Cheap Flights to Castleknock from $70
Wander Wisely with exceptional service, 24/7 supportOpens in a new window
Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
How Much Does it Cost To Fly To Castleknock?
The cheapest prices found with in the last 7 days for return flights were $43 and $70 for one-way flights to Castleknock for the period specified. Prices and availability are subject to change. Additional terms apply
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| STN | Dublin | October 12 to October 17 | $43 |
| BVA | Dublin | October 20 to October 20 | $51 |
| FCO | Dublin | October 15 to October 18 | $108 |
| YYZ | Dublin | October 20 to October 27 | $284 |
| JFK | Dublin | October 23 to November 1 | $477 |
| JFK | Dublin | October 23 to November 1 | $477 |
| BOS | Dublin | October 20 to November 5 | $527 |
| ORD | Dublin | October 22 to October 30 | $617 |
| SFO | Dublin | October 13 to October 30 | $647 |
| LAX | Dublin | October 13 to October 26 | $704 |
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| STN | Dublin | July 24 to July 27 | $121 |
| CDG | Dublin | July 24 to July 26 | $254 |
| FCO | Dublin | July 24 to July 26 | $348 |
| JFK | Dublin | July 24 to August 3 | $754 |
| JFK | Dublin | July 24 to August 3 | $754 |
| BOS | Dublin | July 26 to July 30 | $755 |
| YYZ | Dublin | July 25 to July 29 | $837 |
| ORD | Dublin | July 26 to August 3 | $882 |
| LAX | Dublin | July 26 to July 31 | $1,205 |
| SFO | Dublin | July 24 to July 28 | $1,274 |
Castleknock Flight Information
Traveling to | Castleknock |
|---|---|
Lowest Price | $43 |
Number of Airlines Serving | |
Airlines Serving | Aer Lingus, British Airways, American Airlines, Icelandair |
Number of Daily Flights | |
Airlines with Direct Flights |
Find The Perfect Hotel For After Your Flight
Amazing Castleknock Accommodation Deals
Travelodge Dublin Phoenix Park Hotel
Castleknock Hotel
"It was a an excellent extended weekend. We were very happy at the hotel."
Reviewed on Jul 14, 2026
Luxury Hotels in Castleknock
Castleknock Hotel
"It was a an excellent extended weekend. We were very happy at the hotel."
Reviewed on Jul 14, 2026
Family Friendly Hotels in Castleknock
Travelodge Dublin Phoenix Park Hotel
Castleknock Hotel
Families like: Kids pool, playground, babysitting, free breakfast for the whole family
"It was a an excellent extended weekend. We were very happy at the hotel."
Reviewed on Jul 14, 2026
Best Castleknock Flight and Hotel Packages
Castleknock flight + hotel packages - economy flights
Castleknock flight + hotel packages - business class flights
Castleknock flight + hotel packages - first class flights
Need a Car For After Your Flight?
Mini
$80
Economy
$81
Compact
$105
Midsize
$116
Plane Tickets To Castleknock
Although you may try and resist the urge, you know that when the travel bug comes, there is only one way to get rid of it. Thankfully, Travelocity is here to help nip that travel bug in the bud with great deals on flights to Castleknock. Browse through our inventory to explore a wide range of cheap flights to Castleknock to solidify your next big trip out of town. Whether you are heading out on a business trip, exploring a place you have never been for pleasure or are bringing the family on the annual vacation, we have the perfect getaway waiting for you. In no time, you will be day dreaming of your plane landing in Castleknock as you anxiously await to exit the plane and explore what Castleknock has to offer. Considering all the amazing local food and culture in Castleknock, we won't hold this against you.
When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to Castleknock to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to Castleknock without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to Castleknock with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to Castleknock today!