| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 27 | SFO | BOS | 14:40 | 22:48 |
Landed
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| Apr 20 | SFO | BOS | 15:21 | 23:29 |
Landed Late
|
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| Apr 13 | SFO | BOS | 14:11 | 22:12 |
Landed
|
Track > |
| Apr 06 | SFO | BOS | 14:28 | 22:30 |
Landed
|
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United Airlines Flight UA635 connects San Francisco, United States to Boston, United States, taking off from San Francisco International Airport SFO and landing at Boston Logan International Airport BOS.
How long is the UA635 flight from San Francisco to Boston?
The average flight time from San Francisco to Boston is 5 hours and 4 minutes. The flight distance is 4341 km / 2697 miles and the average flight speed is 855 km/h / 531 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA635 San Francisco to Boston?
The Airportia On-Time Performance Rating for United Airlines Flight UA635 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA635 arriving at?
Flight UA635 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest UA635 flight?
The latest flight took off on Tuesday, April 28th, 2026 with the flight status being Landed on 22:48.
How else can the flight UA635 be referenced as?
This United Airlines flight can also be referenced as UAL635, UA0635, UA 635, UAL 635.
How often is flight UA635 delayed?
On average, 25% of all UA635 flights are delayed. The average delay is 31 minutes.
Can I get compensation for my delayed or cancelled UA635 flight or baggage issues?
If your UA635 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 UA635 Flight Tracker above for more details.
Flight UA635 is code-shared by 2 airlines using the flight numbers NZ9014, VA8566
Other flights departing from San Francisco SFO: B6934, DL715, UA5312, UA1418
Other flights arriving at Boston BOS: DL2088, B61370, DL789, B61440
All flights connecting San Francisco SFO to Boston BOS.