AirHint found the following cheapest return flights from Xi'an (XIY) to Istanbul (IST) in October 2025 (see full year).

Return flights

10 Oct - 20 Oct	Thai AirAsia
12 Oct - 28 Oct	Thai AirAsia
12 Oct - 04 Nov	Thai AirAsia
10 Oct - 02 Nov	Thai AirAsia
12 Oct - 11 Nov	China Eastern
10 Oct - 19 Oct	China Eastern
28 Oct - 04 Nov	China Southern
21 Oct - 28 Oct	China Southern
07 Oct - 18 Nov	China Eastern
25 Oct - 01 Nov	China Southern
10 Oct - 26 Oct	Thai AirAsia
25 Oct - 15 Nov	China Southern
10 Oct - 21 Nov	China Eastern
10 Oct - 09 Nov	China Eastern
26 Oct - 16 Nov	China Southern
24 Oct - 31 Oct	China Southern

Also check the deals for one-way flights from Xi'an to Istanbul 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 Xi'an to Istanbul in October from 449€

Return flights