Cheap flights from London, ON to Ireland from C$ 536
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to Ireland
Keep the following information in mind while searching for London to Ireland flight deals. Data was last updated 12 June 2025.
Find flight deals from London to Ireland
Cheapest flights from London to IrelandExplore the most affordable flight options available from London to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.
Explore the most affordable flight options available from London to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from London to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from London to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonDublin
YXU - DUB
YXUDUB
London
Sat 26/7
5:45 p.m.-8:15 a.m.
1 stop9h 30m
Dublin
Sat 2/8
9:20 a.m.-9:27 p.m.
2 stops17h 07m
LondonDublin
YXU - DUB
YXUDUB
London
Sat 26/7
5:45 p.m.-8:15 a.m.
1 stop9h 30m
Dublin
Sat 2/8
9:20 a.m.-9:27 p.m.
2 stops17h 07m
LondonDublin
YXU - DUB
YXUDUB
London
Thu 21/8
5:45 p.m.-7:45 a.m.
2 stops33h 00m
Dublin
Thu 28/8
9:50 a.m.-5:07 p.m.
1 stop12h 17m
LondonDublin
YXU - DUB
YXUDUB
London
Fri 25/7
5:45 p.m.-7:20 a.m.
2 stops32h 35m
Dublin
Fri 1/8
8:50 a.m.-2:57 p.m.
2 stops35h 07m
LondonShannon
YXU - SNN
YXUSNN
London
Fri 25/7
5:45 p.m.-10:15 a.m.
2 stops35h 30m
Shannon
Fri 1/8
9:30 a.m.-9:17 a.m.
2 stops28h 47m
LondonCork
YXU - ORK
YXUORK
London
Fri 25/7
9:55 a.m.-10:25 p.m.
3 stops31h 30m
Cork
Fri 1/8
4:50 p.m.-5:07 p.m.
2 stops29h 17m
LondonDublin
YXU - DUB
YXUDUB
London
Sun 27/7
9:55 a.m.-8:15 a.m.
1 stop17h 20m
LondonDublin
YXU - DUB
YXUDUB
London
Mon 15/9
6:00 a.m.-3:40 p.m.
3 stops28h 40m
LondonShannon
YXU - SNN
YXUSNN
London
Fri 25/7
5:45 p.m.-10:15 a.m.
2 stops11h 30m
LondonDublin
YXU - DUB
YXUDUB
London
Mon 15/9
6:00 a.m.-10:50 a.m.
1 stop23h 50m
Best time to book a flight from London to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Ireland
What is the cheapest month to book a flight from London, Ontario to Ireland?
Currently, January is the cheapest month in which you can book a flight from London, Ontario to Ireland (average of C$ 458). Flying from London, Ontario to Ireland in December is currently the most expensive (average of C$ 760). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from YXU to IE?
Find hourly flight availability from London to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Ireland as you normally would.
Rainfall in Ireland by month
Plan your trip to Ireland by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ireland ranges from 49.0 - 79.0 mm per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Ireland when rainfall is around 49.0 mm.
Temperature in Ireland by month
Plan your trip to Ireland by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated 12 June 2025.
Food
Boarding
Entertainment
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Boarding
Entertainment
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Boarding
Entertainment
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Boarding
Entertainment
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Related info for your journey
Find useful and relevant information for your journey from London to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for London to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from London to Ireland
Discover the top airline that operate flights from London to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Ireland?
Deals for London to Ireland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from London to Ireland?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Ireland for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to Ireland with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Ireland, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from London to Ireland become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ireland from London today and book when prices fit your budget.