Kathmandu (KTM) to Dallas (DFW): 8,247 miles (13,273 km) great-circle, about 17h 00m nonstop by our estimate. Cheapest fare observed: $1652 round-trip on Qatar, with 2 stops, departing June 5, 2026.
$1652 round-trip, Qatar QR647, departing 2026-06-05 at 19:10, returning 2026-06-11. The recorded itinerary left on a Friday, returning on a Thursday 6 nights later; the fare was observed 41 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $1652, it ranked 29th of the 30 round-trip fares we recorded from KTM (median $659). That is 20.0 cents per great-circle mile (round-trip price over one-way distance), below the KTM median of 37.6 cents across 28 round-trip routes.
Routes from KTM of similar length: Kalispell (7,046 mi) at $2561 and Ljubljana (3,979 mi) at $955.
KTM to DFW is the only one of 30 KTM routes where Qatar priced cheapest. It is the longest of the 30 routes we track from KTM.
Of 27 departure airports with a fare to Dallas, Kathmandu (KTM) ranked 26th at $1652. Lowest: $106 from Atlanta (ATL); highest: $1741 from Hyderabad (HYD); 14 nonstop. Cheapest-fare airlines (routes): Frontier (13), Spirit (5), American Airlines (2), Qatar (2), Alaska Airlines (1) and Emirates (1), plus 3 more.
That depends on your passport and trip, so check the official source for United States: U.S. Customs and Border Protection: international visitors. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Kathmandu, America/Chicago; flight time is our estimate.