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

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

Prices were available within the past 7 days and start at for one-way flights and $321 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jan 5 - Tue, Jan 13

STL

St. Louis

CUN

Cancun

$321 Roundtrip, found 13 hours ago

$321

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Mon, Jan 5 from St. Louis to Cancun, returning Tue, Jan 13, priced at $321 found 13 hours ago

Wed, Jan 21 - Fri, Jan 23

STL

St. Louis

CUN

Cancun

$329 Roundtrip, found 19 hours ago

$329

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Wed, Jan 21 from St. Louis to Cancun, returning Fri, Jan 23, priced at $329 found 19 hours ago

Sat, Jan 10 - Tue, Jan 13

STL

St. Louis

CUN

Cancun

$342 Roundtrip, found 13 hours ago

$342

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sat, Jan 10 from St. Louis to Cancun, returning Tue, Jan 13, priced at $342 found 13 hours ago

Thu, Jan 8 - Tue, Jan 13

STL

St. Louis

CUN

Cancun

$342 Roundtrip, found 13 hours ago

$342

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Jan 8 from St. Louis to Cancun, returning Tue, Jan 13, priced at $342 found 13 hours ago

Sun, Jan 4 - Tue, Jan 13

STL

St. Louis

CUN

Cancun

$343 Roundtrip, found 13 hours ago

$343

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Jan 4 from St. Louis to Cancun, returning Tue, Jan 13, priced at $343 found 13 hours ago

Mon, Jan 5 - Mon, Jan 12

STL

St. Louis

CUN

Cancun

$355 Roundtrip, found 13 hours ago

$355

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Mon, Jan 5 from St. Louis to Cancun, returning Mon, Jan 12, priced at $355 found 13 hours ago

Sun, Jan 18 - Tue, Jan 20

STL

St. Louis

CUN

Cancun

$372 Roundtrip, found 19 hours ago

$372

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sun, Jan 18 from St. Louis to Cancun, returning Tue, Jan 20, priced at $372 found 19 hours ago

Sat, Jan 10 - Mon, Jan 12

STL

St. Louis

CUN

Cancun

$376 Roundtrip, found 13 hours ago

$376

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sat, Jan 10 from St. Louis to Cancun, returning Mon, Jan 12, priced at $376 found 13 hours ago

Thu, Jan 8 - Mon, Jan 12

STL

St. Louis

CUN

Cancun

$376 Roundtrip, found 13 hours ago

$376

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Jan 8 from St. Louis to Cancun, returning Mon, Jan 12, priced at $376 found 13 hours ago

Sun, Jan 4 - Mon, Jan 12

STL

St. Louis

CUN

Cancun

$377 Roundtrip, found 13 hours ago

$377

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Jan 4 from St. Louis to Cancun, returning Mon, Jan 12, priced at $377 found 13 hours ago

Wed, Jan 21 - Sun, Jan 25

STL

St. Louis

CUN

Cancun

$386 Roundtrip, found 19 hours ago

$386

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Wed, Jan 21 from St. Louis to Cancun, returning Sun, Jan 25, priced at $386 found 19 hours ago

Sat, Jan 17 - Sun, Jan 25

STL

St. Louis

CUN

Cancun

$429 Roundtrip, found 19 hours ago

$429

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Jan 17 from St. Louis to Cancun, returning Sun, Jan 25, priced at $429 found 19 hours ago