| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 11 | SEA | SFO | 21:01 | 22:37 |
Delayed
|
Track > |
| Feb 09 | SEA | SFO | 19:41 | 21:25 |
Landed
|
Track > |
| Feb 08 | SEA | SFO | 20:01 | 21:47 |
Landed
|
Track > |
| Feb 06 | SEA | SFO | 19:46 | 21:29 |
Landed
|
Track > |
| Feb 05 | SEA | SFO | 19:38 | 21:22 |
Landed
|
Track > |
| Feb 02 | SEA | SFO | 19:56 | 21:40 |
Landed
|
Track > |
| Feb 01 | SEA | SFO | 19:34 | 21:18 |
Landed
|
Track > |
| Jan 30 | SEA | SFO | 19:42 | 21:26 |
Landed
|
Track > |
| Jan 29 | SEA | SFO | 19:44 | 21:28 |
Landed
|
Track > |
| Jan 28 | SEA | SFO | 19:50 | 21:32 |
Landed
|
Track > |
United Airlines Flight UA1665 connects Seattle, United States to San Francisco, United States, taking off from Seattle Tacoma International Airport SEA and landing at San Francisco International Airport SFO.
How long is the UA1665 flight from Seattle to San Francisco?
The average flight time from Seattle to San Francisco is 1 hour and 43 minutes. The flight distance is 1093 km / 679 miles and the average flight speed is 636 km/h / 395 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1665 Seattle to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA1665 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1665 arriving at?
Flight UA1665 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest UA1665 flight?
The latest flight took off on Thursday, February 12th, 2026 with the flight status being En-Route on 22:37.
How else can the flight UA1665 be referenced as?
This United Airlines flight can also be referenced as UAL1665, UA 1665, UAL 1665.
How often is flight UA1665 delayed?
On average, 10% of all UA1665 flights are delayed. The average delay is 59 minutes.
Can I get compensation for my delayed or cancelled UA1665 flight or baggage issues?
If your UA1665 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 UA1665 Flight Tracker above for more details.
Flight UA1665 is code-shared by 5 airlines using the flight numbers CM2329, NH7284, NZ9425, OZ6402, VA8294
Other flights departing from Seattle SEA: AS3039, AS630, AS768, AS380
Other flights arriving at San Francisco SFO: UA476, AS115, UA2038, UA5873
All flights connecting Seattle SEA to San Francisco SFO.