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Cheap flights from Ontario to Shannon from C$ 524

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SNN
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Shannon

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Shannon
Explore the most affordable flight options available from Ontario to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Tue 24/37:10 a.m.
YYZ
-
SNN
2 stops34h 20m
Multiple Airlines
Wed 15/48:10 p.m.
SNN
-
YYZ
1 stop21h 55m
Multiple Airlines
Deal found 13/3C$ 874
Tue 24/37:10 a.m.
YYZ
-
SNN
2 stops34h 20m
Multiple Airlines
Tue 14/46:30 p.m.
SNN
-
YYZ
1 stop23h 25m
Multiple Airlines
Deal found 13/3C$ 876
Mon 23/37:10 a.m.
YYZ
-
SNN
2 stops27h 00m
Multiple Airlines
Wed 15/48:10 p.m.
SNN
-
YYZ
1 stop21h 55m
Multiple Airlines
Deal found 13/3C$ 879
Mon 23/37:10 a.m.
YYZ
-
SNN
2 stops27h 00m
Multiple Airlines
Tue 14/46:30 p.m.
SNN
-
YYZ
1 stop23h 25m
Multiple Airlines
Deal found 13/3C$ 883
Wed 6/55:35 p.m.
YYZ
-
SNN
2 stops12h 45m
Multiple Airlines
Sun 17/59:15 p.m.
SNN
-
YYZ
1 stop27h 55m
Multiple Airlines
Deal found 14/3C$ 889
Wed 25/37:10 a.m.
YYZ
-
SNN
2 stops45h 00m
Multiple Airlines
Wed 15/48:10 p.m.
SNN
-
YYZ
1 stop21h 55m
Multiple Airlines
Deal found 13/3C$ 905
Wed 25/37:10 a.m.
YYZ
-
SNN
2 stops45h 00m
Multiple Airlines
Tue 14/46:30 p.m.
SNN
-
YYZ
1 stop23h 25m
Multiple Airlines
Deal found 13/3C$ 908
Sun 12/45:35 p.m.
YYZ
-
SNN
2 stops12h 45m
Multiple Airlines
Sun 19/49:15 p.m.
SNN
-
YYZ
1 stop27h 55m
Multiple Airlines
Deal found 15/3C$ 909
Mon 27/45:35 p.m.
YYZ
-
SNN
2 stops12h 45m
Multiple Airlines
Mon 4/59:15 p.m.
SNN
-
YYZ
1 stop27h 55m
Multiple Airlines
Deal found 12/3C$ 911
Mon 18/510:45 p.m.
YYZ
-
SNN
1 stop12h 55m
Multiple Airlines
Wed 27/52:05 p.m.
SNN
-
YYZ
2 stops32h 10m
Multiple Airlines
Deal found 12/3C$ 935
Tue 24/311:05 p.m.
YYZ
-
SNN
1 stop13h 40m
Multiple Airlines
Sun 12/49:15 p.m.
SNN
-
YYZ
2 stops23h 35m
Multiple Airlines
Deal found 13/3C$ 938
Wed 29/46:20 p.m.
YUL
-
SNN
1 stop10h 55m
United Airlines
Wed 6/512:30 p.m.
SNN
-
YUL
2 stops27h 56m
United Airlines
Deal found 15/3C$ 1,130

Find flight deals from Ontario to Shannon

Keep the following information in mind while searching for Ontario to Shannon flight deals. Data was last updated 17 March 2026.

Round-trip from

C$ 889

One-way from

C$ 524
6/5-17/5
  • 6/5-17/5
  • 3 total stops
  • 40h 40m total
  • Ontario to Shannon
Search Deals
28/4
  • 28/4
  • 1 total stop
  • 32h 55m total
  • Ontario to Shannon
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Shannon 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, Cheapflights users made 629,999 searches. Data last updated 17 March 2026.
Use the filters below to find and compare flights from Ontario to Shannon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Mon 27/4

5:35 p.m.-11:20 a.m.

2 stops12h 45m

Shannon

Mon 4/5

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

1 stop27h 55m

C$ 911

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Mon 13/4

10:00 p.m.-4:10 p.m.

1 stop13h 10m

Shannon

Mon 20/4

9:15 p.m.-3:50 p.m.

2 stops23h 35m

C$ 959

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Fri 3/4

10:00 p.m.-3:50 p.m.

1 stop12h 50m

Shannon

Wed 8/4

7:30 a.m.-8:10 p.m.

1 stop17h 40m

C$ 1,053

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Wed 6/5

6:05 p.m.-4:10 p.m.

1 stop17h 05m

Shannon

Sun 17/5

9:15 p.m.-4:05 p.m.

1 stop23h 50m

C$ 1,061

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Wed 6/5

5:35 p.m.-11:20 a.m.

2 stops12h 45m

Shannon

Sun 17/5

9:15 p.m.-3:50 p.m.

2 stops23h 35m

C$ 1,108

MontrealShannon

YUL - SNN

YULSNN

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

6:20 p.m.-10:15 a.m.

1 stop10h 55m

Shannon

Wed 6/5

12:30 p.m.-11:26 a.m.

2 stops27h 56m

C$ 1,130
Quickest round-trip

MontrealShannon

YUL - SNN

YULSNN

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:15 p.m.-10:15 a.m.

1 stop11h 00m

Shannon

Mon 8/6

12:30 p.m.-8:17 p.m.

1 stop12h 47m

C$ 1,138

TorontoShannon

YTZ - SNN

YTZSNN

Toronto Island

Fri 1/5

8:55 p.m.-10:15 a.m.

2 stops32h 20m

Shannon

Wed 6/5

12:30 p.m.-3:02 p.m.

2 stops31h 32m

C$ 1,145

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Mon 20/4

2:30 p.m.-10:15 a.m.

2 stops14h 45m

Shannon

Wed 27/5

12:30 p.m.-11:59 p.m.

2 stops16h 29m

C$ 1,157

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Tue 21/4

12:45 p.m.-10:15 a.m.

2 stops16h 30m

Shannon

Tue 26/5

12:30 p.m.-11:03 p.m.

2 stops15h 33m

C$ 1,157

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/3

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Shannon
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Shannon from Ontario?

    Shannon (SNN) is the airport you will fly into if you book a flight from Ontario to Shannon. It is only a 3.4 km journey from Shannon (SNN) to Shannon’s city centre.

  • How long is the flight from Region of Ontario to Shannon, Clare?

    Airlines like United Airlines and Air Canada fly from Region of Ontario to Shannon, Clare in about 10h 55m. The time it takes to get you to your destination can typically vary by up to 21h 25m. Airlines will cover a distance of 4624 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Region of Ontario to Shannon, Clare?

    The most popular flight routes from Region of Ontario to Shannon, Clare are Montreal Pierre Elliott Trudeau Intl - Shannon, Toronto Pearson Intl - Shannon and Toronto Island - Shannon.

  • Can I find deals for flights from Ontario to Shannon that include hotel bookings?

    Yes. In addition to deals on Ontario to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Shannon.

  • Can I find deals for business class flights from Ontario to Shannon?

    Yes. Cheapflights offers flight deals from Ontario to Shannon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Ontario to Shannon

Discover the top airline that operate flights from Ontario to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,017AverageC$ 1,098FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Shannon?

Cheapflights helps you search for flights from Ontario to Shannon via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Shannon?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Shannon by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Shannon with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Shannon, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Shannon become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Shannon from Ontario today and book when prices fit your budget.

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