Cheap Hotels in Castleknock

Free cancellation options if plans change
Unlock travel rewards with One Key
Save more with Member Prices

Check prices for these dates

Tonight
Sep 23 - Sep 24
Tomorrow
Sep 24 - Sep 25
This weekend
Sep 26 - Sep 28
Next weekend
Oct 3 - Oct 5

Cheap Hotels in Castleknock

Popular Castleknock cheap hotels with all you need

Crowne Plaza Hotel Blanchardstown by IHG
Exterior

Crowne Plaza Hotel Blanchardstown by IHG

4.0 star property
9.2 out of 10, Wonderful, (1011)
$150 nightly
The price is $170
Oct 5 - Oct 6
Total with taxes and fees
Crowne Plaza Hotel Blanchardstown by IHG
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.
See more propertiesforward arrow

Top landmarks in Castleknock

Trinity College
Trinity College showing heritage architecture and a park

Trinity College

If you'd like to get a taste of Dublin student life, check out Trinity College in City Centre Dublin. Our travelers also like the museums and art galleries in the area.

See properties in Trinity College
St. Stephen's Green
St. Stephen\'s Green which includes a garden as well as a small group of people

St. Stephen's Green

No trip to Dublin would be complete without an afternoon at St. Stephen's Green, a popular park in City Centre Dublin. Our travelers also like the museums and art galleries in the area. Want to stretch your legs some more? Head to Iveagh Gardens, just a short walk away.

See properties in St. Stephen's Green

Frequently asked questions

How much is a cheap hotel in Castleknock?
In Castleknock, you'll find a variety of hotels to choose from so filter on "included" amenities or "budget property" to find the best value. To find the best hotel deals, remember to sort your results by "Price: low to high" to see the cheapest Castleknock hotels.
  • Take a look at the lowest price per night
What is the cheapest area to stay in Castleknock?
When you're looking for cheap hotels in Castleknock, location is key. City Centre Dublin and Dublin 8 often have great budget-friendly options available. Prefer to stay in another part of town? Use our map feature to find a low-cost hotel in the perfect spot.
Are all taxes and fees included in the Castleknock hotel prices shown on Hotels.com?
Hotels.com provides upfront pricing so you can relax knowing you won't be met with surprise additional fees or taxes when you're ready to confirm your booking. From the time you start your search on Hotels.com, the price you see is what you pay. This makes it much easier to compare properties and secure our best deal for your next getaway.
What are the best cheap things to do in Castleknock?
Sightseeing doesn't have to be expensive. You if want to get outdoors, try a visit to Phoenix Park or make a stop at attractions like Castleknock Castle.

Find out more about Castleknock

Find out more about Castleknock

How to find the best cheap hotels in Castleknock?

 

✅  There are lots of cheap hotels available in Castleknock in 2025. What's more, our rewards programOpens in a new window makes Castleknock hotels an even better choice for travelers on a budget. 

 

✅  Whether you're looking for a hostel, apart-hotel or Bed & Breakfast, there's something for every type of traveler in Castleknock on Hotels.com – use the helpful search filters to find some of the cheapest hotels in Castleknock for your budget-friendly stay. 

 

✅  You'll find lots of cheap hotels in Castleknock – with Hotels.com. With so many choices, we recommend you use the search filter for price limits to narrow down your options. 

 

✅  The best time of year for an affordable vacation to Castleknock is during low season. This is when fewer people visit and there is a wider range of cheap Castleknock hotels available.  

 

✅  There are plenty of things to see and do in Castleknock on a budget! From exploring the city's iconic landmarks and museums to enjoying the great outdoors and local parks, there is something for everyone in Castleknock. 

 

✅  If you're looking to travel to Castleknock on a budget, there are plenty of ways to save. One option is to consider booking your travel during off-peak times when prices for flights, hotels, and attractions may be lower. Another option is budget-friendly transportation, such as local public transportation like buses or trains. 

 

✅  To find the great budget hotels in Castleknock for families, use our "Family friendly" filter under the "Travel experience" header. This will filter for family-friendly accommodation essentials.  

 

*Prices and availability are subject to change. Additional terms may apply.