| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 01 | SFO | LAS | 08:43 | 09:54 |
Landed
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| Nov 30 | SFO | LAS | 08:40 | 09:47 |
Landed
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| Nov 29 | SFO | LAS | 08:42 | 09:48 |
Landed
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| Nov 28 | SFO | LAS | 08:46 | 09:57 |
Landed
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| Nov 27 | SFO | LAS | 08:41 | 09:48 |
Landed
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| Nov 26 | SFO | LAS | 08:33 | 09:43 |
Landed
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| Nov 25 | SFO | LAS | 09:03 | 10:14 |
Landed
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| Nov 24 | SFO | LAS | 08:35 | 09:41 |
Landed
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| Nov 23 | SFO | LAS | 08:44 | 09:56 |
Landed
|
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| Nov 22 | SFO | LAS | 08:33 | 09:46 |
Landed
|
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United Airlines Flight UA400 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 UA400 flight from San Francisco to Las Vegas?
The average flight time from San Francisco to Las Vegas is 1 hour and 9 minutes. The flight distance is 665 km / 413 miles and the average flight speed is 575 km/h / 358 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA400 San Francisco to Las Vegas?
The Airportia On-Time Performance Rating for United Airlines Flight UA400 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA400 arriving at?
Flight UA400 arrives at Las Vegas McCarran International Airport (LAS) Terminal 3.
When was the latest UA400 flight?
The latest flight took off on Monday, December 1st, 2025 with the flight status being Landed on 09:54.
How else can the flight UA400 be referenced as?
This United Airlines flight can also be referenced as UAL400, UA0400, UA 400, UAL 400.
How often is flight UA400 delayed?
On average, 10% of all UA400 flights are delayed. The average delay is 9 minutes.
Can I get compensation for my delayed or cancelled UA400 flight or baggage issues?
If your UA400 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 UA400 Flight Tracker above for more details.
Flight UA400 is code-shared by 4 airlines using the flight numbers AC5044, NZ9224, OZ6340, VA8117
Other flights departing from San Francisco SFO: AS1483, UA329, AS2453, UA2665
Other flights arriving at Las Vegas LAS: Y42553, Y42275, UA650, Y42057
All flights connecting San Francisco SFO to Las Vegas LAS.