| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Nov 28 | SFO | SEA | 10:08 | 11:48 |
Landed
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| Nov 27 | SFO | SEA | 10:13 | 11:48 |
Landed
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| Nov 26 | SFO | SEA | 10:17 | 11:55 |
Landed
|
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| Nov 25 | SFO | SEA | 11:11 | 13:01 |
Landed Late
|
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| Nov 24 | SFO | SEA | 10:08 | 11:53 |
Landed
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| Nov 23 | SFO | SEA | 10:18 | 11:53 |
Landed
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| Nov 22 | SFO | SEA | 10:14 | 11:52 |
Landed
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| Nov 21 | SFO | SEA | 10:13 | 12:00 |
Landed
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| Nov 20 | SFO | SEA | 10:36 | 12:09 |
Landed
|
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| Nov 19 | SFO | SEA | 10:07 | 11:43 |
Landed
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United Airlines Flight UA684 connects San Francisco, United States to Seattle, United States, taking off from San Francisco International Airport SFO and landing at Seattle Tacoma International Airport SEA.
How long is the UA684 flight from San Francisco to Seattle?
The average flight time from San Francisco to Seattle is 1 hour and 39 minutes. The flight distance is 1093 km / 679 miles and the average flight speed is 660 km/h / 410 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA684 San Francisco to Seattle?
The Airportia On-Time Performance Rating for United Airlines Flight UA684 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA684 arriving at?
Flight UA684 arrives at Seattle Tacoma International Airport (SEA) Terminal E.
When was the latest UA684 flight?
The latest flight took off on Friday, November 28th, 2025 with the flight status being Landed on 11:48.
How else can the flight UA684 be referenced as?
This United Airlines flight can also be referenced as UAL684, UA0684, UA 684, UAL 684.
How often is flight UA684 delayed?
On average, 10% of all UA684 flights are delayed. The average delay is 43 minutes.
Can I get compensation for my delayed or cancelled UA684 flight or baggage issues?
If your UA684 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 UA684 Flight Tracker above for more details.
Flight UA684 is code-shared by 3 airlines using the flight numbers NZ9405, OZ6306, VA8281
Other flights departing from San Francisco SFO: OO250, UA5625, AS3262, OO262
Other flights arriving at Seattle SEA: UA672, UA439, AS2181, AS1497
All flights connecting San Francisco SFO to Seattle SEA.