| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 20 | SFO | PHX | 13:35 | 15:45 |
Delayed
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| Jul 19 | SFO | PHX | 13:36 | 15:12 |
Landed Late
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| Jul 17 | SFO | PHX | 15:25 | 17:00 |
Delayed
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| Jul 16 | SFO | PHX | 14:41 | 16:20 |
Landed Late
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| Jul 15 | SFO | PHX | 12:24 | 14:02 |
Landed Late
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| Jul 14 | SFO | PHX | 12:35 | 14:12 |
Landed Late
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| Jul 13 | SFO | PHX | 15:06 | 16:46 |
Delayed
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| Jul 12 | SFO | PHX | 13:36 | 15:17 |
Landed Late
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| Jul 10 | SFO | PHX | 14:22 | 15:55 |
Landed
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| Jul 09 | SFO | PHX | 14:46 | 16:19 |
Landed Late
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Southwest Airlines Flight WN4237 connects San Francisco, United States to Phoenix, United States, taking off from San Francisco International Airport SFO and landing at Phoenix Sky Harbor International Airport PHX.
How long is the WN4237 flight from San Francisco to Phoenix?
The average flight time from San Francisco to Phoenix is 1 hour and 36 minutes. The flight distance is 1046 km / 650 miles and the average flight speed is 632 km/h / 393 mph.
How many WN4237 flights are operated per week?
6 flights per week. The flight WN4237 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4237 San Francisco to Phoenix?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4237 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4237 arriving at?
Flight WN4237 arrives at Phoenix Sky Harbor International Airport (PHX) Terminal 4.
When was the latest WN4237 flight?
The latest flight took off on Monday, July 20th, 2026 with the flight status being Scheduled on 15:45.
How else can the flight WN4237 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4237, WN 4237, SWA 4237.
How often is flight WN4237 delayed?
On average, 90% of all WN4237 flights are delayed. The average delay is 36 minutes.
Can I get compensation for my delayed or cancelled WN4237 flight or baggage issues?
If your WN4237 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our WN4237 Flight Tracker above for more details.
Other flights departing from San Francisco SFO: UA857, AS3081, AS42, AA6188
Other flights arriving at Phoenix PHX: AA1057, AA3220, WN4129, OO6517
All flights connecting San Francisco SFO to Phoenix PHX.