| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 24 | SFO | LAS | 15:18 | 16:29 |
Landed Late
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| Jun 23 | SFO | LAS | 15:20 | 16:27 |
Landed Late
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| Jun 22 | SFO | LAS | 15:33 | 16:43 |
Landed Late
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| Jun 21 | SFO | LAS | 14:41 | 15:51 |
Landed
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| Jun 20 | SFO | LAS | 14:38 | 15:47 |
Landed
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| Jun 19 | SFO | LAS | 17:03 | 18:11 |
Delayed
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| Jun 18 | SFO | LAS | 14:55 | 16:10 |
Landed
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| Jun 17 | SFO | LAS | 15:07 | 16:21 |
Landed
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| Jun 16 | SFO | LAS | 15:18 | 16:35 |
Landed Late
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| Jun 15 | SFO | LAS | 15:33 | 16:48 |
Delayed
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United Airlines Flight UA2421 connects San Francisco, United States to Las Vegas, United States, taking off from San Francisco International Airport SFO and landing at Las Vegas McCarran International Airport LAS.
How long is the UA2421 flight from San Francisco to Las Vegas?
The average flight time from San Francisco to Las Vegas is 1 hour and 11 minutes. The flight distance is 665 km / 413 miles and the average flight speed is 558 km/h / 347 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA2421 San Francisco to Las Vegas?
The Airportia On-Time Performance Rating for United Airlines Flight UA2421 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA2421 arriving at?
Flight UA2421 arrives at Las Vegas McCarran International Airport (LAS) Terminal 3.
When was the latest UA2421 flight?
The latest flight took off on Wednesday, June 24th, 2026 with the flight status being Landed on 16:29.
How else can the flight UA2421 be referenced as?
This United Airlines flight can also be referenced as UAL2421, UA 2421, UAL 2421.
How often is flight UA2421 delayed?
On average, 70% of all UA2421 flights are delayed. The average delay is 36 minutes.
Can I get compensation for my delayed or cancelled UA2421 flight or baggage issues?
If your UA2421 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 UA2421 Flight Tracker above for more details.
Flight UA2421 is code-shared by 5 airlines using the flight numbers AC3468, CA7316, LX3337, NH7308, NZ9227
Other flights departing from San Francisco SFO: UA2855, WN2711, UA344, WN458
Other flights arriving at Las Vegas LAS: G485, WN1206, XE203, G4537
All flights connecting San Francisco SFO to Las Vegas LAS.