Flights from Las Vegas to Frontenac

Cheapest flights from Las Vegas

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 30 - Mon, Aug 4

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$229 Roundtrip, found 6 days ago

$229

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 30 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Aug 4, priced at $229 found 6 days ago

Sun, Jul 13 - Sat, Jul 19

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$232 Roundtrip, found 20 hours ago

$232

Roundtrip

found 20 hours ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Jul 19, priced at $232 found 20 hours ago

Fri, Jul 11 - Sat, Jul 12

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$235 Roundtrip, found 20 hours ago

$235

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Jul 12, priced at $235 found 20 hours ago

Wed, Jul 30 - Fri, Aug 1

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$239 Roundtrip, found 6 days ago

$239

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 30 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Aug 1, priced at $239 found 6 days ago

Fri, Jul 11 - Thu, Jul 17

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$241 Roundtrip, found 20 hours ago

$241

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Thu, Jul 17, priced at $241 found 20 hours ago

Tue, Jul 8 - Sat, Jul 19

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$242 Roundtrip, found 20 hours ago

$242

Roundtrip

found 20 hours ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Jul 19, priced at $242 found 20 hours ago

Sat, Jul 12 - Sun, Jul 20

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$245 Roundtrip, found 20 hours ago

$245

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Jul 20, priced at $245 found 20 hours ago

Sat, Jul 12 - Wed, Jul 16

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$245 Roundtrip, found 20 hours ago

$245

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Wed, Jul 16, priced at $245 found 20 hours ago

Sat, Jul 12 - Thu, Jul 17

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$251 Roundtrip, found 20 hours ago

$251

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Thu, Jul 17, priced at $251 found 20 hours ago

Tue, Jul 8 - Fri, Jul 18

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$253 Roundtrip, found 20 hours ago

$253

Roundtrip

found 20 hours ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Jul 18, priced at $253 found 20 hours ago

Wed, Jul 30 - Sat, Aug 2

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$255 Roundtrip, found 6 days ago

$255

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 30 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sat, Aug 2, priced at $255 found 6 days ago

Thu, Jul 31 - Fri, Aug 1

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$255 Roundtrip, found 6 days ago

$255

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, Jul 31 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Aug 1, priced at $255 found 6 days ago

Sat, Jul 26 - Wed, Aug 6

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$259 Roundtrip, found 6 days ago

$259

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Sat, Jul 26 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Wed, Aug 6, priced at $259 found 6 days ago

Fri, Jul 11 - Mon, Jul 14

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$262 Roundtrip, found 20 hours ago

$262

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Jul 14, priced at $262 found 20 hours ago

Tue, Jul 8 - Thu, Jul 17

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$263 Roundtrip, found 20 hours ago

$263

Roundtrip

found 20 hours ago

Select Spirit Airlines flight, departing Tue, Jul 8 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Thu, Jul 17, priced at $263 found 20 hours ago

Thu, Jul 10 - Sun, Jul 20

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$265 Roundtrip, found 20 hours ago

$265

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, Jul 20, priced at $265 found 20 hours ago

Tue, Jul 29 - Tue, Aug 5

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$287 Roundtrip, found 6 days ago

$287

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jul 29 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Tue, Aug 5, priced at $287 found 6 days ago

Tue, Jul 29 - Mon, Aug 4

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$396 Roundtrip, found 6 days ago

$396

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Tue, Jul 29 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Aug 4, priced at $396 found 6 days ago

Tue, Jul 29 - Mon, Aug 4

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$412 Roundtrip, found 6 days ago

$412

Roundtrip

found 6 days ago

Select United flight, departing Tue, Jul 29 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Mon, Aug 4, priced at $412 found 6 days ago

Thu, Jul 10 - Fri, Jul 11

LAS

Harry Reid Intl.

STL

Lambert-St. Louis Intl.

$499 Roundtrip, found 20 hours ago

$499

Roundtrip

found 20 hours ago

Select American Airlines flight, departing Thu, Jul 10 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Fri, Jul 11, priced at $499 found 20 hours ago