Route
ANC → ORD
Ted Stevens Anchorage International Airport Chicago O'Hare International Airport
How punctual is this route?
- On-time arrivals
- 81.4%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 784
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 38%
- Air traffic control & airport 21%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 88.0% | 100 |
| October 2025 | 80.4% | 48 |
| November 2025 | 70.4% | 29 |
| December 2025 | 86.7% | 15 |
| January 2026 | 100.0% | 5 |
| March 2026 | 61.5% | 27 |
| April 2026 | 86.7% | 31 |
| May 2026 | 81.3% | 93 |
| June 2026 | 73.4% | 141 |
| July 2026 | 81.5% | 154 |
| August 2026 | 88.5% | 141 |
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 | 438 | 84.3% | 2.1% | 95 min |
| Alaska Airlines | 208 | 77.2% | 0.5% | 46 min |
| American Airlines | 138 | 78.7% | 0.7% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA834
18% late · 124 flights
-
UA450
11% late · 113 flights
-
AA1354
29% late · 76 flights
-
AS1543
28% late · 68 flights
-
UA2740
22% late · 66 flights
-
AS1724
15% late · 55 flights
-
UA267
12% late · 53 flights
-
AA3222
12% late · 33 flights
-
AA375
11% late · 29 flights
-
AS437
38% late · 29 flights
-
UA1573
35% late · 24 flights
-
UA2632
12% late · 24 flights
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