| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 29 | SJC | SEA | 21:02 | 22:42 |
Landed
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| Jul 28 | SJC | SEA | 21:10 | 22:53 |
Landed
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| Jul 27 | SJC | SEA | 23:19 | 00:55 |
Delayed
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| Jul 26 | SJC | SEA | 21:06 | 22:42 |
Landed
|
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| Jul 25 | SJC | SEA | 21:12 | 22:46 |
Landed
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| Jul 24 | SJC | SEA | 21:04 | 22:37 |
Landed
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| Jul 23 | SJC | SEA | 21:11 | 22:49 |
Landed
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| Jul 22 | SJC | SEA | 21:02 | 22:42 |
Landed
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| Jul 21 | SJC | SEA | 21:14 | 22:45 |
Landed
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| Jul 20 | SJC | SEA | 21:10 | 22:44 |
Landed
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Delta Air Lines Flight DL4100 connects San Jose, United States to Seattle, United States, taking off from San Jose International Airport SJC and landing at Seattle Tacoma International Airport SEA.
How long is the DL4100 flight from San Jose to Seattle?
The average flight time from San Jose to Seattle is 1 hour and 36 minutes. The flight distance is 1122 km / 697 miles and the average flight speed is 698 km/h / 434 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL4100 San Jose to Seattle?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL4100 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest DL4100 flight?
The latest flight took off on Thursday, July 30th, 2026 with the flight status being Landed on 22:42.
How else can the flight DL4100 be referenced as?
This Delta Air Lines flight can also be referenced as DAL4100, DL 4100, DAL 4100.
How often is flight DL4100 delayed?
On average, 10% of all DL4100 flights are delayed. The average delay is 92 minutes.
Can I get compensation for my delayed or cancelled DL4100 flight or baggage issues?
If your DL4100 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 DL4100 Flight Tracker above for more details.
Flight DL4100 is code-shared by 3 airlines using the flight numbers KE3109, KL6279, VS1766
Other flights departing from San Jose SJC: WN3681, WN3676, WN3697, WN621
Other flights arriving at Seattle SEA: DL3991, WN3856, WN1843, WN2250
All flights connecting San Jose SJC to Seattle SEA.