Northern Colorado Regional Airport

Northern Colorado Regional Airport is an airport located in Fort Collins/Loveland Colorado, US. The airport's IATA code is FNL, which is the three-letter code used on boarding passes and flight bookings. The ICAO code is KFNL, used by air traffic control and pilots for flight planning.

The airport operates in the America/Denver timezone. When planning flights to or from FNL, use our flight duration calculator to account for timezone differences, especially for international travel.

Northern Colorado Regional Airport sits at an elevation of 5,020 feet (1,530 meters) above sea level.

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