Historical on-time performance
Chicago to Burlington
763 miData through Dec 2025Source: US DOT · BTS
Flights on ORD–BTV arrive on time 71% of the time over the last 12 months.
On-time rate71%arrived within 15 min
p90 delay65 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 1,082 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Republic AirwaysOn-time92%Medianon timep905 minCancel0.0%Flights110
- Envoy AirOn-time83%Medianon timep9025 minCancel0.0%Flights53
- SkyWest AirlinesOn-time49%Median10 minp90140 minCancel2.7%Flights256
- United AirlinesOn-time76%Medianon timep9055 minCancel0.6%Flights663
Why flights run late
Delay causes
- Airline47%
- Weather16%
- Air traffic (NAS)8%
- Late aircraft30%
- 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 ORD → BTV
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 62% to 85% on time.
- Mornings85% on time · p90 20 min · 183 flights · limited
- Middays82% on time · p90 35 min · 1,223 flights
- Evenings69% on time · p90 65 min · 1,408 flights
- Afternoons64% on time · p90 60 min · 137 flights · limited
- Overnights62% on time · p90 50 min · 53 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 79% on time.
- Wednesdays79% on time · p90 50 min · 415 flights
- Tuesdays77% on time · p90 50 min · 410 flights
- Saturdays75% on time · p90 50 min · 427 flights
- Mondays75% on time · p90 60 min · 434 flights
- Sundays74% on time · p90 55 min · 439 flights
- Fridays73% on time · p90 50 min · 441 flights
- Thursdays73% on time · p90 45 min · 438 flights
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