How reliable is Burlington International Airport?
Flights from BTV departed within 15 minutes of schedule in 83% of 52,299 flights in official BTS history — and weather is calmest in May. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the departure punctuality at BTV looks like
On-time departures
across 52,299 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
Advertisement
Weather by month
When the weather works for you at Burlington
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 94/100 favorability
Roughest month
Most disruptive — snow, low visibility & fog · 76/100 favorability
The read on BTV
What the numbers say about flying through Burlington International Airport
Across official performance history, flights from Burlington left within 15 minutes of schedule about 83% of the time over 52,299 flights. That's a solid, better-than-average operational record. Pair it with an elevated cancellation rate of 3.1% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around 15 minutes.
On weather, Burlington is an unusually calm-weather airport year-round. May is the calmest stretch for flying, scoring 94 out of 100 for favorable conditions, while January is the most disruptive at 76, driven mainly by snow and low visibility & fog. The seasonal swing is real but manageable; favor the calmer months when your dates are flexible.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Burlington, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about BTV
- How reliable is Burlington International Airport (BTV)?
- Flights from Burlington left within 15 minutes of schedule roughly 83% of the time across 52,299 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 3.1%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from BTV for good weather?
- May has the calmest flying weather at Burlington International Airport. January is the most disruptive, mainly from snow and low visibility & fog.
Planning a trip through Burlington?
Score real flights to and from BTV on reliability, weather, and connection safety — not just price.