer Lingus, United, and Delta all run nonstops from multiple US cities, and that head-to-head competition is what keeps Dublin fares lower than anywhere else in Ireland. Roundtrips from New York, Boston, or Chicago often land between $400 and $650. The best prices show up in April, May, and late September.

Once you’re through customs you’re only 30 minutes from the center of the capital. You can spend a day on the historic pubs, the street musicians along Grafton Street, and the Book of Kells at Trinity College without ever needing a car. Dublin also makes a strong home base, with Galway, Cork, and Kilkenny all under two and a half hours away by train.

Fun fact: Dublin is one of the few airports outside North America with US preclearance, so you’ll clear American customs before you board and walk off as a domestic arrival when you land back home.

• Read next: Cheap Flights from Dublin
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2. Cork Airport (ORK)

• 🏠 Location: 4 miles south of Cork city center
• 💰 Why It’s Cheap: Smaller crowds and often overlooked by tourists, but well-served by budget airlines
• ✈️ Best Airlines: Ryanair, Aer Lingus, KLM
• 🧠 Pro Tip: Fly into Cork, rent a car, and drive the Wild Atlantic Way for cheaper and more scenic travel.

Flights into Cork Airport from major US cities often range between $480–$720 roundtrip, especially during the winter low season or early spring months like February and March. While it doesn’t have as many direct transatlantic routes as Dublin, prices drop fast when connecting through major hubs like Amsterdam or London.

Cork is a great alternative if you want fewer crowds and easy access to Ireland’s south. From the airport, it’s only 1.5 hours to Killarney National Park and about 2 hours to Waterford’s Viking Triangle. You’ll also be just minutes away from exploring Cork’s historic English Market and the colorful harbor town of Cobh.

Fun fact: Cork Airport is Ireland’s second busiest, but it’s still small enough to get through security in under 20 minutes on most days.

• Read next: Fun Things to Do in Cork, Ireland
• You may also like: West Ireland Travel Guide

3. Shannon Airport (SNN)

• 🏠 Location: 15 miles west of Limerick
• 💰 Why It’s Cheap: Less traveler traffic and strong competition on US routes
• ✈️ Best Airlines: Aer Lingus, United, Delta
• 🧠 Pro Tip: Look out for Aer Lingus flash sales from East Coast cities like Boston or JFK. March and November usually bring the lowest fares to Shannon.

Shannon Airport is one of the easiest and most budget-friendly airports to fly into if you’re visiting Ireland’s west coast. Flights from the US often fall between $450–$700 roundtrip, especially in early spring or late fall. United and Delta also frequently run deals on East Coast departures.

It’s a smart base if you want to explore the Cliffs of Moher, the Burren, and even Galway without spending hours on cross-country transfers. Limerick is just 25 minutes away, and Galway is reachable in under 90 minutes by car. Shannon’s compact size also makes it quicker to navigate than Ireland’s larger airports.

Fun fact: Shannon was home to the world’s first duty-free airport store, opening in 1947 and kicking off a global trend in airport shopping.

• Read next: Top Experiences in Ireland
• You may also like: Best Things to Do in Galway

4. Ireland West Airport Knock (NOC)

• 🏠 Location: 12 miles from Knock, County Mayo
• 💰 Why It’s Cheap: Regional airport with limited traffic and budget airline deals
• ✈️ Best Airlines: Ryanair, Aer Lingus Regional, easyJet
• 🧠 Pro Tip: Fares are often lower when flying into Knock from London or other UK cities. Booking a separate Europe–Ireland leg can cut costs.

Flying into the Ireland West Airport Knock can be surprisingly cheap, especially if you’re already in Europe. Roundtrip tickets from the UK often land between $40–$100, and one-stop US routes through London or Dublin can fall under $500 in late winter or early spring.

Knock is ideal if you’re heading to western Ireland without the crowds. From the airport, it’s just 90 minutes to Sligo’s surf beaches or the colorful streets of Galway. The area around County Mayo is full of scenic driving routes, including the Nephin Beg mountain range and Achill Island’s dramatic coastline.

Fun fact: The airport was originally built to serve Catholic pilgrims visiting the Knock Shrine, which now draws over a million visitors a year.

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• For more reading: Things to Do in County Mayo
• Keep reading: Galway Experiences for Young Adults

5. George Best Belfast City Airport (BHD)

• 🏠 Location: Just 3 miles from central Belfast
• 💰 Why It’s Cheap: Handles mostly short-haul budget flights from UK and Europe
• ✈️ Best Airlines: Aer Lingus, British Airways, easyJet
• 🧠 Pro Tip: Fly into BHD if you plan to stay in Belfast without a rental car. It’s one of the few airports in Ireland with public bus service right outside the terminal.

George Best Belfast City Airport is a great choice if you’re coming from elsewhere in Europe or planning a multi-stop itinerary. While direct flights from the US are rare, fares from major UK cities often fall between $40–$80 one-way, and combined trips from the US can total $450–$650 roundtrip when timed right.

The airport’s central location puts you just 10 minutes from the action in Belfast. Visit Titanic Belfast, stroll the Peace Walls, or catch a show at the Grand Opera House. It’s also a great base for affordable road trips, with Dublin just two hours away and the scenic Antrim Coast even closer.

Fun fact: BHD is named after legendary footballer George Best, who was born just minutes from the airport. You’ll even spot tributes to him inside the terminal, making it a hit with sports fans.

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6. City of Derry Airport (LDY)

• 🏠 Location: 7 miles northeast of Derry (Londonderry) city center
• 💰 Why It’s Cheap: Low-traffic airport with budget flights from the UK
• ✈️ Best Airlines: Ryanair, Loganair
• 🧠 Pro Tip: Derry tends to have the lowest rental car rates in Northern Ireland, making it a smart place to begin a scenic drive along the Wild Atlantic Way or Causeway Coast.

City of Derry is one of the most affordable entry points for Ireland’s northwest. It runs regular budget routes to UK cities like London, Liverpool, and Glasgow. fares from Britain often sit between $30 and $70 one-way, and a well-timed US trip via a UK hub can stay under $500 in February, March, or November. Hotels and restaurants in Derry also run cheaper than Dublin or Belfast, which stretches your budget further.

After landing you’re less than 20 minutes from the historic walled city. The Peace Bridge, the Bogside murals, and the Tower Museum are all within walking distance of each other. For nature, County Donegal’s wild coastline and Glenveagh National Park are about an hour away by car, which makes Derry a smart start to a Causeway Coast or Wild Atlantic Way drive.

Fun fact: The runway at City of Derry Airport is built on reclaimed land beside the River Foyle. Your landing comes with serious waterfront views!

• Read next: Unique Experiences in Northern Ireland

7. Kerry Airport (KIR)

• 🏠 Location: Between Killarney and Tralee in County Kerry
• 💰 Why It’s Cheap: Underrated regional airport with seasonal flight deals from the UK and Europe
• ✈️ Best Airlines: Ryanair, Aer Lingus
• 🧠 Pro Tip: Fly into Kerry and use Killarney as your base. Accommodations and tours there are often cheaper than in Dublin or Galway.

Kerry Airport offers a low-stress, budget-friendly way to access Ireland’s scenic southwest. Flights from London or Manchester often range between $40–$90 one-way, and a full roundtrip from the US with a UK layover can stay under $520 if booked in the spring or early fall.

After you land, you’re just 20 minutes from Killarney National Park and less than two hours from the Dingle Peninsula or Ring of Kerry. The region is packed with postcard-worthy drives, glacial lakes, and local pubs that are friendlier on the wallet than those in bigger cities. Rental car costs in Kerry are also among the lowest in Ireland.

Fun fact: Kerry Airport is so small that you can go from plane to car rental in under 15 minutes, making it one of Ireland’s most efficient arrivals for road-trippers.

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8. Waterford Airport (WAT)

• 🏠 Location: About 6 miles southeast of Waterford city
• 💰 Why It’s Cheap: Smaller regional airport with limited but affordable connections
• ✈️ Best Airlines: Emerald Airlines (Aer Lingus Regional), seasonal UK routes
• 🧠 Pro Tip: Combine a budget flight to Waterford with a rail pass. Trains from the city connect to Cork and Dublin for much less than airport transfers

Waterford is a lesser-known option, but it’s ideal if you want Ireland’s southeast without the crowds or the Dublin price tag. The airport reopened to scheduled flights in 2025 after a runway upgrade. The route map is still small and mostly seasonal, but one-stop trips through Dublin or a UK hub can total under $500 roundtrip in off-peak months like March or October. If the timing lines up, it’s one of the easiest ways into this corner of the country.

You’ll land close to Ireland’s oldest city, home to the Viking Triangle, the Waterford Crystal Visitor Centre, and the medieval Reginald’s Tower. The surrounding Copper Coast, a UNESCO Global Geopark, is full of cliffside walks and quiet coves. Food, lodging, and transit here all run noticeably cheaper than in the tourist-heavy west.

Fun fact: Waterford is Ireland’s oldest city, dating back over 1,100 years. It’s one of the few places where you can actually explore Viking ruins just a short ride from the airport.

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