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Flight records through . Security counts through .

Which ATL to MDT flight is punctual? Delta 1248, 9:19 am.

89% on time across 92 flights in the last 3 months, never cancelled.

Find your flightATL security
DepartsFlightOn time
9:19 amDL 124889%
11:15 amDL 471777%
12:23 pmDL 251772%
9:59 pmDL 128371%
3:41 pmDL 285768%
5 of 5 regular flights, ranked by arrivals on time, June to August 2026.

When do the flights leave? 5 regular flights, 9:19 am to 9:59 pm.

DL 1283 was cancelled most often, 2% of the time.

Flight records,

  1. DL 1248 9:19 am, 0% cancelled 89%
  2. DL 4717 11:15 am, 0% cancelled 77%
  3. DL 2517 12:23 pm, 0% cancelled 72%
  4. DL 2857 3:41 pm, 1% cancelled 68%
  5. DL 1283 9:59 pm, 2% cancelled 71%

What time should I fly? The 9 am departures.

87% landed on time; at 4 pm, 69%. Wednesday was the best day, Monday the worst.

Flight records,

DepartsLanded on time
9 am87%
10 am83%
11 am75%
12 pm74%
3 pm77%
4 pm69%
9 pm76%

When is ATL security busiest? 6 to 8 am, then 2 pm.

Calmest around 11 am. Atlanta security, hour by hour.

Security counts,

4a8a12p4p8p
Mon
Tue
Wed
Thu
Fri
Sat
Sun
MonTueWedThuFriSatSun
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p

Monday, 7 am

7,630

people screened, all terminals.