Cheapest return flights from Ontario to Vientiane in October from $910

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

Return flights

13 Oct - 17 Oct China Airlines

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

Skyscanner

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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