Cheap Flights to Castleknock from $73
How Much Does it Cost To Fly To Castleknock?
The cheapest prices found with in the last 7 days for return flights were $48 and $73 for one-way flights to Castleknock for the period specified. Prices and availability are subject to change. Additional terms apply
LHR
Heathrow
DUB
Dublin
$112 Roundtrip, found 6 hours ago
$112
Roundtrip
found 6 hours ago
EWR
Newark Liberty Intl. Airport
DUB
Dublin
$356 Roundtrip, found 3 hours ago
$356
Roundtrip
found 3 hours ago
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| LTN | Dublin | June 13 to June 14 | $48 |
| BVA | Dublin | July 12 to July 18 | $98 |
| FCO | Dublin | June 22 to July 6 | $158 |
| LGA | Dublin | June 9 to June 16 | $361 |
| YYZ | Dublin | June 19 to June 23 | $410 |
| JFK | Dublin | August 12 to August 19 | $606 |
| BOS | Dublin | May 27 to June 2 | $631 |
| ORD | Dublin | August 12 to August 18 | $758 |
| LAX | Dublin | August 14 to August 19 | $827 |
| SFO | Dublin | August 14 to August 23 | $835 |
| Origin | Destination | Travel Dates | Flights From* |
|---|---|---|---|
| STN | Dublin | May 17 to May 22 | $51 |
| CDG | Dublin | May 17 to June 7 | $251 |
| FCO | Dublin | May 17 to May 21 | $397 |
| YYZ | Dublin | May 17 to June 9 | $480 |
| BOS | Dublin | May 15 to May 18 | $690 |
| EWR | Dublin | May 15 to June 1 | $690 |
| JFK | Dublin | May 16 to May 21 | $707 |
| ORD | Dublin | May 15 to May 18 | $880 |
| SFO | Dublin | May 16 to May 20 | $1,065 |
| LAX | Dublin | May 17 to May 21 | $1,176 |
Find The Perfect Hotel For After Your Flight
Amazing Castleknock Accommodation Deals
Travelodge Dublin Phoenix Park Hotel
Aurburn Avenue Roundabout Dublin Dublin
Stay at this hotel in Dublin. Enjoy free WiFi, free parking, and breakfast (surcharge). Popular attractions Guinness Storehouse and Croke Park are located ...
Castleknock Hotel
Porterstown Road Diswellstown Dublin
$211 nightly
The price is $239 total per night from Jun 7 to Jun 8
$239 total
Jun 7 - Jun 8
Total with taxes and fees
Book a stay at this spa hotel in Diswellstown. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the property condition ...
9.2/10 Wonderful! (1,004 reviews)
Clean room
Reviewed on May 8, 2026
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Luxury Hotels in Castleknock
Castleknock Hotel
Porterstown Road Diswellstown Dublin
$211 nightly
The price is $239 total per night from Jun 7 to Jun 8
$239 total
Jun 7 - Jun 8
Total with taxes and fees
Book a stay at this spa hotel in Diswellstown. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the property condition ...
9.2/10 Wonderful! (1,004 reviews)
Clean room
Reviewed on May 8, 2026
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Family Friendly Hotels in Castleknock
Travelodge Dublin Phoenix Park Hotel
Aurburn Avenue Roundabout Dublin Dublin
Stay at this hotel in Dublin. Enjoy free WiFi, free parking, and breakfast (surcharge). Popular attractions Guinness Storehouse and Croke Park are located ...
Castleknock Hotel
Porterstown Road Diswellstown Dublin
$211 nightly
The price is $239 total per night from Jun 7 to Jun 8
$239 total
Jun 7 - Jun 8
Total with taxes and fees
Book a stay at this spa hotel in Diswellstown. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the property condition ...
9.2/10 Wonderful! (1,004 reviews)
Families like: Kids pool, playground, babysitting, free breakfast for the whole family
Travelers say...
Clean room
Reviewed on May 8, 2026
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Best Castleknock Flight and Hotel Packages
Castleknock flight + hotel packages - economy flights
Price found within the past 48 hours. Click for updated prices.
Castleknock flight + hotel packages - premium economy flights
Price found within the past 48 hours. Click for updated prices.
Don't see what you're looking for?
See all available trips from Philadelphia to Castleknock
View all tripsCastleknock flight + hotel packages - business class flights
Price found within the past 48 hours. Click for updated prices.
Need a Car For After Your Flight?
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