Latest deals
Insights
FAQs
Price Alerts

Cheap flights from London, Ontario to Ireland from €437

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to Ireland departing on 14/2. 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
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London, Ontario to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
09:25 - 07:10
YXU
-
DUB
16h 45m1 stop
Air Canada Logo
09:00 - 17:05
DUB
-
YXU
13h 05m1 stop
€437Air Canada
Sat, 14 Feb - Sat, 21 Feb
Multiple Airlines Logo
05:10 - 07:10
YXU
-
DUB
21h 00m1 stop
Multiple Airlines Logo
05:10 - 21:21
DUB
-
YXU
21h 11m2 stops
€469Multiple Airlines
Sat, 14 Feb - Sat, 21 Feb
United Airlines Logo
09:25 - 08:10
YXU
-
DUB
41h 45m2 stops
United Airlines Logo
09:30 - 21:21
DUB
-
YXU
16h 51m2 stops
€592United Airlines
Sat, 14 Feb - Sat, 21 Feb
Air Canada Logo
05:10 - 07:10
YXU
-
DUB
21h 00m1 stop
Air Canada Logo
09:00 - 08:46
DUB
-
YXU
28h 46m1 stop
€799Air Canada
Fri, 16 Jan - Sun, 18 Jan
Air Canada Logo
17:40 - 07:10
YXU
-
DUB
8h 30m1 stop
Air Canada Logo
09:00 - 08:46
DUB
-
YXU
28h 46m1 stop
€800Air Canada
Fri, 16 Jan - Sun, 18 Jan
Air Canada Logo
05:10 - 08:10
YXU
-
DUB
22h 00m2 stops
Air Canada Logo
09:00 - 08:46
DUB
-
YXU
28h 46m1 stop
€824Air Canada
Fri, 16 Jan - Sun, 18 Jan
Air Canada Logo
05:10 - 08:10
YXU
-
DUB
22h 00m2 stops
Air Canada Logo
09:00 - 08:46
DUB
-
YXU
28h 46m1 stop
€825Air Canada
Fri, 16 Jan - Sun, 18 Jan
United Airlines Logo
05:10 - 08:10
YXU
-
DUB
22h 00m2 stops
United Airlines Logo
10:40 - 17:05
DUB
-
YXU
35h 25m2 stops
€854United Airlines
Fri, 16 Jan - Sun, 18 Jan
United Airlines Logo
05:10 - 08:10
YXU
-
DUB
22h 00m2 stops
United Airlines Logo
10:40 - 08:46
DUB
-
YXU
27h 06m2 stops
€856United Airlines
Fri, 16 Jan - Sun, 18 Jan
Multiple Airlines Logo
09:25 - 10:20
YXU
-
DUB
19h 55m3 stops
Multiple Airlines Logo
08:45 - 17:05
DUB
-
YXU
13h 20m2 stops
€1,554Multiple Airlines
Sat, 14 Feb - Sat, 21 Feb

Lufthansa flights from London, Ontario to Ireland

Our best Lufthansa deals on London, Ontario to Ireland flight tickets
Lufthansa
16 Feb
YXU17:40London
18h 30m
2 stops
DUB17:10Dublin
23 Feb
DUB09:00Dublin
13h 05m
1 stop
YXU17:05London
€464
Find similar
Lufthansa
16 Feb
YXU17:40London
18h 30m
2 stops
DUB17:10Dublin
23 Feb
DUB09:00Dublin
13h 05m
1 stop
YXU17:05London
€474
Find similar

Air Canada flights from London, Ontario to Ireland

Our best Air Canada deals on London, Ontario to Ireland flight tickets
Air Canada
14 Feb
YXU09:25London
16h 45m
1 stop
DUB07:10Dublin
21 Feb
DUB09:00Dublin
13h 05m
1 stop
YXU17:05London
€437
Find similar
Air Canada
16 Jan
YXU05:10London
21h 00m
1 stop
DUB07:10Dublin
18 Jan
DUB09:00Dublin
28h 46m
1 stop
YXU08:46London
€799
Find similar
Air Canada
16 Jan
YXU17:40London
8h 30m
1 stop
DUB07:10Dublin
18 Jan
DUB09:00Dublin
28h 46m
1 stop
YXU08:46London
€800
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 2 January 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

LondonDublin

YXU - DUB

YXUDUB

London

Sat 14/2

09:25-07:10

1 stop16h 45m

Dublin

Sat 21/2

09:00-17:05

1 stop13h 05m

€437

LondonDublin

YXU - DUB

YXUDUB

London

Sat 14/2

05:10-07:10

1 stop21h 00m

Dublin

Sat 21/2

05:10-21:21

2 stops21h 11m

€469

LondonDublin

YXU - DUB

YXUDUB

London

Sat 14/2

09:25-08:10

2 stops41h 45m

Dublin

Sat 21/2

09:30-21:21

2 stops16h 51m

€592

LondonDublin

YXU - DUB

YXUDUB

London

Fri 16/1

05:10-07:10

1 stop21h 00m

Dublin

Sun 18/1

09:00-08:46

1 stop28h 46m

€799

LondonDublin

YXU - DUB

YXUDUB

London

Fri 16/1

17:40-07:10

1 stop8h 30m

Dublin

Sun 18/1

09:00-08:46

1 stop28h 46m

€800

LondonDublin

YXU - DUB

YXUDUB

London

Fri 16/1

05:10-08:10

2 stops22h 00m

Dublin

Sun 18/1

09:00-08:46

1 stop28h 46m

€824

LondonDublin

YXU - DUB

YXUDUB

London

Fri 16/1

05:10-08:10

2 stops22h 00m

Dublin

Sun 18/1

09:00-08:46

1 stop28h 46m

€825

LondonDublin

YXU - DUB

YXUDUB

London

Fri 16/1

05:10-08:10

2 stops22h 00m

Dublin

Sun 18/1

10:40-17:05

2 stops35h 25m

€854

LondonDublin

YXU - DUB

YXUDUB

London

Fri 16/1

05:10-08:10

2 stops22h 00m

Dublin

Sun 18/1

10:40-08:46

2 stops27h 06m

€856

LondonDublin

YXU - DUB

YXUDUB

London

Sat 14/2

09:25-10:20

3 stops19h 55m

Dublin

Sat 21/2

08:45-17:05

2 stops13h 20m

€1,554

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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?

United Airlines and Lufthansa are the most popular carriers 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

17h 20m

Direct flights

None
The fastest flight from London, Ontario to Ireland takes 17h 20m
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.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 1/2
Sun 8/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom €38
Flights to Corkfrom €105
Flights to Shannon, Clarefrom €94
Flights to Donegalfrom €239
Flights to Milltown (Kerry)from €38