Costelloe Holidays

  • Plan, book, travel with confidence

  • Better together

    Save up to €900 when you book a flight and hotel together*

  • Find the right fit

    With over 300,000 hotels worldwide, it's easy to create a perfect package

  • Rest easy

    Plan, book, and manage your trip all in one place

Top hotels in Costelloe

Ashford Castle

Ashford Castle

5 out of 5
Ashford Castle Cong Co. Mayo
The price is €3,345 per night from 5 Aug to 6 Aug
€3,345
5 Aug - 6 Aug
includes taxes & fees
10/10 Exceptional! (525 reviews)
"This hotel has always been spectacular and continues to be one of my favorite places to stay Wen in Ireland"

Reviewed on 22 Jul 2026

Ashford Castle
Clybaun Hotel Galway

Clybaun Hotel Galway

4 out of 5
Clybaun Road, Knocknacarra Galway Galway
Fully refundableReserve now, pay when you stay
The price is €163 per night from 3 Aug to 4 Aug
€163
3 Aug - 4 Aug
includes taxes & fees
8.6/10 Excellent! (875 reviews)
"*"

Reviewed on 24 Jul 2026

Clybaun Hotel Galway
Galway Bay Hotel

Galway Bay Hotel

4 out of 5
258 R336 Galway Galway
Fully refundableReserve now, pay when you stay
The price is €187 per night from 30 Aug to 31 Aug
€187
30 Aug - 31 Aug
includes taxes & fees
8.8/10 Excellent! (1,002 reviews)
"Our first visit and we would thoroughly recommend the Galway Bay hotel. It exceeded our expectations. The staff were friendly and professional and the atmosphere was welcoming. The room was clean and spacious. The breakfast and meals in the restaurant were delicious and for myself the fact they had ..."

Reviewed on 29 Jul 2026

Galway Bay Hotel
See all 364 properties in Costelloe
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.

Stay near popular Costelloe attractions

Lough Atawny

Commune with nature and explore the great outdoors at Lough Atawny during your travels in Costelloe.
See properties

What to do in Costelloe

Galway: Day Trip Ferry to Inis Oírr

Galway: Day Trip Ferry to Inis Oírr (Aran Islands)

€40
per adult
Galway: Day Trip Ferry to Inis Oírr (Aran Islands)
Rossaveel, Galway: Ferry Transfer to Inis Mór

Rossaveel, Galway: Ferry Transfer to Inis Mór (Aran Islands)

€40
per adult
80% of travellers recommend
Rossaveel, Galway: Ferry Transfer to Inis Mór (Aran Islands)
Connemara/Galway: Inis Meáin Return Ferry Transfer

Connemara/Galway: Inis Meáin Return Ferry Transfer

€40
per adult
Connemara/Galway: Inis Meáin Return Ferry Transfer
See all activities in Costelloe

Frequently asked questions

How much does a Costelloe holiday package cost?
You can pick up a holiday package to this destination on Expedia. However, how much your holiday to Costelloe costs will depend on your hotel choice, season and length of stay.
What are the cheapest months to go to Costelloe?
If you're looking to score a cheap Costelloe holiday package, consider travelling in January, February and November. You'll generally find better rates on hotels and airfares during these months — perfect for budget-conscious travellers.
How many days is enough for Costelloe?
Typically, a handful of days is enough to visit the major sights during your Costelloe holiday. But if you want to have time to chill out or go on day trips, consider extending your trip.
How to find the best Costelloe package deals?
Begin your search for a Costelloe package deal by entering your destination and travel dates under our "Packages" tab. Then add some filters, like "Guest rating" and "Property type," to fine-tune the results to your exact needs. You can also sort by "Package discount" and discover offers that come with huge savings. If you don't find the perfect Costelloe package deal right away, simply switch up your dates and search again. Bear in mind that deals are only available for a limited time, so book early and get your Costelloe escape underway.
Is it cheaper to book a Costelloe holiday as a package?
Expedia holiday packages are designed to help you keep more cash in your pocket. Bundle your car rental, hotel and flight into one great-value price and enjoy significant savings. You'll generally snag a better deal than booking each component individually. And you'll still have the flexibility to create a tailored Costelloe holiday by choosing your preferred type of stay, airline and car class.
When to book a holiday package to Costelloe?
Land amazing discounts by booking your flights ahead of time with Expedia. If being spontaneous is more your style, take advantage of our last-minute deals for a spur-of-the-moment Costelloe adventure.
How to plan a trip to Costelloe?

  1. Choose when to travel: Check your calendar and get your bags packed. Your favourite season and the activities on offer will also help you decide when to visit Costelloe.
  2. Work out your budget: Ensure you have enough money to pay for everything from meals and transportation to airfares and activities. Your accommodation will probably be the biggest expense during your trip to Costelloe.
  3. Decide how many days away: Start by listing all the activities and attractions you want to experience in Costelloe. Then, estimate how long you'll need for each, along with any travel time.
  4. Combine your flights and hotel: Awesome destination, check. Length of stay, check. Now all that's left is to pick a Costelloe holiday package that brings all your bookings together.

* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.