$389 Cheap United flights St. Louis (STL) to Cancun (CUN)

$389 Cheap United flights St. Louis (STL) to Cancun (CUN)

Prices were available within the past 7 days and start at $389 for one-way flights and $694 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 23 - Sat, May 30

STL

St. Louis

CUN

Cancun

$694 Roundtrip, found 1 day ago

$694

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 23 from St. Louis to Cancun, returning Sat, May 30, priced at $694 found 1 day ago

Sat, May 23 - Sat, May 30

STL

St. Louis

CUN

Cancun

$697 Roundtrip, found 1 day ago

$697

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 23 from St. Louis to Cancun, returning Sat, May 30, priced at $697 found 1 day ago

Sat, May 23 - Sat, May 30

STL

St. Louis

CUN

Cancun

$715 Roundtrip, found 1 day ago

$715

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 23 from St. Louis to Cancun, returning Sat, May 30, priced at $715 found 1 day ago

Sat, May 23 - Sat, May 30

STL

St. Louis

CUN

Cancun

$719 Roundtrip, found 1 day ago

$719

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 23 from St. Louis to Cancun, returning Sat, May 30, priced at $719 found 1 day ago

Sat, May 23 - Sat, May 30

STL

St. Louis

CUN

Cancun

$723 Roundtrip, found 1 day ago

$723

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 23 from St. Louis to Cancun, returning Sat, May 30, priced at $723 found 1 day ago