Cheap Flights from Istanbul to London
Round-trip economy fares between Istanbul (IST) and London (LHR) 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 London is May – September.
Today's tracked low
A$241 −10% vs. seasonal low
Not flying from Istanbul? See London deals from your nearest hub.
When is the cheapest time to fly from Istanbul to London?
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$334 | +A$7 |
| May | A$360 | +A$33 |
| June | A$392 | +A$65 |
| July | A$412 | +A$85 |
| August | A$399 | +A$72 |
| September | A$340 | +A$13 |
| October | A$314 | −A$13 |
| November | A$288 | −A$39 |
| December | A$353 | +A$26 |
Travel Readiness & Connectivity — United Kingdom
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Istanbul to London flight FAQs
- What is the cheapest month to fly from Istanbul to London?
- 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 Istanbul to London?
- Non-stop services cover the 2,488 km route in roughly 3.5 hours.
- When is the best time to visit London?
- May – September. Entry requirements: UK ETA required for visa-exempt nationals since 2025.