$139 Cheap Flights from Rome (FCO) to Nis (INI)

View $139 flight on Tue, Nov 25, 2025Opens in a new window

Popular airlines from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Nis (INI-Constantine the Great)

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Cheap Flights from Rome to Nis (FCO-INI)

Prices were available within the past 7 days and start at $139 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI) cost?
Lock in a cheap one-way flight from $139 or cheap return flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI) 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI)?
is the least expensive month to fly from FCO to INI. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest FCO to INI flight.
How many flights per day from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI)?
Nonstop flights from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FCO to INI?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI)?
To touch down at Constantine the Great Airport (INI) on schedule, book a flight that leaves from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI) last-minute?
Last-minute bookings from FCO to INI are usually more expensive. To secure the best rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may find a cheap fare right before your journey.
Is it cheaper to book a FCO to INI flight and hotel package?
Compared with arranging hotels and flights separately, booking a FCO to INI flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of stays, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Constantine the Great Airport (INI)?
If you booked your FCO to INI flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, 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 for further details.

Travel information

Origin airport
Fiumicino - Leonardo da Vinci Intl.
Destination airport
Constantine the Great
Airlines serving
Air Serbia
Distance
500 mi

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Rome to Nis Flights

The cheapest times to fly from Rome to Nis

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

 

The best time to book a flight from Rome to Nis

Sunday is one of the best days to book for cheap flights from Rome to Nis: 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 Rome to Nis

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 Rome to Nis in 2025. You can also book with separate airlines for your outbound and return journeys, from $139 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 Rome to Nis 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 Rome to Nis 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.

 

Rome to Nis Flights

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