Kalispell (FCA) to Chicago (ORD): On-Time Performance
Data through May 2026
The calendar drives reliability on FCA–ORD. September 2024 flights landed on schedule 86% of the time, but June 2025 dropped to 52% — a gap of 34 points. Across the full period the route averages 67% on-time against a national 78%.
- On-time
- 67%
- arrived <15 min late
- Avg delay
- 30 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 1.6
- last 12 months
- Duration
- 3h 29m
- scheduled
- Distance
- 1,352 mi
Best airline from FCA to ORD
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 77% | 21 min | 0.0% | 330 |
| SkyWest Airlines | 72% | 18 min | 1.9% | 156 |
| American Airlines | 56% | 45 min | 0.5% | 373 |
Monthly on-time trend
Best time to fly from FCA to ORD
Aim for departures around 11 a.m. (85% on-time); avoid 4 p.m. departures (29%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 63% | 34 min |
| Tuesdaybest | 78% | 28 min |
| Wednesday | 70% | 35 min |
| Thursday | 72% | 19 min |
| Friday | 67% | 30 min |
| Saturday | 68% | 29 min |
| Sunday | 56% | 35 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations29%
- National airspace system20%
- Weather7%
Frequently asked questions
- How often are flights from FCA to ORD delayed?
- 33% of FCA–ORD flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 30 minutes.
- Which airline is most reliable from FCA to ORD?
- United Airlines has the best on-time record on this route at 77%, based on 330 flights. 3 airlines flew FCA–ORD frequently enough to compare in this period.
- What is the best time of day to fly from FCA to ORD?
- Departures around 11 a.m. have the best record (85% on-time), while departures around 4 p.m. have the worst (29%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from FCA to ORD?
- The scheduled FCA–ORD flight time averages 3h 29m over 1,352 miles. Actual arrival times vary — flights on this route land 15+ minutes late 33% of the time.
- How often are FCA to ORD flights cancelled?
- 0.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from FCA to ORD?
- June 2025 was the roughest month in this dataset, with only 52% of arrivals on time. The best was September 2024 at 86%. If your dates are flexible, that 34-point gap is worth planning around.
Explore related pages
More routes from FCA
Based on 886 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.