Hartsfield Jackson Atlanta (ATL) – São Paulo/Guarulhos–Governor André Franco Montoro (GRU)
In March 2026, 109 flights operated between Hartsfield Jackson Atlanta and São Paulo/Guarulhos–Governor André Franco Montoro (both directions), and 74.3% left on time, according to Brazil's ANAC.
Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.
Flight timing & delays
Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.
Times are local to the departure airport of each flight; both directions are combined.
Every flight on this route reported to ANAC
Source: Brazil's ANAC · Oct 12, 2024 → Mar 28, 2026
Lowest average delay10:00–11:002.2min · 404 recorded · 402 measured
Gap to highest-delay hour27.1min10:00 ↔ 19:00
Recorded flights2,099ATL–GRU
Departure hour
On-time departuresData Integrity
100.050.00.0
00:0003:0006:0009:0012:0015:0018:0021:00
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Average departure delayData Integrity
29.214.60.0
00:0003:0006:0009:0012:0015:0018:0021:00
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Recorded flightsData Integrity
8404200
00:0003:0006:0009:0012:0015:0018:0021:00
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View the figures
Departure hour
On-time departures
Average departure delay
With departure time
Recorded flights
00:00
No observations
—
—
—
01:00
No observations
—
—
—
02:00
No observations
—
—
—
03:00
No observations
—
—
—
04:00
No observations
—
—
—
05:00
No observations
—
—
—
06:00
No observations
—
—
—
07:00
No observations
—
—
—
08:00
No observations
—
—
—
09:00
No observations
—
—
—
10:00
91.5%
2.2 min
402
404
11:00
No observations
—
—
—
12:00
No observations
—
—
—
13:00
No observations
—
—
—
14:00
No observations
—
—
—
15:00
No observations
—
—
—
16:00
No observations
—
—
—
17:00
No observations
—
—
—
18:00
72.3%
21.1 min
314
315
19:00
56.0%
29.2 min
216
217
20:00
No observations
—
—
—
21:00
Fewer than 200 measured departures
—
113
115
22:00
74.3%
21.5 min
835
840
23:00
79.0%
29.2 min
205
208
Day of week
On-time departuresData Integrity
100.050.00.0
MonTueWedThuFriSatSun
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Average departure delayData Integrity
24.112.00.0
MonTueWedThuFriSatSun
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Recorded flightsData Integrity
3051530
MonTueWedThuFriSatSun
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View the figures
Day of week
On-time departures
Average departure delay
With departure time
Recorded flights
Monday
77.8%
14.7 min
293
295
Tuesday
76.0%
19.0 min
296
297
Wednesday
75.0%
16.0 min
296
297
Thursday
78.0%
20.0 min
296
297
Friday
79.3%
21.9 min
299
304
Saturday
74.0%
24.1 min
304
305
Sunday
75.4%
17.6 min
301
304
Month of year
Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.
On-time departuresData Integrity
100.050.00.0
JanFebMarAprMayJunJulAugSepOctNovDec
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Average departure delayData Integrity
29.714.80.0
JanFebMarAprMayJunJulAugSepOctNovDec
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Recorded flightsData Integrity
2481240
JanFebMarAprMayJunJulAugSepOctNovDec
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View the figures
Month of year
On-time departures
Average departure delay
With departure time
Recorded flights
Jan
76.0%
23.6 min
246
248
Feb
81.8%
10.0 min
220
223
Mar
66.8%
29.7 min
232
232
Apr
Fewer than 200 measured departures
—
119
120
May
Fewer than 200 measured departures
—
121
124
Jun
Fewer than 200 measured departures
—
120
120
Jul
Fewer than 200 measured departures
—
124
124
Aug
Fewer than 200 measured departures
—
124
124
Sep
Fewer than 200 measured departures
—
106
106
Oct
Fewer than 200 measured departures
—
190
190
Nov
82.0%
12.8 min
239
240
Dec
76.2%
14.6 min
244
248
Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.
Recorded outcomes
On time76.0%1,595
Delayed >15 min23.3%490
Cancelled0.7%14
Missing departure time0.0%0
All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.
On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.
Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.