UA 3900 San Francisco to New York Flight Status

United Airlines Flight UA3900 from San Francisco International Airport SFO to New York Newark Liberty International Airport EWR is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 7th, 2026.
Check the table below for UA3900's most recent flight history:

UA 3900 Flight Status & Schedule

Date Departure Arrival Status
Mar 07 18:07 01:49
Delayed
Track >
Mar 01 12:13 19:49
Landed
Track >

United Airlines UA 3900 San Francisco to New York Flight Information

United Airlines Flight UA3900 connects San Francisco, United States to New York, United States, taking off from San Francisco International Airport SFO and landing at New York Newark Liberty International Airport EWR.

How long is the UA3900 flight from San Francisco to New York?

The average flight time from San Francisco to New York is 4 hours and 39 minutes. The flight distance is 4118 km / 2559 miles and the average flight speed is 886 km/h / 550 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3900 San Francisco to New York?

The Airportia On-Time Performance Rating for United Airlines Flight UA3900 is 4.1/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA3900 flight?

The latest flight took off on Sunday, March 8th, 2026 with the flight status being En-Route on 01:49.

How else can the flight UA3900 be referenced as?

This United Airlines flight can also be referenced as UAL3900, UA 3900, UAL 3900.

How often is flight UA3900 delayed?

On average, 50% of all UA3900 flights are delayed. The average delay is 103 minutes.

Can I get compensation for my delayed or cancelled UA3900 flight or baggage issues?

If your UA3900 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 UA3900 Flight Tracker above for more details.

UA3900 and San Francisco SFO to New York EWR Flights

Other flights departing from San Francisco SFO: AA2257, WN805, AS2077, UA1298

Other flights arriving at New York EWR: UA3649, DL8920, NK2072, UA8144

All flights connecting San Francisco SFO to New York EWR.

UA3900 United Airlines Flight: San Francisco to New York Route Map

UA3900 United Airlines Flight Map: San Francisco to New York
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.