AirHint found the following cheapest return flights from Phoenix (PHX) to Rome (FCO) in March 2026 (see full year).

Return flights

16 Mar - 31 Mar	KLM
17 Mar - 23 Mar	Frontier Airlines
05 Mar - 09 Mar	Hawaiian Airlines
03 Mar - 03 Apr	WestJet
27 Mar - 06 Apr	Frontier Airlines
06 Mar - 16 Mar	Frontier Airlines
08 Mar - 14 Mar	Allegiant Air
08 Mar - 29 Mar	Frontier Airlines
27 Mar - 05 Apr	Frontier Airlines
12 Mar - 28 Mar	Frontier Airlines
09 Mar - 16 Mar	ITA Airways
26 Mar - 02 Apr	ITA Airways
16 Mar - 23 Mar	ITA Airways
12 Mar - 19 Mar	ITA Airways

Also check the deals for one-way flights from Phoenix to Rome in March.

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.

Book a cheap hotel in Rome

Cheap car rent in Rome

Cheapest return flights from Phoenix to Rome in March from 506€

Return flights