$80 Cheap Flights from Nis (INI) to Istanbul (IST)

Popular airlines from Nis (INI-Constantine the Great) to Istanbul Airport (IST)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from Nis to Istanbul (INI-IST)

Prices were available within the past 7 days and start at $80 for one-way flights and $183 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Serbia
Air Serbia
Air Serbia
Turkish Airlines
Air Serbia
Air Serbia
Air Serbia
Air Serbia
Air Serbia
Air Serbia
Flights from Nis (INI) to Istanbul (IST)
Origin airport
Constantine the Great
Destination airport
Istanbul
Airlines serving
Air Serbia, Turkish Airlines
Roundtrip price
$183
Distance
379 mi

Nis to Istanbul Flights

The cheapest times to fly from Nis to Istanbul

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

 

The best time to book a flight from Nis to Istanbul

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

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 Nis to Istanbul in 2025. You can also book with separate airlines for your outbound and return journeys, from $80 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 Nis to Istanbul 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 Nis to Istanbul 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.

 

Frequently asked questions

How much does a flight from Constantine the Great Airport (INI) to Istanbul (IST) cost?
Pick up cheap return flights starting at $220 from Constantine the Great Airport (INI) to Istanbul (IST). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Air Serbia flight leaving INI on May 6 2025 and touching down at IST. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from INI to IST?
The cheapest flights from INI to IST are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from INI to IST?
Currently, the cheapest airline operating one-way flights from INI to IST is Air Serbia. You can take off on this route from $80. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from INI on May 3 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Constantine the Great Airport (INI) to Istanbul (IST)?
There are no daily nonstop flights available from Constantine the Great Airport (INI) to Istanbul (IST). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be on your way in no time.
What day of the week has the most flights from INI to IST?
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 Constantine the Great Airport (INI) to Istanbul (IST)?
To reach Istanbul (IST) on time, choose a flight that leaves Constantine the Great Airport (INI) before 3 PM. The likelihood 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 Constantine the Great Airport (INI) to Istanbul (IST) last-minute?
Last-minute bookings from INI to IST are typically more expensive. To lock in the cheapest rates, start searching for flights early. That being said, if you’re flexible with your travel dates, it’s possible to find a cheap ticket right before your trip.
Can I cancel or change the date of my flight from Constantine the Great Airport (INI) to Istanbul (IST)?
Generally, it’s possible to reschedule or cancel your INI to IST flight. However, if it’s been more than 24 hours since booking, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.