AirHint found the following cheapest return flights from Hanoi (HAN) to Vientiane (VTE) in October 2025 (see full year).

Return flights

16 Oct - 23 Oct	VietJet Air
16 Oct - 20 Oct	VietJet Air
10 Oct - 14 Oct	VietJet Air
15 Oct - 22 Oct	Thai AirAsia
27 Oct - 28 Oct	Thai AirAsia
27 Oct - 16 Nov	Thai AirAsia
30 Oct - 14 Nov	Thai AirAsia
30 Oct - 16 Nov	Thai AirAsia
30 Oct - 19 Nov	Thai AirAsia
31 Oct - 14 Nov	Thai AirAsia
31 Oct - 16 Nov	Thai AirAsia
31 Oct - 19 Nov	Thai AirAsia
27 Oct - 14 Nov	Thai AirAsia
16 Oct - 20 Oct	VietJet Air	direct
02 Oct - 06 Oct	VietJet Air
27 Oct - 30 Oct	Thai AirAsia
27 Oct - 07 Nov	Thai AirAsia
30 Oct - 07 Nov	Thai AirAsia
11 Oct - 25 Oct	VietJet Air
30 Oct - 31 Oct	Thai AirAsia

Also check the deals for one-way flights from Hanoi to Vientiane in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Hanoi to Vientiane in October from $208

Return flights