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Cheap flights from Ontario to Shannon from €195

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Shannon departing on 5/5. 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 Ontario to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:37 - 10:15
ONT
-
SNN
15h 38m
2 stops
United Airlines Logo
12:30 - 22:59
SNN
-
ONT
18h 29m
2 stops
€600United Airlines
Thu, 7 May - Mon, 11 May
British Airways Logo
14:08 - 16:10
ONT
-
SNN
18h 02m
2 stops
British Airways Logo
21:15 - 16:22
SNN
-
ONT
27h 07m
2 stops
€641British Airways
Sun, 26 Apr - Mon, 18 May
British Airways Logo
06:00 - 16:45
ONT
-
SNN
26h 45m
2 stops
British Airways Logo
20:05 - 18:42
SNN
-
ONT
29h 37m
2 stops
€659British Airways
Thu, 5 Mar - Mon, 9 Mar
British Airways Logo
12:19 - 11:20
ONT
-
SNN
39h 01m
2 stops
British Airways Logo
17:25 - 18:37
SNN
-
ONT
33h 12m
2 stops
€676British Airways
Fri, 24 Apr - Sat, 2 May
United Airlines Logo
07:00 - 07:30
ONT
-
SNN
16h 30m
1 stop
United Airlines Logo
09:30 - 20:17
SNN
-
ONT
18h 47m
2 stops
€683United Airlines
Thu, 9 Jul - Thu, 16 Jul
United Airlines Logo
07:00 - 07:30
ONT
-
SNN
16h 30m
1 stop
United Airlines Logo
09:30 - 20:17
SNN
-
ONT
18h 47m
2 stops
€684United Airlines
Thu, 9 Jul - Thu, 16 Jul
United Airlines Logo
07:00 - 07:30
ONT
-
SNN
16h 30m
1 stop
United Airlines Logo
09:30 - 22:28
SNN
-
ONT
20h 58m
1 stop
€705United Airlines
Thu, 9 Jul - Thu, 16 Jul
United Airlines Logo
05:55 - 10:15
ONT
-
SNN
20h 20m
2 stops
United Airlines Logo
09:30 - 20:17
SNN
-
ONT
18h 47m
2 stops
€709United Airlines
Thu, 9 Jul - Thu, 16 Jul
United Airlines Logo
13:00 - 07:30
ONT
-
SNN
34h 30m
2 stops
United Airlines Logo
09:30 - 20:17
SNN
-
ONT
18h 47m
2 stops
€721United Airlines
Thu, 9 Jul - Thu, 16 Jul
United Airlines Logo
07:00 - 10:15
ONT
-
SNN
19h 15m
2 stops
United Airlines Logo
12:30 - 21:58
SNN
-
ONT
17h 28m
2 stops
€887United Airlines
Fri, 24 Apr - Sat, 2 May

United Airlines flights from Ontario to Shannon, Clare

Our best United Airlines deals on Ontario to Shannon, Clare flight tickets
United Airlines
7 May
ONT10:37Ontario
15h 38m
2 stops
SNN10:15Shannon
11 May
SNN12:30Shannon
18h 29m
2 stops
ONT22:59Ontario
€600
United Airlines
9 Jul
ONT07:00Ontario
16h 30m
1 stop
SNN07:30Shannon
16 Jul
SNN09:30Shannon
18h 47m
2 stops
ONT20:17Ontario
€683
United Airlines
9 Jul
ONT07:00Ontario
16h 30m
1 stop
SNN07:30Shannon
16 Jul
SNN09:30Shannon
18h 47m
2 stops
ONT20:17Ontario
€684

British Airways flights from Ontario to Shannon, Clare

Our best British Airways deals on Ontario to Shannon, Clare flight tickets
British Airways
26 Apr
ONT14:08Ontario
18h 02m
2 stops
SNN16:10Shannon
18 May
SNN21:15Shannon
27h 07m
2 stops
ONT16:22Ontario
€641
British Airways
5 Mar
ONT06:00Ontario
26h 45m
2 stops
SNN16:45Shannon
9 Mar
SNN20:05Shannon
29h 37m
2 stops
ONT18:42Ontario
€659
British Airways
24 Apr
ONT12:19Ontario
39h 01m
2 stops
SNN11:20Shannon
2 May
SNN17:25Shannon
33h 12m
2 stops
ONT18:37Ontario
€676

momondo Fare Finder

 
Customise your flight search to find flights from Ontario to Shannon, Clare 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 4 February 2026.
Use the filters below to find and compare flights from Ontario to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 7/5

10:37-10:15

2 stops15h 38m

Shannon

Mon 11/5

12:30-22:59

2 stops18h 29m

€600

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Sun 26/4

14:08-16:10

2 stops18h 02m

Shannon

Mon 18/5

21:15-16:22

2 stops27h 07m

€641

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 5/3

06:00-16:45

2 stops26h 45m

Shannon

Mon 9/3

20:05-18:42

2 stops29h 37m

€659

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Fri 24/4

12:19-11:20

2 stops39h 01m

Shannon

Sat 2/5

17:25-18:37

2 stops33h 12m

€676

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 9/7

07:00-07:30

1 stop16h 30m

Shannon

Thu 16/7

09:30-20:17

2 stops18h 47m

€683

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 9/7

07:00-07:30

1 stop16h 30m

Shannon

Thu 16/7

09:30-20:17

2 stops18h 47m

€684

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 9/7

07:00-07:30

1 stop16h 30m

Shannon

Thu 16/7

09:30-22:28

1 stop20h 58m

€705

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 9/7

05:55-10:15

2 stops20h 20m

Shannon

Thu 16/7

09:30-20:17

2 stops18h 47m

€709

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Thu 9/7

13:00-07:30

2 stops34h 30m

Shannon

Thu 16/7

09:30-20:17

2 stops18h 47m

€721

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Fri 24/4

07:00-10:15

2 stops19h 15m

Shannon

Sat 2/5

12:30-21:58

2 stops17h 28m

€887

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from Ontario to Shannon, Clare

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 Ontario to Shannon?

United Airlines and British Airways are the most popular carriers operating from Ontario to Shannon

When to book flights from Ontario to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Ontario to Shannon, Clare (ONT to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Shannon, Clare

Fastest flight time

15h 38m

Direct flights

None
The fastest flight from Ontario to Shannon, Clare takes 15h 38m
There are no direct flights from Ontario to Shannon, Clare. There are no popular flight routes from Ontario to Shannon, Clare.
Search flight deals

  • How far is Ontario to Shannon by plane?

    Ontario and Shannon are 8167.8 km apart from one another. By plane, this route typically takes 15h 38m.

  • When did momondo last update prices for flights from Ontario Airport to Shannon Airport?

    Prices for flights from Ontario Airport to Shannon Airport were last updated today.

  • How old do you have to be to fly from Ontario Airport to Shannon Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The travel and health documents required for your trip to Shannon Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Shannon Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Nenagh
Adare
Killaloe
Lahinch
Bunratty

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Shannon?

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

Can I find flights from Ontario to Shannon with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Shannon from Ontario with this policy.

How can momondo help me find flights from Ontario to Shannon?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Shannon.

I’m not ready to book a flight from Ontario to Shannon right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Shannon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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