Cheap Flights from New Delhi to London
Round-trip economy fares between New Delhi (DEL) and London (LHR) average A$755 across the year. Book for January and typical prices fall to A$619. The 6,731 km hop takes about 8.5 hours non-stop, and the nicest window to visit London is May – September.
Today's tracked low
A$551 −11% vs. seasonal low
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When is the cheapest time to fly from New Delhi to London?
Average round-trip economy fare by departure month. January is the statistical sweet spot at A$619.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January Cheapest | A$619 | −A$136 |
| February | A$634 | −A$121 |
| March | A$710 | −A$45 |
| April | A$770 | +A$15 |
| May | A$831 | +A$76 |
| June | A$906 | +A$151 |
| July | A$951 | +A$196 |
| August | A$921 | +A$166 |
| September | A$785 | +A$30 |
| October | A$725 | −A$30 |
| November | A$664 | −A$91 |
| December | A$815 | +A$60 |
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New Delhi to London flight FAQs
- What is the cheapest month to fly from New Delhi to London?
- January is typically cheapest, with round-trips from A$619 — about A$136 under the yearly average of A$755.
- How long is the flight from New Delhi to London?
- Non-stop services cover the 6,731 km route in roughly 8.5 hours.
- When is the best time to visit London?
- May – September. Entry requirements: UK ETA required for visa-exempt nationals since 2025.