$215 Cheap Delta flights Phoenix (PHX) to St. Louis (STL)

View $215 flight on Tue, Jun 2, 2026Opens in a new window

$215 Cheap Delta flights Phoenix (PHX) to St. Louis (STL)

Prices were available within the past 7 days and start at $215 for one-way flights and $317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jun 2 - Tue, Jun 9
PHX
Phoenix
STL
St. Louis
$317 Roundtrip, found 13 hours ago
$317
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Tue, Jun 9, priced at $317 found 13 hours ago
Delta
Tue, Jun 2 - Tue, Jun 9
PHX
Phoenix
STL
St. Louis
$358 Roundtrip, found 13 hours ago
$358
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Tue, Jun 9, priced at $358 found 13 hours ago
Delta
Tue, Jun 2 - Tue, Jun 9
PHX
Phoenix
STL
St. Louis
$419 Roundtrip, found 13 hours ago
$419
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Tue, Jun 9, priced at $419 found 13 hours ago
Delta
Tue, Jun 2 - Tue, Jun 9
PHX
Phoenix
STL
St. Louis
$419 Roundtrip, found 13 hours ago
$419
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Jun 2 from Phoenix to St. Louis, returning Tue, Jun 9, priced at $419 found 13 hours ago

Find the cheapest month to fly from Phoenix (PHX) to St. Louis (STL)

November is typically the cheapest month to fly

From $112 - $306 per traveler.
Flights from Phoenix (PHX) to St. Louis (STL)
Origin airport
Sky Harbor Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Popular airline
Delta
Distance
2014 km
Average flight time
3 hours 54 mins