| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 27 | SEA | SNA | 08:20 | 11:19 |
Scheduled
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| Aug 14 | SEA | SNA | 08:20 | 11:19 |
Scheduled
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| Jul 30 | SEA | SNA | 08:12 | 10:39 |
En-Route
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| Jul 29 | SEA | SNA | 08:04 | 10:32 |
Landed
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| Jul 28 | SEA | SNA | 08:03 | 10:33 |
Landed
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| Jul 27 | SEA | SNA | 08:40 | 11:07 |
Landed Late
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| Jul 26 | SEA | SNA | 08:15 | 10:46 |
Landed
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| Jul 25 | SEA | SNA | 08:10 | 10:39 |
Landed
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| Jul 24 | SEA | SNA | 07:54 | 10:25 |
Landed
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| Jul 23 | SEA | SNA | 09:04 | 11:26 |
Delayed
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Delta Air Lines Flight DL3966 connects Seattle, United States to Orange County, United States, taking off from Seattle Tacoma International Airport SEA and landing at Orange County John Wayne Airport SNA.
How long is the DL3966 flight from Seattle to Orange County?
The average flight time from Seattle to Orange County is 2 hours and 28 minutes. The flight distance is 1576 km / 979 miles and the average flight speed is 617 km/h / 383 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3966 Seattle to Orange County?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3966 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL3966 arriving at?
Flight DL3966 arrives at Orange County John Wayne Airport (SNA) Terminal A.
When was the latest DL3966 flight?
The latest flight took off on Thursday, August 27th, 2026 with the flight status being Scheduled on 11:19.
How else can the flight DL3966 be referenced as?
This Delta Air Lines flight can also be referenced as DAL3966, DL 3966, DAL 3966.
How often is flight DL3966 delayed?
On average, 30% of all DL3966 flights are delayed. The average delay is 25 minutes.
Can I get compensation for my delayed or cancelled DL3966 flight or baggage issues?
If your DL3966 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 DL3966 Flight Tracker above for more details.
Other flights departing from Seattle SEA: AA986, DL4070, OO3966, OO4070
Other flights arriving at Orange County SNA: OO3966, WN3259, WN1362, XE316
All flights connecting Seattle SEA to Orange County SNA.