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Cheap flights from London, Ontario to Ireland from €395

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to Ireland departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from London, Ontario to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
17:40 - 07:10
YXU
-
DUB
8h 30m
1 stop
Air Canada Logo
08:00 - 17:05
DUB
-
YXU
13h 05m
1 stop
€465Air Canada
Thu, 5 Mar - Mon, 9 Mar
Air Canada Logo
09:40 - 07:10
YXU
-
DUB
16h 30m
1 stop
Air Canada Logo
08:00 - 08:46
DUB
-
YXU
28h 46m
1 stop
€465Air Canada
Thu, 5 Mar - Mon, 9 Mar
Air Canada Logo
09:40 - 10:20
YXU
-
DUB
19h 40m
2 stops
Air Canada Logo
08:00 - 08:46
DUB
-
YXU
28h 46m
1 stop
€489Air Canada
Thu, 5 Mar - Mon, 9 Mar
Air Canada Logo
09:40 - 07:10
YXU
-
DUB
16h 30m
1 stop
Air Canada Logo
12:05 - 17:05
DUB
-
YXU
33h 00m
2 stops
€499Air Canada
Thu, 5 Mar - Mon, 9 Mar
Air Canada Logo
17:40 - 07:10
YXU
-
DUB
8h 30m
1 stop
Air Canada Logo
09:30 - 21:21
DUB
-
YXU
15h 51m
2 stops
€499Air Canada
Thu, 5 Mar - Mon, 9 Mar
United Airlines Logo
09:40 - 10:20
YXU
-
DUB
19h 40m
2 stops
United Airlines Logo
12:05 - 17:05
DUB
-
YXU
33h 00m
2 stops
€519United Airlines
Thu, 5 Mar - Mon, 9 Mar
United Airlines Logo
17:40 - 10:20
YXU
-
DUB
11h 40m
2 stops
United Airlines Logo
09:30 - 21:21
DUB
-
YXU
15h 51m
2 stops
€520United Airlines
Thu, 5 Mar - Mon, 9 Mar
Air Canada Logo
17:40 - 06:10
YXU
-
DUB
8h 30m
1 stop
Air Canada Logo
13:35 - 17:05
DUB
-
YXU
31h 30m
2 stops
€582Air Canada
Fri, 20 Mar - Fri, 27 Mar
Multiple Airlines Logo
12:20 - 05:10
YXU
-
DUB
11h 50m
1 stop
Multiple Airlines Logo
13:20 - 11:45
DUB
-
YXU
27h 25m
1 stop
€594Multiple Airlines
Sat, 18 Jul - Sun, 26 Jul
Air Canada Logo
05:10 - 10:20
YXU
-
DUB
24h 10m
2 stops
Air Canada Logo
10:40 - 17:05
DUB
-
YXU
34h 25m
2 stops
€600Air Canada
Thu, 5 Mar - Mon, 9 Mar

United Airlines flights from London, Ontario to Ireland

Our best United Airlines deals on London, Ontario to Ireland flight tickets
United Airlines
5 Mar
YXU09:40London
19h 40m
2 stops
DUB10:20Dublin
9 Mar
DUB12:05Dublin
33h 00m
2 stops
YXU17:05London
€519
United Airlines
5 Mar
YXU17:40London
11h 40m
2 stops
DUB10:20Dublin
9 Mar
DUB09:30Dublin
15h 51m
2 stops
YXU21:21London
€520
United Airlines
5 Mar
YXU09:40London
19h 40m
2 stops
DUB10:20Dublin
9 Mar
DUB09:30Dublin
15h 51m
2 stops
YXU21:21London
€602

Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
5 Mar
YXU17:40London
8h 30m
1 stop
DUB07:10Dublin
9 Mar
DUB08:00Dublin
13h 05m
1 stop
YXU17:05London
€465
Air Canada
5 Mar
YXU09:40London
16h 30m
1 stop
DUB07:10Dublin
9 Mar
DUB08:00Dublin
28h 46m
1 stop
YXU08:46London
€465
Air Canada
5 Mar
YXU09:40London
19h 40m
2 stops
DUB10:20Dublin
9 Mar
DUB08:00Dublin
28h 46m
1 stop
YXU08:46London
€489

momondo Fare Finder

 
Customise your flight search to find flights from London, Ontario 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, momondo users made 13,528 searches. Data last updated 6 February 2026.
Use the filters below to find and compare flights from London, Ontario to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

17:40-07:10

1 stop8h 30m

Dublin

Mon 9/3

08:00-17:05

1 stop13h 05m

€465

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

09:40-07:10

1 stop16h 30m

Dublin

Mon 9/3

08:00-08:46

1 stop28h 46m

€465

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

09:40-10:20

2 stops19h 40m

Dublin

Mon 9/3

08:00-08:46

1 stop28h 46m

€489

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

09:40-07:10

1 stop16h 30m

Dublin

Mon 9/3

12:05-17:05

2 stops33h 00m

€499

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

17:40-07:10

1 stop8h 30m

Dublin

Mon 9/3

09:30-21:21

2 stops15h 51m

€499

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

09:40-10:20

2 stops19h 40m

Dublin

Mon 9/3

12:05-17:05

2 stops33h 00m

€519

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

17:40-10:20

2 stops11h 40m

Dublin

Mon 9/3

09:30-21:21

2 stops15h 51m

€520

LondonDublin

YXU - DUB

YXUDUB

London

Fri 20/3

17:40-06:10

1 stop8h 30m

Dublin

Fri 27/3

13:35-17:05

2 stops31h 30m

€582

LondonDublin

YXU - DUB

YXUDUB

London

Sat 18/7

12:20-05:10

1 stop11h 50m

Dublin

Sun 26/7

13:20-11:45

1 stop27h 25m

€594

LondonDublin

YXU - DUB

YXUDUB

London

Thu 5/3

05:10-10:20

2 stops24h 10m

Dublin

Mon 9/3

10:40-17:05

2 stops34h 25m

€600

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Cheap London, Ontario to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Ireland

Fastest flight time

11h 45m

Direct flights

None
The fastest flight from London, Ontario to Ireland takes 11h 45m
There are no direct flights from London, Ontario to Ireland. There are no popular flight routes from London, Ontario to Ireland.
Search flight deals

  • When did momondo last update prices for flights from London Airport to Ireland?

    Prices for flights from London Airport to Ireland are updated daily.

  • How old do you have to be to fly from London Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from London, Ontario to Ireland?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to London, Ontario from Ireland. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from London, Ontario to Ireland with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from London to Ireland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Ireland . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Ireland with flexible booking policies on momondo?

Yes. All flights to Ireland from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Ireland?

Once you have performed a search for London to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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