Cheap flights from St. Louis to Phoenix from £48

Cheap flights from St. Louis to Phoenix from £48

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Direct
Mon, Mar 2
St. Louis STLPhoenix PHX

£48
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1 stop
Mon, Mar 2
St. Louis STLPhoenix PHX

£76
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1 stop
Mon, Mar 2
St. Louis STLPhoenix PHX

£76
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1 stop
Wed, Mar 4
St. Louis STLPhoenix PHX

£78
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1 stop
Sat, Mar 7
St. Louis STLPhoenix PHX

£87
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1 stop
Fri, Mar 6
St. Louis STLPhoenix PHX

£98
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Direct
Mon, Mar 2 – Wed, Mar 4
St. Louis STLPhoenix PHX

£96
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Direct
Mon, Mar 2 – Wed, Mar 4
St. Louis STLPhoenix PHX

£98
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1 stop
Mon, Mar 2 – Wed, Mar 4
St. Louis STLPhoenix PHX

£124
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Direct
Mon, Mar 2 – Sat, Mar 7
St. Louis STLPhoenix PHX

£127
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1 stop
Wed, Mar 4 – Sun, Mar 8
St. Louis STLPhoenix PHX

£132
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1 stop
Sat, Mar 7 – Thu, Mar 12
St. Louis STLPhoenix PHX

£155
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Getting from Phoenix airport to the city center

Phoenix is served by Phoenix Sky Harbor International Airport (PHX), located just 5 km east of downtown Phoenix. The airport offers a variety of airport transfers to city center destinations, including the Valley Metro Rail light rail system, public buses, taxis, ride-hailing services, and rental cars. The PHX Sky Train connects all terminals to the 44th Street/Washington light rail station, providing seamless access to downtown and surrounding areas. Journey times and costs vary depending on your final destination and traffic conditions.

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • The free PHX Sky Train connects all terminals to the 44th Street/Washington light rail station.
  • Valley Metro Rail operates from approximately 5:00 AM to 11:00 PM; check schedules for weekend service.
  • Taxi and ride-hailing pickup areas are located outside baggage claim at each terminal.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Phoenix

Depart from
St. Louis Lambert International
Arrive to
Phoenix Sky Harbor International
Average flights per week
205
Flight distance
2029 km

Weekly direct flights

Discover the top airlines offering direct flights from St. Louis to Phoenix in the next month. You’ll find the number of daily direct flights per airline in the chart.

AirlineMon 09.02Tue 10.02Wed 11.02Thu 12.02Fri 13.02Sat 14.02Sun 15.02
------------1------
Weekly flights: 1 totalDaily flights: 0.14 averageMost flights: Friday 1 flights
AirlineMon 16.02Tue 17.02Wed 18.02Thu 19.02Fri 20.02Sat 21.02Sun 22.02
1---------1------
Weekly flights: 2 totalDaily flights: 0.29 averageMost flights: Monday 1 flights
AirlineMon 23.02Tue 24.02Wed 25.02Thu 26.02Fri 27.02Sat 28.02Sun 01.03
1---------1------
Weekly flights: 2 totalDaily flights: 0.29 averageMost flights: Monday 1 flights
AirlineMon 02.03Tue 03.03Wed 04.03Thu 05.03Fri 06.03Sat 07.03Sun 08.03
1---------------1
Weekly flights: 2 totalDaily flights: 0.29 averageMost flights: Monday 1 flights

Check-in for a flight from St. Louis to Phoenix

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
United AirlinesUALUANo
Allegiant AirAAYG4No
Spirit AirlinesNKSNKNo
BREEZE MXNo

Weather in Phoenix

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January19°C7°C
February21°C9°C
March25°C12°C
April29°C16°C
May34°C20°C
June40°C26°C
July40°C29°C
August40°C29°C
September37°C26°C
October32°C19°C
November25°C12°C
December19°C8°C
Hottest Month
40°C
July
Coldest month
7°C
January
Sunny days
343
days per year

14 day forecast

Friday
13 Feb
25°C13°C
20 Feb
17°C11°C
Saturday
14 Feb
25°C8°C
21 Feb
19°C11°C
Sunday
15 Feb
27°C10°C
22 Feb
22°C11°C
Monday
16 Feb
23°C12°C
23 Feb
23°C14°C
Tuesday
17 Feb
86%
18°C12°C
24 Feb
25°C16°C
Wednesday
18 Feb
18°C13°C
25 Feb
25°C17°C
Thursday
19 Feb
16°C11°C
26 Feb
26°C17°C
Book your trip to arrive at Phoenix Sky Harbor International, or Phoenix–Mesa Gateway. The distance between St. Louis and Phoenix is 2029 km. The most popular airlines for this route are Frontier Airlines, United Airlines, Allegiant Air, Spirit Airlines, and BREEZE. St. Louis and Phoenix have 205 direct flights per week.

Frequently asked questions

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What time do flights between St. Louis and Phoenix depart?
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