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CA $396 Cheap Flights from Toronto (YYZ) to Sidney (SDY)

View CA $396 flight on Sat, Sep 26, 2026Opens in a new window

Popular airlines from Toronto Pearson Intl. Airport (YYZ) to Sidney, MT (SDY-Sidney-Richland Municipal)

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Cheap flights from Toronto (YYZ) to Sidney (SDY)

Prices were available within the past 7 days and start at CA $396 for one-way flights and CA $1,012 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,012 Roundtrip, found 4 days ago
CA $1,012
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,012 found 4 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,026 Roundtrip, found 4 days ago
CA $1,026
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,026 found 4 days ago
American Airlines
Thu, Jul 1 - Wed, Jul 7
YYZ
Toronto
SDY
Sidney
CA $1,035 Roundtrip, found 3 days ago
CA $1,035
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Jul 1 from Toronto to Sidney, returning Wed, Jul 7, priced at CA $1,035 found 3 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,039 Roundtrip, found 4 days ago
CA $1,039
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,039 found 4 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,090 Roundtrip, found 4 days ago
CA $1,090
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,090 found 4 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,104 Roundtrip, found 4 days ago
CA $1,104
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,104 found 4 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,118 Roundtrip, found 4 days ago
CA $1,118
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,118 found 4 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 16
YYZ
Toronto
SDY
Sidney
CA $1,124 Roundtrip, found 4 days ago
CA $1,124
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 1 from Toronto to Sidney, returning Wed, Sep 16, priced at CA $1,124 found 4 days ago
Alaska Airlines
Thu, Jul 1 - Wed, Jul 7
YYZ
Toronto
SDY
Sidney
CA $1,261 Roundtrip, found 3 days ago
CA $1,261
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Jul 1 from Toronto to Sidney, returning Wed, Jul 7, priced at CA $1,261 found 3 days ago
United
Thu, Jul 1 - Wed, Jul 7
YYZ
Toronto
SDY
Sidney
CA $2,203 Roundtrip, found 3 days ago
CA $2,203
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jul 1 from Toronto to Sidney, returning Wed, Jul 7, priced at CA $2,203 found 3 days ago

Frequently asked questions

How much does a flight from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) cost?
You can find one-way and return flights from YYZ to SDY with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when YYZ to SDY ticket fares go up or down.
What is the cheapest month to fly from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
The cheapest months to fly from YYZ to SDY are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
Enter YYZ to SDY and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
To find a cheap flight from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
There are approximately 4 connecting flights per day from Toronto Pearson International Airport (YYZ) to Sidney-Richland Municipal Airport (SDY). Some common connection points include O'Hare International Airport (ORD), Denver International Airport (DEN), and Seattle - Tacoma International Airport (SEA).
What is the earliest flight from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from YYZ to SDY. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
There are no nonstop flights from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal). Flights with two or more stops typically take around 13 hours to cover the approximately 1,952 kilometers between these two airports. Keep in mind that actual travel times can vary depending on your specific routing, layover durations, and factors like wind patterns.
Can you fly business or first class from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
Select the "Business class" and "First class" filters when looking for YYZ to SDY flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) flight with Expedia?
It's easy to earn miles on a Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) at the last minute?
Typically, booking a last minute flight from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) flight and hotel package?
Securing a Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal)?
If you booked your Toronto, ON (YYZ-Pearson Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pearson Intl.
Destination airport
Sidney-Richland Municipal
Roundtrip price
CA $1,011
Distance
1940 km

Book with confidence

Toronto to Sidney Flights

The easy way to book your flights from Toronto to Sidney 

With Expedia, it’s simple to find and book flights to Sidney from Toronto whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Sidney-Richland Municipal, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Toronto to Sidney today, tomorrow, or this week.  

 

Save dollars with cheap flights from Pearson Intl., YYZ to Sidney-Richland Municipal, SDY 

Sort your search results by price to find great deals on your flight from Toronto to Sidney—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Sidney from Toronto currently is just CA $1,012 rising to CA $2,203.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Sidney  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Sidney from Toronto 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Sidney with Expedia today.

Toronto to Sidney Flights

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*Available to Expedia members.