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Flights from Phoenix to St. Louis

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Cheapest flights from Phoenix

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, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$294

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$300

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$304

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$310

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$320

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$323

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$329

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$335

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$339

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$342

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$344

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$345

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$347

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$349

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$350

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$350

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$374

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$456

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$465

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
Thu, Apr 29 - Thu, May 6
PHX
Sky Harbor Intl.
to
STL
Lambert-St. Louis Intl.
$468

Roundtrip

found 1 day ago

Open PHX to STL flights search result page
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