Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Gatwick to Calcutta, across the three airlines that offer this route. We've found that 07 / Jan / 2026 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 61 flights from London Gatwick to or via Calcutta every week. Out of the three available airlines, the most popular ones are Emirates, Qatar Airways & British 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.
Your flight from London Gatwick to Calcutta will take at least 12 hrs 35 mins. On average, it takes 12 hrs 45 mins to fly the 7981 km distance. Take a look at flight times to see which one works best for you.
August is normally the cheapest month to fly to Calcutta, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. December is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.
