Flights from St. Louis to Pasadena

Cheapest flights from St. Louis

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 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$242 Roundtrip, found 1 day ago

$242

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $242 found 1 day ago

Thu, Jul 17 - Fri, Aug 8

STL

Lambert-St. Louis Intl.

ONT

Los Angeles - Ontario Intl.

$296 Roundtrip, found 3 days ago

$296

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Lambert-St. Louis Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 8, priced at $296 found 3 days ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$296 Roundtrip, found 1 day ago

$296

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $296 found 1 day ago

Tue, Sep 23 - Tue, Sep 30

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$304 Roundtrip, found 1 day ago

$304

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Sep 23 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Tue, Sep 30, priced at $304 found 1 day ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$305 Roundtrip, found 1 day ago

$305

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $305 found 1 day ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $309 found 1 day ago

Sat, Sep 27 - Tue, Sep 30

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$314 Roundtrip, found 1 day ago

$314

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sat, Sep 27 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Tue, Sep 30, priced at $314 found 1 day ago

Tue, Sep 23 - Sat, Oct 4

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$315 Roundtrip, found 1 day ago

$315

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 23 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Sat, Oct 4, priced at $315 found 1 day ago

Tue, Sep 23 - Mon, Sep 29

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$315 Roundtrip, found 1 day ago

$315

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Sep 23 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Mon, Sep 29, priced at $315 found 1 day ago

Thu, Jul 17 - Fri, Aug 8

STL

Lambert-St. Louis Intl.

ONT

Los Angeles - Ontario Intl.

$321 Roundtrip, found 3 days ago

$321

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Lambert-St. Louis Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 8, priced at $321 found 3 days ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$325 Roundtrip, found 1 day ago

$325

Roundtrip

found 1 day ago

Select United flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $325 found 1 day ago

Fri, Sep 26 - Mon, Sep 29

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 26 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Mon, Sep 29, priced at $326 found 1 day ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$329 Roundtrip, found 1 day ago

$329

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $329 found 1 day ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$330 Roundtrip, found 1 day ago

$330

Roundtrip

found 1 day ago

Select United flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $330 found 1 day ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$330 Roundtrip, found 1 day ago

$330

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $330 found 1 day ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$332 Roundtrip, found 1 day ago

$332

Roundtrip

found 1 day ago

Select United flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $332 found 1 day ago

Thu, Jul 17 - Fri, Aug 8

STL

Lambert-St. Louis Intl.

ONT

Los Angeles - Ontario Intl.

$333 Roundtrip, found 3 days ago

$333

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Lambert-St. Louis Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 8, priced at $333 found 3 days ago

Wed, Nov 26 - Tue, Dec 2

STL

Lambert-St. Louis Intl.

LGB

Long Beach Municipal

$368 Roundtrip, found 6 days ago

$368

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Nov 26 from Lambert-St. Louis Intl. to Long Beach Municipal, returning Tue, Dec 2, priced at $368 found 6 days ago

Thu, Sep 25 - Wed, Oct 1

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$380 Roundtrip, found 1 day ago

$380

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 25 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Wed, Oct 1, priced at $380 found 1 day ago

Sat, Jul 19 - Tue, Jul 29

STL

Lambert-St. Louis Intl.

LAX

Los Angeles Intl.

$435 Roundtrip, found 2 days ago

$435

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Sat, Jul 19 from Lambert-St. Louis Intl. to Los Angeles Intl., returning Tue, Jul 29, priced at $435 found 2 days ago