Flights from St. Louis to Flagstaff

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.

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$331 Roundtrip, found 1 day ago

$331

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $331 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$336 Roundtrip, found 1 day ago

$336

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $336 found 1 day ago

Sun, Oct 5 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$364 Roundtrip, found 1 day ago

$364

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Wed, Oct 15, priced at $364 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$411 Roundtrip, found 1 day ago

$411

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $411 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$416 Roundtrip, found 1 day ago

$416

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $416 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$441 Roundtrip, found 1 day ago

$441

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $441 found 1 day ago

Sun, Oct 5 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$444 Roundtrip, found 1 day ago

$444

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Wed, Oct 15, priced at $444 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$461 Roundtrip, found 1 day ago

$461

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $461 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$466 Roundtrip, found 1 day ago

$466

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $466 found 1 day ago

Sun, Oct 5 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$481 Roundtrip, found 1 day ago

$481

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Wed, Oct 15, priced at $481 found 1 day ago

Tue, Oct 7 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$486 Roundtrip, found 1 day ago

$486

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $486 found 1 day ago

Tue, Oct 7 - Sat, Oct 11

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$491 Roundtrip, found 1 day ago

$491

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Sat, Oct 11, priced at $491 found 1 day ago

Sun, Oct 5 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$494 Roundtrip, found 1 day ago

$494

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Wed, Oct 15, priced at $494 found 1 day ago

Thu, Oct 2 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$496 Roundtrip, found 1 day ago

$496

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $496 found 1 day ago

Mon, Oct 6 - Thu, Oct 16

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$506 Roundtrip, found 1 day ago

$506

Roundtrip

found 1 day ago

Select American Airlines flight, departing Mon, Oct 6 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Thu, Oct 16, priced at $506 found 1 day ago

Wed, Oct 8 - Sat, Oct 11

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$516 Roundtrip, found 1 day ago

$516

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Sat, Oct 11, priced at $516 found 1 day ago

Sun, Oct 5 - Tue, Oct 14

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$521 Roundtrip, found 1 day ago

$521

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Tue, Oct 14, priced at $521 found 1 day ago

Tue, Oct 7 - Thu, Oct 16

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$530 Roundtrip, found 1 day ago

$530

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Thu, Oct 16, priced at $530 found 1 day ago

Tue, Oct 7 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$536 Roundtrip, found 1 day ago

$536

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Sat, Oct 18, priced at $536 found 1 day ago

Sun, Oct 5 - Wed, Oct 15

STL

Lambert-St. Louis Intl.

FLG

Flagstaff Pulliam Field

$541 Roundtrip, found 1 day ago

$541

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Oct 5 from Lambert-St. Louis Intl. to Flagstaff Pulliam Field, returning Wed, Oct 15, priced at $541 found 1 day ago