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Cheap flights from London, Ontario to Ireland from €373

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 10/7. 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
1 adult, Economy, 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
18:20 - 08:15
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
09:50 - 14:55
DUB
-
YXU
10h 05m
1 stop
€477Air Canada
Wed, 2 Sep - Mon, 5 Oct
Air Canada Logo
10:05 - 08:15
YXU
-
DUB
17h 10m
1 stop
Air Canada Logo
09:50 - 14:55
DUB
-
YXU
10h 05m
1 stop
€478Air Canada
Thu, 3 Sep - Mon, 5 Oct
Air Canada Logo
15:30 - 08:15
YXU
-
DUB
11h 45m
1 stop
Air Canada Logo
09:20 - 09:20
DUB
-
YXU
29h 00m
1 stop
€479Air Canada
Thu, 17 Sep - Fri, 2 Oct
Air Canada Logo
10:05 - 07:45
YXU
-
DUB
16h 40m
2 stops
Air Canada Logo
09:50 - 17:45
DUB
-
YXU
12h 55m
1 stop
€480Air Canada
Wed, 2 Sep - Mon, 5 Oct
Multiple Airlines Logo
10:05 - 08:15
YXU
-
DUB
17h 10m
1 stop
Multiple Airlines Logo
18:35 - 17:45
DUB
-
YXU
28h 10m
2 stops
€494Multiple Airlines
Thu, 3 Sep - Mon, 5 Oct
Multiple Airlines Logo
18:20 - 08:15
YXU
-
DUB
8h 55m
1 stop
Multiple Airlines Logo
18:35 - 17:45
DUB
-
YXU
28h 10m
2 stops
€495Multiple Airlines
Thu, 3 Sep - Mon, 5 Oct
Multiple Airlines Logo
15:30 - 07:45
YXU
-
DUB
11h 15m
2 stops
Multiple Airlines Logo
18:35 - 17:45
DUB
-
YXU
28h 10m
2 stops
€498Multiple Airlines
Wed, 2 Sep - Mon, 5 Oct
Air Canada Logo
18:20 - 08:15
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
09:20 - 14:55
DUB
-
YXU
10h 35m
1 stop
€500Air Canada
Thu, 17 Sep - Fri, 2 Oct
Air Canada Logo
15:30 - 08:15
YXU
-
DUB
11h 45m
1 stop
Air Canada Logo
12:30 - 21:40
DUB
-
YXU
14h 10m
2 stops
€514Air Canada
Tue, 15 Sep - Thu, 1 Oct
Multiple Airlines Logo
15:30 - 08:15
YXU
-
DUB
11h 45m
1 stop
Multiple Airlines Logo
09:20 - 14:55
DUB
-
YXU
10h 35m
1 stop
€515Multiple Airlines
Mon, 27 Jul - Wed, 5 Aug

United Airlines flights from London, Ontario to Ireland

Our best United Airlines deals on London, Ontario to Ireland flight tickets
United Airlines
3 Sept
YXU05:40London
20h 40m
2 stops
DUB07:20Dublin
5 Oct
DUB11:35Dublin
15h 05m
2 stops
YXU21:40London
€531
United Airlines
3 Sept
YXU10:05London
19h 35m
2 stops
DUB10:40Dublin
5 Oct
DUB11:35Dublin
26h 45m
2 stops
YXU09:20London
€533
United Airlines
3 Sept
YXU15:30London
14h 10m
2 stops
DUB10:40Dublin
5 Oct
DUB09:30Dublin
17h 10m
3 stops
YXU21:40London
€747

Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
2 Sept
YXU18:20London
8h 55m
1 stop
DUB08:15Dublin
5 Oct
DUB09:50Dublin
10h 05m
1 stop
YXU14:55London
€477
Air Canada
3 Sept
YXU10:05London
17h 10m
1 stop
DUB08:15Dublin
5 Oct
DUB09:50Dublin
10h 05m
1 stop
YXU14:55London
€478
Air Canada
17 Sept
YXU15:30London
11h 45m
1 stop
DUB08:15Dublin
2 Oct
DUB09:20Dublin
29h 00m
1 stop
YXU09:20London
€479

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 7 June 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

Cheapest return flight
Fastest return journey

LondonDublin

YXU - DUB

YXUDUB

London

Wed 2/9

18:20-08:15

1 stop8h 55m

Dublin

Mon 5/10

09:50-14:55

1 stop10h 05m

€477

LondonDublin

YXU - DUB

YXUDUB

London

Thu 3/9

10:05-08:15

1 stop17h 10m

Dublin

Mon 5/10

09:50-14:55

1 stop10h 05m

€478

LondonDublin

YXU - DUB

YXUDUB

London

Thu 17/9

15:30-08:15

1 stop11h 45m

Dublin

Fri 2/10

09:20-09:20

1 stop29h 00m

€479

LondonDublin

YXU - DUB

YXUDUB

London

Wed 2/9

10:05-07:45

2 stops16h 40m

Dublin

Mon 5/10

09:50-17:45

1 stop12h 55m

€480

LondonDublin

YXU - DUB

YXUDUB

London

Thu 3/9

10:05-08:15

1 stop17h 10m

Dublin

Mon 5/10

18:35-17:45

2 stops28h 10m

€494

LondonDublin

YXU - DUB

YXUDUB

London

Thu 3/9

18:20-08:15

1 stop8h 55m

Dublin

Mon 5/10

18:35-17:45

2 stops28h 10m

€495

LondonDublin

YXU - DUB

YXUDUB

London

Wed 2/9

15:30-07:45

2 stops11h 15m

Dublin

Mon 5/10

18:35-17:45

2 stops28h 10m

€498

LondonDublin

YXU - DUB

YXUDUB

London

Thu 17/9

18:20-08:15

1 stop8h 55m

Dublin

Fri 2/10

09:20-14:55

1 stop10h 35m

€500

LondonDublin

YXU - DUB

YXUDUB

London

Tue 15/9

15:30-08:15

1 stop11h 45m

Dublin

Thu 1/10

12:30-21:40

2 stops14h 10m

€514

LondonDublin

YXU - DUB

YXUDUB

London

Mon 27/7

15:30-08:15

1 stop11h 45m

Dublin

Wed 5/8

09:20-14:55

1 stop10h 35m

€515

Flights are sorted by cheapest return flights first.

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

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?

WestJet 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

11h 15m

Direct flights

None
The fastest flight from London, Ontario to Ireland takes 11h 15m
There are no direct flights from London, Ontario to Ireland. There are no popular flight routes from London, Ontario to Ireland.
Search flight deals

Frequently asked questions about flying from London, Ontario to Ireland

  • 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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