Cheap Flights from Boise (BOI) to Saint Augustin (YIF)

Popular airlines from Boise Airport (BOI) to Saint Augustin, QC (YIF)

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Saint Augustin, QC (YIF) cost?
Grab a cheap one-way flight or cheap return flight from Boise Airport (BOI) 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 Boise Airport (BOI) to Saint Augustin, QC (YIF)?
is the cheapest month to fly from BOI to YIF. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Boise Airport (BOI) to Saint Augustin, QC (YIF)?
To find the cheapest airline flying from BOI to YIF, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Boise Airport (BOI) to Saint Augustin, QC (YIF)?
Direct flights from Boise Airport (BOI) to Saint Augustin, QC (YIF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOI to YIF?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Saint Augustin, QC (YIF)?
Choose a flight from Boise Airport (BOI) to Saint Augustin, QC (YIF) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**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 Boise Airport (BOI) to Saint Augustin, QC (YIF) last-minute?
Last-minute bookings from BOI to YIF are typically more expensive. For the lowest rates, start searching for flights well ahead of time. That being said, if your travel plans are flexible, it's possible to score a cheap fare right before your trip.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Saint Augustin, QC (YIF)?
If you booked your BOI to YIF flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Boise
Destination airport
Saint Augustin
Distance
2671 mi

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Boise to Saint Augustin Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Boise 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 Boise 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 Boise 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 Boise 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 Boise 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.

 

Boise to Saint Augustin Flights

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*Available to One Key members.