| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 15 | SFO | SEA | 21:09 | 22:50 |
Landed
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| Dec 14 | SFO | SEA | 20:43 | 22:31 |
Landed
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| Dec 13 | SFO | SEA | 20:42 | 22:18 |
Landed
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| Dec 12 | SFO | SEA | 20:48 | 22:26 |
Landed
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| Dec 11 | SFO | SEA | 20:44 | 22:33 |
Landed
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| Dec 08 | SFO | SEA | 20:39 | 22:26 |
En-Route
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| Dec 07 | SFO | SEA | 20:47 | 22:33 |
Landed
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| Dec 06 | SFO | SEA | 20:41 | 22:25 |
Landed
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| Dec 05 | SFO | SEA | 21:12 | 23:01 |
Landed
|
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| Dec 04 | SFO | SEA | 21:22 | 23:18 |
Landed Late
|
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Alaska Airlines Flight AS304 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 AS304 flight from San Francisco to Seattle?
The average flight time from San Francisco to Seattle is 1 hour and 45 minutes. The flight distance is 1093 km / 679 miles and the average flight speed is 624 km/h / 388 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS304 San Francisco to Seattle?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS304 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS304 arriving at?
Flight AS304 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.
When was the latest AS304 flight?
The latest flight took off on Tuesday, December 16th, 2025 with the flight status being Landed on 22:50.
How else can the flight AS304 be referenced as?
This Alaska Airlines flight can also be referenced as ASA304, AS0304, AS 304, ASA 304.
How often is flight AS304 delayed?
On average, 30% of all AS304 flights are delayed. The average delay is 14 minutes.
Can I get compensation for my delayed or cancelled AS304 flight or baggage issues?
If your AS304 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 AS304 Flight Tracker above for more details.
Flight AS304 is code-shared by 3 airlines using the flight numbers HA6930, QR3400, TN2664
Other flights departing from San Francisco SFO: AS2474, AS2490, AS3030, UA2866
Other flights arriving at Seattle SEA: UA1488, WN2919, AS787, AS2489
All flights connecting San Francisco SFO to Seattle SEA.