Mumbai (BOM) to Trivandrum (TRV): 782 miles (1,258 km) great-circle, about 2h 05m nonstop by our estimate. Cheapest fare observed: $171 round-trip on Air India, with 1 stop, departing July 21, 2026.
$171 round-trip, Air India AI2915, departing 2026-07-21 at 08:25, returning 2026-08-12. The recorded itinerary left on a Tuesday, returning on a Wednesday 22 nights later; the fare was observed 87 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $171, it ranked 7th of the 30 round-trip fares we recorded from BOM (median $407). That is 21.9 cents per great-circle mile (round-trip price over one-way distance), close to the BOM median of 22.3 cents across 30 round-trip routes.
Routes from BOM of similar length: Varanasi (775 mi) at $129 and Lucknow (735 mi) at $135.
Air India had the cheapest fare on 4 of 30 BOM routes. It is the 25th longest of the 30 routes we track from BOM.
Of 4 departure airports with a fare to Trivandrum, Mumbai (BOM) ranked 1st at $171. Lowest: $171 from Mumbai (BOM); highest: $486 from Riyadh (RUH); 1 nonstop. Cheapest-fare airlines (routes): Air India (4).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Kolkata, Asia/Kolkata; flight time is our estimate.