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2,182 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 64%.

Best time to leave 6–7 am 89% arrive on time from GSP
Best single flight DL 5171 GSP 06:00 → LGA 07:59 · 91% on time Avoid DL 5004 GSP 18:10 → LGA 20:11 · 63% 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).

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GSP
91
89
82
85
69
66
66
61
82
% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta (incl. Endeavor) 1,255 78% 6.5% 101 min
American (incl. Republic) 927 76% 5.4% 85 min

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.
DL 5171flown by Endeavor GSP 06:00 LGA 07:59 91%
DL 4994flown by Endeavor GSP 10:55 LGA 12:55 85%
AA 4751flown by Republic GSP 06:00 LGA 08:04 84%
DL 5463flown by Endeavor GSP 15:31 LGA 17:35 68%
DL 5004flown by Endeavor GSP 18:10 LGA 20:11 63%

All 7 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.
DL 5171flown by Endeavor GSP 06:00 LGA 07:59 1h 59m 330 91% 4.8% 130 min
AA 4751flown by Republic GSP 06:00 LGA 08:04 2h 04m 325 84% 4.3% 74 min
AA 4422flown by Republic GSP 10:45 LGA 12:48 2h 03m 52 76% 0.0% 90 min
DL 4994flown by Endeavor GSP 10:55 LGA 12:55 2h 00m 322 85% 6.5% 83 min
DL 5463flown by Endeavor GSP 15:31 LGA 17:35 2h 04m 279 68% 5.4% 101 min
AA 4423flown by Republic GSP 17:56 LGA 20:00 2h 04m 62 57% 11.3% 107 min
DL 5004flown by Endeavor GSP 18:10 LGA 20:11 2h 01m 306 63% 9.8% 102 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.
Delta GSP LGA 2h 01m 78% 6.5% 1,255 Flying now
American GSP LGA 2h 03m 76% 5.4% 927 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