ON TIMEBOARD

ATL → SYR on time

Atlanta Hartsfield-Jackson (Atlanta, GA) to Syracuse Hancock (Syracuse, NY). Every scheduled flight, September 2025 to August 2026.

On time
78%
arrived < 15 min late
Cancelled
1.9%
1,124 flights
Typical arrival
−4 min
median vs schedule
When late
+55 min
average delay
Flights / day
3
2 airlines

78% of flights from Atlanta to Syracuse arrived on time over the past 12 months. That is about the typical U.S. route. The 8 a.m. departures ran on time 88% of the time; the 9 p.m. ones 72%. 8% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for ATL → SYR: when a flight was late, it was under 45 minutes late 55% of the time. About 1 in 16 flights landed an hour or more late, and 1 in 187 three hours or more; 1.9% were cancelled outright.

Share of all 1,124 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines1,09678%1.8%−4 min6.4%+55 minDelta Air Lines
Frontier Airlines28—————Frontier Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at ATL). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%8 a.m. departures: 88% on time (114 flights)888a9 a.m. departures: 83% on time (220 flights)839a10 a.m. departures: too few flights (1 flights)10a11 a.m. departures: too few flights (53 flights)11anoon departures: too few flights (58 flights)12p1 p.m. departures: too few flights (4 flights)1p2 p.m. departures: too few flights (7 flights)2p3 p.m. departures: 83% on time (256 flights)833p4 p.m. departures: too few flights (41 flights)4p5 p.m. departures: too few flights5p6 p.m. departures: too few flights6p7 p.m. departures: too few flights (2 flights)7p8 p.m. departures: too few flights (4 flights)8p9 p.m. departures: 72% on time (325 flights)729p10 p.m. departures: too few flights (34 flights)10p
ATL → SYR, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By airline and hour

DepartsDelta Air Lines
8 a.m.89%
9 a.m.82%
3 p.m.83%
9 p.m.72%

Last flight of the day

On ATL → SYR, each airline's last flight of the day was cancelled 2.2% of the time, against 1.6% for its earlier flights (1.3× as often). It arrived 3+ hours late 0.8% of the time (earlier flights: 0.4%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Delta Air Lines9:45 p.m.2.2%0.8%1.6%first flight 9:15 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in SYR tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: September (87%). Worst: July (65%).

40%70%100%Jan: 70% on time (237 flights)70JanFeb: 80% on time (232 flights)80FebMar: 81% on time (268 flights)81MarApr: 81% on time (264 flights)81AprMay: 78% on time (280 flights)78MayJun: 72% on time (292 flights)72JunJul: 65% on time (320 flights)65JulAug: 78% on time (315 flights)78AugSep: 87% on time (253 flights)87SepOct: 86% on time (267 flights)86OctNov: 87% on time (252 flights)87NovDec: 74% on time (259 flights)74Dec

By day of week

DayFlightsOn timeCancelled
Monday17873%1.7%
Tuesday16280%0.6%
Wednesday16191%1.2%
Thursday16480%0.6%
Friday17275%1.7%
Saturday12380%2.4%
Sunday16472%4.9%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 50%Late inbound plane 27%Air traffic & airport (NAS) 19%Severe weather 4%

Cancellations: airline 13 · weather 8

Month by month

50%75%100%Sep 2023Jan 2024Jan 2025Jan 2026Jun 2024: 74% on time, 3.0% cancelledJul 2024: 59% on time, 7.6% cancelledAug 2025: 80% on time, 2.9% cancelledJul 2026: 68% on time, 1.7% cancelledAug 2026: 76% on time, 0.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
ATL → SYR, monthly on-time and cancellation rate.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
DL 13759:00 a.m.36384%1.9%−7 minDelta Air Lines
DL 26903:43 p.m.29979%1.7%−3 minDelta Air Lines
DL 21239:40 p.m.36573%2.2%−2 minDelta Air Lines

Worst days in the past year

DateFlightsOn timeCancelled
Mar 16, 202630%1
Jun 18, 202630%1
Dec 28, 202530%1
Jan 4, 202630%0
Dec 7, 202530%0

Questions

How often are flights from ATL to SYR on time?

78% of 1,124 scheduled flights from Atlanta, GA to Syracuse, NY arrived within 15 minutes of schedule between September 2025 and August 2026. 1.9% were cancelled.

What is the best time of day to fly ATL to SYR?

Flights scheduled to leave at 8 a.m. were the most reliable (88% on time). The 9 p.m. departures were the least (72%).

What month has the most delays from ATL to SYR?

July (65% on time). The best month is September (87%), over 2023–2026.

Is the last flight of the day from ATL to SYR more likely to be cancelled?

Yes. Each airline's last ATL–SYR flight of the day was cancelled 2.2% of the time over the past year, against 1.6% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.