Flights Barnaul — Haikou is a popular route. The straight-line distance is 4 336 km. Flight time 5h 36m. Time difference +1h.
The minimum price for the next 3 months — from $362 (28.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $423, ranging from $362 to $483. Book 1–3 months in advance to get the best deals.