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Cheap flights from Ontario to Shannon from C$ 477

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SNN
1 Mar — 8 Mar1
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 30 January 2026.

Wed 6/56:05 p.m.
YYZ
-
SNN
1 stop17h 05m
British Airways
Sun 17/59:15 p.m.
SNN
-
YYZ
2 stops25h 29m
British Airways
Deal found 28/1C$ 817
Sat 14/210:05 p.m.
YYZ
-
SNN
1 stop16h 20m
Multiple Airlines
Wed 18/28:05 p.m.
SNN
-
YYZ
2 stops24h 50m
Multiple Airlines
Deal found 28/1C$ 836
Sat 14/210:05 p.m.
YYZ
-
SNN
1 stop16h 20m
British Airways
Wed 18/28:05 p.m.
SNN
-
YYZ
2 stops24h 50m
British Airways
Deal found 29/1C$ 838
Wed 6/56:05 p.m.
YYZ
-
SNN
1 stop21h 30m
American Airlines
Sun 17/59:15 p.m.
SNN
-
YYZ
1 stop27h 55m
American Airlines
Deal found 28/1C$ 863
Fri 1/56:05 p.m.
YYZ
-
SNN
1 stop12h 15m
American Airlines
Wed 6/57:30 a.m.
SNN
-
YYZ
2 stops20h 59m
American Airlines
Deal found 28/1C$ 875
Wed 13/510:00 p.m.
YYZ
-
SNN
1 stop13h 10m
British Airways
Mon 18/59:15 p.m.
SNN
-
YYZ
2 stops23h 35m
British Airways
Deal found 28/1C$ 876
Mon 16/26:05 p.m.
YYZ
-
SNN
1 stop17h 40m
Multiple Airlines
Mon 2/32:00 p.m.
SNN
-
YYZ
1 stop25h 14m
Multiple Airlines
Deal found 29/1C$ 894
Wed 6/56:05 p.m.
YYZ
-
SNN
1 stop12h 15m
Multiple Airlines
Sun 17/59:15 p.m.
SNN
-
YYZ
2 stops23h 35m
Multiple Airlines
Deal found 29/1C$ 901
Mon 16/26:17 p.m.
YYZ
-
SNN
2 stops31h 03m
American Airlines
Mon 2/32:45 p.m.
SNN
-
YYZ
2 stops24h 29m
American Airlines
Deal found 29/1C$ 906
Fri 1/58:55 p.m.
YTZ
-
SNN
2 stops32h 20m
Air Canada
Wed 6/512:30 p.m.
SNN
-
YTZ
2 stops34h 47m
Air Canada
Deal found 28/1C$ 994
Thu 16/46:05 a.m.
YOW
-
SNN
1 stop23h 10m
Air Canada
Mon 20/412:30 p.m.
SNN
-
YOW
1 stop14h 35m
Air Canada
Deal found 27/1C$ 1,183
Fri 22/57:50 a.m.
YTZ
-
SNN
2 stops21h 25m
Air Canada
Tue 26/512:30 p.m.
SNN
-
YTZ
2 stops55h 32m
Air Canada
Deal found 27/1C$ 1,266

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 30 January 2026.

Round-trip from

C$ 817

One-way from

C$ 477
British Airways
  • British Airways
  • 6/5-17/5
  • 3 total stops
  • 42h 34m total
  • Ontario to Shannon
Search Deals
15/7
  • 15/7
  • 2 total stops
  • 32h 25m 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 30 January 2026.
Use the filters below to find and compare flights from Ontario to Shannon that are best for you.

Fly from

Ontario

Fly to

Shannon

Route

Depart

Return

Price

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.-5:44 p.m.

2 stops25h 29m

C$ 817

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Sat 14/2

10:05 p.m.-7:25 p.m.

1 stop16h 20m

Shannon

Wed 18/2

8:05 p.m.-3:55 p.m.

2 stops24h 50m

C$ 836

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Sat 14/2

10:05 p.m.-7:25 p.m.

1 stop16h 20m

Shannon

Wed 18/2

8:05 p.m.-3:55 p.m.

2 stops24h 50m

C$ 838

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Wed 6/5

6:05 p.m.-8:35 p.m.

1 stop21h 30m

Shannon

Sun 17/5

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

1 stop27h 55m

C$ 863

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Wed 13/5

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

2 stops12h 45m

Shannon

Mon 18/5

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

2 stops23h 35m

C$ 875

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Wed 13/5

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

1 stop13h 10m

Shannon

Mon 18/5

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

2 stops23h 35m

C$ 876

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Mon 16/2

6:05 p.m.-11:30 a.m.

1 stop12h 25m

Shannon

Mon 2/3

2:45 p.m.-9:49 a.m.

2 stops24h 04m

C$ 894

TorontoShannon

YYZ - SNN

YYZSNN

Toronto Pearson Intl

Mon 25/5

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

1 stop17h 05m

Shannon

Tue 2/6

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

2 stops23h 35m

C$ 894

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.-6:17 p.m.

2 stops34h 47m

C$ 994

OttawaShannon

YOW - SNN

YOWSNN

Ottawa

Thu 16/4

6:05 a.m.-10:15 a.m.

1 stop23h 10m

Shannon

Mon 20/4

12:30 p.m.-10:05 p.m.

1 stop14h 35m

C$ 1,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/1

Showing 1-10 of 30 results
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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

How much does it cost to fly round-trip from Region of Ontario to Shannon, Clare?

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 British Airways, American Airlines, and Air Canada fly from Region of Ontario to Shannon, Clare in about 16h 20m. The time it takes to get you to your destination can typically vary by up to 16h. Airlines will cover a distance of 5116 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 Toronto Pearson Intl - Shannon, Toronto Island - Shannon and Ottawa - 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

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Alternative routes for Ontario to Shannon

See prices for flight routes from nearby airports that may be better suited for you.
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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 30 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,005AverageC$ 1,094FlexibilityNo 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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