| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | BOI | SFO | 10:39 | 11:07 |
Delayed
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| Jan 04 | BOI | SFO | 10:12 | 10:50 |
Delayed
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| Jan 03 | BOI | SFO | 09:05 | 09:43 |
Landed
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| Jan 02 | BOI | SFO | 08:56 | 09:30 |
Landed
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| Jan 01 | BOI | SFO | 09:03 | 09:41 |
Landed
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| Dec 31 | BOI | SFO | 08:52 | 09:28 |
Landed
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| Dec 30 | BOI | SFO | 08:44 | 09:09 |
Landed
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| Dec 29 | BOI | SFO | 08:34 | 08:54 |
Landed
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| Dec 28 | BOI | SFO | 09:07 | 09:33 |
Landed
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| Dec 27 | BOI | SFO | 08:51 | 09:13 |
Landed
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United Airlines Flight UA4735 connects Boise, United States to San Francisco, United States, taking off from Boise Airport BOI and landing at San Francisco International Airport SFO.
How long is the UA4735 flight from Boise to San Francisco?
The average flight time from Boise to San Francisco is 1 hour and 30 minutes. The flight distance is 840 km / 522 miles and the average flight speed is 560 km/h / 348 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4735 Boise to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA4735 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4735 arriving at?
Flight UA4735 arrives at San Francisco International Airport (SFO) Terminal 3.
When was the latest UA4735 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being En-Route on 11:07.
How else can the flight UA4735 be referenced as?
This United Airlines flight can also be referenced as UAL4735, UA 4735, UAL 4735.
How often is flight UA4735 delayed?
On average, 20% of all UA4735 flights are delayed. The average delay is 73 minutes.
Can I get compensation for my delayed or cancelled UA4735 flight or baggage issues?
If your UA4735 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 UA4735 Flight Tracker above for more details.
Flight UA4735 is code-shared by 2 airlines using the flight numbers AC3997, NH7335
Other flights departing from Boise BOI: AA4889, AS2010, UA4733, ST90
Other flights arriving at San Francisco SFO: UA2231, UA5690, WN1799, UA5258
All flights connecting Boise BOI to San Francisco SFO.