UA3921 Flight Status United Airlines: San Francisco to Chicago (UAL3921)

How long is the UA3921 flight from San Francisco to Chicago?

The average flight time from San Francisco to Chicago is 3 hours and 40 minutes. The flight distance is 2964 km / 1842 miles and the average flight speed is 808 km/h / 502 mph.

How many UA3921 flights are operated per week?

1 flight per week. The flight UA3921 is operated on Wednesday.

What is the On-Time Performance (OTP) of United Airlines Flight UA3921 San Francisco to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA3921 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3921 arriving at?

Flight UA3921 arrives at Chicago O'Hare International Airport (ORD) Terminal 1.

When was the latest UA3921 flight?

The latest flight took off on Thursday, July 16th, 2026 with the flight status being Landed on 19:24.

How else can the flight UA3921 be referenced as?

This United Airlines flight can also be referenced as UAL3921, UA 3921, UAL 3921.

How often is flight UA3921 delayed?

On average, 100% of all UA3921 flights are delayed. The average delay is 17 minutes.

Can I get compensation for my delayed or cancelled UA3921 flight or baggage issues?

If your UA3921 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.