AirHint found the following cheapest one-way flights from Xi'an (XIY) to Hanoi (HAN) in September 2025 (see full year).

One-Way flights

02 Sep	China Eastern
29 Sep	VietJet Air	direct
18 Sep	China Southern
15 Sep	China Southern
16 Sep	China Southern
09 Sep	Air China
17 Sep	China Southern
01 Sep	China Southern
02 Sep	China Eastern	direct
30 Sep	VietJet Air	direct

Also check the deals for return flights from Xi'an to Hanoi 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 one-way flights from Xi'an to Hanoi in September from 103€

One-Way flights