AirHint found the following cheapest return flights from Phoenix (PHX) to Rome (FCO) in October 2025 (see full year).

Return flights

27 Oct - 12 Nov	Air Canada
07 Oct - 16 Oct	Frontier Airlines
13 Oct - 08 Nov	Iberia
05 Oct - 21 Oct	Frontier Airlines
20 Oct - 31 Oct	Frontier Airlines
04 Oct - 09 Oct	Frontier Airlines
04 Oct - 21 Oct	Frontier Airlines
08 Oct - 20 Oct	WestJet
15 Oct - 25 Oct	Air Canada
02 Oct - 13 Oct	Frontier Airlines
18 Oct - 25 Oct	WestJet
04 Oct - 10 Oct	Frontier Airlines

Also check the deals for one-way flights from Phoenix to Rome 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 Phoenix to Rome in October from $558

Return flights