Cape Town (CPT) to Bangkok (BKK): 6,306 miles (10,148 km) great-circle, about 13h 05m nonstop by our estimate. Cheapest fare observed: $729 round-trip on Qatar, with 1 stop, departing May 5, 2026.
$729 round-trip, Qatar QR6136, departing 2026-05-05 at 19:30, returning 2026-05-11. The recorded itinerary left on a Tuesday, returning on a Monday 6 nights later; the fare was observed 10 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $729, it ranked 13th of the 30 round-trip fares we recorded from CPT (median $794). That is 11.6 cents per great-circle mile (round-trip price over one-way distance), below the CPT median of 28.3 cents across 30 round-trip routes.
Routes from CPT of similar length: Moscow (6,313 mi) at $832 and Bali (6,253 mi) at $800.
Qatar had the cheapest fare on 9 of 30 CPT routes. It is the 5th longest of the 30 routes we track from CPT.
Of 59 departure airports with a fare to Bangkok, Cape Town (CPT) ranked 43rd at $729. 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 Africa/Johannesburg, Asia/Bangkok; flight time is our estimate.