Route
ORD → BOI
Chicago O'Hare International Airport Boise Air Terminal/Gowen Field
How punctual is this route?
- On-time arrivals
- 69.3%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 74 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,108
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 36%
- Airline (crew, maintenance, cleaning) 35%
- Air traffic control & airport 22%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.6% | 90 |
| October 2025 | 80.4% | 92 |
| November 2025 | 71.4% | 88 |
| December 2025 | 40.8% | 106 |
| January 2026 | 55.3% | 96 |
| February 2026 | 69.0% | 84 |
| March 2026 | 58.4% | 93 |
| April 2026 | 77.0% | 90 |
| May 2026 | 75.3% | 93 |
| June 2026 | 75.9% | 90 |
| July 2026 | 82.2% | 93 |
| August 2026 | 65.2% | 93 |
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 |
|---|---|---|---|---|
| SkyWest Airlines | 503 | 63.4% | 3.2% | 85 min |
| United Airlines | 245 | 77.4% | 0.4% | 63 min |
| American Airlines | 208 | 78.4% | 0.0% | 68 min |
| Envoy Air | 152 | 62.9% | 0.0% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5290
35% late · 266 flights
-
OO5928
31% late · 170 flights
-
AA2340
22% late · 76 flights
-
UA1705
15% late · 55 flights
-
UA2137
13% late · 47 flights
-
AA2116
20% late · 44 flights
-
MQ3341
36% late · 36 flights
-
UA2085
23% late · 36 flights
-
UA2775
18% late · 35 flights
-
AA2262
9% late · 33 flights
-
OO5450
47% late · 32 flights
-
MQ3365
27% late · 30 flights
-
MQ4324
37% late · 30 flights
-
UA2602
27% late · 30 flights
-
AA1792
33% late · 27 flights
-
AA2353
19% late · 26 flights
-
MQ3363
21% late · 24 flights
-
UA2603
38% late · 21 flights
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