| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 03 | SLC | ONT | 17:00 | 16:12 |
Unknown
|
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| Jan 02 | SLC | ONT | 15:57 | 16:20 |
Landed
|
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| Dec 30 | SLC | ONT | 15:40 | 16:04 |
Landed
|
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| Dec 29 | SLC | ONT | 15:51 | 16:14 |
Landed
|
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| Dec 28 | SLC | ONT | 15:59 | 16:22 |
Landed
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| Dec 27 | SLC | ONT | 15:41 | 16:08 |
Landed
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| Dec 26 | SLC | ONT | 15:42 | 16:22 |
Landed
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| Dec 23 | SLC | ONT | 15:37 | 16:20 |
Landed
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| Dec 22 | SLC | ONT | 15:33 | 16:03 |
Landed
|
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| Dec 21 | SLC | ONT | 16:09 | 16:36 |
Landed Late
|
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Delta Air Lines Flight DL634 connects Salt Lake City, United States to Ontario, United States, taking off from Salt Lake City International Airport SLC and landing at Ontario International Airport ONT.
How long is the DL634 flight from Salt Lake City to Ontario?
The average flight time from Salt Lake City to Ontario is 1 hour and 28 minutes. The flight distance is 898 km / 558 miles and the average flight speed is 599 km/h / 372 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL634 Salt Lake City to Ontario?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL634 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL634 arriving at?
Flight DL634 arrives at Ontario International Airport (ONT) Terminal 2.
When was the latest DL634 flight?
The latest flight took off on Sunday, January 4th, 2026 with the flight status being Unknown on 16:12.
How else can the flight DL634 be referenced as?
This Delta Air Lines flight can also be referenced as DAL634, DL0634, DL 634, DAL 634.
How often is flight DL634 delayed?
On average, 60% of all DL634 flights are delayed. The average delay is 10 minutes.
Can I get compensation for my delayed or cancelled DL634 flight or baggage issues?
If your DL634 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 DL634 Flight Tracker above for more details.
Flight DL634 is code-shared by 4 airlines using the flight numbers AF2522, AM4336, KL6997, VS3688
Other flights departing from Salt Lake City SLC: UA623, AS3308, WN3732, WN3386
Other flights arriving at Ontario ONT: WN570, WN1242, DL3834, WN3983
All flights connecting Salt Lake City SLC to Ontario ONT.