Cheap flights from Incheon Intl Airport to Istanbul from £159

In general, May is the cheapest month to fly from Incheon Intl Airport to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £433. If you are unable to visit Istanbul Airport during the month of May, then departing from Incheon Intl Airport during the month December is also very affordable. Most momondo users find prices during this month for around £454.

The cheapest day to depart from Incheon Intl Airport to Istanbul Airport is on a Sunday. Travellers who choose to depart for Istanbul Airport on a Sunday will often find tickets for as low as £561. The most expensive day to fly to Istanbul Airport is Thursday, with ticket prices averaging around £1,356.

Flying to Istanbul Airport from Incheon Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £718 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £1,507 on average. Flights to Istanbul Airport from Incheon Intl Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Istanbul Airport from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around £511 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Incheon Intl Airport for as low as £437 on momondo.

There are 2 cabin classes available to choose from on Incheon Intl to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 19% 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 216 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.

As of March 2026, 4 flights take off from Incheon Intl Airport and land in Istanbul Airport each day. The most common flight departure time for this route is 00:00, with 46% of daily flights taking off at midday.

The number of flights available between Incheon Intl Airport and Istanbul Airport is 31 per week as of March 2026. The most frequent departure day is Sat, with 19% of weekly flights leaving on this day.