| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 02 | KEF | IAD | 11:30 | 13:55 |
Scheduled
|
Track > |
| Sep 01 | KEF | IAD | 11:38 | 13:35 |
Landed
|
Track > |
| Aug 31 | KEF | IAD | 11:48 | 13:31 |
Landed
|
Track > |
| Aug 30 | KEF | IAD | 11:32 | 13:18 |
Landed
|
Track > |
| Aug 29 | KEF | IAD | 11:36 | 13:32 |
Landed
|
Track > |
| Aug 28 | KEF | IAD | 12:18 | 14:27 |
Landed Late
|
Track > |
| Aug 27 | KEF | IAD | 11:35 | 13:32 |
Landed
|
Track > |
| Aug 26 | KEF | IAD | 11:31 | 13:20 |
Landed
|
Track > |
| Aug 25 | KEF | IAD | 11:37 | 13:43 |
Landed
|
Track > |
| Aug 24 | KEF | IAD | 11:58 | 14:15 |
Landed Late
|
Track > |
United Airlines Flight UA399 connects Reykjavik, Iceland to Washington, United States, taking off from Keflavik International Airport KEF and landing at Washington Dulles International Airport IAD.
How long is the UA399 flight from Reykjavik to Washington?
The average flight time from Reykjavik to Washington is 5 hours and 57 minutes. The flight distance is 4495 km / 2793 miles and the average flight speed is 749 km/h / 465 mph.
How many UA399 flights are operated per week?
7 flights per week. The flight UA399 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA399 Reykjavik to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA399 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA399 flight?
The latest flight took off on Wednesday, September 2nd, 2026 with the flight status being Scheduled on 13:55.
How else can the flight UA399 be referenced as?
This United Airlines flight can also be referenced as UAL399, UA0399, UA 399, UAL 399.
How often is flight UA399 delayed?
On average, 20% of all UA399 flights are delayed. The average delay is 26 minutes.
Can I get compensation for my delayed or cancelled UA399 flight or baggage issues?
If your UA399 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 UA399 Flight Tracker above for more details.
Other flights departing from Reykjavik KEF: DL247, UA913, TS773, AS355
Other flights arriving at Washington IAD: UA243, OS41, UA991, UA261
All flights connecting Reykjavik KEF to Washington IAD.