London to Kolkata Business Class Flights
Lie-flat business class · 10h 00m · British Airways
Based on fares from the past 90 days. Prices vary by date.
Compare business class flights from London to Kolkata. Lie-flat seats from €1,500 on British Airways. Flight time 10h 00m, distance 8,030 km. Book 2-4 months ahead for the best fares.
Airlines on this route
Business class service between London and Kolkata is operated by British Airways . All carriers offer lie-flat seats with direct aisle access on this 8,030 km route, with typical flight times of 10h 00m.
What to expect on London–Kolkata
At 10h 00m, this long-haul route is where business class truly shines. Expect a fully lie-flat bed (Lie-flat), multi-course dining, and premium lounge access at London. British Airways operates the most competitive fares starting at €1,500.
London (LHR) — departure airport
Flights depart from London (LHR). Business class passengers have access to premium lounges before departure. Your destination airport is Kolkata (CCU). See our LHR airport guide for lounge details and CCU arrival info.
How to book London to Kolkata business class
Prices for business class from London to Kolkata range from €1,500 to €4,000. For routes above €1,500, booking 3–6 months ahead and being flexible with dates can save 20–30%. Set a price alert and wait for sales. Compare fares across 1 airlines — prices can vary by €1,250 or more depending on the carrier and season.