Dallas (DFW) to Ho Chi Minh City (SGN): 9,037 miles (14,543 km) great-circle, about 18h 35m nonstop by our estimate. Cheapest fare observed: $891 round-trip on Qatar, with 1 stop, departing May 5, 2026.
$891 round-trip, Qatar QR730, departing 2026-05-05 at 19:20, returning 2026-06-05. The recorded itinerary left on a Tuesday, returning on a Friday 31 nights later; the fare was observed 10 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $891, it ranked 27th of the 30 round-trip fares we recorded from DFW (median $198). That is 9.9 cents per great-circle mile (round-trip price over one-way distance), below the DFW median of 15.9 cents across 30 round-trip routes.
Routes from DFW of similar length: Nairobi (8,743 mi) at $845 and Cairo (6,931 mi) at $850.
Qatar had the cheapest fare on 2 of 30 DFW routes. It is the longest of the 30 routes we track from DFW.
Of 20 departure airports with a fare to Ho Chi Minh City, Dallas (DFW) ranked 14th at $891. Lowest: $183 from Bangkok (BKK); highest: $1566 from Salt Lake City (SLC); 8 nonstop. Cheapest-fare airlines (routes): VietJet Air (3), Air India (2), American Airlines (2), Qatar (2), AirAsia (1) and Cathay Pacific (1), plus 9 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, Asia/Ho_Chi_Minh; flight time is our estimate.