Route
ORD → BTV
Chicago O'Hare International Airport Patrick Leahy Burlington International Airport
How punctual is this route?
- On-time arrivals
- 68.5%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,282
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 37%
- Airline (crew, maintenance, cleaning) 32%
- Air traffic control & airport 26%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 79.5% | 122 |
| October 2025 | 73.6% | 163 |
| November 2025 | 71.2% | 60 |
| December 2025 | 66.7% | 76 |
| January 2026 | 68.8% | 67 |
| February 2026 | 64.4% | 59 |
| March 2026 | 70.7% | 62 |
| April 2026 | 65.2% | 137 |
| May 2026 | 77.5% | 144 |
| June 2026 | 64.5% | 119 |
| July 2026 | 60.8% | 124 |
| August 2026 | 57.7% | 149 |
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 | 684 | 70.1% | 0.4% | 70 min |
| SkyWest Airlines | 511 | 64.3% | 4.3% | 91 min |
| Envoy Air | 67 | 82.1% | 0.0% | 43 min |
| Republic Airways | 20 | 73.7% | 5.0% | 55 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA636
40% late · 345 flights
-
UA786
19% late · 274 flights
-
OO4943
37% late · 76 flights
-
OO6218
44% late · 75 flights
-
OO6361
32% late · 44 flights
-
OO6451
33% late · 44 flights
-
UA1910
27% late · 37 flights
-
MQ3657
15% late · 33 flights
-
OO4775
19% late · 31 flights
-
MQ3348
20% late · 30 flights
-
OO5443
24% late · 29 flights
-
OO6304
64% late · 28 flights
-
OO4927
54% late · 27 flights
-
OO6389
44% late · 27 flights
-
OO6363
36% late · 25 flights
-
OO5525
20% late · 21 flights
-
OO5444
15% late · 20 flights
Reviews
No reviews yet. Be the first to review this route.