Book United Phoenix to St. Louis flight deals from $354

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Search flights from Phoenix to St. Louis (PHX - STL)

May

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Depart: 05/01/19

Return: 05/15/19
from$ 746*Viewed: 47 minutes ago

Depart: 05/02/19

Return: 05/16/19
from$ 746*Viewed: 47 minutes ago

Depart: 05/03/19

Return: 05/10/19
from$ 506*Viewed: 47 minutes ago

June

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Depart: 06/01/19

Return: 06/08/19
from$ 354*Viewed: 47 minutes ago

Depart: 06/02/19

Return: 06/16/19
from$ 517*Viewed: 47 minutes ago

Depart: 06/03/19

Return: 06/17/19
from$ 406*Viewed: 47 minutes ago

July

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Depart: 07/01/19

Return: 07/15/19
from$ 405*Viewed: 47 minutes ago

Depart: 07/02/19

Return: 07/09/19
from$ 354*Viewed: 47 minutes ago

Depart: 07/03/19

Return: 07/10/19
from$ 354*Viewed: 47 minutes ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions.
Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Plan ahead for flights from Phoenix to St. Louis

from
to
Type
Dates
Price*
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 06/25/19
Return: 07/02/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 06/26/19
Return: 07/03/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/02/19
Return: 07/09/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/03/19
Return: 07/10/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/04/19
Return: 07/11/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/05/19
Return: 07/12/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/06/19
Return: 07/13/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/09/19
Return: 07/16/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/10/19
Return: 07/17/19
from$ 354*Viewed: 47 minutes ago
Phoenix (PHX)
to St. Louis (STL)
Roundtrip
Depart: 07/11/19
Return: 07/18/19
from$ 354*Viewed: 47 minutes ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions.
Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in St. Louis

49 °FThursday04/25/19
63 °FFriday04/26/19
55 °FSaturday04/27/19
59 °FSunday04/28/19
78 °FMonday04/29/19
69 °FTuesday04/30/19
75 °FWednesday05/01/19
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