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Patrick Leahy Burlington International Airport (BTV) currently has nonstop service to 18 destinations on 7 airlines in our latest departure data. The busiest route is to Chicago (ORD), served by 2 carriers, and the largest operator here is American Airlines with nonstops to 5 destinations. 1 of its routes are international.
Route data as of September 23, 2026, based on a 7-day departures sample.
This schedule snapshot includes nonstop flights from BTV to 18 destinations, including 1 international route. The snapshot shows about 33 flights per day across those routes. The busiest options start with Chicago (ORD), Washington (IAD), Washington (DCA).
1 international route in this schedule set
United States 17 · Canada 1
5-6/day on 2 airlines
Bombardier CRJ · Embraer E-Jet · Airbus A320 family
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
Ranked by destinations served, then daily frequency.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Patrick Leahy Burlington International Airport (BTV / KBTV) is located in Burlington, United States.
The IATA code is BTV. The ICAO code is KBTV.
The busiest scheduled route from BTV in our current departure data is BTV to ORD (Chicago), with 5-6/day across 2 airlines.
American Airlines is the largest operator in our BTV schedule data, serving 5 destinations with 11-12/day.
This schedule snapshot includes 1 international route and 17 domestic routes from BTV.
7 airlines operate at BTV. Top carriers include American Airlines, Delta Air Lines, United Airlines, Breeze Airways, Mesa Airlines.
This schedule snapshot includes direct flights from BTV to 18 destinations including Chicago, Washington, Newark, Washington, Detroit.
View live arrivals and departures at BTV on FlightRadar24.
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