Round-trip from | $230 (CheapOair) |
---|---|
One-way from | $60 (Trip.com) |
Popular in | March |
Cheapest in | May |
Average price | $479 |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Sun 4/13
1:06 pm-6:46 am
1 stop19h 40m
Phoenix Sky Harbor Intl
Wed 4/30
1:14 pm-3:07 pm
1 stop23h 53m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Fri 4/11
12:15 pm-4:41 pm
3 stops30h 26m
Phoenix Sky Harbor Intl
Mon 4/14
5:46 pm-5:15 pm
2 stops21h 29m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Tue 3/25
6:47 pm-10:02 pm
2 stops29h 15m
Phoenix Sky Harbor Intl
Mon 3/31
4:02 pm-5:52 pm
3 stops23h 50m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Thu 4/10
7:33 am-9:00 am
Nonstop3h 27m
Phoenix Sky Harbor Intl
Thu 4/17
6:54 pm-11:50 pm
Nonstop2h 56m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Tue 5/6
6:00 am-10:26 am
1 stop6h 26m
Phoenix Sky Harbor Intl
Sat 5/10
12:45 am-10:37 am
1 stop7h 52m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Tue 4/8
5:45 am-7:05 am
Nonstop3h 20m
Phoenix Sky Harbor Intl
Tue 4/15
11:20 am-5:50 pm
1 stop4h 30m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Thu 4/10
6:44 am-6:51 pm
2 stops14h 07m
Phoenix Sky Harbor Intl
Wed 4/16
10:07 am-11:59 pm
2 stops11h 52m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Tue 4/8
1:43 pm-5:15 pm
1 stop5h 32m
Phoenix Sky Harbor Intl
Mon 4/14
12:45 am-3:47 pm
1 stop13h 02m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Sat 3/29
7:03 pm-11:59 pm
1 stop6h 56m
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Tue 4/8
3:11 pm-12:12 am
1 stop11h 01m
The best time to book flights from St. Louis to Phoenix is 14 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from St. Louis to Phoenix (average of $258). Flying from St. Louis to Phoenix in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from St. Louis to Phoenix, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 50% versus a flight in the morning.
Travelers seeking maximum savings on their St. Louis to Phoenix flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from STL to PH1 are scheduled on a Tuesday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
In terms of precipitation, rainfall in Phoenix ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix when rainfall is around 0.0 in.
If weather is an important factor for your trip to Phoenix, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).
Overall
Food
Comfort
Crew
Entertainment
Boarding
Reviews
Ila,Mar 2025
HOU - DAL
Overall
Food
Comfort
Crew
Entertainment
Boarding
Reviews
Ila,Mar 2025
HOU - DAL
Overall
Food
Comfort
Crew
Entertainment
Boarding
Reviews
Ila,Mar 2025
HOU - DAL
Overall
Food
Comfort
Crew
Entertainment
Boarding
Reviews
Ila,Mar 2025
HOU - DAL
Overall
Food
Comfort
Crew
Entertainment
Boarding
Reviews
Ila,Mar 2025
HOU - DAL
Overall
Food
Comfort
Crew
Entertainment
Boarding
Reviews
Ila,Mar 2025
HOU - DAL
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$78 | Average$145 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$133 | Average$354 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$197 | Average$287 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$226 | Average$457 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$289 | Average$449 | FlexibilityNo cancel fee | On-time63% |