Cheap Flights from Seattle (BFI) to Saint Augustin (YIF)

Popular airlines from Seattle, WA (BFI-Boeing Field) to Saint Augustin, QC (YIF)

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Flights from Seattle (BFI) to Saint Augustin (YIF)
Origin airport
Boeing Field
Destination airport
Saint Augustin
Distance
2783 mi

Seattle to Saint Augustin Flights

The cheapest times to fly from Seattle to Saint Augustin

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 Saint Augustin are during the month of . You can find some of the cheapest flights from Seattle to Saint Augustin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Saint Augustin

Sunday is one of the best days to book for cheap flights from Seattle to Saint Augustin: 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 Saint Augustin

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 Saint Augustin in 2025. 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 Saint Augustin 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 Saint Augustin 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 Boeing Field Airport (BFI) to Saint Augustin, QC (YIF) cost?
Snag a cheap one-way flight or cheap return flight from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF)?
Traveling in is a good way to save, as it's the cheapest month for flights between BFI and YIF. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from BFI to YIF. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF)?
You'll have to take a flight with a layover when traveling from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from BFI to YIF?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF)?
To avoid possible delays on the Boeing Field Airport (BFI) to Saint Augustin, QC (YIF) route, travel before 3 PM. Departures after this hour 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 Boeing Field Airport (BFI) to Saint Augustin, QC (YIF) last-minute?
Holding off until right before your break to book a ticket from BFI to YIF generally means paying more. While you may come across some last-minute deals, there's no guarantee. Keep your travel schedule open to boost your chances of getting a bargain.
Can I cancel or change the date of my flight from Boeing Field Airport (BFI) to Saint Augustin, QC (YIF)?
It's usually possible to reschedule or cancel your BFI to YIF flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.