Route on-time record
HSV to ORD: most on-time flights and the best time to fly
Huntsville (Huntsville International Airport) to Chicago (Chicago O'Hare International Airport). 1,178 nonstop flights in Jun 2025 to May 2026, 67% arrived within 15 minutes and 2.7% were cancelled. The most reliable flight number was SkyWest 5585 at 7:30 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
HSV → ORD
Huntsville to Chicago: 1,178 nonstop flights a year
On time (12 months)
67%
Cancelled
2.7%
avg delay 35 min
Best time to leave
Before 9 AM
75% on time vs 46% 6 to 9 PM
Most reliable airline
SkyWest
65% chance on time
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Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · SkyWest 5585 · sold as United Express, Delta Connection, American Eagle or Alaska
7:30 AM → 9:50 AM2h 20m nonstop
Local times, typical schedule. Last flown 2026-03-28.
78%
chance on time
- On time (history)
- 92%
- Cancelled
- 0.0%
- Avg arrival delay
- 50 min
- Arrived on time 92% of the time (13 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 75% on time; 6 to 9 PM: 46%).
- Short track record (13 flights), so its score leans on the airline's record at this hour.
Limited track record · 13 flights
Find 7:30 AM flight fares Opens this date on Aviasales#2 · SkyWest 6456 · sold as United Express, Delta Connection, American Eagle or Alaska
11:23 AM → 1:42 PM2h 19m nonstop
Local times, typical schedule. Last flown 2026-05-20.
71%
chance on time
- On time (history)
- 79%
- Cancelled
- 2.3%
- Avg arrival delay
- 18 min
- Arrived on time 79% of the time (42 flights, Jun 2025 to May 2026).
- Short track record (42 flights), so its score leans on the airline's record at this hour.
Limited track record · 42 flights
Find 11:23 AM flight fares Opens this date on Aviasales#3 · SkyWest 6464 · sold as United Express, Delta Connection, American Eagle or Alaska
5:00 AM → 7:28 AM2h 28m nonstop
Local times, typical schedule. Last flown 2026-05-31.
70%
chance on time
- On time (history)
- 76%
- Cancelled
- 0.0%
- Avg arrival delay
- 28 min
- Arrived on time 76% of the time (72 flights, Jun 2025 to May 2026).
- Never cancelled in 72 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 75% on time; 6 to 9 PM: 46%).
Moderate track record · 72 flights
Find 5:00 AM flight fares Opens this date on Aviasales#4 · SkyWest 6196 · sold as United Express, Delta Connection, American Eagle or Alaska
6:17 AM → 8:42 AM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-20.
69%
chance on time
- On time (history)
- 76%
- Cancelled
- 4.5%
- Avg arrival delay
- 39 min
- Arrived on time 76% of the time (42 flights, Jun 2025 to May 2026).
- Cancelled 4.5% of the time (2 of 44).
- Leaves in this route's most on-time window (Before 9 AM: 75% on time; 6 to 9 PM: 46%).
- Short track record (42 flights), so its score leans on the airline's record at this hour.
Limited track record · 42 flights
Find 6:17 AM flight fares Opens this date on Aviasales#5 · SkyWest 5003 · sold as United Express, Delta Connection, American Eagle or Alaska
10:43 AM → 12:59 PM2h 16m nonstop
Local times, typical schedule. Last flown 2026-05-31.
68%
chance on time
- On time (history)
- 91%
- Cancelled
- 0.0%
- Avg arrival delay
- 5 min
- Arrived on time 91% of the time (11 flights, Jun 2025 to May 2026).
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find 10:43 AM flight fares Opens this date on Aviasales#6 · SkyWest 4989 · sold as United Express, Delta Connection, American Eagle or Alaska
6:02 AM → 8:25 AM2h 23m nonstop
Local times, typical schedule. Last flown 2026-04-06.
67%
chance on time
- On time (history)
- 66%
- Cancelled
- 3.3%
- Avg arrival delay
- 68 min
- Arrived on time 66% of the time (29 flights, Jun 2025 to May 2026).
- Cancelled 3.3% of the time (1 of 30).
- Leaves in this route's most on-time window (Before 9 AM: 75% on time; 6 to 9 PM: 46%).
- Short track record (29 flights), so its score leans on the airline's record at this hour.
Limited track record · 29 flights
Find 6:02 AM flight fares Opens this date on Aviasales#7 · SkyWest 4958 · sold as United Express, Delta Connection, American Eagle or Alaska
2:15 PM → 4:28 PM2h 13m nonstop
Local times, typical schedule. Last flown 2026-04-06.
57%
chance on time
- On time (history)
- 54%
- Cancelled
- 6.7%
- Avg arrival delay
- 64 min
- Arrived on time 54% of the time (28 flights, Jun 2025 to May 2026).
- Cancelled 6.7% of the time (2 of 30).
- Lands inside ORD's trouble window: 44% of its 243 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (28 flights), so its score leans on the airline's record at this hour.
Limited track record · 28 flights
Find 2:15 PM flight fares Opens this date on Aviasales#8 · SkyWest 5804 · sold as United Express, Delta Connection, American Eagle or Alaska
6:08 PM → 8:22 PM2h 14m nonstop
Local times, typical schedule. Last flown 2026-03-27.
46%
chance on time
- On time (history)
- 23%
- Cancelled
- 23.5%
- Avg arrival delay
- 52 min
- Arrived on time 23% of the time (13 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (6 to 9 PM: 46% on time; Before 9 AM: 75%).
- 65% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (13 flights), so its score leans on the airline's record at this hour.
Limited track record · 13 flights
Find 6:08 PM flight fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)65%
1,162 flights · 67% on time as flown · 2.7% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM75%
515 flights · avg delay 29 min
- 9 AM to noon67%
222 flights · avg delay 29 min
- Noon to 3 PM62%
299 flights · avg delay 51 min
- 6 to 9 PM46%
137 flights · avg delay 31 min
Best day: Tuesday (74%). Worst: Sunday (61%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Airline (crew, maintenance, boarding)51%
- Late-arriving aircraft25%
- Air traffic control and airport volume14%
- Severe weather9%
- Security2%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
HSV to ORD questions
- What time of day is best to fly HSV to ORD?
- Before 9 AM: 75% of flights arrived on time, against 46% for departures 6 to 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
- Which airline is most on time from HSV to ORD?
- SkyWest, with a season-adjusted 65% chance of operating and arriving on time over 1,162 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on HSV to ORD?
- December (60% on time); the best was April (82%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from HSV
- ORD to HSV (return)
- HSV to ATL 89%
- HSV to DFW 75%
- HSV to DCA 70%
- HSV to DEN 84%
- HSV to CLT 84%
Live status: FAA delays and ground stops