| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 04 | BOI | SLC | 18:39 | 20:06 |
Diverted
|
Track > |
| Claim > | ||||||
| Jan 03 | BOI | SLC | 18:28 | 19:18 |
Landed
|
Track > |
| Jan 02 | BOI | SLC | 18:22 | 19:08 |
Landed
|
Track > |
| Jan 01 | BOI | SLC | 19:13 | 20:04 |
Landed Late
|
Track > |
| Dec 31 | BOI | SLC | 21:20 | 19:42 |
Unknown
|
Track > |
| Dec 30 | BOI | SLC | 18:25 | 19:15 |
Landed
|
Track > |
| Dec 29 | BOI | SLC | 18:30 | 19:22 |
Landed
|
Track > |
| Dec 28 | BOI | SLC | 18:32 | 19:28 |
Landed
|
Track > |
| Dec 27 | BOI | SLC | 18:26 | 19:17 |
Landed
|
Track > |
| Dec 26 | BOI | SLC | 18:34 | 19:28 |
Landed
|
Track > |
Delta Air Lines Flight DL3978 connects Boise, United States to Salt Lake City, United States, taking off from Boise Airport BOI and landing at Salt Lake City International Airport SLC.
How long is the DL3978 flight from Boise to Salt Lake City?
The average flight time from Boise to Salt Lake City is 55 minutes. The flight distance is 466 km / 290 miles and the average flight speed is 504 km/h / 313 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3978 Boise to Salt Lake City?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3978 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL3978 arriving at?
Flight DL3978 arrives at Salt Lake City International Airport (SLC) Terminal 1.
When was the latest DL3978 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Diverted on 20:06.
How else can the flight DL3978 be referenced as?
This Delta Air Lines flight can also be referenced as DAL3978, DL 3978, DAL 3978.
How often is flight DL3978 delayed?
On average, 20% of all DL3978 flights are delayed. The average delay is 23 minutes.
Can I get compensation for my delayed or cancelled DL3978 flight or baggage issues?
If your DL3978 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 DL3978 Flight Tracker above for more details.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Flight DL3978 is code-shared by 1 airline using the flight number LA8854
Other flights departing from Boise BOI: WN1284, WN2259, WN4454, WN2987
Other flights arriving at Salt Lake City SLC: WN4712, UA785, DL4051, DL3939
All flights connecting Boise BOI to Salt Lake City SLC.
