Route
ORD → EWR
Chicago O'Hare International Airport Newark Liberty International Airport
How punctual is this route?
- On-time arrivals
- 69.8%
- Less than 15 minutes late
- Cancelled
- 3.8%
- Of scheduled flights
- Average delay when late
- 90 min
- Flights arriving 15+ minutes late
- Flights tracked
- 6,126
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Air traffic control & airport 36%
- Airline (crew, maintenance, cleaning) 20%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 72.5% | 473 |
| October 2025 | 62.9% | 502 |
| November 2025 | 68.4% | 521 |
| December 2025 | 62.0% | 512 |
| January 2026 | 73.9% | 479 |
| February 2026 | 74.3% | 440 |
| March 2026 | 70.0% | 510 |
| April 2026 | 78.4% | 535 |
| May 2026 | 81.5% | 552 |
| June 2026 | 70.7% | 529 |
| July 2026 | 60.4% | 525 |
| August 2026 | 62.2% | 548 |
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 | 4,415 | 72.0% | 2.9% | 93 min |
| American Airlines | 926 | 59.0% | 5.0% | 89 min |
| Envoy Air | 533 | 78.0% | 5.8% | 65 min |
| NK | 150 | 45.6% | 15.3% | 81 min |
| Republic Airways | 102 | 60.2% | 7.8% | 85 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA563
9% late · 356 flights
-
UA534
44% late · 329 flights
-
UA2301
23% late · 310 flights
-
UA1209
33% late · 288 flights
-
AA1936
35% late · 238 flights
-
UA759
37% late · 200 flights
-
UA606
23% late · 193 flights
-
UA1856
23% late · 169 flights
-
UA1658
10% late · 160 flights
-
UA2295
7% late · 159 flights
-
UA485
47% late · 159 flights
-
MQ3848
15% late · 151 flights
-
UA1126
28% late · 143 flights
-
UA1695
24% late · 133 flights
-
AA3253
53% late · 132 flights
-
AA2549
52% late · 128 flights
-
UA2362
37% late · 126 flights
-
MQ3355
33% late · 119 flights
-
UA1205
37% late · 108 flights
-
UA2133
36% late · 101 flights
-
NK107
63% late · 97 flights
-
UA1630
31% late · 95 flights
-
UA2184
25% late · 94 flights
-
AA2250
37% late · 76 flights
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