Historical on-time performance
Burlington to Denver
1,639 miData through Dec 2025Source: US DOT · BTS
Flights on BTV–DEN arrive on time 56% of the time over the last 12 months.
On-time rate56%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 191 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time56%Median5 minp9065 minCancel1.6%Flights191
Why flights run late
Delay causes
- Airline64%
- Weather0%
- Air traffic (NAS)21%
- Late aircraft15%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BTV → DEN
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best day of week
On-time rates are fairly even by day on this route — ranging from 57% to 76% on time.
- Wednesdays76% on time · p90 20 min · 62 flights · limited
- Sundays68% on time · p90 85 min · 72 flights · limited
- Mondays64% on time · p90 95 min · 64 flights · limited
- Tuesdays63% on time · p90 55 min · 62 flights · limited
- Saturdays62% on time · p90 100 min · 65 flights · limited
- Fridays61% on time · p90 80 min · 66 flights · limited
- Thursdays57% on time · p90 120 min · 63 flights · limited
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