Boise to Denver (BOI–DEN) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
BOI–DEN is served by 4 airlines with nonstop service. United Airlines, Southwest Airlines and Frontier lead the route. The flight covers 648 miles in approximately 1h 50m. Beyond nonstop, 57 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: AC, CM | 50 | 320, 738, 739, E75L, E7W | 1h59-2h22 | Star Alliance | AC, CM | |
| WN Southwest Airlines | 22 | 737, 7S7, B38M | 1h50-2h | – | – | |
| F9 Frontier | 3 | A20N | 2h03 | – | – | |
| OO SkyWest Airlines | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Denver from Boise
| Metric | BOI→DEN | SUN→DEN |
|---|---|---|
| Distance from BOI | – | 97 mi |
| Nonstop airlines | 4 | 2 |
| Weekly flights | 103 | 14 |
| Flight time | 1h 50m | 1h 58m |
| Departure OTP | 100% | – |
Travel Essentials
BOI: MDT · DEN: MDT
When it's 6:00 PM in Boise, it's 6:00 PM in Denver.
RTD A Line runs to Denver Union Station (37 min, $10.50) with connections to light rail and bus routes. Taxis have meters; expect $55–65 to downtown.DEN's tent-roof Jeppesen Terminal is a single building; all three concourses connect via the underground automated train. Rental cars are on level 5. For ski resorts, shuttle services depart from Ground Transportation.
Semi-arid with 300+ days of sunshine. Summers are dry and warm (27–34°C) with afternoon thunderstorms that produce dramatic but brief delays. Winters bring cold temperatures (−8 to 5°C) and heavy blizzards that can shut down ground operations.
Spring snowstorms can be heavier than midwinter ones. Altitude (5,430 ft) means low humidity year-round; stay hydrated.
BOI–DEN Quick Facts
Frequently Asked Questions
Flights from BOI to DEN
Boise Air Terminal/Gowen Field (BOI) and Denver International Airport (DEN) are connected by nonstop service from Frontier, SkyWest Airlines, United Airlines and Southwest Airlines. With 103 weekly departures, this is a heavily served route.
BOI to DEN Flight Duration and Schedule
Nonstop flight time from BOI to DEN ranges from 1 hours 50 minutes to 2 hours 22 minutes. The route covers a distance of 648 miles (1,042 km). There are approximately 103 weekly flights outbound and 105 return, totaling 208 flights per week in both directions.
Connecting Options and Alternatives
57 one-stop connections are available, with the fastest taking approximately 3 hours via SUN. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Hailey (SUN).