ON TIMEBOARD

HPN → DTW on time

Westchester (White Plains, NY) to Detroit Metro (Detroit, MI). Every scheduled flight, September 2025 to August 2026.

On time
72%
arrived < 15 min late
Cancelled
3.0%
689 flights
Typical arrival
−8 min
median vs schedule
When late
+93 min
average delay
Flights / day
2
1 airline

72% of flights from White Plains to Detroit arrived on time over the past 12 months. That is worse than the typical U.S. route. The noon departures ran on time 74% of the time; the 5 p.m. ones 71%. 16% 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 HPN → DTW: when a flight was late, it was under 45 minutes late 40% of the time. About 1 in 8 flights landed an hour or more late, and 1 in 31 three hours or more; 3.0% were cancelled outright.

Share of all 689 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines68972%3.0%−8 min12.9%+93 minEndeavor Air 95%, SkyWest 5%

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 HPN). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%noon departures: 74% on time (359 flights)7412p1 p.m. departures: too few flights1p2 p.m. departures: too few flights2p3 p.m. departures: too few flights3p4 p.m. departures: too few flights4p5 p.m. departures: 71% on time (330 flights)715p
HPN → DTW, 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

Last flight of the day

On HPN → DTW, each airline's last flight of the day was cancelled 3.0% of the time, against 3.0% for its earlier flights, about the same. It arrived 3+ hours late 3.6% of the time (earlier flights: 2.4%). 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 Lines5:12 p.m.3.0%3.6%3.0%first flight 12:36 p.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 (86%). Worst: July (61%).

40%70%100%Jan: 65% on time (220 flights)65JanFeb: 81% on time (205 flights)81FebMar: 82% on time (233 flights)82MarApr: 81% on time (227 flights)81AprMay: 71% on time (188 flights)71MayJun: 69% on time (176 flights)69JunJul: 61% on time (181 flights)61JulAug: 68% on time (186 flights)68AugSep: 80% on time (218 flights)80SepOct: 86% on time (243 flights)86OctNov: 86% on time (221 flights)86NovDec: 74% on time (208 flights)74Dec

By day of week

DayFlightsOn timeCancelled
Monday10669%5.7%
Tuesday98——
Wednesday96——
Thursday10178%2.0%
Friday10463%0.0%
Saturday81——
Sunday10363%6.8%

Why flights were late

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

Late inbound plane 59%Air traffic & airport (NAS) 17%Airline (crew, maintenance, ops) 17%Severe weather 7%

Cancellations: airline 11 · weather 5 · air traffic/airport 5

Month by month

50%75%100%Sep 2023Jan 2024Jan 2025Jan 2026Sep 2023: 83% on time, 2.0% cancelledOct 2023: 89% on time, 0.0% cancelledNov 2023: 94% on time, 0.0% cancelledJan 2024: 60% on time, 7.6% cancelledFeb 2024: 91% on time, 1.9% cancelledMar 2024: 90% on time, 0.0% cancelledApr 2024: 82% on time, 0.9% cancelled
Share of flights on time, by month (hover a point for cancellations)
HPN → DTW, monthly on-time and cancellation rate.

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of White Plains or Detroit. None has been clearly more reliable than HPN → DTW.

RouteFlightsOn timeCancelled
HPN → DTW (this route)68972%3.0%
EWR → DTW Newark to Detroit Metro3,69975%5.6%
JFK → DTW New York JFK to Detroit Metro1,88573%4.2%
LGA → DTW LaGuardia to Detroit Metro3,86573%5.2%

Questions

How often are flights from HPN to DTW on time?

72% of 689 scheduled flights from White Plains, NY to Detroit, MI arrived within 15 minutes of schedule between September 2025 and August 2026. 3.0% were cancelled.

What is the best time of day to fly HPN to DTW?

Flights scheduled to leave at noon were the most reliable (74% on time). The 5 p.m. departures were the least (71%).

What month has the most delays from HPN to DTW?

July (61% on time). The best month is October (86%), over 2023–2026.

Is the last flight of the day from HPN to DTW more likely to be cancelled?

Not much. Each airline's last HPN–DTW flight of the day was cancelled 3.0% of the time over the past year, against 3.0% 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.