London → Kolkata · Business return from £1,249 (US$1,664)
Business return to Kolkata from US$1,664, about 62% off. Checked against live availability.
~62% off the usual price for this route. You're looking at Business class from US$1,664 return with IndiGo. All prices in US dollars.
✓ We confirmed this fare was bookable on 25 Jul. Prices move, so always check the live fare before you book.
The deal at a glance
| Route | London (LHR) → Kolkata (CCU) |
| Cabin | Business class |
| Trip | Return |
| Flights | 1 stop · LHR-DEL-CCU |
| Airline | IndiGo |
| Travel dates | 2 discounted departure days found between 8 Sept and 3 Oct |
| Book by | While it lasts |
| Distance | ~7,985 km · ~10h flying each way |
The fare we priced: depart 3 Oct, return 13 Oct. That exact itinerary was live at the price above when we checked.
Cheapest departure days in the window: 3 Oct, 8 Sept. Prices vary by day; flexible dates find the best fare.
Check this US$1,664 fare →
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Why it's a deal
$1,664 in business class is around 62% below what this route normally goes for up front. We only see availability at the moment we check, so if the dates work for you, the button shows whether the price is still there.
Fare rules & what to check
Before booking, confirm the essentials:
- Baggage & seat: what's included at this fare
- Changes & refunds: discounted premium fares are often non-refundable
- Routing: long layovers or a different return path
Price in your currency
Converted 2026-07-25. Rates move, so treat it as a guide.
Paying in another currency? Get a free multi-currency travel card and spend at great exchange rates while you travel.
How to book
Check this US$1,664 fare →
Opens the live fare on the booking site. You always see the current price before you book.
We may earn a commission if you book, at no extra cost to you.
No fixed sale end date. The price was live when we checked; the button always opens the current fare.
Where to stay in Kolkata
Over a million hotels on Trip.com, with prices in your currency and free cancellation on many rooms.
Flying out of London often? Our London departure guide tracks every live business and first class fare leaving London: who flies where, what each route normally costs, and when it’s cheapest. See every business class deal from London →
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