Find flights
When to book
Airlines
FAQs

Cheap flights from Shannon to Ontario from C$ 476

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.
SNN — YYZ
2 Apr — 9 Apr1
1 adult

Cheap flight deals from Shannon to Ontario

Keep the following information in mind while searching for Shannon to Ontario flight deals. Data was last updated 28 March 2025.

Round-trip from

C$ 772

One-way from

C$ 476
Air Canada
  • Air Canada
  • 1/5-5/5
  • 4 total stops
  • 38h 57m total
  • Shannon to Ontario
Search Deals
28/4
  • 28/4
  • 2 total stops
  • 27h 10m total
  • Shannon to Ontario
Search Deals

Find flight deals from Shannon to Ontario

Cheapest flights from Shannon to Ontario
Explore the most affordable flight options available from Shannon to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.

Fri 4/412:30 p.m.SNN - YTZ
2 stops26h 02mAir Canada
Tue 8/43:25 p.m.YTZ - SNN
2 stops13h 50mAir Canada
Deal found 27/3C$ 808
Fri 4/412:30 p.m.SNN - YYZ
1 stop14h 53mAir Canada
Tue 8/45:30 p.m.YYZ - SNN
1 stop11h 45mAir Canada
Deal found 27/3C$ 809
Fri 4/412:30 p.m.SNN - YYZ
2 stops16h 24mUnited Airlines
Tue 8/42:45 p.m.YYZ - SNN
2 stops14h 30mUnited Airlines
Deal found 27/3C$ 818
Wed 14/512:30 p.m.SNN - YUL
2 stops17h 11mAir Canada
Mon 26/511:23 a.m.YUL - SNN
1 stop17h 52mAir Canada
Deal found 27/3C$ 863
Mon 12/512:30 p.m.SNN - YUL
2 stops27h 58mUnited Airlines
Wed 28/51:15 p.m.YUL - SNN
1 stop13h 15mUnited Airlines
Deal found 27/3C$ 868
Thu 2/107:40 a.m.SNN - YYZ
1 stop18h 00mMultiple Airlines
Sat 11/1010:30 p.m.YYZ - SNN
1 stop12h 35mMultiple Airlines
Deal found 27/3C$ 980
Thu 2/109:15 p.m.SNN - YYZ
2 stops23h 35mAer Lingus
Sat 11/105:20 p.m.YYZ - SNN
2 stops17h 45mAer Lingus
Deal found 27/3C$ 983
Mon 29/92:40 p.m.SNN - YYZ
1 stop24h 16mBritish Airways
Wed 8/106:05 p.m.YYZ - SNN
1 stop21h 30mBritish Airways
Deal found 27/3C$ 1,116
Mon 29/97:40 a.m.SNN - YYZ
1 stop13h 20mAmerican Airlines
Sun 12/106:05 p.m.YYZ - SNN
1 stop12h 15mAmerican Airlines
Deal found 27/3C$ 1,128
Sun 11/57:40 a.m.SNN - YUL
2 stops18h 12mMultiple Airlines
Sun 25/510:25 p.m.YUL - SNN
1 stop17h 10mMultiple Airlines
Deal found 27/3C$ 1,159
Fri 4/47:40 a.m.SNN - YTZ
3 stops17h 10mMultiple Airlines
Tue 8/43:25 p.m.YTZ - SNN
2 stops14h 55mMultiple Airlines
Deal found 27/3C$ 1,624
Sun 11/57:40 a.m.SNN - YUL
1 stop17h 35mAmerican Airlines
Sat 17/52:35 p.m.YUL - SNN
2 stops15h 45mAmerican Airlines
Deal found 27/3C$ 2,488

Cheapflights Fare Finder

Customize your flight search to find flights from Shannon to Ontario 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 28 March 2025.
Use the filters below to find and compare flights from Shannon to Ontario that are best for you.

Fly from

Shannon

Fly to

Ontario

Route

Depart

Return

Price

ShannonToronto

SNN - YTZ

SNNYTZ

Shannon

Thu 1/5

12:30 p.m.-9:32 a.m.

2 stops26h 02m

Toronto Island

Mon 5/5

4:20 p.m.-10:15 a.m.

2 stops12h 55m

C$ 772

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Wed 14/5

12:30 p.m.-12:41 a.m.

2 stops17h 11m

Montreal Pierre Elliott Trudeau Intl

Mon 26/5

11:23 a.m.-10:15 a.m.

1 stop17h 52m

C$ 863

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Mon 12/5

12:30 p.m.-11:28 a.m.

2 stops27h 58m

Montreal Pierre Elliott Trudeau Intl

Wed 28/5

1:15 p.m.-7:30 a.m.

1 stop13h 15m

C$ 868

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Thu 10/4

7:40 a.m.-12:48 a.m.

3 stops22h 08m

Montreal Pierre Elliott Trudeau Intl

Mon 14/4

6:15 p.m.-8:35 p.m.

2 stops21h 20m

C$ 986

ShannonToronto

SNN - YTZ

SNNYTZ

Shannon

Thu 1/5

1:45 p.m.-8:44 p.m.

1 stop11h 59m

Toronto Island

Mon 5/5

9:50 a.m.-5:25 a.m.

1 stop14h 35m

C$ 1,385

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sun 10/8

9:15 p.m.-2:55 p.m.

1 stop22h 40m

Toronto Pearson Intl

Mon 18/8

8:30 p.m.-8:35 p.m.

1 stop19h 05m

C$ 1,388

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sun 10/8

7:40 a.m.-6:02 p.m.

2 stops15h 22m

Toronto Pearson Intl

Mon 18/8

4:00 p.m.-11:20 a.m.

2 stops14h 20m

C$ 1,456

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Sun 11/5

7:40 a.m.-8:15 p.m.

1 stop17h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 17/5

2:35 p.m.-11:20 a.m.

2 stops15h 45m

C$ 2,488

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Mon 28/4

4:05 p.m.-2:15 p.m.

2 stops27h 10m

C$ 476

ShannonToronto

SNN - YTZ

SNNYTZ

Shannon

Mon 14/7

9:15 p.m.-12:07 p.m.

2 stops43h 52m

C$ 959

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Showing 1-10 of 11 results
1
2

Best time to book a flight from Shannon to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Shannon 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 Shannon to Ontario

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, 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 21.0 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 28 March 2025.
Read reviews from past customers who have flown United Airlines, American Airlines and Air Canada from Shannon to Ontario. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,603 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,603 reviews
United Airlines
7.4
Good
8,603 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,603 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
8,986 reviews
United Airlines
7.4
Good
8,603 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.0

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Shannon to Ontario. 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 from for flights from Shannon to Ontario?

    Located just 3.4 km from the city centre, Shannon (SNN) is the airport most travellers will use when flying to Ontario from Shannon.

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

    When deciding which route to take from Shannon, Clare to Region of Ontario consider Shannon - Toronto Pearson Intl, Shannon - Montreal Pierre Elliott Trudeau Intl or Shannon - Toronto Island as they are the most popular.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Shannon, Clare to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Shannon, Clare to Region of Ontario (average of C$ 167). Flying from Shannon, Clare to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Shannon to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Pearson Intl flights
Dublin to Vancouver Intl flights
Dublin to Abbotsford flights
Dublin to Calgary flights
Dublin to Pierre Elliott Trudeau Intl flights
Dublin to St. John's flights
Dublin to Ottawa flights
Dublin to Halifax flights
Dublin to Edmonton flights
Dublin to Hamilton flights
Dublin to Québec City flights
Cork to Vancouver Intl flights
Shannon to Pearson Intl flights
Dublin to Winnipeg flights
Cork to Pearson Intl flights
Shannon to Vancouver Intl flights
Cork to Calgary flights
Dublin to Kelowna flights
Shannon to Winnipeg flights
Dublin to Charlottetown flights
Dublin to Sydney flights
Cork to Ottawa flights
Cork to Kelowna flights
Shannon to Pierre Elliott Trudeau Intl flights
Dublin to Victoria 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 Shannon to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Shannon to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Shannon to Ontario for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Shannon to Ontario with no change fees.

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

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

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.