Colombo (CMB) to Da Nang (DAD): 2,009 miles (3,233 km) great-circle, about 4h 30m nonstop by our estimate. Cheapest fare observed: $353 round-trip on AirAsia, with 1 stop, departing April 27, 2026.
$353 round-trip, AirAsia AK46, departing 2026-04-27 at 22:55, returning 2026-05-01. The recorded itinerary left on a Monday, returning on a Friday 4 nights later; the fare was observed 2 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $353, it ranked 10th of the 30 round-trip fares we recorded from CMB (median $495). That is 17.6 cents per great-circle mile (round-trip price over one-way distance), below the CMB median of 22.4 cents across 30 round-trip routes.
Routes from CMB of similar length: Nha Trang (2,025 mi) at $471 and Dubai (2,043 mi) at $272.
AirAsia had the cheapest fare on 4 of 30 CMB routes. It is the 22nd longest of the 30 routes we track from CMB.
Of 16 departure airports with a fare to Da Nang, Colombo (CMB) ranked 13th at $353. Lowest: $112 from Hanoi (HAN); highest: $1135 from Reykjavik (KEF); 9 nonstop. Cheapest-fare airlines (routes): AirAsia (2), Vietravel Airlines (2), Air Seoul (1), Emirates (1), HK Express (1) and Indonesia AirAsia (1), plus 8 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Colombo, Asia/Ho_Chi_Minh; flight time is our estimate.