Bangalore (BLR) to Istanbul (IST): 3,516 miles (5,658 km) great-circle, about 7h 30m nonstop by our estimate. Cheapest fare observed: $732 round-trip on IndiGo, with 1 stop, departing April 25, 2026.
$732 round-trip, IndiGo 6E5094, departing 2026-04-25 at 22:20, returning 2026-04-26. The recorded itinerary left on a Saturday, returning on a Sunday 1 night later; the fare was observed 0 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $732, it ranked 26th of the 30 round-trip fares we recorded from BLR (median $352). That is 20.8 cents per great-circle mile (round-trip price over one-way distance), below the BLR median of 23.4 cents across 30 round-trip routes.
Routes from BLR of similar length: Moscow (3,648 mi) at $672 and Kazan (3,301 mi) at $1053.
IndiGo had the cheapest fare on 9 of 30 BLR routes. It is the 6th longest of the 30 routes we track from BLR.
Of 117 departure airports with a fare to Istanbul, Bangalore (BLR) ranked 75th at $732. Lowest: $60 from Antalya (AYT); highest: $1639 from Wellington (WLG); 29 nonstop. Cheapest-fare airlines (routes): Pegasus Airlines (13), Qatar (7), WestJet (6), Wizz Air (6), Gulf Air (5) and Turkish (5), plus 51 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Kolkata, Europe/Istanbul; flight time is our estimate.