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Cheap flights from London, Ontario to Ireland from €274

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 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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 30m1 stop
Air Canada Logo
09:00 - 21:20
DUB
-
YXU
17h 20m1 stop
€423Air Canada
Sat, 17 Jan - Sat, 24 Jan
Multiple Airlines Logo
09:50 - 07:10
YXU
-
DUB
16h 20m1 stop
Multiple Airlines Logo
05:10 - 17:05
DUB
-
YXU
16h 55m2 stops
€469Multiple Airlines
Sat, 17 Jan - Sat, 24 Jan
United Airlines Logo
05:10 - 07:30
YXU
-
DUB
21h 20m2 stops
United Airlines Logo
10:40 - 17:05
DUB
-
YXU
35h 25m2 stops
€497United Airlines
Sat, 17 Jan - Sat, 24 Jan
Air Canada Logo
09:55 - 08:15
YXU
-
DUB
17h 20m1 stop
Air Canada Logo
14:30 - 14:57
DUB
-
YXU
29h 27m2 stops
€688Air Canada
Sat, 2 May - Tue, 5 May
Air Canada Logo
06:15 - 11:10
YXU
-
DUB
23h 55m2 stops
Air Canada Logo
14:30 - 14:57
DUB
-
YXU
29h 27m2 stops
€712Air Canada
Sat, 2 May - Tue, 5 May
Multiple Airlines Logo
05:10 - 10:15
YXU
-
DUB
24h 05m3 stops
Multiple Airlines Logo
06:40 - 17:05
DUB
-
YXU
15h 25m2 stops
€768Multiple Airlines
Sat, 17 Jan - Sat, 24 Jan
Air Canada Logo
15:35 - 08:15
YXU
-
DUB
11h 40m1 stop
Air Canada Logo
09:50 - 14:57
DUB
-
YXU
10h 07m1 stop
€784Air Canada
Sat, 2 May - Tue, 5 May
Multiple Airlines Logo
09:50 - 05:15
YXU
-
DUB
14h 25m1 stop
Multiple Airlines Logo
13:00 - 21:20
DUB
-
YXU
13h 20m1 stop
€806Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
17:40 - 23:00
YXU
-
DUB
24h 20m3 stops
Multiple Airlines Logo
18:20 - 06:34
DUB
-
YXU
41h 14m3 stops
€816Multiple Airlines
Sat, 17 Jan - Sat, 24 Jan
Multiple Airlines Logo
09:50 - 15:40
YXU
-
DUB
24h 50m3 stops
Multiple Airlines Logo
05:45 - 06:34
DUB
-
YXU
29h 49m3 stops
€842Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan

Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
17 Jan
YXU17:40London
8h 30m
1 stop
DUB07:10Dublin
24 Jan
DUB09:00Dublin
17h 20m
1 stop
YXU21:20London
€423
Find similar
Air Canada
2 May
YXU09:55London
17h 20m
1 stop
DUB08:15Dublin
5 May
DUB14:30Dublin
29h 27m
2 stops
YXU14:57London
€688
Find similar
Air Canada
2 May
YXU06:15London
23h 55m
2 stops
DUB11:10Dublin
5 May
DUB14:30Dublin
29h 27m
2 stops
YXU14:57London
€712
Find similar

United Airlines flights from London, Ontario to Ireland

Our best United Airlines deals on London, Ontario to Ireland flight tickets
United Airlines
17 Jan
YXU05:10London
21h 20m
2 stops
DUB07:30Dublin
24 Jan
DUB10:40Dublin
35h 25m
2 stops
YXU17:05London
€497
Find similar
United Airlines
13 Apr
YXU17:40London
12h 30m
2 stops
DUB11:10Dublin
16 Apr
DUB12:30Dublin
13h 48m
2 stops
YXU21:18London
€1,279
Find similar

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 5 December 2025.
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

Sat 17/1

17:40-07:10

1 stop8h 30m

Dublin

Sat 24/1

09:00-21:20

1 stop17h 20m

€423

LondonDublin

YXU - DUB

YXUDUB

London

Sat 17/1

09:50-07:10

1 stop16h 20m

Dublin

Sat 24/1

05:10-17:05

2 stops16h 55m

€469

LondonDublin

YXU - DUB

YXUDUB

London

Sat 17/1

05:10-07:30

2 stops21h 20m

Dublin

Sat 24/1

10:40-17:05

2 stops35h 25m

€497

LondonDublin

YXU - DUB

YXUDUB

London

Sat 2/5

09:55-08:15

1 stop17h 20m

Dublin

Tue 5/5

14:30-14:57

2 stops29h 27m

€688

LondonDublin

YXU - DUB

YXUDUB

London

Sat 2/5

06:15-11:10

2 stops23h 55m

Dublin

Tue 5/5

14:30-14:57

2 stops29h 27m

€712

LondonDublin

YXU - DUB

YXUDUB

London

Sat 17/1

05:10-10:15

3 stops24h 05m

Dublin

Sat 24/1

06:40-17:05

2 stops15h 25m

€768

LondonDublin

YXU - DUB

YXUDUB

London

Sat 2/5

15:35-08:15

1 stop11h 40m

Dublin

Tue 5/5

09:50-14:57

1 stop10h 07m

€784

LondonDublin

YXU - DUB

YXUDUB

London

Mon 19/1

09:50-05:15

1 stop14h 25m

Dublin

Mon 26/1

13:00-21:20

1 stop13h 20m

€806

LondonDublin

YXU - DUB

YXUDUB

London

Sat 17/1

17:40-23:00

3 stops24h 20m

Dublin

Sat 24/1

18:20-06:34

3 stops41h 14m

€816

LondonDublin

YXU - DUB

YXUDUB

London

Mon 19/1

09:50-15:40

3 stops24h 50m

Dublin

Mon 26/1

05:45-06:34

3 stops29h 49m

€842

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
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See travel insights to Ireland from

How to get the cheapest flight ticket from London, Ontario to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London to Ireland?

United Airlines is the most popular carrier operating from London to Ireland

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

8h 30m

Direct flights

None
The fastest flight from London, Ontario to Ireland takes 8h 30m
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.

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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