ON TIMEBOARD

DTW → BTV on time

Detroit Metro (Detroit, MI) to Patrick Leahy Burlington (Burlington, VT). Every scheduled flight, September 2025 to August 2026.

On time
67%
arrived < 15 min late
Cancelled
1.9%
803 flights
Typical arrival
−3 min
median vs schedule
When late
+92 min
average delay
Flights / day
2
1 airline

67% of flights from Detroit to Burlington arrived on time over the past 12 months. That is worse than the typical U.S. route. The 2 p.m. departures ran on time 72% of the time; the 9 p.m. ones 64%. 17% 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 DTW → BTV: when a flight was late, it was under 45 minutes late 39% of the time. About 1 in 7 flights landed an hour or more late, and 1 in 33 three hours or more; 1.9% were cancelled outright.

Share of all 803 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Delta Air Lines80367%1.9%−3 min14.4%+92 minEndeavor Air 55%, SkyWest 45%, Delta Air Lines 0%

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

40%70%100%10 a.m. departures: too few flights (93 flights)10a11 a.m. departures: too few flights11anoon departures: too few flights12p1 p.m. departures: too few flights1p2 p.m. departures: 72% on time (349 flights)722p3 p.m. departures: too few flights (7 flights)3p4 p.m. departures: too few flights (4 flights)4p5 p.m. departures: too few flights5p6 p.m. departures: too few flights6p7 p.m. departures: too few flights7p8 p.m. departures: too few flights8p9 p.m. departures: 64% on time (350 flights)649p
DTW → BTV, 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 DTW → BTV, each airline's last flight of the day was cancelled 2.6% of the time, against 1.4% for its earlier flights (1.9× as often). It arrived 3+ hours late 2.9% of the time (earlier flights: 3.0%). 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 Lines9:29 p.m.2.6%2.9%1.4%first flight 10:54 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 BTV tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: November (87%). Worst: December (55%).

40%70%100%Jan: 59% on time (121 flights)59JanFeb: 66% on time (110 flights)66FebMar: 69% on time (124 flights)69MarApr: 84% on time (142 flights)84AprMay: 83% on time (155 flights)83MayJun: 71% on time (173 flights)71JunJul: 67% on time (183 flights)67JulAug: 72% on time (185 flights)72AugSep: 84% on time (137 flights)84SepOct: 86% on time (148 flights)86OctNov: 87% on time (110 flights)87NovDec: 55% on time (119 flights)55Dec

By day of week

DayFlightsOn timeCancelled
Monday12060%1.7%
Tuesday11567%1.7%
Wednesday11365%0.9%
Thursday11371%0.0%
Friday11570%4.3%
Saturday11072%0.9%
Sunday11763%3.4%

Why flights were late

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

Airline (crew, maintenance, ops) 64%Late inbound plane 15%Air traffic & airport (NAS) 11%Severe weather 10%

Cancellations: weather 9 · airline 3 · air traffic/airport 3

Month by month

Not enough months with data to draw a trend.

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 50829:15 p.m.21369%1.9%−4 minEndeavor Air

Worst days in the past year

DateFlightsOn timeCancelled
Aug 16, 202630%0
Aug 11, 202630%0
Jul 19, 202630%0
Jun 14, 202630%0
Jul 5, 202630%0

Questions

How often are flights from DTW to BTV on time?

67% of 803 scheduled flights from Detroit, MI to Burlington, VT 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 DTW to BTV?

Flights scheduled to leave at 2 p.m. were the most reliable (72% on time). The 9 p.m. departures were the least (64%).

What month has the most delays from DTW to BTV?

December (55% on time). The best month is November (87%), over 2023–2026.

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

Yes. Each airline's last DTW–BTV flight of the day was cancelled 2.6% of the time over the past year, against 1.4% 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.