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Flight records through . Security counts through .

Which ATL to BUF flight is punctual? Delta 2266, 2 pm.

84% on time across 91 flights in the last 3 months, never cancelled.

Find your flightATL security
DepartsFlightOn time
2:00 pmDL 226684%
9:10 amDL 138479%
11:45 amF9 140861%
9:52 pmDL 233460%
4:47 pmDL 205060%
5 of 5 regular flights, ranked by arrivals on time, June to August 2026.

Which airline is most reliable? Delta, by a distance.

Delta landed on time 78% of the time, Frontier 66%.

Flight records,

  • Delta

    78%

    on time

    1.8% cancelled

  • Frontier

    66%

    on time

    2.5% cancelled

When do the flights leave? 5 regular flights, 9:10 am to 9:52 pm.

F9 1408 was cancelled most often, 4% of the time.

Flight records,

  1. DL 1384 9:10 am, 1% cancelled 79%
  2. DL 2266 2:00 pm, 0% cancelled 84%
  3. DL 2050 4:47 pm, 1% cancelled 60%
  4. DL 2334 9:52 pm, 2% cancelled 60%
  1. F9 1408 11:45 am, 4% cancelled 61%

What time should I fly? The 9 am departures.

84% landed on time; at 10 am, 57%. Wednesday was the best day, Saturday the worst.

Flight records,

DepartsLanded on time
8 am79%
9 am84%
10 am57%
11 am58%
1 pm81%
2 pm76%
3 pm74%
4 pm70%
9 pm72%

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.