AirHint found the following cheapest return flights from Puerto Vallarta (PVR) to Chicago (ORD) in September 2025 (see full year).

Return flights

27 Sep - 04 Oct	Viva
27 Sep - 09 Oct	Viva
26 Sep - 04 Oct	Viva
26 Sep - 09 Oct	Viva
25 Sep - 04 Oct	Viva
25 Sep - 09 Oct	Viva
13 Sep - 04 Oct	Viva
27 Sep - 03 Oct	Viva
27 Sep - 06 Oct	Viva
26 Sep - 03 Oct	Viva
26 Sep - 29 Sep	Viva
27 Sep - 29 Sep	Viva
25 Sep - 29 Sep	Viva
27 Sep - 30 Sep	Viva
13 Sep - 29 Sep	Viva
25 Sep - 28 Sep	Viva
26 Sep - 30 Sep	Viva
14 Sep - 29 Sep	Viva
26 Sep - 28 Sep	Viva
13 Sep - 25 Sep	Viva

Also check the deals for one-way flights from Puerto Vallarta to Chicago 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 Puerto Vallarta to Chicago in September from $264

Return flights