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8,411 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 63%.

Best time to leave 7–8 am 92% arrive on time from LGA
Best single flight DL 342 LGA 06:59 → ATL 09:20 · 94% on time Avoid F9 3453 LGA 18:48 → ATL 21:41 · 46% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
LGA
88
93
90
91
86
84
81
78
78
75
67
64
61
70
59
42
% 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 4,932 81% 3.3% 74 min
American (incl. Republic) 1,739 78% 5.2% 68 min
Southwest 815 76% 2.9% 74 min
Frontier 919 57% 7.5% 106 min
Spirit 6 – 0.0% –

Dimmed: fewer than 150 flights in the year, too few to rank.

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 342 LGA 06:59 ATL 09:20 94%
DL 364 LGA 08:00 ATL 10:29 92%
DL 550 LGA 06:00 ATL 08:15 91%
DL 992 LGA 09:00 ATL 11:28 87%
DL 989 LGA 10:00 ATL 12:27 84%
· · ·
F9 3287 LGA 06:29 ATL 09:17 63%
F9 4347 LGA 22:00 ATL 00:27 60%
F9 3453 LGA 18:48 ATL 21:41 46%

All 25 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 550 LGA 06:00 ATL 08:15 2h 15m 365 91% 4.1% 66 min
AA 4628flown by Republic LGA 06:09 ATL 08:43 2h 34m 62 95% 6.5% 41 min
F9 3287 LGA 06:29 ATL 09:17 2h 48m 365 63% 7.1% 95 min
DL 342 LGA 06:59 ATL 09:20 2h 21m 349 94% 4.0% 68 min
DL 364 LGA 08:00 ATL 10:29 2h 27m 283 92% 4.2% 48 min
DL 992 LGA 09:00 ATL 11:28 2h 28m 356 87% 4.2% 64 min
AA 4606flown by Republic LGA 09:00 ATL 11:36 2h 36m 84 80% 4.8% 36 min
DL 989 LGA 10:00 ATL 12:27 2h 27m 326 84% 2.8% 65 min
DL 993 LGA 10:59 ATL 13:20 2h 21m 348 83% 1.4% 53 min
AA 4605flown by Republic LGA 11:51 ATL 14:28 2h 35m 72 83% 2.8% 67 min
DL 990 LGA 11:59 ATL 14:20 2h 21m 334 83% 4.5% 73 min
DL 994 LGA 13:00 ATL 15:26 2h 27m 329 82% 2.1% 64 min
AA 4624flown by Republic LGA 13:58 ATL 16:33 2h 34m 62 68% 4.8% 96 min
DL 988 LGA 13:59 ATL 16:30 2h 30m 342 76% 1.2% 64 min
DL 974 LGA 15:00 ATL 17:53 2h 53m 351 81% 2.8% 99 min
DL 969 LGA 16:00 ATL 18:48 2h 48m 321 70% 3.4% 68 min
AA 4607flown by Republic LGA 16:29 ATL 19:06 2h 37m 79 59% 10.1% 61 min
DL 968 LGA 17:00 ATL 19:50 2h 50m 355 76% 2.5% 85 min
DL 964 LGA 18:00 ATL 21:10 3h 10m 325 71% 3.7% 71 min
F9 3453 LGA 18:48 ATL 21:41 2h 53m 235 46% 9.4% 101 min
DL 970 LGA 18:59 ATL 21:40 2h 41m 234 66% 2.1% 91 min
AA 4599flown by Republic LGA 19:35 ATL 22:15 2h 38m 87 64% 11.5% 91 min
DL 975 LGA 20:30 ATL 23:43 3h 13m 293 68% 6.5% 98 min
F9 3457 LGA 20:44 ATL 23:28 2h 47m 28 50% 7.1% 69 min
F9 4347 LGA 22:00 ATL 00:27 2h 27m 291 60% 6.5% 128 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 LGA ATL 2h 30m 81% 3.3% 4,932 Flying now
American LGA ATL 2h 37m 78% 5.2% 1,739 Flying now
Frontier LGA ATL 2h 48m 57% 7.5% 919 Flying now
Southwest LGA ATL 2h 35m 76% 2.9% 815 Not flying now
Spirit LGA ATL – 100%few flights 0.0% 6 Not 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