$447 Cheap United flights St. Louis (STL) to Mexico City (MEX)

$447 Cheap United flights St. Louis (STL) to Mexico City (MEX)

Prices were available within the past 7 days and start at $447 for one-way flights and $780 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Dec 26 - Tue, Dec 30

STL

St. Louis

MEX

Mexico City

$780 Roundtrip, found 1 day ago

$780

Roundtrip

found 1 day ago

Select United flight, departing Fri, Dec 26 from St. Louis to Mexico City, returning Tue, Dec 30, priced at $780 found 1 day ago

Wed, Dec 24 - Wed, Dec 31

STL

St. Louis

MEX

Mexico City

$783 Roundtrip, found 2 days ago

$783

Roundtrip

found 2 days ago

Select United flight, departing Wed, Dec 24 from St. Louis to Mexico City, returning Wed, Dec 31, priced at $783 found 2 days ago

Thu, Dec 25 - Wed, Dec 31

STL

St. Louis

MEX

Mexico City

$833 Roundtrip, found 2 days ago

$833

Roundtrip

found 2 days ago

Select United flight, departing Thu, Dec 25 from St. Louis to Mexico City, returning Wed, Dec 31, priced at $833 found 2 days ago

Fri, Dec 26 - Tue, Dec 30

STL

St. Louis

MEX

Mexico City

$838 Roundtrip, found 1 day ago

$838

Roundtrip

found 1 day ago

Select United flight, departing Fri, Dec 26 from St. Louis to Mexico City, returning Tue, Dec 30, priced at $838 found 1 day ago

Fri, Dec 26 - Tue, Dec 30

STL

St. Louis

MEX

Mexico City

$843 Roundtrip, found 1 day ago

$843

Roundtrip

found 1 day ago

Select United flight, departing Fri, Dec 26 from St. Louis to Mexico City, returning Tue, Dec 30, priced at $843 found 1 day ago

Wed, Dec 24 - Thu, Jan 1

STL

St. Louis

MEX

Mexico City

$843 Roundtrip, found 2 days ago

$843

Roundtrip

found 2 days ago

Select United flight, departing Wed, Dec 24 from St. Louis to Mexico City, returning Thu, Jan 1, priced at $843 found 2 days ago