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St. Louis (STL) to Phoenix (PHX) Flights from ₹11,945

Fares on this route currently start from ₹11,945. Compare live STL to PHX prices, non-stop and connecting flights, departure times and airline choices before booking. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
STL → PHX Approx. 2026.82 km 14 Jul 2026 Live inventory
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Showing 25 of 143 live flights
Frontier Airlines
F9-4567
20:08
07/14/2026
STL
St Louis Lambert International Airport
3h 24m
1 Stop
⏱ DEN · 0h 52mDEN Airport
23:32
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹11,945
per person
✕ Non-refundable
Frontier Airlines
F9-2017
19:03
07/14/2026
STL
St Louis Lambert International Airport
4h 2m
1 Stop
⏱ LAS · 1h 12mLAS Airport
23:05
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹11,946
per person
✕ Non-refundable
Frontier Airlines
F9-1523
15:41
07/14/2026
STL
St Louis Lambert International Airport
7h 18m
1 Stop
⏱ DFW · 4h 40mDFW Airport
22:59
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹12,475
per person
✕ Non-refundable
Frontier Airlines
F9-2017
19:03
07/14/2026
STL
St Louis Lambert International Airport
17h 56m
1 Stop
⏱ LAS · 15h 1mLAS Airport
12:59
07/15/2026
+1
PHX
Phoenix Sky Harbor International Airport
₹12,476
per person
✕ Non-refundable
Frontier Airlines
F9-2636
16:09
07/14/2026
STL
St Louis Lambert International Airport
18h 21m
1 Stop
⏱ MCO · 13h 11mMCO Airport
10:30
07/15/2026
+1
PHX
Phoenix Sky Harbor International Airport
₹12,490
per person
✕ Non-refundable
Frontier Airlines
F9-4567
20:08
07/14/2026
STL
St Louis Lambert International Airport
16h 32m
1 Stop
⏱ DEN · 13h 57mDEN Airport
12:40
07/15/2026
+1
PHX
Phoenix Sky Harbor International Airport
₹12,490
per person
✕ Non-refundable
Frontier Airlines
F9-4567
20:08
07/14/2026
STL
St Louis Lambert International Airport
14h 3m
1 Stop
⏱ DEN · 11h 31mDEN Airport
10:11
07/15/2026
+1
PHX
Phoenix Sky Harbor International Airport
₹12,490
per person
✕ Non-refundable
Frontier Airlines
F9-4567
20:08
07/14/2026
STL
St Louis Lambert International Airport
19h 35m
1 Stop
⏱ DEN · 17h 1mDEN Airport
15:43
07/15/2026
+1
PHX
Phoenix Sky Harbor International Airport
₹12,490
per person
✕ Non-refundable
Southwest Airlines
WN-4359
15:05
07/14/2026
STL
St Louis Lambert International Airport
7h 50m
1 Stop
⏱ LAS · 5h 0mLAS Airport
22:55
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹15,434
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-1635
08:00
07/14/2026
STL
St Louis Lambert International Airport
7h 20m
1 Stop
⏱ LAS · 4h 35mLAS Airport
15:20
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹15,434
per person
✕ Non-refundable🔥 Last 1 seats5 fare options
Southwest Airlines
WN-3967
06:10
07/14/2026
STL
St Louis Lambert International Airport
1h 10m
Non-stop
07:20
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,367
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-12
09:40
07/14/2026
STL
St Louis Lambert International Airport
1h 10m
Non-stop
10:50
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,367
per person
✕ Non-refundable🔥 Last 3 seats10 fare options
Southwest Airlines
WN-4360
21:15
07/14/2026
STL
St Louis Lambert International Airport
1h 15m
Non-stop
22:30
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,367
per person
✕ Non-refundable10 fare options
American Airlines
AA-3179
14:46
07/14/2026
STL
St Louis Lambert International Airport
1h 14m
Non-stop
16:00
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,713
per person
✕ Non-refundable16 fare options
American Airlines
AA-2574
08:01
07/14/2026
STL
St Louis Lambert International Airport
1h 16m
Non-stop
09:17
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,713
per person
✕ Non-refundable16 fare options
Delta Air Lines
DL-1492
19:55
07/14/2026
STL
St Louis Lambert International Airport
3h 36m
1 Stop
⏱ SLC · 0h 40mSLC Airport
23:31
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,716
per person
✕ Non-refundable6 fare options
Delta Air Lines
DL-2455
14:30
07/14/2026
STL
St Louis Lambert International Airport
3h 37m
1 Stop
⏱ SLC · 0h 48mSLC Airport
18:07
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,716
per person
✕ Non-refundable6 fare options
Delta Air Lines
DL-3188
11:18
07/14/2026
STL
St Louis Lambert International Airport
4h 51m
1 Stop
⏱ MSP · 1h 59mMSP Airport
16:09
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,716
per person
✕ Non-refundable6 fare options
Southwest Airlines
WN-3936
21:15
07/14/2026
STL
St Louis Lambert International Airport
9h 55m
1 Stop
⏱ LAS · 7h 10mLAS Airport
07:10
07/15/2026
+1
PHX
Phoenix Sky Harbor International Airport
₹16,797
per person
✕ Non-refundable
Delta Air Lines
DL-5325
08:48
07/14/2026
STL
St Louis Lambert International Airport
3h 58m
1 Stop
⏱ MSP · 1h 2mMSP Airport
12:46
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,926
per person
✕ Non-refundable6 fare options
Delta Air Lines
DL-4167
15:57
07/14/2026
STL
St Louis Lambert International Airport
4h 9m
1 Stop
⏱ MSP · 1h 11mMSP Airport
20:06
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹16,926
per person
✕ Non-refundable6 fare options
Southwest Airlines
WN-3913
18:40
07/14/2026
STL
St Louis Lambert International Airport
3h 20m
1 Stop
⏱ DEN · 1h 0mDEN Airport
22:00
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹17,478
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-3935
18:55
07/14/2026
STL
St Louis Lambert International Airport
4h 0m
1 Stop
⏱ LAS · 1h 15mLAS Airport
22:55
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹17,478
per person
✕ Non-refundable10 fare options
Southwest Airlines
WN-4359
15:05
07/14/2026
STL
St Louis Lambert International Airport
6h 35m
1 Stop
⏱ LAS · 3h 50mLAS Airport
21:40
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹17,478
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-4781
16:00
07/14/2026
STL
St Louis Lambert International Airport
6h 25m
1 Stop
⏱ HOU · 3h 35mHOU Airport
22:25
07/14/2026
PHX
Phoenix Sky Harbor International Airport
₹17,478
per person
✕ Non-refundable5 fare options
😕 No flights match your filters.
St. Louis (STL)
📍 St Louis Lambert International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 38.748697
📐 Longitude: -90.370003
Phoenix (PHX)
📍 Phoenix Sky Harbor International Airport
🌍 United States
🕐 GMT -7
📐 Latitude: 33.43429946899414
📐 Longitude: -112.01200103759766

✈ Distance: St. Louis,USA to Phoenix,USA2026.82 km

📅 Results on this page are loaded for 14 Jul 2026. Click Load more flights to expand the full list on this page.

St. Louis to Phoenix — what to expect when booking

The STL–PHX route is served by multiple carriers throughout the year. Fares on this route can move quickly — a price available now may not be there 30 minutes later.

If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.

The distance between St. Louis,USA and Phoenix,USA is approximately 2026.82 km.

Before you book

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More flights from St. Louis (STL)
54 routes
St. Louis Atlanta
STL → ATL
St. Louis Boston
STL → BOS
St. Louis Burlington IA
STL → BRL
St. Louis Cancun
STL → CUN
St. Louis Cape Girardeau
STL → CGI
St. Louis Charlotte
STL → CLT
St. Louis Chicago
STL → MDW
St. Louis Cincinnati
STL → CVG
St. Louis Cleveland
STL → CLE
St. Louis Columbus
STL → CMH
St. Louis Dallas
STL → DAL
St. Louis Decatur
STL → DEC
St. Louis Denver
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St. Louis Detroit
STL → DTW
St. Louis Fort Lauderdale
STL → FLL
St. Louis Fort Leonard Wood
STL → TBN
St. Louis Fort Myers
STL → RSW
St. Louis Fort Worth
STL → DFW
St. Louis Grand Rapids
STL → GRR
St. Louis Houston
STL → IAH
St. Louis Houston
STL → HOU
St. Louis Jonesboro
STL → JBR
St. Louis Kansas City
STL → MCI
St. Louis Kirksville
STL → IRK
St. Louis Las Vegas
STL → LAS
St. Louis Little Rock
STL → LIT
St. Louis Los Angeles
STL → LAX
St. Louis Marion
STL → MWA
St. Louis Miami
STL → MIA
St. Louis Milwaukee
STL → MKE
St. Louis Minneapolis
STL → MSP
St. Louis Montego Bay
STL → MBJ
St. Louis Nashville
STL → BNA
St. Louis New Orleans
STL → MSY
St. Louis New York
STL → EWR
St. Louis Oklahoma City
STL → OKC
St. Louis Omaha
STL → OMA
St. Louis Orlando
STL → MCO
St. Louis Owensboro
STL → OWB
St. Louis Philadelphia
STL → PHL
St. Louis Pittsburgh International Airport
STL → PIT
St. Louis Puerto Vallarta
STL → PVR
St. Louis Punta Cana
STL → PUJ
St. Louis Quincy
STL → UIN
St. Louis Raleigh
STL → RDU
St. Louis Salt Lake City
STL → SLC
St. Louis San Antonio
STL → SAT
St. Louis San Diego
STL → SAN
St. Louis San Francisco
STL → SFO
St. Louis Seattle
STL → SEA
St. Louis Tampa
STL → TPA
St. Louis Toronto
STL → YYZ
St. Louis Tulsa
STL → TUL
St. Louis Washington DC
STL → IAD
More flights from Phoenix (PHX)
83 routes
Phoenix Albuquerque
PHX → ABQ
Phoenix Anchorage
PHX → ANC
Phoenix Atlanta
PHX → ATL
Phoenix Austin
PHX → AUS
Phoenix Bakersfield
PHX → BFL
Phoenix Boise
PHX → BOI
Phoenix Boston
PHX → BOS
Phoenix Buffalo
PHX → BUF
Phoenix Burbank
PHX → BUR
Phoenix Calgary
PHX → YYC
Phoenix Cancun
PHX → CUN
Phoenix Charlotte
PHX → CLT
Phoenix Chicago
PHX → MDW
Phoenix Cleveland
PHX → CLE
Phoenix Columbus
PHX → CMH
Phoenix Denver
PHX → DEN
Phoenix Des Moines
PHX → DSM
Phoenix Detroit
PHX → DTW
Phoenix Durango
PHX → DRO
Phoenix Edmonton
PHX → YEG
Phoenix El Paso
PHX → ELP
Phoenix Flagstaff
PHX → FLG
Phoenix Fort Lauderdale
PHX → FLL
Phoenix Fresno
PHX → FAT
Phoenix Grand Junction
PHX → GJT
Phoenix Guadalajara
PHX → GDL
Phoenix Hermosillo
PHX → HMO
Phoenix Honolulu
PHX → HNL
Phoenix Houston
PHX → IAH
Phoenix Houston
PHX → HOU
Phoenix Indianapolis
PHX → IND
Phoenix Ixtapa
PHX → ZIH
Phoenix Kahului
PHX → OGG
Phoenix Kansas City
PHX → MCI
Phoenix Kona
PHX → KOA
Phoenix Las Vegas
PHX → LAS
Phoenix Little Rock
PHX → LIT
Phoenix London
PHX → LHR
Phoenix Long Beach
PHX → LGB
Phoenix Los Angeles
PHX → LAX
Phoenix Louisville
PHX → SDF
Phoenix Mazatlan
PHX → MZT
Phoenix Mexico City
PHX → MEX
Phoenix Miami
PHX → MIA
Phoenix Milwaukee
PHX → MKE
Phoenix Minneapolis
PHX → MSP
Phoenix Monterey
PHX → MRY
Phoenix Nashville
PHX → BNA
Phoenix New Orleans
PHX → MSY
Phoenix New York
PHX → JFK
Phoenix Oakland
PHX → OAK
Phoenix Oklahoma City
PHX → OKC
Phoenix Omaha
PHX → OMA
Phoenix Ontario
PHX → ONT
Phoenix Orlando
PHX → MCO
Phoenix Page
PHX → PGA
Phoenix Palm Springs
PHX → PSP
Phoenix Philadelphia
PHX → PHL
Phoenix Pittsburgh International Airport
PHX → PIT
Phoenix Portland International
PHX → PDX
Phoenix Puerto Vallarta
PHX → PVR
Phoenix Raleigh
PHX → RDU
Phoenix Reno
PHX → RNO
Phoenix Sacramento
PHX → SMF
Phoenix Salt Lake City
PHX → SLC
Phoenix San Antonio
PHX → SAT
Phoenix San Diego
PHX → SAN
Phoenix San Francisco
PHX → SFO
Phoenix San Jose Cabo
PHX → SJD
Phoenix San Jose
PHX → SJC
Phoenix San Luis Obisco
PHX → SBP
Phoenix Santa Ana
PHX → SNA
Phoenix Santa Barbara
PHX → SBA
Phoenix Seattle
PHX → SEA
Phoenix Spokane
PHX → GEG
Phoenix St. Louis
PHX → STL
Phoenix Tampa
PHX → TPA
Phoenix Toronto
PHX → YYZ
Phoenix Tucson
PHX → TUS
Phoenix Tulsa
PHX → TUL
Phoenix Vancouver
PHX → YVR
Phoenix Washington DC
PHX → IAD
Phoenix Yuma
PHX → YUM
❓ Frequently asked questions — St. Louis to Phoenix flights

Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.

The straight-line distance between St. Louis,USA (STL) and Phoenix,USA (PHX) is approximately 2026.82 km. Actual flying distance may vary slightly depending on routing.

Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.

Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.