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Cheap flights from Shannon to Ontario from C$ 558

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — YYZ
17 Jun — 24 Jun1
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 12 June 2025.

Round-trip from

C$ 705

One-way from

C$ 558
Air Canada
  • Air Canada
  • 1/9-7/9
  • 4 total stops
  • 49h 05m total
  • Shannon to Ontario
Search Deals
5/7
  • 5/7
  • 2 total stops
  • 49h 25m 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 12 June 2025.

Thu 19/612:30 p.m.SNN - YTZ
2 stops26h 16mAir Canada
Mon 23/67:25 a.m.YTZ - SNN
2 stops21h 50mAir Canada
Deal found 11/6C$ 705
Thu 19/612:30 p.m.SNN - YYZ
1 stop11h 30mAir Canada
Mon 23/68:00 p.m.YYZ - SNN
1 stop9h 15mAir Canada
Deal found 11/6C$ 711
Thu 19/612:30 p.m.SNN - YYZ
1 stop11h 30mUnited Airlines
Mon 23/66:00 p.m.YYZ - SNN
1 stop11h 15mUnited Airlines
Deal found 11/6C$ 714
Wed 25/612:30 p.m.SNN - YUL
1 stop14h 36mAir Canada
Sun 29/69:40 a.m.YUL - SNN
2 stops19h 35mAir Canada
Deal found 10/6C$ 906
Fri 1/82:40 p.m.SNN - YYZ
1 stop24h 09mAmerican Airlines
Fri 29/810:00 p.m.YYZ - SNN
1 stop12h 50mAmerican Airlines
Deal found 10/6C$ 931
Thu 19/67:40 a.m.SNN - YYZ
2 stops16h 04mMultiple Airlines
Mon 23/64:15 p.m.YYZ - SNN
2 stops14h 05mMultiple Airlines
Deal found 11/6C$ 1,140
Thu 19/67:40 a.m.SNN - YYZ
1 stop13h 20mBritish Airways
Mon 23/63:29 p.m.YYZ - SNN
2 stops19h 41mBritish Airways
Deal found 11/6C$ 1,143
Mon 1/91:05 p.m.SNN - YYZ
2 stops15h 54mDelta
Sun 7/96:49 p.m.YYZ - SNN
1 stop11h 21mDelta
Deal found 10/6C$ 1,169
Fri 25/79:15 p.m.SNN - YTZ
3 stops28h 19mMultiple Airlines
Fri 1/83:00 p.m.YTZ - SNN
3 stops19h 50mMultiple Airlines
Deal found 10/6C$ 1,709
Wed 25/67:40 a.m.SNN - YUL
1 stop17h 35mAer Lingus
Sun 29/610:00 p.m.YUL - SNN
1 stop17h 35mAer Lingus
Deal found 10/6C$ 2,044

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 12 June 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

Mon 1/9

12:30 p.m.-11:45 a.m.

2 stops28h 15m

Toronto Island

Sun 7/9

8:25 a.m.-10:15 a.m.

2 stops20h 50m

C$ 705

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Mon 1/9

12:30 p.m.-7:00 p.m.

1 stop11h 30m

Toronto Pearson Intl

Sun 7/9

2:10 p.m.-7:30 a.m.

1 stop12h 20m

C$ 715

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Wed 25/6

12:30 p.m.-4:10 p.m.

1 stop32h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 29/6

3:41 p.m.-10:15 a.m.

1 stop13h 34m

C$ 906

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Fri 1/8

2:40 p.m.-9:49 a.m.

1 stop24h 09m

Toronto Pearson Intl

Fri 29/8

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

1 stop12h 50m

C$ 931

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Mon 1/9

7:40 a.m.-7:05 p.m.

2 stops16h 25m

Toronto Pearson Intl

Sun 7/9

4:30 p.m.-11:20 a.m.

2 stops13h 50m

C$ 932

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Mon 1/9

1:05 p.m.-11:59 p.m.

2 stops15h 54m

Toronto Pearson Intl

Sun 7/9

6:49 p.m.-11:10 a.m.

1 stop11h 21m

C$ 1,169

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Fri 1/8

7:40 a.m.-9:30 p.m.

2 stops18h 50m

Toronto Pearson Intl

Fri 29/8

4:15 p.m.-11:20 a.m.

2 stops14h 05m

C$ 1,255

ShannonToronto

SNN - YTZ

SNNYTZ

Shannon

Thu 10/7

7:10 a.m.-6:21 p.m.

2 stops16h 11m

Toronto Island

Thu 17/7

5:10 p.m.-8:50 p.m.

2 stops22h 40m

C$ 1,415

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Wed 25/6

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

1 stop17h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 29/6

10:00 p.m.-8:35 p.m.

1 stop17h 35m

C$ 2,044

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sat 5/7

4:45 p.m.-1:10 p.m.

2 stops49h 25m

C$ 558

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 12 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 12 June 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines 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.
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Aer Lingus
7.1
Good
1,117 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than

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 - Toronto Island or Shannon - Montreal Pierre Elliott Trudeau Intl 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$ 255). 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

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

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