Cheap flights from Istanbul Airport to London from $84

The cheapest month to fly to London from Istanbul Airport is in June. Flight prices, which tend to average around $126, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Istanbul Airport averaging around $128.

The cheapest day to depart from Istanbul Airport to London is on a Monday. Travelers who choose to depart for London on a Monday will often find tickets for as low as $567. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $694. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Istanbul Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $209 when looking at flights departing in the evening. Flights to London are more costly in the morning, with an average ticket price of $672. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Istanbul to London Luton for the best Istanbul - London flight prices

You are more likely to see cheaper flights to London from Istanbul Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $314 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Istanbul Airport for as low as $272 on momondo.

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

No. A direct flight is the cheapest option for a flight between Istanbul Airport to London.

As of August 2026, prices for Istanbul Airport to London flights are approximately 35% cheaper when compared to flights at the same time last year.

British Airways, Turkish Airlines, and Wizz Air are the most popular carriers operating from Istanbul to London

Turkish Airlines, British Airways and Wizz Air are the top three most popular airlines that fly to London from Istanbul Airport according to our data. Turkish Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Istanbul and London have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing in the evening 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. Sunday has historically seen more delays on average compared to the rest of the week.

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

Athens (ATH) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Athens (ATH) offer the lowest average round-trip price of $190.

Flights connecting via Athens (ATH) have the shortest average one-way travel time: 7h 25m.

Athens (ATH) has the shortest average layover time for this route: 2h 08m.

40 flights are operational daily from Istanbul Airport to London as of August 2026. The most popular departure time for this route is 7:00AM, with 46% of flights per day taking off at noon.

The number of flights available between Istanbul Airport and London is 280 per week as of August 2026. The most frequent departure day is Mon, with 24% of weekly flights leaving on this day.