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Cheap flights from London, Ontario to Ireland from C$ 502

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 12/6. 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

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Find the cheapest flights from London, Ontario to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:05 a.m. - 8:15 a.m.
YXU
-
DUB
17h 10m
1 stop
Multiple Airlines Logo
9:20 a.m. - 9:40 p.m.
DUB
-
YXU
17h 20m
1 stop
C$ 850Multiple Airlines
Tue, 28 Jul - Sat, 8 Aug
Multiple Airlines Logo
6:20 p.m. - 8:15 a.m.
YXU
-
DUB
8h 55m
1 stop
Multiple Airlines Logo
9:20 a.m. - 9:20 a.m.
DUB
-
YXU
29h 00m
1 stop
C$ 851Multiple Airlines
Sun, 26 Jul - Tue, 11 Aug
Multiple Airlines Logo
3:30 p.m. - 7:45 a.m.
YXU
-
DUB
11h 15m
2 stops
Multiple Airlines Logo
9:20 a.m. - 5:45 p.m.
DUB
-
YXU
13h 25m
1 stop
C$ 858Multiple Airlines
Sun, 26 Jul - Tue, 11 Aug
Multiple Airlines Logo
3:30 p.m. - 8:15 a.m.
YXU
-
DUB
11h 45m
1 stop
Multiple Airlines Logo
9:50 a.m. - 9:40 p.m.
DUB
-
YXU
16h 50m
2 stops
C$ 859Multiple Airlines
Tue, 28 Jul - Sat, 8 Aug
Multiple Airlines Logo
3:30 p.m. - 7:45 a.m.
YXU
-
DUB
11h 15m
2 stops
Multiple Airlines Logo
9:50 a.m. - 5:45 p.m.
DUB
-
YXU
12h 55m
2 stops
C$ 866Multiple Airlines
Sun, 26 Jul - Tue, 11 Aug
Air Canada Logo
5:10 a.m. - 8:15 a.m.
YXU
-
DUB
22h 05m
1 stop
Air Canada Logo
9:20 a.m. - 5:45 p.m.
DUB
-
YXU
13h 25m
1 stop
C$ 874Air Canada
Mon, 27 Jul - Fri, 7 Aug
Air Canada Logo
3:30 p.m. - 7:45 a.m.
YXU
-
DUB
11h 15m
2 stops
Air Canada Logo
9:20 a.m. - 5:45 p.m.
DUB
-
YXU
13h 25m
1 stop
C$ 878Air Canada
Fri, 31 Jul - Sat, 15 Aug
Air Canada Logo
3:30 p.m. - 7:45 a.m.
YXU
-
DUB
11h 15m
2 stops
Air Canada Logo
9:50 a.m. - 9:40 p.m.
DUB
-
YXU
16h 50m
2 stops
C$ 883Air Canada
Fri, 31 Jul - Sat, 15 Aug
Lufthansa Logo
3:30 p.m. - 7:45 a.m.
YXU
-
DUB
11h 15m
2 stops
Lufthansa Logo
9:20 a.m. - 5:45 p.m.
DUB
-
YXU
13h 25m
1 stop
C$ 887Lufthansa
Wed, 29 Jul - Sat, 8 Aug
Air Canada Logo
9:30 a.m. - 7:30 a.m.
YXU
-
SNN
17h 00m
2 stops
Air Canada Logo
12:30 p.m. - 9:18 a.m.
SNN
-
YXU
25h 48m
2 stops
C$ 1,336Air Canada
Wed, 3 Jun - Sun, 7 Jun

United Airlines flights from London, Ontario to Ireland

Our best United Airlines deals on London, Ontario to Ireland flight tickets
United Airlines
31 May
YXU6:10 p.m.London
34h 35m
2 stops
DUB9:45 a.m.Dublin
7 Jun
DUB11:35 a.m.Dublin
15h 03m
2 stops
YXU9:38 p.m.London
C$ 851
United Airlines
28 Jul
YXU10:05 a.m.London
16h 25m
2 stops
DUB7:30 a.m.Dublin
8 Aug
DUB8:50 a.m.Dublin
17h 50m
2 stops
YXU9:40 p.m.London
C$ 962
United Airlines
14 Oct
YXU10:05 a.m.London
19h 35m
2 stops
DUB10:40 a.m.Dublin
18 Oct
DUB8:50 a.m.Dublin
17h 50m
2 stops
YXU9:40 p.m.London
C$ 982

Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
27 Jul
YXU5:10 a.m.London
22h 05m
1 stop
DUB8:15 a.m.Dublin
7 Aug
DUB9:20 a.m.Dublin
13h 25m
1 stop
YXU5:45 p.m.London
C$ 874
Air Canada
31 Jul
YXU3:30 p.m.London
11h 15m
2 stops
DUB7:45 a.m.Dublin
15 Aug
DUB9:20 a.m.Dublin
13h 25m
1 stop
YXU5:45 p.m.London
C$ 878
Air Canada
31 Jul
YXU3:30 p.m.London
11h 15m
2 stops
DUB7:45 a.m.Dublin
15 Aug
DUB9:50 a.m.Dublin
16h 50m
2 stops
YXU9:40 p.m.London
C$ 883

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 18 May 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 round-trip

LondonDublin

YXU - DUB

YXUDUB

London

Tue 28/7

10:05 a.m.-8:15 a.m.

1 stop17h 10m

Dublin

Sat 8/8

9:20 a.m.-9:40 p.m.

1 stop17h 20m

C$ 850

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/7

6:20 p.m.-8:15 a.m.

1 stop8h 55m

Dublin

Tue 11/8

9:20 a.m.-9:20 a.m.

1 stop29h 00m

C$ 851

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/7

3:30 p.m.-7:45 a.m.

2 stops11h 15m

Dublin

Tue 11/8

9:20 a.m.-5:45 p.m.

1 stop13h 25m

C$ 858

LondonDublin

YXU - DUB

YXUDUB

London

Tue 28/7

3:30 p.m.-8:15 a.m.

1 stop11h 45m

Dublin

Sat 8/8

9:50 a.m.-9:40 p.m.

2 stops16h 50m

C$ 859
Quickest round-trip

LondonDublin

YXU - DUB

YXUDUB

London

Sun 26/7

3:30 p.m.-7:45 a.m.

2 stops11h 15m

Dublin

Tue 11/8

9:50 a.m.-5:45 p.m.

2 stops12h 55m

C$ 866

LondonDublin

YXU - DUB

YXUDUB

London

Mon 27/7

5:10 a.m.-8:15 a.m.

1 stop22h 05m

Dublin

Fri 7/8

9:20 a.m.-5:45 p.m.

1 stop13h 25m

C$ 874

LondonDublin

YXU - DUB

YXUDUB

London

Fri 31/7

3:30 p.m.-7:45 a.m.

2 stops11h 15m

Dublin

Sat 15/8

9:20 a.m.-5:45 p.m.

1 stop13h 25m

C$ 878

LondonDublin

YXU - DUB

YXUDUB

London

Fri 31/7

3:30 p.m.-7:45 a.m.

2 stops11h 15m

Dublin

Sat 15/8

9:50 a.m.-9:40 p.m.

2 stops16h 50m

C$ 883

LondonDublin

YXU - DUB

YXUDUB

London

Wed 29/7

3:30 p.m.-7:45 a.m.

2 stops11h 15m

Dublin

Sat 8/8

9:20 a.m.-5:45 p.m.

1 stop13h 25m

C$ 887

LondonShannon

YXU - SNN

YXUSNN

London

Wed 3/6

9:30 a.m.-7:30 a.m.

2 stops17h 00m

Shannon

Sun 7/6

12:30 p.m.-9:18 a.m.

2 stops25h 48m

C$ 1,336

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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?

WestJet is the most popular carrier operating from London to Ireland

Which airlines fly to Ireland?

WestJet, Aer Lingus and Air Canada are the top three most popular airlines that fly to Ireland from London, Ontario according to our data. WestJet is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Ireland. Keep in mind that there are 11 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

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

14h 40m

Direct flights

None
The fastest flight from London, Ontario to Ireland takes 14h 40m
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 refresh daily.

  • How many operators does momondo search for flights from London Airport to Ireland?

  • 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 layovers. 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 license 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.

Best airlines flying from London, Ontario to Ireland

Compare and see reviews for airlines that fly from London, Ontario to Ireland with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 795Free CancellationRating
7.1
11,055 reviews
Search Air Canada flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Ireland. momondo saves you time and could save you money on your trip.

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?

If you are simply researching potential flights to Ireland, momondo offers a useful price alert feature which will track prices for flights to Ireland from London and alert you when they change.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Find better results for your trip to Ireland

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