Flight UA2639
United Airlines flight UA2639
Looking for UA2639 in the airâŚ
Alerts at this flight's airports
-
Advisory Coastal Flood Statement FLL
COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING
Weather
Dallas-Fort Worth (DFW) to Dulles (IAD)
Historically, this flight arrives 15+ minutes late 9% of the time, and when it is late the delay averages 80 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 90.6%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 80 min
- Flights arriving 15+ minutes late
- Flights tracked
- 281
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 60%
- Air traffic control & airport 24%
- Extreme weather 16%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dulles (IAD) to Fort Lauderdale (FLL)
Historically, this flight arrives 15+ minutes late 14% of the time, and when it is late the delay averages 68 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 86.0%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 68 min
- Flights arriving 15+ minutes late
- Flights tracked
- 123
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 57%
- Air traffic control & airport 23%
- Airline (crew, maintenance, cleaning) 20%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Memphis (MEM) to Houston (IAH)
Only 6 flights on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- â
- Flights arriving 15+ minutes late
- Flights tracked
- 6
- Scheduled flights in the period
Las Vegas (LAS) to Newark (EWR)
Only 1 flight on record, which is too few for reliable odds.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- â
- Flights arriving 15+ minutes late
- Flights tracked
- 1
- Scheduled flights in the period
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Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 94.1% | 17 |
| October 2025 | 80.0% | 20 |
| November 2025 | 86.4% | 22 |
| December 2025 | 90.3% | 31 |
| January 2026 | 90.5% | 46 |
| February 2026 | 93.3% | 45 |
| March 2026 | 84.9% | 54 |
| April 2026 | 88.3% | 60 |
| May 2026 | 89.4% | 47 |
| June 2026 | 78.9% | 19 |
| July 2026 | 96.0% | 26 |
| August 2026 | 100.0% | 24 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 â August 2026. Covers flights operated by reporting U.S. carriers. About our data