| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 07 | RNO | SFO | 13:26 | 09:12 |
En-Route
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| Sep 06 | RNO | SFO | 08:51 | 09:40 |
Landed Late
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| Sep 05 | RNO | SFO | 09:03 | 09:58 |
Delayed
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| Sep 04 | RNO | SFO | 08:38 | 09:25 |
Landed
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| Sep 03 | RNO | SFO | 08:29 | 09:19 |
Landed
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| Sep 02 | RNO | SFO | 08:34 | 09:23 |
Landed
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| Sep 01 | RNO | SFO | 08:27 | 09:32 |
Landed Late
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| Aug 31 | RNO | SFO | 08:46 | 09:37 |
Landed Late
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| Aug 30 | RNO | SFO | 08:28 | 09:22 |
Landed
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| Aug 29 | RNO | SFO | 08:57 | 09:51 |
Landed Late
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United Airlines Flight UA1921 connects Reno, United States to San Francisco, United States, taking off from Reno Tahoe International Airport RNO and landing at San Francisco International Airport SFO.
How long is the UA1921 flight from Reno to San Francisco?
The average flight time from Reno to San Francisco is 52 minutes. The flight distance is 308 km / 192 miles and the average flight speed is 343 km/h / 213 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1921 Reno to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA1921 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1921 arriving at?
Flight UA1921 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest UA1921 flight?
The latest flight took off on Monday, September 7th, 2026 with the flight status being En-Route on 09:12.
How else can the flight UA1921 be referenced as?
This United Airlines flight can also be referenced as UAL1921, UA 1921, UAL 1921.
How often is flight UA1921 delayed?
On average, 90% of all UA1921 flights are delayed. The average delay is 22 minutes.
Can I get compensation for my delayed or cancelled UA1921 flight or baggage issues?
If your UA1921 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 UA1921 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 >
Flight UA1921 is code-shared by 2 airlines using the flight numbers AC4052, NH7379
Other flights departing from Reno RNO: B680, SY8276, WN990, K51814
Other flights arriving at San Francisco SFO: UA694, UA790, UA2403, OO4724
All flights connecting Reno RNO to San Francisco SFO.