Denver (DEN) to Burlington (BTV): On-Time Performance
Data through May 2026
Denver (DEN) to Burlington (BTV) is a thinner route than most in this dataset — 224 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 79% arrived on time.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 0.3%
- Flights/day
- 0.61
- last 12 months
- Duration
- 3h 40m
- scheduled
- Distance
- 1,639 mi
Monthly on-time trend
Best time to fly from DEN to BTV
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 77% | 11 min |
| Tuesdaybest | 85% | 6 min |
| Wednesdaybest | 85% | 8 min |
| Thursday | 82% | 6 min |
| Friday | 79% | 9 min |
| Saturday | 75% | 13 min |
| Sunday | 74% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft37%
- Airline operations31%
- National airspace system32%
Frequently asked questions
- How often are flights from DEN to BTV delayed?
- 21% of DEN–BTV flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 10 minutes.
- How long is the flight from DEN to BTV?
- The scheduled DEN–BTV flight time averages 3h 40m over 1,639 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are DEN to BTV flights cancelled?
- 0.3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from DEN to BTV?
- July 2025 was the roughest month in this dataset, with only 69% of arrivals on time. The best was September 2024 at 97%. If your dates are flexible, that 28-point gap is worth planning around.
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Based on 382 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.