Riyadh (RUH) to Dushanbe (DYU): 1,596 miles (2,569 km) great-circle, about 3h 40m nonstop by our estimate. Cheapest fare observed: $531 round-trip on Pegasus Airlines, with 2 stops, departing May 1, 2026.
$531 round-trip, Pegasus Airlines PC691, departing 2026-05-01 at 22:40, returning 2026-05-20. The recorded itinerary left on a Friday, returning on a Wednesday 19 nights later; the fare was observed 6 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $531, it ranked 22nd of the 29 round-trip fares we recorded from RUH (median $414). That is 33.3 cents per great-circle mile (round-trip price over one-way distance), above the RUH median of 26.0 cents across 29 round-trip routes.
Routes from RUH of similar length: Istanbul (1,527 mi) at $192 and Islamabad (1,677 mi) at $396.
Pegasus Airlines had the cheapest fare on 5 of 29 RUH routes. It is the 17th longest of the 29 routes we track from RUH.
Of 12 departure airports with a fare to Dushanbe, Riyadh (RUH) ranked 3rd at $531. Lowest: $417 from Dubai (DXB); highest: $2567 from Newark (EWR); 1 nonstop. Cheapest-fare airlines (routes): Pegasus Airlines (3), Air Astana (1), airline SZ (1), Emirates (1), French bee (1) and Jazz Aviation (1), plus 4 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Riyadh, Asia/Dushanbe; flight time is our estimate.