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Cheap flights from London, Ontario to Ireland from C$ 634

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 22/7. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London, Ontario to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:05 a.m. - 8:15 a.m.
YXU
-
DUB
17h 10m
1 stop
Air Canada Logo
9:50 a.m. - 5:43 p.m.
DUB
-
YXU
12h 53m
1 stop
C$ 765Air Canada
Thu, 10 Sep - Thu, 24 Sep
Air Canada Logo
6:20 p.m. - 8:15 a.m.
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
9:20 a.m. - 9:40 p.m.
DUB
-
YXU
17h 20m
2 stops
C$ 769Air Canada
Thu, 10 Sep - Thu, 24 Sep
Air Canada Logo
6:20 p.m. - 8:15 a.m.
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
9:20 a.m. - 2:50 p.m.
DUB
-
YXU
10h 30m
1 stop
C$ 788Air Canada
Thu, 13 Aug - Thu, 20 Aug
Air Canada Logo
6:20 p.m. - 8:15 a.m.
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
9:20 a.m. - 5:42 p.m.
DUB
-
YXU
13h 22m
1 stop
C$ 789Air Canada
Mon, 3 Aug - Wed, 2 Sep
Air Canada Logo
6:20 p.m. - 8:15 a.m.
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
9:20 a.m. - 5:42 p.m.
DUB
-
YXU
13h 22m
1 stop
C$ 790Air Canada
Mon, 3 Aug - Wed, 2 Sep
Air Canada Logo
6:20 p.m. - 8:15 a.m.
YXU
-
DUB
8h 55m
1 stop
Air Canada Logo
9:50 a.m. - 9:40 p.m.
DUB
-
YXU
16h 50m
2 stops
C$ 822Air Canada
Thu, 13 Aug - Thu, 20 Aug
Air Canada Logo
6:20 p.m. - 7:45 a.m.
YXU
-
DUB
32h 25m
2 stops
Air Canada Logo
9:50 a.m. - 5:42 p.m.
DUB
-
YXU
12h 52m
2 stops
C$ 834Air Canada
Thu, 13 Aug - Thu, 20 Aug
Multiple Airlines Logo
9:10 p.m. - 8:15 a.m.
YXU
-
DUB
30h 05m
1 stop
Multiple Airlines Logo
9:50 a.m. - 8:32 p.m.
DUB
-
YXU
15h 42m
2 stops
C$ 847Multiple Airlines
Sun, 19 Jul - Sat, 25 Jul
United Airlines Logo
10:05 a.m. - 7:20 a.m.
YXU
-
DUB
16h 15m
2 stops
United Airlines Logo
11:35 a.m. - 9:20 a.m.
DUB
-
YXU
26h 45m
2 stops
C$ 853United Airlines
Thu, 10 Sep - Thu, 24 Sep
United Airlines Logo
6:20 p.m. - 7:30 a.m.
YXU
-
SNN
32h 10m
2 stops
United Airlines Logo
12:30 p.m. - 9:17 a.m.
SNN
-
YXU
25h 47m
2 stops
C$ 1,483United Airlines
Sun, 26 Jul - Sun, 2 Aug

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Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
10 Sep
YXU10:05 a.m.London
17h 10m
1 stop
DUB8:15 a.m.Dublin
24 Sep
DUB9:50 a.m.Dublin
12h 53m
1 stop
YXU5:43 p.m.London
C$ 765
Air Canada
10 Sep
YXU6:20 p.m.London
8h 55m
1 stop
DUB8:15 a.m.Dublin
24 Sep
DUB9:20 a.m.Dublin
17h 20m
2 stops
YXU9:40 p.m.London
C$ 769
Air Canada
13 Aug
YXU6:20 p.m.London
8h 55m
1 stop
DUB8:15 a.m.Dublin
20 Aug
DUB9:20 a.m.Dublin
10h 30m
1 stop
YXU2:50 p.m.London
C$ 788

United Airlines flights from London, Ontario to Ireland

Our best United Airlines deals on London, Ontario to Ireland flight tickets
United Airlines
10 Sep
YXU3:30 p.m.London
13h 15m
2 stops
DUB9:45 a.m.Dublin
24 Sep
DUB9:30 a.m.Dublin
17h 10m
3 stops
YXU9:40 p.m.London
C$ 867
United Airlines
18 Jul
YXU10:05 a.m.London
16h 15m
2 stops
DUB7:20 a.m.Dublin
22 Jul
DUB11:35 a.m.Dublin
13h 57m
2 stops
YXU8:32 p.m.London
C$ 969
United Airlines
29 Jul
YXU3:30 p.m.London
14h 40m
2 stops
DUB11:10 a.m.Dublin
5 Aug
DUB9:30 a.m.Dublin
17h 10m
3 stops
YXU9:40 p.m.London
C$ 1,069

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 2 July 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

Thu 10/9

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

1 stop17h 10m

Dublin

Thu 24/9

9:50 a.m.-5:43 p.m.

1 stop12h 53m

C$ 765

LondonDublin

YXU - DUB

YXUDUB

London

Thu 10/9

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

1 stop8h 55m

Dublin

Thu 24/9

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

2 stops17h 20m

C$ 769
Quickest round-trip

LondonDublin

YXU - DUB

YXUDUB

London

Thu 13/8

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

1 stop8h 55m

Dublin

Thu 20/8

9:20 a.m.-2:50 p.m.

1 stop10h 30m

C$ 788

LondonDublin

YXU - DUB

YXUDUB

London

Mon 3/8

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

1 stop8h 55m

Dublin

Wed 2/9

9:20 a.m.-5:42 p.m.

1 stop13h 22m

C$ 789

LondonDublin

YXU - DUB

YXUDUB

London

Mon 3/8

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

1 stop8h 55m

Dublin

Wed 2/9

9:20 a.m.-5:42 p.m.

1 stop13h 22m

C$ 790

LondonDublin

YXU - DUB

YXUDUB

London

Thu 13/8

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

1 stop8h 55m

Dublin

Thu 20/8

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

2 stops16h 50m

C$ 822

LondonDublin

YXU - DUB

YXUDUB

London

Thu 13/8

6:20 p.m.-7:45 a.m.

2 stops32h 25m

Dublin

Thu 20/8

9:50 a.m.-5:42 p.m.

2 stops12h 52m

C$ 834

LondonDublin

YXU - DUB

YXUDUB

London

Sun 19/7

9:10 p.m.-8:15 a.m.

1 stop30h 05m

Dublin

Sat 25/7

9:50 a.m.-8:32 p.m.

2 stops15h 42m

C$ 847

LondonDublin

YXU - DUB

YXUDUB

London

Thu 10/9

10:05 a.m.-7:20 a.m.

2 stops16h 15m

Dublin

Thu 24/9

11:35 a.m.-9:20 a.m.

2 stops26h 45m

C$ 853

LondonShannon

YXU - SNN

YXUSNN

London

Sun 26/7

6:20 p.m.-7:30 a.m.

2 stops32h 10m

Shannon

Sun 2/8

12:30 p.m.-9:17 a.m.

2 stops25h 47m

C$ 1,483

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Aer Lingus, WestJet and Air Canada are the top three most popular airlines that fly to Ireland from London, Ontario according to our data. Aer Lingus 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

13h 45m

Direct flights

None
The fastest flight from London, Ontario to Ireland takes 13h 45m
There are no direct flights from London, Ontario to Ireland. There are no popular flight routes from London, Ontario to Ireland.
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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$ 822Free CancellationRating
7.1
11,286 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.
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Find better results for your trip to Ireland

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