Cheap flights from Incheon Intl Airport to Istanbul from £156

The month of January is, on average, the cheapest month to fly to Istanbul from Incheon Intl Airport, with most prices found around £152. If you aren’t able to travel to Istanbul during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of £274.

On average, the least expensive day to fly to Istanbul from Incheon Intl Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as £560. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Incheon Intl Airport to Istanbul on a Thursday will generally be more expensive and average around £1,352. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Istanbul from Incheon Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £716 when looking at flights departing in the evening. Flights to Istanbul are more costly in the morning, with an average ticket price of £1,503. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Incheon Intl to Istanbul for the best Incheon Intl - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around £519 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 Incheon Intl Airport for as low as £413 on momondo.

Historically, on average around 20% of flights between Incheon and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 198 minutes.

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

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

According to our data, Korean Air have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

5 flights are operational daily from Incheon Intl Airport to Istanbul as of May 2026. The most popular departure time for this route is 10:00, with 45% of flights per day taking off at midday.

The number of flights available between Incheon Intl Airport and Istanbul is 37 per week as of May 2026. The most frequent departure day is Wed, with 19% of weekly flights leaving on this day.