Cheap flights from Zagreb to Istanbul from $116

In general, August is the cheapest month to fly from Zagreb to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $79. If you aren’t able to travel to Istanbul during the month of August, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $81.

The cheapest day to depart from Zagreb to Istanbul is on a Monday when prices can be found for as low as $704. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Istanbul on Tuesday is $915.

Our most recent data shows that the best time of day to fly to Istanbul is in the afternoon. Flights from Zagreb to Istanbul during this time can be as low as $206. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $891 on average. Flights to Istanbul from Zagreb in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Zagreb Franjo Tuđman to Istanbul Sabiha Gokcen for the best Zagreb Franjo Tuđman - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul from Zagreb when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $239 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Zagreb for as low as $174 on momondo.

Air Serbia is the most popular carrier operating from Zagreb Franjo Tuđman to Istanbul

Turkish Airlines, Pegasus Airlines and Croatia Airlines are the top three most popular airlines that fly to Istanbul from Zagreb according to our data. Turkish Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Istanbul. Keep in mind that there are 3 different airlines that fly to Istanbul on a routine basis, so you have a few additional options to choose from.

Historically, on average around 7% of flights between Zagreb and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 114 minutes.

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

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

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

As of May 2026, 2 flights take off from Zagreb and land in Istanbul each day. The most common flight departure time for this route is 9:00AM, with 36% of daily flights taking off at noon.

The number of flights available between Zagreb and Istanbul is 20 per week as of May 2026. The most frequent departure day is Sun, with 30% of weekly flights leaving on this day.