Flights from St. Louis to Formello

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jun 1 - Thu, Jun 12

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$874 Roundtrip, found 9 hours ago

$874

Roundtrip

found 9 hours ago

Select Air Canada flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Thu, Jun 12, priced at $874 found 9 hours ago

Sat, Jun 7 - Tue, Jun 17

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$923 Roundtrip, found 9 hours ago

$923

Roundtrip

found 9 hours ago

Select British Airways flight, departing Sat, Jun 7 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Tue, Jun 17, priced at $923 found 9 hours ago

Sun, Jun 1 - Sat, Jun 14

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$934 Roundtrip, found 9 hours ago

$934

Roundtrip

found 9 hours ago

Select Air Canada flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sat, Jun 14, priced at $934 found 9 hours ago

Thu, Jun 5 - Thu, Jun 12

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$944 Roundtrip, found 9 hours ago

$944

Roundtrip

found 9 hours ago

Select Air Canada flight, departing Thu, Jun 5 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Thu, Jun 12, priced at $944 found 9 hours ago

Sat, Jun 7 - Mon, Jun 16

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$983 Roundtrip, found 9 hours ago

$983

Roundtrip

found 9 hours ago

Select British Airways flight, departing Sat, Jun 7 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Mon, Jun 16, priced at $983 found 9 hours ago

Mon, Jun 2 - Sun, Jun 15

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$999 Roundtrip, found 9 hours ago

$999

Roundtrip

found 9 hours ago

Select Delta flight, departing Mon, Jun 2 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sun, Jun 15, priced at $999 found 9 hours ago

Thu, Jun 5 - Sat, Jun 14

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$1,004 Roundtrip, found 9 hours ago

$1,004

Roundtrip

found 9 hours ago

Select Air Canada flight, departing Thu, Jun 5 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sat, Jun 14, priced at $1,004 found 9 hours ago

Tue, Jun 3 - Sun, Jun 15

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$1,025 Roundtrip, found 9 hours ago

$1,025

Roundtrip

found 9 hours ago

Select Delta flight, departing Tue, Jun 3 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sun, Jun 15, priced at $1,025 found 9 hours ago

Sat, Jun 7 - Sun, Jun 15

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$1,031 Roundtrip, found 9 hours ago

$1,031

Roundtrip

found 9 hours ago

Select Air France flight, departing Sat, Jun 7 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sun, Jun 15, priced at $1,031 found 9 hours ago

Sun, Jun 1 - Sun, Jun 15

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$1,049 Roundtrip, found 9 hours ago

$1,049

Roundtrip

found 9 hours ago

Select Delta flight, departing Sun, Jun 1 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sun, Jun 15, priced at $1,049 found 9 hours ago

Thu, Jun 5 - Sun, Jun 15

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$1,069 Roundtrip, found 9 hours ago

$1,069

Roundtrip

found 9 hours ago

Select Delta flight, departing Thu, Jun 5 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sun, Jun 15, priced at $1,069 found 9 hours ago

Fri, Jun 6 - Sun, Jun 15

STL

Lambert-St. Louis Intl.

FCO

Fiumicino - Leonardo da Vinci Intl.

$1,152 Roundtrip, found 9 hours ago

$1,152

Roundtrip

found 9 hours ago

Select KLM flight, departing Fri, Jun 6 from Lambert-St. Louis Intl. to Fiumicino - Leonardo da Vinci Intl., returning Sun, Jun 15, priced at $1,152 found 9 hours ago