$309 Cheap United flights St. Louis (STL) to Mexico City (MEX)

$309 Cheap United flights St. Louis (STL) to Mexico City (MEX)

Prices were available within the past 7 days and start at $309 for one-way flights and $542 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 22 - Mon, Sep 29

STL

St. Louis

MEX

Mexico City

$542 Roundtrip, found 1 day ago

$542

Roundtrip

found 1 day ago

Select United flight, departing Mon, Sep 22 from St. Louis to Mexico City, returning Mon, Sep 29, priced at $542 found 1 day ago

Mon, Sep 22 - Mon, Sep 29

STL

St. Louis

MEX

Mexico City

$571 Roundtrip, found 1 day ago

$571

Roundtrip

found 1 day ago

Select United flight, departing Mon, Sep 22 from St. Louis to Mexico City, returning Mon, Sep 29, priced at $571 found 1 day ago

Sat, Sep 20 - Sat, Sep 27

STL

St. Louis

MEX

Mexico City

$587 Roundtrip, found 1 day ago

$587

Roundtrip

found 1 day ago

Select United flight, departing Sat, Sep 20 from St. Louis to Mexico City, returning Sat, Sep 27, priced at $587 found 1 day ago

Mon, Sep 22 - Mon, Sep 29

STL

St. Louis

MEX

Mexico City

$594 Roundtrip, found 1 day ago

$594

Roundtrip

found 1 day ago

Select United flight, departing Mon, Sep 22 from St. Louis to Mexico City, returning Mon, Sep 29, priced at $594 found 1 day ago

Sat, Sep 20 - Sat, Sep 27

STL

St. Louis

MEX

Mexico City

$599 Roundtrip, found 1 day ago

$599

Roundtrip

found 1 day ago

Select United flight, departing Sat, Sep 20 from St. Louis to Mexico City, returning Sat, Sep 27, priced at $599 found 1 day ago

Sun, Sep 21 - Sun, Sep 28

STL

St. Louis

MEX

Mexico City

$601 Roundtrip, found 1 day ago

$601

Roundtrip

found 1 day ago

Select United flight, departing Sun, Sep 21 from St. Louis to Mexico City, returning Sun, Sep 28, priced at $601 found 1 day ago