ON TIMEBOARD

PBI → ATL on time

President Donald J. Trump (West Palm Beach/Palm Beach, FL) to Atlanta Hartsfield-Jackson (Atlanta, GA). Every scheduled flight, September 2025 to August 2026.

On time
81%
arrived < 15 min late
Cancelled
1.6%
3,475 flights
Typical arrival
−9 min
median vs schedule
When late
+67 min
average delay
Flights / day
10
2 airlines

81% of flights from West Palm Beach to Atlanta arrived on time over the past 12 months. That is about the typical U.S. route. The 6 a.m. departures ran on time 95% of the time; the 1 p.m. ones 68%. 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 PBI → ATL: when a flight was late, it was under 45 minutes late 52% of the time. About 1 in 16 flights landed an hour or more late, and 1 in 112 three hours or more; 1.6% were cancelled outright.

Share of all 3,475 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines3,40282%1.6%−9 min5.6%+64 minDelta Air Lines
Frontier Airlines73—————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 PBI). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%6 a.m. departures: 95% on time (334 flights)956a7 a.m. departures: 92% on time (323 flights)927a8 a.m. departures: 90% on time (334 flights)908a9 a.m. departures: 89% on time (333 flights)899a10 a.m. departures: 87% on time (111 flights)8710a11 a.m. departures: 84% on time (308 flights)8411anoon departures: 73% on time (262 flights)7312p1 p.m. departures: 68% on time (152 flights)681p2 p.m. departures: 77% on time (253 flights)772p3 p.m. departures: 72% on time (151 flights)723p4 p.m. departures: 70% on time (325 flights)704p5 p.m. departures: too few flights (53 flights)5p6 p.m. departures: 72% on time (330 flights)726p7 p.m. departures: 73% on time (206 flights)737p
PBI → ATL, 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
6 a.m.95%
7 a.m.92%
8 a.m.90%
9 a.m.89%
10 a.m.87%
11 a.m.84%
noon73%
1 p.m.77%
2 p.m.77%
3 p.m.73%
4 p.m.70%
6 p.m.72%
7 p.m.78%

Last flight of the day

On PBI → ATL, each airline's last flight of the day was cancelled 1.5% of the time, against 1.6% for its earlier flights, about the same. It arrived 3+ hours late 1.2% of the time (earlier flights: 0.8%). 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 Lines6:28 p.m.1.5%1.2%1.6%first flight 6:00 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.

By month

Each calendar month pooled over 2023–2026. Best: October (90%). Worst: July (75%).

40%70%100%Jan: 81% on time (965 flights)81JanFeb: 83% on time (936 flights)83FebMar: 78% on time (1,093 flights)78MarApr: 84% on time (1,062 flights)84AprMay: 81% on time (1,084 flights)81MayJun: 81% on time (1,004 flights)81JunJul: 75% on time (1,015 flights)75JulAug: 79% on time (655 flights)79AugSep: 87% on time (911 flights)87SepOct: 90% on time (960 flights)90OctNov: 90% on time (924 flights)90NovDec: 83% on time (981 flights)83Dec

By day of week

DayFlightsOn timeCancelled
Monday51574%2.3%
Tuesday48484%1.2%
Wednesday47390%0.4%
Thursday50980%0.2%
Friday51382%1.0%
Saturday47386%3.0%
Sunday50873%3.1%

Why flights were late

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

Late inbound plane 42%Airline (crew, maintenance, ops) 28%Air traffic & airport (NAS) 22%Severe weather 8%

Cancellations: airline 44 · weather 12

Month by month

60%80%100%Sep 2023Jan 2024Jan 2025Jan 2026Sep 2023: 88% on time, 0.3% cancelledOct 2023: 93% on time, 0.0% cancelledNov 2023: 96% on time, 0.0% cancelledDec 2023: 91% on time, 0.0% cancelledJan 2024: 84% on time, 0.0% cancelledFeb 2024: 89% on time, 0.0% cancelledMar 2024: 82% on time, 0.0% cancelledApr 2024: 88% on time, 0.3% cancelledMay 2024: 82% on time, 0.5% cancelledJun 2024: 85% on time, 0.5% cancelledJul 2024: 68% on time, 6.9% cancelledAug 2024: 78% on time, 0.9% cancelledSep 2024: 87% on time, 0.0% cancelledOct 2024: 92% on time, 2.7% cancelledNov 2024: 90% on time, 0.0% cancelledDec 2024: 80% on time, 0.0% cancelledJan 2025: 77% on time, 4.2% cancelledFeb 2025: 81% on time, 0.7% cancelledMar 2025: 80% on time, 0.6% cancelledApr 2025: 84% on time, 0.9% cancelledMay 2025: 77% on time, 0.6% cancelledJun 2025: 71% on time, 2.1% cancelledJul 2025: 81% on time, 0.6% cancelledAug 2025: 80% on time, 1.3% cancelledSep 2025: 86% on time, 0.0% cancelledOct 2025: 86% on time, 0.0% cancelledNov 2025: 85% on time, 1.6% cancelledDec 2025: 78% on time, 3.4% cancelledJan 2026: 83% on time, 3.1% cancelledFeb 2026: 79% on time, 0.0% cancelledMar 2026: 72% on time, 3.5% cancelledApr 2026: 78% on time, 0.6% cancelledMay 2026: 84% on time, 2.1% cancelledJun 2026: 86% on time, 2.0% cancelledJul 2026: 77% on time, 1.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
PBI → ATL, 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 13766:00 a.m.32695%1.5%−14 minDelta Air Lines
DL 13527:00 a.m.33192%1.2%−10 minDelta Air Lines
DL 13018:00 a.m.33490%0.6%−13 minDelta Air Lines
DL 126610:00 a.m.16981%3.5%−10 minDelta Air Lines
DL 131111:00 a.m.33484%2.7%−10 minDelta Air Lines
DL 152712:51 p.m.33476%1.8%−6 minDelta Air Lines
DL 11901:59 p.m.31776%1.3%−5 minDelta Air Lines
DL 8384:52 p.m.33071%2.1%−3 minDelta Air Lines
DL 14586:11 p.m.32772%0.9%−7 minDelta Air Lines

Worst days in the past year

DateFlightsOn timeCancelled
Mar 16, 2026110%5
Dec 7, 2025128%1
Mar 17, 2026119%3
May 7, 20261118%0
Apr 28, 20261118%0

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of West Palm Beach or Atlanta. None has been clearly more reliable than PBI → ATL.

RouteFlightsOn timeCancelled
PBI → ATL (this route)3,47581%1.6%
FLL → ATL Fort Lauderdale to Atlanta Hartsfield-Jackson7,36669%2.6%

Questions

How often are flights from PBI to ATL on time?

81% of 3,475 scheduled flights from West Palm Beach/Palm Beach, FL to Atlanta, GA arrived within 15 minutes of schedule between September 2025 and August 2026. 1.6% were cancelled.

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

Flights scheduled to leave at 6 a.m. were the most reliable (95% on time). The 1 p.m. departures were the least (68%).

What month has the most delays from PBI to ATL?

July (75% on time). The best month is October (90%), over 2023–2026.

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

Not much. Each airline's last PBI–ATL flight of the day was cancelled 1.5% 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.