Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to Lucknow, across the six airlines that offer this route. We've found that 06 / Sep / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
There are 117 flights from London Heathrow to or via Lucknow every week. Out of the six available airlines, the most popular ones are Air India, British Airways & Qatar Airways. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
Generally speaking, the flight from London Heathrow to Lucknow takes around 14 hrs 10 mins. The fastest flight takes 11 hrs 55 mins to cover the 7140 km distance. You can view all flight times yourself in the results list.
Searching by month, for instance, will show you the best time of the week to fly.
