Frontier Airlines Flight 2017 Deals & Information (2026/2027)

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Frontier Airlines Flight 2017 Route Deals From $85

The cheapest prices found with in the last 7 days for return flights were $174 and $85 for one-way flights to Harry Reid Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 16 - Sat, May 23
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, May 16 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sat, May 23, priced at $174 found 1 day ago
Tue, Sep 1 - Wed, Sep 2
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Sep 1 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Sep 2, priced at $174 found 1 day ago
Tue, Aug 18 - Fri, Aug 21
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$181 Roundtrip, found 5 days ago
$181
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Aug 18 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Aug 21, priced at $181 found 5 days ago
Tue, Jun 23 - Fri, Jun 26
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$183 Roundtrip, found 5 hours ago
$183
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Tue, Jun 23 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Jun 26, priced at $183 found 5 hours ago
Wed, Jun 24 - Fri, Jun 26
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$188 Roundtrip, found 2 days ago
$188
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Jun 24 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Jun 26, priced at $188 found 2 days ago
Sun, May 24 - Wed, May 27
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$190 Roundtrip, just found
$190
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, May 24 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, May 27, priced at $190 just found
Mon, Aug 24 - Wed, Aug 26
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$191 Roundtrip, found 14 hours ago
$191
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Mon, Aug 24 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Aug 26, priced at $191 found 14 hours ago
Sat, May 9 - Fri, May 15
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$195 Roundtrip, found 4 days ago
$195
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, May 9 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, May 15, priced at $195 found 4 days ago
Tue, Sep 1 - Wed, Sep 2
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Sep 1 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Sep 2, priced at $197 found 1 day ago
Tue, Aug 11 - Fri, Aug 21
STL
Lambert-St. Louis Intl.
LAS
Harry Reid Intl.
$198 Roundtrip, found 4 days ago
$198
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Aug 11 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Aug 21, priced at $198 found 4 days ago