AirHint found the following cheapest return flights from Tokyo (NRT) to Vientiane (VTE) in September 2025 (see full year).

Return flights

10 Sep - 14 Sep	China Eastern
10 Sep - 15 Sep	China Eastern
14 Sep - 18 Sep	China Eastern
13 Sep - 23 Sep	China Eastern
22 Sep - 03 Oct	VietJet Air
23 Sep - 07 Oct	VietJet Air
06 Sep - 13 Sep	VietJet Air
26 Sep - 03 Oct	VietJet Air
26 Sep - 28 Sep	VietJet Air
24 Sep - 28 Sep	VietJet Air
29 Sep - 03 Oct	VietJet Air
24 Sep - 30 Sep	Scoot
26 Sep - 29 Sep	VietJet Air
26 Sep - 30 Sep	VietJet Air
24 Sep - 01 Oct	VietJet Air
28 Sep - 02 Oct	VietJet Air
29 Sep - 01 Oct	VietJet Air
06 Sep - 01 Oct	VietJet Air
20 Sep - 02 Oct	Scoot
20 Sep - 03 Oct	Scoot

Also check the deals for one-way flights from Tokyo to Vientiane in September.

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 Tokyo to Vientiane in September from 218€

Return flights