Cheap Flights from Seattle (SEA) to Sarnia (YZR)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Sarnia, ON (YZR-Chris Hadfield)

Flights from Seattle (SEA) to Sarnia (YZR)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Chris Hadfield
Distance
1948 mi

Seattle to Sarnia Flights

The cheapest times to fly from Seattle to Sarnia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Sarnia are during the month of . You can find some of the cheapest flights from Seattle to Sarnia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Sarnia

Sunday is one of the best days to book for cheap flights from Seattle to Sarnia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Sarnia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Sarnia in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Sarnia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Sarnia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR) cost?
Lock in a cheap one-way flight or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR)?
Traveling in is a good way to save, as it's the cheapest month for flights between SEA and YZR. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from SEA to YZR. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR)?
You'll need to catch a flight with a layover if you're traveling from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from SEA to YZR?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a range of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR) last-minute?
Last-minute fares from SEA to YZR are typically more expensive. To lock in the lowest rates, start looking for flights well ahead of time. That being said, if your travel plans are flexible, you may score a cheap ticket right before your journey.
Is it cheaper to book a SEA to YZR flight and hotel package?
Opting for a SEA to YZR 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. Pick from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Chris Hadfield Airport (YZR)?
Usually, it's possible to cancel or reschedule your SEA to YZR flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.