Flight UA2394
United Airlines flight UA2394
Looking for UA2394 in the airâŚ
Alerts at this flight's airports
Boston (BOS) to Newark (EWR)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 86 minutes. It was cancelled 3.0% of the time.
- On-time arrivals
- 87.1%
- Less than 15 minutes late
- Cancelled
- 3.0%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 264
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 43%
- Late-arriving aircraft 32%
- Airline (crew, maintenance, cleaning) 24%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Newark (EWR) to Chicago (ORD)
Historically, this flight arrives 15+ minutes late 30% of the time, and when it is late the delay averages 86 minutes. It was cancelled 2.6% of the time.
- On-time arrivals
- 70.3%
- Less than 15 minutes late
- Cancelled
- 2.6%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 76
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Air traffic control & airport 36%
- Airline (crew, maintenance, cleaning) 26%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Newark (EWR) to Sarasota/Bradenton (SRQ)
Historically, this flight arrives 15+ minutes late 26% of the time, and when it is late the delay averages 83 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 74.3%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 70
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 53%
- Extreme weather 18%
- Late-arriving aircraft 15%
- Air traffic control & airport 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 70 minutes. It was cancelled 1.8% of the time.
- On-time arrivals
- 68.5%
- Less than 15 minutes late
- Cancelled
- 1.8%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 55
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Air traffic control & airport 28%
- Airline (crew, maintenance, cleaning) 25%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to San Francisco (SFO)
Historically, this flight arrives 15+ minutes late 55% of the time, and when it is late the delay averages 97 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 45.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 97 min
- Flights arriving 15+ minutes late
- Flights tracked
- 33
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Airline (crew, maintenance, cleaning) 21%
- Air traffic control & airport 20%
- Extreme weather 12%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Chicago (ORD) to Salt Lake City (SLC)
Only 17 flights on record, which is too few for reliable odds.
- On-time arrivals
- 52.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 17
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 43%
- Late-arriving aircraft 40%
- Air traffic control & airport 15%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Miami (MIA) to Newark (EWR)
Only 9 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
- 9
- Scheduled flights in the period
Denver (DEN) to Madison (MSN)
Only 2 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
- 2
- Scheduled flights in the period
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Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 73.0% | 63 |
| October 2025 | 69.0% | 43 |
| November 2025 | 59.2% | 81 |
| December 2025 | 73.3% | 45 |
| January 2026 | 91.2% | 36 |
| February 2026 | 92.3% | 28 |
| March 2026 | 80.4% | 51 |
| April 2026 | 83.6% | 55 |
| May 2026 | 92.2% | 51 |
| June 2026 | 76.7% | 30 |
| July 2026 | 82.8% | 31 |
| August 2026 | 75.0% | 12 |
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