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Showing United only (incl. its regional partners)All airlines ×
1,294 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s 64%.

Best time to leave 7–8 am 88% arrive on time from SGF
Best single flight UA 4421 SGF 07:45 → ORD 09:40 · 81% on time Avoid UA 4466 SGF 15:07 → ORD 17:02 · 65% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

7
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9
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SGF
92
79
72
67
64
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
UA 4421flown by GoJet SGF 07:45 ORD 09:40 81%
UA 4525flown by GoJet SGF 11:19 ORD 13:12 67%
UA 4466flown by GoJet SGF 15:07 ORD 17:02 65%

All 6 United flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
UA 4421flown by GoJet SGF 07:45 ORD 09:40 1h 55m 305 81% 4.9% 142 min
UA 4525flown by GoJet SGF 11:19 ORD 13:12 1h 53m 184 67% 3.3% 145 min
UA 4466flown by GoJet SGF 15:07 ORD 17:02 1h 55m 359 65% 5.6% 95 min
UA 4792flown by SkyWest SGF 18:34 ORD 20:29 1h 55m 31 59% 12.9% 37 min
UA 4492flown by GoJet SGF 18:35 ORD 20:28 1h 53m 93 46% 5.4% 65 min
UA 5263flown by SkyWest SGF 18:35 ORD 20:29 1h 54m 24 52% 12.5% 92 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
United SGF ORD 1h 53m 68% 4.8% 1,294 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON