| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 24 | PEK | SFO | 10:00 | 06:40 |
Delayed >3h
|
Track > |
United Airlines Flight UA3900 connects Beijing, China to San Francisco, United States, taking off from Beijing Capital International Airport PEK and landing at San Francisco International Airport SFO.
How long is the UA3900 flight from Beijing to San Francisco?
The average flight time from Beijing to San Francisco is 11 hours and 22 minutes. The flight distance is 9494 km / 5899 miles and the average flight speed is 835 km/h / 519 mph.
How many UA3900 flights are operated per week?
1 flight per week. The flight UA3900 is operated on Saturday.
What is the On-Time Performance (OTP) of United Airlines Flight UA3900 Beijing to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA3900 is 1/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA3900 arriving at?
Flight UA3900 arrives at San Francisco International Airport (SFO) Terminal INTL.
When was the latest UA3900 flight?
The latest flight took off on Saturday, October 24th, 2026 with the flight status being Scheduled on 16:28.
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, 100% of all UA3900 flights are delayed. The average delay is 588 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.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Other flights departing from Beijing PEK: CA133, CA1317, SC5341, ZH1209
Other flights arriving at San Francisco SFO: UA870, UA872, BR8, UA2367
All flights connecting Beijing PEK to San Francisco SFO.