UA 3909 Los Angeles to San Francisco Flight Status

United Airlines Flight UA3909 from Los Angeles International Airport LAX to San Francisco International Airport SFO is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 21st, 2026.
Check the table below for UA3909's most recent flight history:

UA 3909 Flight Status & Schedule

Date Departure Arrival Status
Mar 21 07:54 08:46
Landed
Track >
Jan 19 16:30 17:55
En-Route
Track >
Aug 17 14:31 15:27
Delayed
Track >
Jul 23 10:27 11:17
Landed
Track >

United Airlines UA 3909 Los Angeles to San Francisco Flight Information

United Airlines Flight UA3909 connects Los Angeles, United States to San Francisco, United States, taking off from Los Angeles International Airport LAX and landing at San Francisco International Airport SFO.

How long is the UA3909 flight from Los Angeles to San Francisco?

The average flight time from Los Angeles to San Francisco is 52 minutes. The flight distance is 543 km / 338 miles and the average flight speed is 561 km/h / 349 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3909 Los Angeles to San Francisco?

The Airportia On-Time Performance Rating for United Airlines Flight UA3909 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3909 arriving at?

Flight UA3909 arrives at San Francisco International Airport (SFO) Terminal 3.

When was the latest UA3909 flight?

The latest flight took off on Saturday, March 21st, 2026 with the flight status being Landed on 08:46.

How else can the flight UA3909 be referenced as?

This United Airlines flight can also be referenced as UAL3909, UA 3909, UAL 3909.

How often is flight UA3909 delayed?

On average, 50% of all UA3909 flights are delayed. The average delay is 23 minutes.

Can I get compensation for my delayed or cancelled UA3909 flight or baggage issues?

If your UA3909 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 UA3909 Flight Tracker above for more details.

UA3909 and Los Angeles LAX to San Francisco SFO Flights

Other flights departing from Los Angeles LAX: 5Y3512, CX2093, WN4449, UA1852

Other flights arriving at San Francisco SFO: UA6029, UA743, UA2320, OO5460

All flights connecting Los Angeles LAX to San Francisco SFO.

UA3909 United Airlines Flight: Los Angeles to San Francisco Route Map

UA3909 United Airlines Flight Map: Los Angeles to San Francisco
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.