Frontier Airlines Flight 86 Deals & Information (2026/2027)

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Frontier Airlines Flight 86 Route Deals From $201

The cheapest prices found with in the last 7 days for return flights were $454 and $201 for one-way flights to Cancun Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 9 - Wed, Jan 13
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$454 Roundtrip, found 1 day ago
$454
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jan 9 from Lambert-St. Louis Intl. to Cancun Intl., returning Wed, Jan 13, priced at $454 found 1 day ago
Wed, Dec 9 - Fri, Dec 11
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$458 Roundtrip, found 2 days ago
$458
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Dec 9 from Lambert-St. Louis Intl. to Cancun Intl., returning Fri, Dec 11, priced at $458 found 2 days ago
Wed, Dec 9 - Fri, Dec 11
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$471 Roundtrip, found 2 days ago
$471
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Dec 9 from Lambert-St. Louis Intl. to Cancun Intl., returning Fri, Dec 11, priced at $471 found 2 days ago
Sat, Jan 9 - Wed, Jan 13
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$477 Roundtrip, found 1 day ago
$477
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jan 9 from Lambert-St. Louis Intl. to Cancun Intl., returning Wed, Jan 13, priced at $477 found 1 day ago
Fri, Dec 11 - Fri, Dec 18
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$477 Roundtrip, found 3 days ago
$477
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Dec 11 from Lambert-St. Louis Intl. to Cancun Intl., returning Fri, Dec 18, priced at $477 found 3 days ago
Tue, Nov 17 - Tue, Nov 24
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$487 Roundtrip, found 2 days ago
$487
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Tue, Nov 17 from Lambert-St. Louis Intl. to Cancun Intl., returning Tue, Nov 24, priced at $487 found 2 days ago
Tue, Dec 8 - Wed, Dec 9
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$489 Roundtrip, found 23 hours ago
$489
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Tue, Dec 8 from Lambert-St. Louis Intl. to Cancun Intl., returning Wed, Dec 9, priced at $489 found 23 hours ago
Tue, Jan 12 - Tue, Jan 19
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$495 Roundtrip, found 3 days ago
$495
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Jan 12 from Lambert-St. Louis Intl. to Cancun Intl., returning Tue, Jan 19, priced at $495 found 3 days ago
Mon, Feb 8 - Wed, Feb 17
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$500 Roundtrip, found 3 days ago
$500
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Feb 8 from Lambert-St. Louis Intl. to Cancun Intl., returning Wed, Feb 17, priced at $500 found 3 days ago
Sat, Jan 23 - Wed, Jan 27
STL
Lambert-St. Louis Intl.
CUN
Cancun Intl.
$505 Roundtrip, found 4 days ago
$505
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Jan 23 from Lambert-St. Louis Intl. to Cancun Intl., returning Wed, Jan 27, priced at $505 found 4 days ago

Frequently asked questions

What route does flight number F986 take?
F986 travels between Lambert Field and Cancun Airport directly. This service typically takes 3 hours and 17 minutes.
What terminal does F986 fly out of?
You'll likely be departing from Terminal 2 if you're traveling on flight F986 direct from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to CUN.
What kind of plane is on flight number F986?
Get set to step aboard an Airbus A320 if you've reserved a seat on flight F986. Nearly all services from Lambert-St. Louis Intl. Airport (STL) to Cancun Airport use this kind of plane.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your F986 flight with Travelocity, please visit our Customer Service Portal.