| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 15 | BOS | SFO | 08:17 | 11:05 |
En-Route
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| Aug 14 | BOS | SFO | 08:02 | 11:01 |
Landed
|
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| Aug 13 | BOS | SFO | 08:04 | 10:53 |
Landed
|
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| Aug 12 | BOS | SFO | 07:53 | 10:43 |
Landed
|
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| Aug 11 | BOS | SFO | 08:20 | 11:14 |
Landed
|
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United Airlines Flight UA304 connects Boston, United States to San Francisco, United States, taking off from Boston Logan International Airport BOS and landing at San Francisco International Airport SFO.
How long is the UA304 flight from Boston to San Francisco?
The average flight time from Boston to San Francisco is 5 hours and 52 minutes. The flight distance is 4341 km / 2697 miles and the average flight speed is 740 km/h / 460 mph.
How many UA304 flights are operated per week?
5 flights per week. The flight UA304 is operated on Tuesday, Wednesday, Thursday, Friday and Saturday.
What is the On-Time Performance (OTP) of United Airlines Flight UA304 Boston to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA304 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA304 arriving at?
Flight UA304 arrives at San Francisco International Airport (SFO) Terminal 3.
When was the latest UA304 flight?
The latest flight took off on Saturday, August 15th, 2026 with the flight status being En-Route on 11:05.
How else can the flight UA304 be referenced as?
This United Airlines flight can also be referenced as UAL304, UA0304, UA 304, UAL 304.
How often is flight UA304 delayed?
On average, 20% of all UA304 flights are delayed. The average delay is 1 minute.
Can I get compensation for my delayed or cancelled UA304 flight or baggage issues?
If your UA304 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 UA304 Flight Tracker above for more details.
Flight UA304 is code-shared by 4 airlines using the flight numbers CA7222, NH7003, NZ9023, VA8310
Other flights departing from Boston BOS: DL499, UA647, DL384, QE224
Other flights arriving at San Francisco SFO: AA179, UA1147, UA718, OO5970
All flights connecting Boston BOS to San Francisco SFO.