Direct flights from Boise to Denver
All flights from BOI to DEN non-stop. There are direct flights from Boise Air Terminal (BOI), Idaho, USA to Denver International (DEN), Colorado, USA with United Airlines, Southwest Airlines and Frontier Airlines. 58 weekly departures are currently scheduled on this route. Departure times range from 05:00 to 18:25 depending on the schedule period. The flight distance is 651 miles (1047 km). Flight time ranges from 1 hour and 40 minutes to 2 hours and 17 minutes.
Boise
, USA
Airlines with non-stop routes:
United Airlines
Southwest Airlines
Frontier Airlines
Flight schedule from Boise to Denver with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-31
Flight schedule from Boise to Denver with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-31
Flight schedule from Boise to Denver with Frontier Airlines
This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at
Boise to Denver scheduled departures
Select a date to see every published non-stop departure between BOI and DEN.
BOI - DEN route facts
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Distance651 miles (1047 km)
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Flight time1 hour and 40 minutes to 2 hours and 17 minutes
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Airlines United Southwest Frontier
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Airline alliancesStar Alliance Low-cost carrier
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CabinsEconomy Business First
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Hub airportsUnited Airlines: DEN
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AircraftUnited Airlines: Embraer 175 (Enhanced Winglets), Canadair (Bombardier) Regional Jet 200, Boeing 737MAX 9 Passenger, Boeing 737-900 Passenger, Boeing 737-800 Passenger, Airbus A320 and Airbus A319Southwest Airlines: Boeing 737MAX 8 Passenger, Boeing 737-700 Passenger (Scimitar Winglets) and Boeing 737-800 (winglets) Passenger/BBJ2Frontier Airlines: Airbus A320neo and Airbus A321neo
