AirHint found the following cheapest return flights from Houston (HOU) to Rome (FCO) in December 2025 (see full year).

Return flights

10 Dec - 14 Dec	Spirit Airlines
03 Dec - 10 Dec	United
02 Dec - 16 Dec	United
05 Dec - 12 Dec	Spirit Airlines
08 Dec - 15 Dec	United
05 Dec - 19 Dec	United
14 Dec - 06 Jan	British Airways
13 Dec - 06 Jan	British Airways
22 Dec - 30 Dec	Air Canada
18 Dec - 25 Dec	United
23 Dec - 30 Dec	United
13 Dec - 20 Dec	United
25 Dec - 04 Jan	British Airways
21 Dec - 03 Jan	British Airways
20 Dec - 03 Jan	British Airways

Also check the deals for one-way flights from Houston to Rome in December.

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 Houston to Rome in December from 408€

Return flights