Cheap Flights from Copenhagen (CPH) to Siena (SAY)

Popular airlines from Copenhagen Airport, Kastrup (CPH) to Ampugnano Airport (SAY)

Frequently asked questions

How much does a flight from Kastrup Airport (CPH) to Siena (SAY-Ampugnano) cost?
Snag a cheap one-way flight or cheap return flight from Kastrup Airport (CPH) to Siena (SAY-Ampugnano) 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 Kastrup Airport (CPH) to Siena (SAY-Ampugnano)?
The cheapest month to fly from CPH to SAY is , when demand is low. Off-peak months are often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Siena (SAY-Ampugnano)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest CPH to SAY flight.
How many flights per day from Kastrup Airport (CPH) to Siena (SAY-Ampugnano)?
There are no daily nonstop flights from Kastrup Airport (CPH) to Siena (SAY-Ampugnano). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from CPH to SAY?
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 public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kastrup Airport (CPH) to Siena (SAY-Ampugnano)?
To avoid possible delays on the Kastrup Airport (CPH) to Siena (SAY-Ampugnano) route, aim to travel before 3 PM. Later departures are 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 Kastrup Airport (CPH) to Siena (SAY-Ampugnano) last-minute?
Last-minute bookings from CPH to SAY are typically more expensive. To secure the cheapest rates, start looking for flights early. That being said, if you can play around with your travel dates, it's possible to find a cheap fare right before your trip.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Siena (SAY-Ampugnano)?
Generally, it's possible to reschedule or cancel your CPH to SAY flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Kastrup
Destination airport
Ampugnano
Distance
857 mi

Book with confidence

Book with confidence

Copenhagen to Siena Flights

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

 

The best time to book a flight from Copenhagen to Siena

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

 

Copenhagen to Siena Flights

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*Available to One Key members.