Cheap Flights from Montreal (YUL) to Siena (SAY)

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Ampugnano Airport (SAY)

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Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano) cost?
Secure a cheap one-way flight or cheap return flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano)?
Planning your getaway for may help you find better deals, as it's the cheapest month for flights between YUL and SAY. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano)?
To find the cheapest airline that'll fly you from YUL to SAY, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano)?
You'll need to catch a flight with a layover when traveling from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano). Direct flights don't operate daily on this route. However, just 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 YUL to SAY?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on various 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 Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano)?
Opt for a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour 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 Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano) last-minute?
Last-minute fares from YUL to SAY are usually more expensive. To lock in the best prices, start looking for flights early. That said, if you're flexible with your travel plans, you may score a cheap ticket right before your trip.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Siena (SAY-Ampugnano)?
If you booked your YUL to SAY flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Ampugnano
Distance
3993 mi

Book with confidence

Montreal to Siena Flights

The cheapest times to fly from Montreal to Siena

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

 

The best time to book a flight from Montreal to Siena

Sunday is one of the best days to book for cheap flights from Montreal to Siena: 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 Montreal to Siena

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 Montreal to Siena 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 Montreal to Siena 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 Montreal to Siena 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.

 

Montreal to Siena Flights

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*Available to One Key members.