Frontier Airlines Flight 2018 Deals & Information (2025/2026)

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Frontier Airlines Flight 2018 Route Deals From $30

The cheapest prices found with in the last 7 days for return flights were $58 and $30 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jan 16 - Sun, Jan 25
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, just found
$58
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jan 16 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Jan 25, priced at $58 just found
Fri, Feb 6 - Sun, Feb 8
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$59 Roundtrip, found 22 hours ago
$59
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Fri, Feb 6 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Feb 8, priced at $59 found 22 hours ago
Fri, Feb 6 - Mon, Feb 9
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$69 Roundtrip, found 1 day ago
$69
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Feb 6 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Feb 9, priced at $69 found 1 day ago
Fri, Jan 30 - Mon, Feb 2
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$70 Roundtrip, found 16 hours ago
$70
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Fri, Jan 30 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Feb 2, priced at $70 found 16 hours ago
Thu, Feb 19 - Mon, Feb 23
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$79 Roundtrip, found 15 hours ago
$79
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Thu, Feb 19 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $79 found 15 hours ago
Fri, Feb 20 - Thu, Feb 26
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$79 Roundtrip, found 15 hours ago
$79
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Fri, Feb 20 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Thu, Feb 26, priced at $79 found 15 hours ago
Fri, Jan 9 - Sun, Jan 18
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$80 Roundtrip, found 6 days ago
$80
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Jan 9 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Jan 18, priced at $80 found 6 days ago
Thu, Feb 12 - Mon, Feb 16
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$84 Roundtrip, found 2 days ago
$84
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Feb 12 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Feb 16, priced at $84 found 2 days ago
Fri, Feb 20 - Fri, Feb 27
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$84 Roundtrip, found 18 hours ago
$84
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Fri, Feb 20 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Feb 27, priced at $84 found 18 hours ago
Sun, Jan 18 - Sun, Jan 25
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$93 Roundtrip, found 1 day ago
$93
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jan 18 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Jan 25, priced at $93 found 1 day ago

Frequently asked questions

What route does flight number F92018 take?
F92018 operates between McCarran Airport and COS and is a direct flight. This journey usually takes 1 hour and 52 minutes.
What terminal does F92018 fly out of?
You'll likely be hopping on the plane at Terminal 3 if you're booked on flight F92018 direct from McCarran Intl. Airport (LAS) to Colorado Springs Airport (COS).
What kind of plane is on flight number F92018?
Prepare to jump on board an Airbus A320 if you've reserved a seat on flight F92018. Almost all flights from McCarran Intl. Airport (LAS) to City of Colorado Springs Municipal 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 F92018 flight with Travelocity, please visit our Customer Service Portal.