Cheap flights from Bucharest to Istanbul from £45

The month of September is, on average, the cheapest month to fly to Istanbul from Bucharest, with most prices found around £108. If you aren’t able to travel to Istanbul during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of £116.

On average, the least expensive day to fly to Istanbul from Bucharest is on a Friday. momondo users have found tickets for Friday departures for as low as £548. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Bucharest to Istanbul on a Saturday will generally be more expensive and average around £809. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Istanbul from Bucharest at midday is the least expensive time of day to depart. momondo users have found prices as low as £202 when looking at flights departing at midday. Flights to Istanbul are more costly in the evening, with an average ticket price of £704. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Bucharest Otopeni Intl to Istanbul Sabiha Gokcen for the best Bucharest - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around £124 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Bucharest for as low as £97 on momondo.

There are 3 cabin classes available to choose from on Bucharest to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air Serbia, AJet, and Pegasus Airlines are the most popular carriers operating from Bucharest to Istanbul

TAROM, Turkish Airlines and Pegasus Airlines are the top three most popular airlines that fly to Istanbul from Bucharest according to our data. TAROM is the first choice among our users, with 46% of people opting to fly with this airline when travelling 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 14% of flights between Bucharest and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

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

Wednesday is statistically the day of the week that experiences the fewest 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 fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

5 flights are operational daily from Bucharest to Istanbul as of November 2026. The most popular departure time for this route is 21:00, with 41% of flights per day taking off in the evening.

The number of flights available between Bucharest and Istanbul is 35 per week as of November 2026. The most frequent departure day is Fri, with 34% of weekly flights leaving on this day.