Find Cheap Flights to Phoenix Sky Harbor Intl

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Lambert-St Louis to Phoenix Sky Harbor Intl

(Round-trip)
Depart: Tue Aug 8 2017 Return: Sat Aug 12 2017 Trip spans 5 days
Frontier
Frontier
STL
3:35p
PHX
8:50p
5h 15m
1 stop
PHX
2:30a
STL
5:10p
14h 40m
1 stop
Depart: Wed Aug 23 2017 Return: Thu Aug 24 2017 Trip spans 2 days
American Airlines
American Airlines
STL
10:40a
PHX
1:52p
3h 12m
nonstop
PHX
2:55p
STL
5:48p
2h 53m
nonstop
Depart: Thu Jan 11 2018 Return: Mon Jan 15 2018 Trip spans 5 days
Delta
Delta
STL
1:40a
PHX
9:45a
8h 05m
1 stop
PHX
7:30a
STL
4:03p
8h 33m
1 stop
Depart: Wed Dec 20 2017 Return: Fri Dec 29 2017 Trip spans 10 days
United
United
STL
12:55a
PHX
6:04a
5h 09m
1 stop
PHX
12:17p
STL
4:48p
4h 31m
1 stop
Depart: Sat Sep 9 2017 Return: Sat Sep 16 2017 Trip spans 8 days
Frontier
Frontier
STL
9:50a
PHX
8:50p
11h 00m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Tue Sep 12 2017 Return: Sat Sep 16 2017 Trip spans 5 days
Frontier
Frontier
STL
9:50a
PHX
8:50p
11h 00m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
American Airlines
American Airlines
STL
3:45a
PHX
7:15a
3h 30m
nonstop
PHX
2:55p
STL
5:48p
2h 53m
nonstop
Depart: Wed Sep 13 2017 Return: Sat Sep 16 2017 Trip spans 4 days
Frontier
Frontier
STL
9:50a
PHX
8:50p
11h 00m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Thu Aug 31 2017 Return: Sun Sep 3 2017 Trip spans 4 days
American Airlines
American Airlines
STL
10:40a
PHX
1:52p
3h 12m
nonstop
PHX
4:46a
STL
7:48a
3h 02m
nonstop
Depart: Tue Sep 19 2017 Return: Wed Sep 20 2017 Trip spans 2 days
Frontier
Frontier
STL
9:50a
PHX
8:51p
11h 01m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Mon Sep 11 2017 Return: Mon Sep 18 2017 Trip spans 8 days
American Airlines
American Airlines
STL
3:45a
PHX
7:15a
3h 30m
nonstop
PHX
2:55p
STL
5:48p
2h 53m
nonstop
Depart: Sat Sep 23 2017 Return: Sat Sep 30 2017 Trip spans 8 days
Frontier
Frontier
STL
9:50a
PHX
8:51p
11h 01m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
American Airlines
American Airlines
STL
3:45a
PHX
7:15a
3h 30m
nonstop
PHX
2:55p
STL
5:48p
2h 53m
nonstop
Depart: Thu Dec 21 2017 Return: Thu Dec 28 2017 Trip spans 8 days
United
United
STL
12:55a
PHX
6:04a
5h 09m
1 stop
PHX
12:25a
STL
8:08a
7h 43m
1 stop
Depart: Tue Sep 26 2017 Return: Tue Oct 3 2017 Trip spans 8 days
Frontier
Frontier
STL
9:50a
PHX
8:51p
11h 01m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Mon Sep 25 2017 Return: Mon Oct 2 2017 Trip spans 8 days
American Airlines
American Airlines
STL
3:45a
PHX
7:15a
3h 30m
nonstop
PHX
2:55p
STL
5:48p
2h 53m
nonstop
Depart: Fri Aug 4 2017 Return: Sun Aug 6 2017 Trip spans 3 days
United
United
STL
12:32p
PHX
7:39a
19h 07m
1 stop
PHX
11:04a
STL
5:59p
6h 55m
1 stop
Depart: Wed Sep 27 2017 Return: Tue Oct 3 2017 Trip spans 7 days
Frontier
Frontier
STL
9:50a
PHX
8:51p
11h 01m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Depart: Thu Sep 28 2017 Return: Mon Oct 2 2017 Trip spans 5 days
American Airlines
American Airlines
STL
10:30a
PHX
1:42p
3h 12m
nonstop
PHX
2:55p
STL
5:48p
2h 53m
nonstop
Depart: Sat Sep 30 2017 Return: Tue Oct 3 2017 Trip spans 4 days
Frontier
Frontier
STL
9:50a
PHX
8:51p
11h 01m
1 stop
PHX
12:35p
STL
5:10p
4h 35m
1 stop
Direct flights STL to PHX on American Airlines
Flight # Depart STL Arrive PHX Sun Mon Tue Wed Thu Fri Sat Valid Between
1468 7:45 am 9:15 am Aug 22 - Oct 4
2378 7:45 am 9:12 am Jul 19 - Aug 21
1952 2:40 pm 3:52 pm Aug 23 - Sep 4
1952 2:40 pm 3:52 pm Aug 22 - Sep 5
1952 2:40 pm 3:53 pm Aug 4 - Aug 21
1952 2:40 pm 3:53 pm Jul 19 - Aug 3
2701 6:10 pm 7:26 pm Jul 23 - Aug 20
1765 8:50 pm 10:03 pm Jul 23 - Aug 20
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

St. Louis
$258
Destination

Phoenix
$258
Airlines Airline reviews

12 travelers who booked a flight from St. Louis to Phoenix rated their chosen airlines with an average of 7.9.

Overall
7.8
Boarding
7.8
Crew
9.0
Comfort
7.2
Food
5.7
Entertainment
5.7