Nonstop flights from Boise to Denver

3 airlines fly this route, with up to 9 flights a day.

BOIBoise

648 mi · 59 flights a week

DENDenver International

BOIDEN

When they leave

Boise time

5:00a5:46pFirst departure 5:00 AM, last 5:46 PM

Eight in the morning, 5:00 AM to 11:30 AM, then five in the afternoon, 1:24 PM to 4:25 PM, then one evening flight at 5:46 PM.

Every flight

Earliest first

5:00 AM→7:05 AMUnited AirlinesEmbraer 175Daily
6:30 AM→8:29 AMUnited AirlinesBoeing 737Daily
7:10 AM→9:00 AMSouthwest AirlinesBoeing 737 MAX 8Mon, Sun
8:05 AM→9:55 AMSouthwest AirlinesBoeing 737-700Thu, Fri
8:20 AM→10:10 AMSouthwest AirlinesBoeing 737-700Tue, Wed, Thu, Fri, Sat
9:35 AM→11:25 AMSouthwest AirlinesBoeing 737Mon, Sun
10:20 AM→12:27 PMUnited AirlinesEmbraer 175Daily
11:30 AM→1:20 PMSouthwest AirlinesBoeing 737Tue, Wed, Thu, Fri, Sat
1:24 PM→3:30 PMFrontier AirlinesUntil Oct 25Airbus A321Tue, Thu, Sun
2:25 PM→4:20 PMSouthwest AirlinesBoeing 737-700Tue, Wed, Sat
2:41 PM→4:40 PMUnited AirlinesBoeing 737Daily
3:55 PM→5:55 PMSouthwest AirlinesBoeing 737-700Sun
4:25 PM→6:20 PMSouthwest AirlinesBoeing 737 MAX 8Mon
5:46 PM→7:45 PMUnited AirlinesBoeing 737Daily

Schedules last checked Sep 19, 2026. Times are local.

Flying from Boise to Denver

United Airlines flies most often, 5 times a day on the Boeing 737 and Embraer 175. Southwest Airlines flies 3 times a day on the Boeing 737-700, Boeing 737 and Boeing 737 MAX 8. Frontier Airlines flies on Tuesdays, Thursdays and Sundays with the Airbus A321.

Flights run every day of the week, 9 on Tuesdays, Thursdays and Sundays and 8 on the other days. The first arrival in Denver is at 7:05 AM and the last at 7:45 PM. The flight covers 648 miles.

Frontier Airlines flies it until Oct 25.

Flying back, Denver to Boise has 59 nonstop flights a week.

Return flights

Denver to BoiseView

Find the cheapest day to fly from Boise to Denver.

Schedules as of Oct 9, 2026.