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Cheap flights from London, Ontario to Ireland from €262

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 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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 - 17:05
DUB
-
YXU
13h 05m1 stop
€436Air Canada
Thu, 15 Jan - Wed, 28 Jan
Air Canada Logo
17:40 - 08:15
YXU
-
DUB
9h 35m1 stop
Air Canada Logo
12:30 - 21:18
DUB
-
YXU
13h 48m2 stops
€492Air Canada
Sun, 26 Apr - Thu, 30 Apr
Lufthansa Logo
17:40 - 07:10
YXU
-
DUB
8h 30m1 stop
Lufthansa Logo
09:10 - 21:21
DUB
-
YXU
17h 11m2 stops
€507Lufthansa
Thu, 15 Jan - Wed, 28 Jan
United Airlines Logo
09:25 - 09:45
YXU
-
DUB
19h 20m2 stops
United Airlines Logo
12:30 - 21:18
DUB
-
YXU
13h 48m2 stops
€511United Airlines
Sun, 26 Apr - Thu, 30 Apr
United Airlines Logo
05:10 - 09:45
YXU
-
DUB
23h 35m2 stops
United Airlines Logo
12:30 - 21:18
DUB
-
YXU
13h 48m2 stops
€512United Airlines
Sun, 26 Apr - Thu, 30 Apr
Air Canada Logo
09:50 - 07:30
YXU
-
DUB
16h 40m2 stops
Air Canada Logo
10:40 - 21:21
DUB
-
YXU
15h 41m2 stops
€591Air Canada
Thu, 15 Jan - Wed, 28 Jan
Air Canada Logo
09:25 - 08:15
YXU
-
DUB
17h 50m1 stop
Air Canada Logo
15:55 - 17:03
DUB
-
YXU
30h 08m2 stops
€674Air Canada
Mon, 13 Apr - Thu, 16 Apr
Air Canada Logo
05:10 - 07:20
YXU
-
DUB
21h 10m2 stops
Air Canada Logo
15:55 - 17:03
DUB
-
YXU
30h 08m2 stops
€699Air Canada
Mon, 13 Apr - Thu, 16 Apr
Air Canada Logo
17:40 - 08:15
YXU
-
DUB
9h 35m1 stop
Air Canada Logo
09:50 - 17:03
DUB
-
YXU
12h 13m1 stop
€820Air Canada
Sun, 26 Apr - Thu, 30 Apr
Air Canada Logo
17:40 - 08:15
YXU
-
DUB
9h 35m1 stop
Air Canada Logo
09:50 - 21:18
DUB
-
YXU
16h 28m1 stop
€821Air Canada
Sun, 26 Apr - Thu, 30 Apr

Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
15 Jan
YXU17:40London
8h 30m
1 stop
DUB07:10Dublin
28 Jan
DUB09:00Dublin
13h 05m
1 stop
YXU17:05London
€436
Find similar
Air Canada
26 Apr
YXU17:40London
9h 35m
1 stop
DUB08:15Dublin
30 Apr
DUB12:30Dublin
13h 48m
2 stops
YXU21:18London
€492
Find similar
Air Canada
15 Jan
YXU09:50London
16h 40m
2 stops
DUB07:30Dublin
28 Jan
DUB10:40Dublin
15h 41m
2 stops
YXU21:21London
€591
Find similar

United Airlines flights from London, Ontario to Ireland

Our best United Airlines deals on London, Ontario to Ireland flight tickets
United Airlines
26 Apr
YXU09:25London
19h 20m
2 stops
DUB09:45Dublin
30 Apr
DUB12:30Dublin
13h 48m
2 stops
YXU21:18London
€511
Find similar
United Airlines
26 Apr
YXU05:10London
23h 35m
2 stops
DUB09:45Dublin
30 Apr
DUB12:30Dublin
13h 48m
2 stops
YXU21:18London
€512
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 20 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

Thu 15/1

17:40-07:10

1 stop8h 30m

Dublin

Wed 28/1

09:00-17:05

1 stop13h 05m

€436

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/4

17:40-08:15

1 stop9h 35m

Dublin

Thu 30/4

12:30-21:18

2 stops13h 48m

€492

LondonDublin

YXU - DUB

YXUDUB

London

Thu 15/1

17:40-07:10

1 stop8h 30m

Dublin

Wed 28/1

09:10-21:21

2 stops17h 11m

€507

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/4

09:25-09:45

2 stops19h 20m

Dublin

Thu 30/4

12:30-21:18

2 stops13h 48m

€511

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/4

05:10-09:45

2 stops23h 35m

Dublin

Thu 30/4

12:30-21:18

2 stops13h 48m

€512

LondonDublin

YXU - DUB

YXUDUB

London

Thu 15/1

09:50-07:30

2 stops16h 40m

Dublin

Wed 28/1

10:40-21:21

2 stops15h 41m

€591

LondonDublin

YXU - DUB

YXUDUB

London

Mon 13/4

09:25-08:15

1 stop17h 50m

Dublin

Thu 16/4

15:55-17:03

2 stops30h 08m

€674

LondonDublin

YXU - DUB

YXUDUB

London

Mon 13/4

05:10-07:20

2 stops21h 10m

Dublin

Thu 16/4

15:55-17:03

2 stops30h 08m

€699

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/4

17:40-08:15

1 stop9h 35m

Dublin

Thu 30/4

09:50-17:03

1 stop12h 13m

€820

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/4

17:40-08:15

1 stop9h 35m

Dublin

Thu 30/4

09:50-21:18

1 stop16h 28m

€821

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

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.

  • 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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