Cheap flights from Istanbul to Belgrade from $103

The month of August is, on average, the cheapest month to fly to Belgrade from Istanbul, with most prices found around $111. If you are unable to visit Belgrade during the month of August, then departing from Istanbul during the month July is also very affordable. Most momondo users find prices during this month for around $125.

On average, the least expensive day to fly to Belgrade from Istanbul is on a Friday. momondo users have found tickets for Friday departures for as low as $198. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $229. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgrade.

Fly from Istanbul Sabiha Gokcen to Belgrade Nikola Tesla for the best Istanbul - Belgrade Nikola Tesla flight prices

You are more likely to see cheaper flights to Belgrade from Istanbul when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgrade for around $204 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgrade from Istanbul for as low as $147 on momondo.

TAROM, Air Serbia, and Wizz Air are the most popular carriers operating from Istanbul to Belgrade Nikola Tesla

Air Serbia, Turkish Airlines and Pegasus Airlines are the top three most popular airlines that fly to Belgrade from Istanbul according to our data. Air Serbia is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Belgrade. Keep in mind that there are 4 different airlines that fly to Belgrade on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Istanbul and Belgrade have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Bulgaria Air have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

The number of flights available between Istanbul and Belgrade is 8 per day as of February 2026. The most frequent departure time is 7:00PM, with 40% of daily flights leaving in the afternoon.

As of February 2026, 60 flights take off from Istanbul and land in Belgrade each week. The most common flight departure day for this route is Thu, with 25% of weekly flights taking off on this day.