Flights from Kansas City to St. Louis

Cheapest flights from Kansas City

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.

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$258 Roundtrip, found 23 hours ago

$258

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $258 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$277 Roundtrip, found 23 hours ago

$277

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $277 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$278 Roundtrip, found 23 hours ago

$278

Roundtrip

found 23 hours ago

Select United flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $278 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$297 Roundtrip, found 23 hours ago

$297

Roundtrip

found 23 hours ago

Select United flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $297 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$302 Roundtrip, found 23 hours ago

$302

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $302 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$307 Roundtrip, found 23 hours ago

$307

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $307 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$307 Roundtrip, found 23 hours ago

$307

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $307 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$308 Roundtrip, found 23 hours ago

$308

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $308 found 23 hours ago

Wed, Sep 3 - Tue, Sep 9

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$323 Roundtrip, found 23 hours ago

$323

Roundtrip

found 23 hours ago

Select Delta flight, departing Wed, Sep 3 from Kansas City Intl. to Lambert-St. Louis Intl., returning Tue, Sep 9, priced at $323 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$328 Roundtrip, found 23 hours ago

$328

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $328 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$331 Roundtrip, found 23 hours ago

$331

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $331 found 23 hours ago

Tue, Sep 2 - Wed, Sep 10

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$337 Roundtrip, found 23 hours ago

$337

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Tue, Sep 2 from Kansas City Intl. to Lambert-St. Louis Intl., returning Wed, Sep 10, priced at $337 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$338 Roundtrip, found 23 hours ago

$338

Roundtrip

found 23 hours ago

Select Delta flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $338 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$347 Roundtrip, found 23 hours ago

$347

Roundtrip

found 23 hours ago

Select United flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $347 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$348 Roundtrip, found 23 hours ago

$348

Roundtrip

found 23 hours ago

Select United flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $348 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$352 Roundtrip, found 23 hours ago

$352

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $352 found 23 hours ago

Tue, Sep 2 - Mon, Sep 8

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$354 Roundtrip, found 23 hours ago

$354

Roundtrip

found 23 hours ago

Select Delta flight, departing Tue, Sep 2 from Kansas City Intl. to Lambert-St. Louis Intl., returning Mon, Sep 8, priced at $354 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$356 Roundtrip, found 23 hours ago

$356

Roundtrip

found 23 hours ago

Select United flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $356 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$357 Roundtrip, found 23 hours ago

$357

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $357 found 23 hours ago

Thu, Sep 4 - Sun, Sep 7

MCI

Kansas City Intl.

STL

Lambert-St. Louis Intl.

$357 Roundtrip, found 23 hours ago

$357

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Thu, Sep 4 from Kansas City Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $357 found 23 hours ago