AirportsNew Delhi

New Delhi to London

🇮🇳DEL🇬🇧LHRIndira Gandhi International Airport to London Heathrow AirportIndia to United Kingdom
Distance
6,731 km
4,182 miles
Frequency
58 departures a week
S26 schedule
Airlines
4
Air India, IndiGo, British Airways, codeshares included
Typical delay
30 min
139 departures

The route

Great circle, 6,731 km
DELLHR6,731 km
6,731 km (4,182 miles) great-circle, measured between the two airports' published coordinates. The line is the shortest path over the globe, which on a flat map bows away from a straight line.

How delayed is this route?

Measured over months

Departures from Indira Gandhi International Airport on this route are typically 30 minutes late (likely 25 to 34), across 139 departures we tracked between 2026-03-09 and 2026-08-24.

median delay of tracked departures on this leg. Flight Owl's own resolved departure predictions (flights our users tracked), not a census of all flights at the airport.

Airlines on this route

4 airlines with a flight number here

Every airline that puts its own flight number on this route. On a busy pair most of them are codeshare partners selling seats on another airline's aircraft, so this is wider than the list of airlines that actually operate it.

Flights on this route

4 of 11 flight numbers tracked often enough to describe
FlightAirlineDepartsAircraftDepartures seen
BA 256British Airways10:05B788 on 88% of sightings, also B78969
AI 2017Air India12:25B78927
AI 2015Air India13:30not seen yet13
AI 161Air India00:55A359 on 93% of sightings, also B78911

Departure times are local to Indira Gandhi International Airport. A flight appears here once we have tracked it at least 10 times.

Both airports

How these numbers are measured