Cheapest return flights from St. Louis to Rome in August from $549

AirHint found the following cheapest return flights from St. Louis (STL) to Rome (FCO) in August 2025 (see full year).

Return flights

19 Aug - 28 Aug Air Canada
19 Aug - 26 Aug United
10 Aug - 26 Aug Air Canada
13 Aug - 20 Aug United
21 Aug - 28 Aug United
15 Aug - 29 Aug United
17 Aug - 24 Aug United
25 Aug - 01 Sep United
15 Aug - 22 Aug United
29 Aug - 03 Sep British Airways
31 Aug - 07 Sep United
27 Aug - 03 Sep United
05 Aug - 12 Aug United
07 Aug - 14 Aug United

Also check the deals for one-way flights from St. Louis to Rome in August.

Skyscanner

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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