| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 10 | BOS | SFO | 17:18 | 20:26 |
Landed
|
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| Sep 09 | BOS | SFO | 07:47 | 10:56 |
Landed
|
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| Sep 07 | BOS | SFO | 18:07 | 21:07 |
Landed Late
|
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| Sep 06 | BOS | SFO | 07:55 | 11:05 |
Landed
|
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| Sep 03 | BOS | SFO | 17:34 | 21:10 |
Landed Late
|
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| Sep 02 | BOS | SFO | 08:00 | 11:06 |
Landed
|
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| Aug 31 | BOS | SFO | 17:16 | 20:19 |
Landed
|
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| Aug 30 | BOS | SFO | 07:54 | 11:07 |
Landed
|
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El Al Flight LY4578 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 LY4578 flight from Boston to San Francisco?
The average flight time from Boston to San Francisco is 6 hours and 10 minutes. The flight distance is 4341 km / 2697 miles and the average flight speed is 703 km/h / 437 mph.
How many LY4578 flights are operated per week?
4 flights per week. The flight LY4578 is operated on Monday, Wednesday, Thursday and Sunday.
What is the On-Time Performance (OTP) of El Al Flight LY4578 Boston to San Francisco?
The Airportia On-Time Performance Rating for El Al Flight LY4578 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight LY4578 arriving at?
Flight LY4578 arrives at San Francisco International Airport (SFO) Terminal 1.
When was the latest LY4578 flight?
The latest flight took off on Friday, September 11th, 2026 with the flight status being Landed on 20:26.
How else can the flight LY4578 be referenced as?
This El Al flight can also be referenced as ELY4578, LY 4578, ELY 4578.
How often is flight LY4578 delayed?
On average, 25% of all LY4578 flights are delayed. The average delay is 17 minutes.
Can I get compensation for my delayed or cancelled LY4578 flight or baggage issues?
If your LY4578 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 LY4578 Flight Tracker above for more details.
Other flights departing from Boston BOS: UA2040, DL1655, AZ615, YX5814
Other flights arriving at San Francisco SFO: SQ34, DL1655, OO3360, WN3497
All flights connecting Boston BOS to San Francisco SFO.
