Cheap Flights from London to Istanbul
Round-trip economy fares between London (LHR) and Istanbul (IST) average A$327 across the year. Book for January and typical prices fall to A$268. The 2,488 km hop takes about 3.5 hours non-stop, and the nicest window to visit Istanbul is April – May & September – October.
Today's tracked low
A$241 −10% vs. seasonal low
Not flying from London? See Istanbul deals from your nearest hub.
When is the cheapest time to fly from London to Istanbul?
Average round-trip economy fare by departure month. January is the statistical sweet spot at A$268.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January Cheapest | A$268 | −A$59 |
| February | A$275 | −A$52 |
| March | A$307 | −A$20 |
| April | A$347 | +A$20 |
| May | A$373 | +A$46 |
| June | A$386 | +A$59 |
| July | A$392 | +A$65 |
| August | A$386 | +A$59 |
| September | A$353 | +A$26 |
| October | A$327 | +A$0 |
| November | A$288 | −A$39 |
| December | A$301 | −A$26 |
Travel Readiness & Connectivity — Türkiye
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London to Istanbul flight FAQs
- What is the cheapest month to fly from London to Istanbul?
- January is typically cheapest, with round-trips from A$268 — about A$59 under the yearly average of A$327.
- How long is the flight from London to Istanbul?
- Non-stop services cover the 2,488 km route in roughly 3.5 hours.
- When is the best time to visit Istanbul?
- April – May & September – October. Entry requirements: e-Visa available online for many nationalities; some enter visa-free.