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

Return flights

04 Oct - 08 Oct	Vietnam Airlines
10 Oct - 27 Oct	Thai AirAsia X
10 Oct - 15 Oct	Thai AirAsia X
13 Oct - 27 Oct	Thai AirAsia X
13 Oct - 15 Oct	Thai AirAsia X
22 Oct - 10 Nov	Thai AirAsia X
10 Oct - 19 Oct	Thai AirAsia X
03 Oct - 10 Oct	Thai AirAsia X
03 Oct - 15 Oct	Thai AirAsia X
13 Oct - 19 Oct	Thai AirAsia X
22 Oct - 27 Oct	Thai AirAsia X
22 Oct - 05 Nov	Thai AirAsia X
30 Oct - 05 Nov	Thai Airways

Also check the deals for one-way flights from Delhi 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 Delhi to Vientiane in October from 336€

Return flights