Mumbai (BOM) to Bangkok (BKK): 1,883 miles (3,031 km) great-circle, about 4h 15m nonstop by our estimate. Cheapest fare observed: $255 round-trip on Thai Vietjet Air, nonstop, departing June 18, 2026.
$255 round-trip, Thai Vietjet Air VZ761, departing 2026-06-18 at 00:55, returning 2026-08-03. The recorded itinerary left on a Thursday, returning on a Monday 46 nights later; the fare was observed 54 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $255, it ranked 9th of the 30 round-trip fares we recorded from BOM (median $407). That is 13.5 cents per great-circle mile (round-trip price over one-way distance), below the BOM median of 22.3 cents across 30 round-trip routes.
Routes from BOM of similar length: Phuket (1,866 mi) at $273 and Baku (2,001 mi) at $577.
Thai Vietjet Air had the cheapest fare on 2 of 30 BOM routes. It is the 14th longest of the 30 routes we track from BOM.
Of 59 departure airports with a fare to Bangkok, Mumbai (BOM) ranked 12th at $255. Lowest: $73 from Phuket (HKT); highest: $1428 from Mexico City (MEX); 14 nonstop. Cheapest-fare airlines (routes): Air India (5), Etihad (5), Thai Vietjet Air (4), Air China (3), Scoot (3) and Thai AirAsia (3), plus 31 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Kolkata, Asia/Bangkok; flight time is our estimate.