Route
EWR → IAH
Newark Liberty International Airport George Bush Intercontinental Airport
How punctual is this route?
- On-time arrivals
- 80.2%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,714
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 35%
- Air traffic control & airport 29%
- Airline (crew, maintenance, cleaning) 29%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.5% | 327 |
| October 2025 | 73.1% | 336 |
| November 2025 | 81.4% | 323 |
| December 2025 | 77.6% | 333 |
| January 2026 | 82.0% | 321 |
| February 2026 | 82.6% | 282 |
| March 2026 | 80.0% | 310 |
| April 2026 | 85.7% | 297 |
| May 2026 | 81.3% | 289 |
| June 2026 | 80.0% | 300 |
| July 2026 | 76.8% | 310 |
| August 2026 | 74.8% | 286 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| United Airlines | 3,510 | 80.8% | 1.6% | 81 min |
| NK | 204 | 69.0% | 8.3% | 92 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2425
28% late · 329 flights
-
UA492
9% late · 327 flights
-
UA2438
7% late · 245 flights
-
UA2674
27% late · 225 flights
-
UA571
21% late · 210 flights
-
UA332
13% late · 200 flights
-
UA1590
13% late · 185 flights
-
UA2690
20% late · 159 flights
-
UA686
13% late · 107 flights
-
UA2204
15% late · 103 flights
-
UA2782
37% late · 103 flights
-
UA2815
31% late · 103 flights
-
UA556
21% late · 103 flights
-
NK1257
28% late · 83 flights
-
UA1991
30% late · 83 flights
-
UA434
21% late · 77 flights
-
UA1004
19% late · 58 flights
-
UA2127
31% late · 55 flights
-
NK689
24% late · 50 flights
-
UA265
36% late · 47 flights
-
UA2417
11% late · 37 flights
-
UA2451
14% late · 37 flights
-
UA317
3% late · 37 flights
-
UA1233
21% late · 36 flights
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