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.

DEL LHR 6,731 km · ~8.5h non-stop

Today's tracked low

A$539 −13% vs. seasonal low

Not flying from New Delhi? See London deals from your nearest hub.

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.

Average round-trip fares from New Delhi to London by month
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

Travel Readiness & Connectivity — United Kingdom

UK ETA required for visa-exempt nationals since 2025.

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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.

London from other departure cities