| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 04 | SEA | SFO | 19:07 | 17:50 |
Unknown
|
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| Jan 03 | SEA | SFO | 17:39 | 19:24 |
Delayed
|
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| Jan 02 | SEA | SFO | 17:44 | 19:33 |
Delayed
|
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| Dec 30 | SEA | SFO | 15:55 | 17:55 |
Landed
|
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| Dec 29 | SEA | SFO | 15:44 | 17:25 |
Landed
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| Dec 28 | SEA | SFO | 15:36 | 17:14 |
Landed
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| Dec 27 | SEA | SFO | 15:41 | 17:13 |
Landed
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| Dec 26 | SEA | SFO | 16:33 | 18:24 |
Landed Late
|
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| Dec 23 | SEA | SFO | 15:59 | 18:01 |
Landed
|
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| Dec 22 | SEA | SFO | 16:18 | 18:18 |
Landed Late
|
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Delta Air Lines Flight DL3720 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 DL3720 flight from Seattle to San Francisco?
The average flight time from Seattle to San Francisco is 1 hour and 48 minutes. The flight distance is 1093 km / 679 miles and the average flight speed is 595 km/h / 370 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3720 Seattle to San Francisco?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3720 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL3720 arriving at?
Flight DL3720 arrives at San Francisco International Airport (SFO) Terminal 1.
When was the latest DL3720 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Unknown on 17:50.
How else can the flight DL3720 be referenced as?
This Delta Air Lines flight can also be referenced as DAL3720, DL 3720, DAL 3720.
How often is flight DL3720 delayed?
On average, 60% of all DL3720 flights are delayed. The average delay is 45 minutes.
Can I get compensation for my delayed or cancelled DL3720 flight or baggage issues?
If your DL3720 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 DL3720 Flight Tracker above for more details.
Flight DL3720 is code-shared by 4 airlines using the flight numbers AF2273, AM4676, KL6444, WS7143
Other flights departing from Seattle SEA: DL508, DL3897, DL4065, DL2704
Other flights arriving at San Francisco SFO: UA5662, UA744, UA406, UA287
All flights connecting Seattle SEA to San Francisco SFO.
