American Airlines and United Airlines have dropped ticket prices to $390-$410 for flights from San Francisco SFO and San Jose SJC to Rome FCO for travel departures from January to early May 2020. These deals are also available with some Oneworld and Star Alliance partner airline flights.
United Airlines San Francisco SFO – Montreal YUL- Rome FCO – Montreal YUL – SFO (all Air Canada operated flights)
$390.75 round trip  Sun Apr 19 – Wed Apr 29
Barcelona, London and Paris are also on sale for under $400 round trip with American and United.
