Tucson to Denver (TUS–DEN) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
TUS–DEN is served by 6 airlines with nonstop service. United Airlines, Southwest Airlines and Air Canada lead the route. The flight covers 639 miles in approximately 1h 38m. Beyond nonstop, 50 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 50 | 319, 738, 7M8, 7M9, CR7, E75L, E7W | 1h53-2h41 | Star Alliance | – | |
| WN Southwest Airlines | 49 | 737, 73H, 7S7 | 1h44-2h03 | – | – | |
| AC Air Canada | 29 | 320, 738, CR7, E7W | 1h55-2h06 | Star Alliance | – | |
| CM Copa Airlines | 7 | 319 | 1h57 | Star Alliance | – | |
| F9 Frontier | 3 | A21N | 2h05 | – | – | |
| OO SkyWest Airlines | 1 | – | 1h38 | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Denver from Tucson
| Metric | TUS→DEN | AZA→DEN | PHX→DEN |
|---|---|---|---|
| Distance from TUS | – | 92 mi | 110 mi |
| Nonstop airlines | 6 | 2 | 7 |
| Weekly flights | 139 | 1 | 431 |
| Flight time | 1h 38m | 1h 27m | 1h 38m |
| Departure OTP | 100% | – | – |
Travel Essentials
TUS: MST · DEN: MDT
When it's 6:00 PM in Tucson, it's 7:00 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.
TUS–DEN Quick Facts
Frequently Asked Questions
Flights from TUS to DEN
Tucson International Airport (TUS) and Denver International Airport (DEN) are connected by nonstop service from Air Canada, Copa Airlines, Frontier, SkyWest Airlines, United Airlines and Southwest Airlines. With 139 weekly departures, this is a heavily served route.
TUS to DEN Flight Duration and Schedule
Nonstop flight time from TUS to DEN ranges from 1 hours 38 minutes to 2 hours 41 minutes. The route covers a distance of 639 miles (1,029 km). There are approximately 139 weekly flights outbound and 123 return, totaling 262 flights per week in both directions.
Connecting Options and Alternatives
50 one-stop connections are available, with the fastest taking approximately 3 hours via SCF. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Mesa (AZA), Phoenix (PHX) and Prescott (PRC).