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WN 1866 San Francisco to Phoenix Flight Status

Southwest Airlines Flight WN1866 from San Francisco International Airport SFO to Phoenix Sky Harbor International Airport PHX is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on August 4th, 2025.
Check the table below for WN1866's most recent flight history:

WN 1866 Flight Status & Schedule

Date Departure Arrival Status
Aug 04 05:26 06:54
Landed
Track >
Aug 01 05:19 06:44
Landed
Track >
Jul 31 05:23 06:48
Landed
Track >
Jul 28 05:23 06:53
Landed
Track >
Jul 25 05:19 06:48
Landed
Track >

Southwest Airlines WN 1866 San Francisco to Phoenix Flight Information

Southwest Airlines Flight WN1866 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 WN1866 flight from San Francisco to Phoenix?

The average flight time from San Francisco to Phoenix is 1 hour and 29 minutes. The flight distance is 1046 km / 650 miles and the average flight speed is 700 km/h / 435 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1866 San Francisco to Phoenix?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1866 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN1866 arriving at?

Flight WN1866 arrives at Phoenix Sky Harbor International Airport (PHX) Terminal 4.

When was the latest WN1866 flight?

The latest flight took off on Monday, August 4th, 2025 with the flight status being Landed on 06:54.

How else can the flight WN1866 be referenced as?

This Southwest Airlines flight can also be referenced as SWA1866, WN 1866, SWA 1866.

How often is flight WN1866 delayed?

On average, 0% of all WN1866 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN1866 flight or baggage issues?

If your WN1866 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 WN1866 Flight Tracker above for more details.

WN1866 and San Francisco SFO to Phoenix PHX Flights

Other flights departing from San Francisco SFO: AA3281, WN943, WN519, WN3831

Other flights arriving at Phoenix PHX: WN319, WN499, WN2534, WN743

All flights connecting San Francisco SFO to Phoenix PHX.

WN1866 Southwest Airlines Flight: San Francisco to Phoenix Route Map

WN1866 Southwest Airlines Flight Map: San Francisco to Phoenix
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.