Cheap flights from Istanbul to London from $103 IST, SAW → LCY, LGW, LHR, LTN, SEN, STN

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $116 to $149.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold 7-night return fares on 1 other departure date within 3 days of 21 Dec, and it is not cheaper.

Every date we hold

2871 fares on 166 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $137.

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $62 to $92.

At $103, the cheapest one-way found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold one-way fares on 1 other departure date within 3 days of 22 Sept 2027, and it is not cheaper.

Every date we hold

116 fares on 9 departure dates

Which month looks cheapest?

July 2027 is the cheapest month — from $87.

Return

Fares 30 to 59 days before departure were typically 17% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Not enough history yet: in 49 days of one-way prices, 24 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.

How much is a return flight from Istanbul to London?

The cheapest return found recently is $140 with Ajet, 21 Dec to 28 Dec, found 2 days ago. The cheapest return we hold, of any age, is $137 with Ajet, 4 Dec to 8 Dec, found 7 days ago. The cheapest return fare on each of 166 departure dates is usually $171 to $228.

How much is a one-way flight from Istanbul to London?

The cheapest one-way found recently is $103 with Pegasus Airlines, 22 Sept 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $87 with Ajet, 25 Jul 2027, found 4 days ago. The cheapest one-way fare on each of 9 departure dates is usually $99 to $125.

What is the cheapest month to fly from Istanbul to London?

December 2026 is the cheapest month for a return, from $137, 4 Dec to 8 Dec, found 7 days ago. July 2027 is the cheapest month for a one-way, from $87, 25 Jul 2027, found 4 days ago.

Every date in December 2026

Every date in July 2027

How far ahead should I book a flight from Istanbul to London?

In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 17% lower than 0 to 6 days before departure.

Is there a direct flight from Istanbul to London?

Yes, the cheapest nonstop return found recently is $144 with Pegasus Airlines, 11 Feb 2027 to 2 Mar 2027, found 2 days ago. The cheapest nonstop one-way found recently is $103 with Pegasus Airlines, 22 Sept 2027, found 2 days ago.

Every nonstop date from Istanbul to London

How long is the flight from Istanbul to London?

The cheapest nonstop one-way found recently, with Pegasus Airlines on 22 Sept 2027, takes 4 h from Sabiha Gokcen International Airport (SAW) to Stansted Airport (STN).

Which airlines have the cheapest flights from Istanbul to London?

Between 15 Nov and 11 Oct 2027, Pegasus Airlines has the cheapest return on 64 of the 166 departure dates we hold, Ajet on 58 and Turkish Airlines on 16. Between 11 Jul 2027 and 25 Oct 2027, Pegasus Airlines has the cheapest one-way on 5 of the 9 departure dates we hold, Wizz Air on 2 and Ajet on 1.