| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | FCA | DEN | 17:58 | 19:38 |
Landed
|
Track > |
| Jan 04 | FCA | DEN | 19:46 | 21:28 |
Delayed
|
Track > |
| Jan 03 | FCA | DEN | 17:15 | 19:35 |
Cancelled
|
Track > |
| Claim > | ||||||
| Jan 02 | FCA | DEN | 17:22 | 18:57 |
Landed
|
Track > |
| Jan 01 | FCA | DEN | 19:35 | 21:18 |
Delayed
|
Track > |
| Jan 01 | FCA | DEN | 03:36 | 05:10 |
Unknown
|
Track > |
| Dec 31 | FCA | DEN | 19:13 | 20:50 |
Delayed
|
Track > |
| Dec 30 | FCA | DEN | 17:23 | 18:59 |
Landed
|
Track > |
| Dec 29 | FCA | DEN | 17:22 | 19:06 |
Landed
|
Track > |
| Dec 28 | FCA | DEN | 17:22 | 18:59 |
Landed
|
Track > |
United Airlines Flight UA1851 connects Kalispell, United States to Denver, United States, taking off from Kalispell Glacier Park International Airport FCA and landing at Denver International Airport DEN.
How long is the UA1851 flight from Kalispell to Denver?
The average flight time from Kalispell to Denver is 1 hour and 39 minutes. The flight distance is 1210 km / 752 miles and the average flight speed is 710 km/h / 441 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1851 Kalispell to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA1851 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA1851 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 19:38.
How else can the flight UA1851 be referenced as?
This United Airlines flight can also be referenced as UAL1851, UA 1851, UAL 1851.
How often is flight UA1851 delayed?
On average, 40% of all UA1851 flights are delayed. The average delay is 73 minutes.
Can I get compensation for my delayed or cancelled UA1851 flight or baggage issues?
If your UA1851 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 UA1851 Flight Tracker above for more details.
Other flights departing from Kalispell FCA: AS3028, UA2415, AS3420, AS3028
Other flights arriving at Denver DEN: WN2809, WN1545, WN2074, WN4511
All flights connecting Kalispell FCA to Denver DEN.