Cheap Flights from Ottawa (YOW) to Siena (SAY)

Popular airlines from Ottawa International Airport (YOW) to Ampugnano Airport (SAY)

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Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano) cost?
Snag a cheap one-way flight or cheap return flight from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano)?
Planning your trip for is a great way to save, as it's the cheapest month for flights between YOW and SAY. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano)?
To find the cheapest airline flying from YOW to SAY, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano)?
Nonstop flights from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YOW to SAY?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a number of factors, such as the season 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 Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano)?
To touch down at Siena (SAY-Ampugnano) without delays, select a flight that takes off from Macdonald-Cartier Intl. Airport (YOW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano) last-minute?
Last-minute bookings from YOW to SAY are usually more expensive. To secure the best rates, start looking for flights as early as possible. That said, if you're flexible with your travel plans, you may land a cheap fare right before your trip.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to Siena (SAY-Ampugnano)?
In most instances, you can reschedule or cancel your YOW to SAY flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need further details, visit our Customer Service portal.

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Ampugnano
Distance
4077 mi

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Ottawa to Siena Flights

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

 

The best time to book a flight from Ottawa to Siena

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

 

Ottawa to Siena Flights

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*Available to One Key members.