Flights from Collinsville to Las Vegas

Cheapest flights from Collinsville

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.

Fri, Jul 4 - Wed, Jul 16

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$205 Roundtrip, found 6 days ago

$205

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Jul 4 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Jul 16, priced at $205 found 6 days ago

Tue, Sep 30 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$208 Roundtrip, found 5 days ago

$208

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Sep 30 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Oct 1, priced at $208 found 5 days ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$213 Roundtrip, found 5 days ago

$213

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $213 found 5 days ago

Mon, Sep 29 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$215 Roundtrip, found 5 days ago

$215

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Oct 1, priced at $215 found 5 days ago

Tue, Aug 26 - Wed, Sep 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$217 Roundtrip, found 5 days ago

$217

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Aug 26 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Sep 3, priced at $217 found 5 days ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$219 Roundtrip, found 5 days ago

$219

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $219 found 5 days ago

Mon, Aug 11 - Wed, Aug 13

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$225 Roundtrip, found 1 day ago

$225

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Aug 11 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Aug 13, priced at $225 found 1 day ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$233 Roundtrip, found 5 days ago

$233

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $233 found 5 days ago

Thu, Aug 7 - Wed, Aug 13

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$235 Roundtrip, found 1 day ago

$235

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Wed, Aug 13, priced at $235 found 1 day ago

Sun, Aug 31 - Mon, Sep 1

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$236 Roundtrip, found 5 days ago

$236

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Aug 31 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Mon, Sep 1, priced at $236 found 5 days ago

Tue, Jul 1 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$241 Roundtrip, found 6 days ago

$241

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Thu, Jul 10, priced at $241 found 6 days ago

Thu, Aug 7 - Thu, Aug 14

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$245 Roundtrip, found 1 day ago

$245

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 7 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Thu, Aug 14, priced at $245 found 1 day ago

Thu, Aug 28 - Sun, Aug 31

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$247 Roundtrip, found 5 days ago

$247

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Aug 28 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sun, Aug 31, priced at $247 found 5 days ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $248 found 5 days ago

Tue, Jul 1 - Sat, Jul 12

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$250 Roundtrip, found 6 days ago

$250

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Sat, Jul 12, priced at $250 found 6 days ago

Sat, Jul 5 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$251 Roundtrip, found 6 days ago

$251

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Thu, Jul 10, priced at $251 found 6 days ago

Fri, Jul 4 - Mon, Jul 14

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$254 Roundtrip, found 6 days ago

$254

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Jul 4 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Mon, Jul 14, priced at $254 found 6 days ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$280 Roundtrip, found 5 days ago

$280

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $280 found 5 days ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$334 Roundtrip, found 5 days ago

$334

Roundtrip

found 5 days ago

Select United flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $334 found 5 days ago

Mon, Sep 29 - Fri, Oct 3

STL

Lambert-St. Louis Intl.

LAS

Harry Reid Intl.

$346 Roundtrip, found 5 days ago

$346

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Mon, Sep 29 from Lambert-St. Louis Intl. to Harry Reid Intl., returning Fri, Oct 3, priced at $346 found 5 days ago