| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 17 | IAD | DEN | 17:44 | 18:52 |
En-Route
|
Track > |
| Oct 16 | IAD | DEN | 17:45 | 19:04 |
Landed
|
Track > |
| Oct 15 | IAD | DEN | 17:40 | 19:05 |
Landed
|
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| Oct 14 | IAD | DEN | 20:22 | 21:57 |
Delayed
|
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| Oct 13 | IAD | DEN | 17:53 | 19:24 |
Landed
|
Track > |
| Oct 12 | IAD | DEN | 17:46 | 19:18 |
Landed
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| Oct 11 | IAD | DEN | 18:49 | 20:04 |
Landed Late
|
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| Oct 10 | IAD | DEN | 17:38 | 18:59 |
Landed
|
Track > |
| Oct 09 | IAD | DEN | 17:43 | 19:08 |
Landed
|
Track > |
| Oct 08 | IAD | DEN | 18:00 | 19:23 |
Landed
|
Track > |
United Airlines Flight UA599 connects Washington, United States to Denver, United States, taking off from Washington Dulles International Airport IAD and landing at Denver International Airport DEN.
How long is the UA599 flight from Washington to Denver?
The average flight time from Washington to Denver is 3 hours and 23 minutes. The flight distance is 2331 km / 1449 miles and the average flight speed is 689 km/h / 428 mph.
How many UA599 flights are operated per week?
6 flights per week. The flight UA599 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday.
What is the On-Time Performance (OTP) of United Airlines Flight UA599 Washington to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA599 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA599 flight?
The latest flight took off on Sunday, October 18th, 2026 with the flight status being En-Route on 18:52.
How else can the flight UA599 be referenced as?
This United Airlines flight can also be referenced as UAL599, UA0599, UA 599, UAL 599.
How often is flight UA599 delayed?
On average, 20% of all UA599 flights are delayed. The average delay is 89 minutes.
Can I get compensation for my delayed or cancelled UA599 flight or baggage issues?
If your UA599 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 UA599 Flight Tracker above for more details.
Flight UA599 is code-shared by 4 airlines using the flight numbers AZ4401, CM2858, LH7462, SN8917
Other flights departing from Washington IAD: YV6209, YV6246, UA1566, KL652
Other flights arriving at Denver DEN: UA1197, UA1770, F93311, F92225
All flights connecting Washington IAD to Denver DEN.