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Cheap flights from St Louis to Phoenix (STL - PHX)

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The best prices from St Louis to Phoenix are usually found in September or January, booked 34 days in advance, depart on a Monday or Tuesday and return on a Thursday

STL - PHX
Price
$315 - $392
PHX
Temperature
68 - 107.6 °F
PHX
Rainfall
0 - 1.1 inches
Popular in March High demand for flights, 13% potential price rise
Cheapest in September Best time to find cheap flights, 7% potential price drop
Average price $322 Average for round-trip flights in April 2020
Round-trip from $315 From St Louis to Phoenix

Cheap flights from St Louis to Phoenix in April 2020

The best prices found for STL to PHX flights for April
23 Apr - 28 Apr
$160pp
STL
Lambert-St Louis
Delta
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Delta
 
1 STOP
STL
Lambert-St Louis
14 Apr - 5 May
$170pp
STL
Lambert-St Louis
Delta
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Delta
 
1 STOP
STL
Lambert-St Louis
13 Apr - 4 May
$181pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

St Louis to Phoenix 2020 flight deals

Cheap flights to Phoenix from St Louis found for this year
28 May - 31 May
$139pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
21 May - 26 May
$143pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
6 May - 12 May
$160pp
STL
Lambert-St Louis
Delta
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Delta
 
1 STOP
STL
Lambert-St Louis

Last minute flights from St Louis to Phoenix

Late deals on round-trip flights to Phoenix from St Louis, departing today and this week
2 Apr - 9 Apr
$188pp
STL
Lambert-St Louis
Multiple Airlines
Non-Stop
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
5 Apr - 12 Apr
$226pp
STL
Lambert-St Louis
Delta
 
1 STOP
PHX
Phoenix Sky Harbor Intl
PHX
Phoenix Sky Harbor Intl
Delta
 
1 STOP
STL
Lambert-St Louis

Alternative routes for St Louis to Phoenix

Destination information for Phoenix

Things to know before you go. Useful info for your trip from St Louis to Phoenix
Average temperature for April in Phoenix
87.8 °F
Avg rainfall for April in Phoenix
0.7 ″

Airports servicing St. Louis

Airports servicing Phoenix

Weekly flight availability
from St Louis to Phoenix
Sunday
11 daily flights
Monday
16 daily flights
Tuesday
16 daily flights
Wednesday
16 daily flights
Thursday
16 daily flights
Friday
16 daily flights
Saturday
9 daily flights

Related info for your journey

Useful info, stats and facts about St Louis to Phoenix flights.

Flight FAQs

From St Louis to Phoenix

Are flight prices decreasing from St Louis to Phoenix due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Phoenix for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from St Louis to Phoenix for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to Phoenix for under $200. The cheapest flight booked recently is on Delta for just $160, but on average you can expect to pay $170.

Are there nonstop flights from St Louis to Phoenix for under $200 on Cheapflights?

There are no nonstop flights from St Louis to Phoenix, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from St Louis to Phoenix for under $200?

There are currently just 3 open flights from St Louis to Phoenix within the next 7 days for less than $200.

What days are nonstop flights available from St Louis to Phoenix?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

The Lambert-St Louis to Phoenix Sky Harbor Intl flight path was viewed by 96 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Based on our current data flights from St Louis to Phoenix are usually delayed by up to 19min. or more.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for US Airways, as currently they have the cheapest options available from St Louis to Phoenix. On average you can find 87 flights for this flight path daily.

How long does the flight from St Louis to Phoenix take?

You can expect a flight time of up to 4 hours for nonstop. Airlines will travel a distance of up to 787 miles.

How many flights depart from St Louis to Phoenix on average per day?

On average 13 flights depart from Lambert-St Louis to Phoenix Sky Harbor Intl per day.
Early Morning (Midnight to 6am) - 15% of flight departures
Morning (6am - Noon) - 38% of flight departures
Afternoon (Noon - 6pm) - 31% of flight departures
Evening (6pm - Midnight) - 15% of flight departures

Does it rain more in St Louis or Phoenix?

St Louis will have greater rainfall in 0 compared to Phoenix over the next 17 days.

Is St Louis weather warmer or cooler than Phoenix?

Temperatures around the 108 °F's can be experienced in July. The weather in Phoenix is hotter than in St Louis. Plan for potential changes in flight availability as peak weather approaches in this location.