$139 Cheap Frontier Airlines flights St. Louis (STL) to Cancun (CUN)

$139 Cheap Frontier Airlines flights St. Louis (STL) to Cancun (CUN)

Prices were available within the past 7 days and start at $139 for one-way flights and $265 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 18 - Wed, Mar 4

STL

St. Louis

CUN

Cancun

$265 Roundtrip, found 1 day ago

$265

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Feb 18 from St. Louis to Cancun, returning Wed, Mar 4, priced at $265 found 1 day ago

Sat, Apr 4 - Wed, Apr 8

STL

St. Louis

CUN

Cancun

$268 Roundtrip, just found

$268

Roundtrip

just found

Select Frontier Airlines flight, departing Sat, Apr 4 from St. Louis to Cancun, returning Wed, Apr 8, priced at $268 just found

Sat, Feb 7 - Wed, Feb 18

STL

St. Louis

CUN

Cancun

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Feb 7 from St. Louis to Cancun, returning Wed, Feb 18, priced at $277 found 1 day ago

Wed, Mar 25 - Wed, Apr 8

STL

St. Louis

CUN

Cancun

$288 Roundtrip, found 1 day ago

$288

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Mar 25 from St. Louis to Cancun, returning Wed, Apr 8, priced at $288 found 1 day ago

Mon, Feb 9 - Wed, Feb 25

STL

St. Louis

CUN

Cancun

$290 Roundtrip, found 1 day ago

$290

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Feb 9 from St. Louis to Cancun, returning Wed, Feb 25, priced at $290 found 1 day ago

Sat, Feb 14 - Wed, Feb 25

STL

St. Louis

CUN

Cancun

$292 Roundtrip, found 1 day ago

$292

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Feb 14 from St. Louis to Cancun, returning Wed, Feb 25, priced at $292 found 1 day ago