What do Air India flights from London to Kolkata (Calcutta), West Bengal cost?
One of Air India cheapest prices for a London to Kolkata (Calcutta), West Bengal flight we have right now is £ 293.
On average though, flights with Air India cost £ 561.28 for the route London to Kolkata (Calcutta), West Bengal, though it depends a lot on the season and how far in advance you book your tickets.