Cheap flights from Ontario to Shannon from C$ 332
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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Shannon
Keep the following information in mind while searching for Ontario to Shannon flight deals. Data was last updated 12 June 2025.
Find flight deals from Ontario to Shannon
Cheapest flights from Ontario to ShannonExplore 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 12 June 2025.
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 12 June 2025.
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 12 June 2025.
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
TorontoShannon
YYZ - SNN
YYZSNN
Toronto Pearson Intl
Thu 9/10
6:05 p.m.-4:10 p.m.
1 stop17h 05m
Shannon
Thu 16/10
7:40 a.m.-4:00 p.m.
1 stop13h 20m
TorontoShannon
YYZ - SNN
YYZSNN
Toronto Pearson Intl
Thu 9/10
5:20 p.m.-11:20 a.m.
2 stops13h 00m
Shannon
Thu 16/10
7:40 a.m.-4:00 p.m.
1 stop13h 20m
TorontoShannon
YYZ - SNN
YYZSNN
Toronto Pearson Intl
Sun 27/7
10:15 p.m.-3:10 p.m.
1 stop11h 55m
Shannon
Sun 3/8
1:15 p.m.-1:10 p.m.
1 stop28h 55m
TorontoShannon
YYZ - SNN
YYZSNN
Toronto Pearson Intl
Thu 9/10
5:20 p.m.-11:20 a.m.
2 stops13h 00m
Shannon
Thu 16/10
9:15 p.m.-3:50 p.m.
2 stops23h 35m
MontrealShannon
YUL - SNN
YULSNN
Montreal Pierre Elliott Trudeau Intl
Wed 3/12
8:50 p.m.-4:45 p.m.
1 stop14h 55m
Shannon
Sun 7/12
7:50 a.m.-7:05 p.m.
1 stop16h 15m
TorontoShannon
YTZ - SNN
YTZSNN
Toronto Island
Thu 28/8
8:50 a.m.-10:15 a.m.
2 stops20h 25m
Shannon
Mon 1/9
12:30 p.m.-2:45 p.m.
2 stops31h 15m
TorontoShannon
YYZ - SNN
YYZSNN
Toronto Pearson Intl
Thu 28/8
8:00 p.m.-10:15 a.m.
1 stop9h 15m
Shannon
Mon 1/9
9:30 a.m.-12:37 p.m.
1 stop32h 07m
TorontoShannon
YYZ - SNN
YYZSNN
Toronto Pearson Intl
Tue 8/7
6:00 p.m.-10:15 a.m.
1 stop11h 15m
Shannon
Tue 15/7
12:30 p.m.-10:23 p.m.
1 stop14h 53m
TorontoShannon
YTZ - SNN
YTZSNN
Toronto Island
Thu 28/8
9:50 a.m.-5:25 a.m.
1 stop14h 35m
Shannon
Mon 1/9
1:45 p.m.-9:04 p.m.
1 stop12h 19m
OttawaShannon
YOW - SNN
YOWSNN
Ottawa
Sun 27/7
5:55 a.m.-3:10 p.m.
2 stops28h 15m
Shannon
Sun 3/8
1:15 p.m.-9:11 p.m.
2 stops36h 56m
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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Shannon
What is the cheapest time of day to fly from ON to SNN?
Find hourly flight availability from Ontario to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Shannon, Clare as you normally would.
Rainfall in Shannon by month
Plan your trip to Shannon by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Shannon, Clare ranges from 59.0 - 105.0 mm per month. October is typically the wettest month, when rainfall can reach 105.0 mm. April is typically the driest time to visit Shannon, Clare when rainfall is around 59.0 mm.
Temperature in Shannon by month
Plan your trip to Shannon by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Shannon, Clare, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).
Reviews of airlines servicing Shannon
Get insights into the airlines that provide service to Shannon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Shannon. Reviews last updated 12 June 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines and Air Canada from Ontario to Shannon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Momny,Jun 2025
HND - BKK
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.
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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.
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 12 June 2025.
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.