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Cheap flights from Shannon to Ontario from C$ 475

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — YYZ
6 Aug — 13 Aug1
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 1 August 2025.

Round-trip from

C$ 722

One-way from

C$ 475
Air Canada
  • Air Canada
  • 29/8-19/9
  • 2 total stops
  • 22h 45m total
  • Shannon to Ontario
Search Deals
3/9
  • 3/9
  • 1 total stop
  • 26h 50m 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 1 August 2025.

Fri 29/812:30 p.m.SNN - YYZ
1 stop11h 30mAir Canada
Fri 19/96:00 p.m.YYZ - SNN
1 stop11h 15mAir Canada
Deal found 31/7C$ 722
Sun 14/99:30 a.m.SNN - YYZ
2 stops25h 57mUnited Airlines
Sun 21/92:00 p.m.YYZ - SNN
2 stops15h 15mUnited Airlines
Deal found 31/7C$ 727
Fri 29/812:30 p.m.SNN - YTZ
2 stops26h 01mAir Canada
Fri 19/97:20 p.m.YTZ - SNN
2 stops33h 55mAir Canada
Deal found 31/7C$ 735
Fri 29/812:30 p.m.SNN - YUL
1 stop14h 36mAir Canada
Fri 5/96:20 p.m.YUL - SNN
1 stop10h 55mAir Canada
Deal found 31/7C$ 876
Fri 22/89:15 p.m.SNN - YYZ
2 stops31h 14mBritish Airways
Mon 25/810:38 a.m.YYZ - SNN
2 stops24h 32mBritish Airways
Deal found 1/8C$ 909
Fri 29/89:30 a.m.SNN - YUL
1 stop16h 59mUnited Airlines
Fri 5/98:20 a.m.YUL - SNN
1 stop18h 10mUnited Airlines
Deal found 31/7C$ 916
Sat 23/812:30 p.m.SNN - YYZ
1 stop11h 04mMultiple Airlines
Wed 27/85:30 p.m.YYZ - SNN
1 stop11h 45mMultiple Airlines
Deal found 30/7C$ 999
Fri 29/86:00 a.m.SNN - YUL
3 stops20h 10mMultiple Airlines
Fri 5/94:00 p.m.YUL - SNN
2 stops21h 40mMultiple Airlines
Deal found 31/7C$ 1,265
Sat 23/81:05 p.m.SNN - YYZ
1 stop15h 06mKLM
Wed 27/811:33 a.m.YYZ - SNN
2 stops18h 37mKLM
Deal found 30/7C$ 1,338
Fri 22/89:15 p.m.SNN - YTZ
2 stops24h 31mMultiple Airlines
Mon 25/86:25 p.m.YTZ - SNN
2 stops16h 45mMultiple Airlines
Deal found 31/7C$ 1,384
Sat 23/87:40 a.m.SNN - YYZ
2 stops16h 04mAmerican Airlines
Wed 27/86:05 p.m.YYZ - SNN
1 stop12h 15mAmerican Airlines
Deal found 31/7C$ 1,436

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 1 August 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 - YYZ

SNNYYZ

Shannon

Fri 29/8

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

1 stop11h 30m

Toronto Pearson Intl

Fri 19/9

6:00 p.m.-10:15 a.m.

1 stop11h 15m

C$ 722

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sun 14/9

9:30 a.m.-11:08 p.m.

1 stop18h 38m

Toronto Pearson Intl

Sun 21/9

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

2 stops15h 05m

C$ 727

ShannonToronto

SNN - YTZ

SNNYTZ

Shannon

Fri 29/8

12:30 p.m.-9:31 a.m.

2 stops26h 01m

Toronto Island

Fri 19/9

7:20 p.m.-10:15 a.m.

2 stops33h 55m

C$ 735

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Fri 29/8

12:30 p.m.-10:06 p.m.

1 stop14h 36m

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

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

1 stop10h 55m

C$ 876

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Fri 29/8

9:30 a.m.-9:29 p.m.

1 stop16h 59m

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

8:20 a.m.-7:30 a.m.

1 stop18h 10m

C$ 916

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sat 23/8

12:30 p.m.-6:34 p.m.

1 stop11h 04m

Toronto Pearson Intl

Wed 27/8

5:30 p.m.-10:15 a.m.

1 stop11h 45m

C$ 999

ShannonMontreal

SNN - YUL

SNNYUL

Shannon

Fri 29/8

6:00 a.m.-9:10 p.m.

3 stops20h 10m

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

4:00 p.m.-6:40 p.m.

2 stops21h 40m

C$ 1,265

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sat 23/8

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

1 stop15h 06m

Toronto Pearson Intl

Wed 27/8

11:33 a.m.-11:10 a.m.

2 stops18h 37m

C$ 1,338

ShannonToronto

SNN - YTZ

SNNYTZ

Shannon

Fri 22/8

9:15 p.m.-4:46 p.m.

2 stops24h 31m

Toronto Island

Mon 25/8

6:25 p.m.-4:10 p.m.

2 stops16h 45m

C$ 1,384

ShannonToronto

SNN - YYZ

SNNYYZ

Shannon

Sat 23/8

7:40 a.m.-6:44 p.m.

2 stops16h 04m

Toronto Pearson Intl

Wed 27/8

6:05 p.m.-11:20 a.m.

1 stop12h 15m

C$ 1,436

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/7

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
No data available for this route at this time. Please check back soon.

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 1 August 2025.
Read reviews from past customers who have flown KLM,United Airlines, andAmerican Airlines from Shannon to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,383 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,900 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,851 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,222 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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

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Alternative routes for Shannon to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Shannon to Ontario?

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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.

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