Salt Lake City to Denver (SLC–DEN) — Airlines, Schedules & Connections
Flight Schedule
106 flights
Verified 54m ago
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No flights match your filters.
No nonstop flights on this route. connecting options below.
✦ 1-Stop
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Salt Lake City to Denver
6 carriers, 258 flights/week nonstop.
6 Airlines
258 Flights/wk
390 mi
0h 53m nonstop
181 1-stop hubs
SLC–DEN is served by 6 airlines with nonstop service. United Airlines, Delta Air Lines and Southwest Airlines lead the route. The flight covers 390 miles in approximately 0h 53m. Beyond nonstop, 181 hubs offer 1-stop connections.
Carriers on this route
Airline Landscape
All carriers operating nonstop SLC–DEN service, compared side by side.
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: AC, CM | 77 | 319, 320, 738, 739, CR7, E75L, E7W | 1h38-1h58 | Star Alliance | AC, CM | |
| DL Delta Air Lines Also: AF, AM | 42 | 221, 223, 321, 738, 739 | 1h25-1h37 | SkyTeam | AF, AM | |
| WN Southwest Airlines | 41 | 738, 73H, 7M8, 7S7, B38M | 1h15-1h35 | – | – | |
| F9 Frontier Also: Y4 | 33 | 32Q, A21N | 1h17-1h43 | – | Y4 | |
| CSB CSB | 0 | – | – | – | – | |
| OO SkyWest Airlines | 0 | – | – | – | – |
Aircraft on this route
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule
Weekly Schedule Pattern
Nonstop flight frequency by day of week, SLC to DEN direction.
Mon
38
flights
Tue
37
flights
Wed
38
flights
Thu
36
flights
Fri
37
flights
Sat
33
flights
Sun
38
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
46
Nonstop flights
258
Outbound / wk
347
Return / wk
Connections
Connection Landscape
Beyond nonstop. 1-stop and 2-stop options for SLC to DEN.
1-STOP
One-Stop Connections
181
Hubs
~2h
Fastest
~33h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
4,622
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Alternatives
Other ways to reach Denver from Salt Lake City
Nearby airports with service to Denver International Airport.
| Metric | SLC→DEN | PVU→DEN | VEL→DEN |
|---|---|---|---|
| Distance from SLC | – | 42 mi | 132 mi |
| Nonstop airlines | 6 | 5 | 1 |
| Weekly flights | 258 | – | 7 |
| Flight time | 0h 53m | 1h 10m | 1h 25m |
| Departure OTP | 100% | – | – |
Provo (PVU) to Denver flights · Vernal (VEL) to Denver flights · Rock Springs (RKS) to Denver flights
Airports within 200 miles of SLC with service to Denver International Airport.
Know before you go
Travel Essentials
Practical planning for this route.
Time Difference
0h
Denver is 0 hours
the same as
Salt Lake City.
SLC: MDT · DEN: MDT
When it's 6:00 PM in Salt Lake City, it's 6:00 PM in Denver.
SLC: MDT · DEN: MDT
When it's 6:00 PM in Salt Lake City, it's 6:00 PM in Denver.
Distance & Flight Time
390 mi / 628 km
Nonstop flight time is approximately 0h 53m to 1h 58m.
Getting to SLC
TRAX light rail Green Line runs from downtown Salt Lake City (Intermodal Hub / Temple Square) to the airport in 18 minutes ($2.50). Trains run every 15 minutes from 5am to 11pm daily. The airport station is inside the terminal building.Ride-shares from downtown cost $15–25 and take 10–20 minutes. I-80 connects directly to the airport from the east. The airport opened a new terminal in 2020; it is one facility now, replacing the old dual-terminal setup. Ski resort shuttles depart from Ground Transportation for Park City, Deer Valley, and Alta/Snowbird (60–90 min).
Getting from DEN
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.
Denver Climate
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.
Facts
SLC–DEN Quick Facts
Key statistics for the Salt Lake City to Denver route.
Route details
Distance390 mi / 628 km
Flight time0h 53m to 1h 58m
Time difference0 hours
Airlines (nonstop)6
Weekly flights258 out / 347 return
1-stop connections181 hubs
Origin: SLC
Full nameSalt Lake City International Airport
IATA / ICAOSLC / KSLC
TimezoneAmerica/Denver
Passengers/yr27.1M
Elevation4,227 ft / 1,288 m
Destination: DEN
Full nameDenver International Airport
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m
FAQ
Frequently Asked Questions
Common questions about SLC to DEN flights.
Nonstop flights from Salt Lake City International Airport to Denver International Airport take approximately 0h 53m to 1h 58m. The route covers 390 miles.
6 airlines operate nonstop service: CSB, Delta Air Lines, Frontier, SkyWest Airlines, United Airlines and Southwest Airlines. Plus 5 codeshare partners.
There are approximately 258 nonstop flights per week from SLC to DEN. The return direction has about 347 weekly flights.
Yes, 1-stop connections are available through FNL, APA, TEX, PUB, RIL, MTJ, EGE, RKS, VEL, ASE, HDN, FMN, SCF, DRO, AZA, CPR, SAF, COD, PRC, LVK, VCV, APC, NUQ, ELP, RVS, LNK, FSD, TRM, FCM, FOD, PAE, SUS, MHR, CLD, DLH, MRY, BFI, CID, SGR, SBN, YLW, ICT, OTH, MKC, STS, PWK, COE, YEG, MSN, LBB, ATW, PNS, SHV, YWG, ECP, LEX, HRL, SDF, BHM, PDK, TYS, GRR, PTK, BTR, SAV, GNV, MMU, PHF, ABE, HPN, BCT, RIC, TEB, CHS, SRQ, NAS, BTV, PBI, APF, LIR, BDL, LGA, BZE, FAI, PLS, YYC, PTY, TPA, RDM, MFR, DAL, KOA, EUG, COS, HLN, BWI, TUL, PSC, BIL, LAX, ABQ, LAS, ONT, PHX, MSO, GJT, SEA, BOI, DFW, GTF, SFO, OMA, OGG, MIA, IAH, OAK, IDA, MSP, LGB, HCR, FCA, SBA, PDX, CLE, DTW, SAN, STL, BZN, SGU, GEG, TUS, ORD, SUN, MDW, SAT, BUR, HOU, SMF, OKC, FAT, AUS, BTM, RNO, SJC, MCI, SNA, HND, HNL, IAD, JAC, PSP, EWR, BOS, MCO, JFK, CMH, YVR, MSY, ATL, MEM, LIT, PHL, IND, MKE, PIT, CLT, BNA, CVG, LHR, RSW, DCA, XNA, RDU, YYZ, GDL, MEX, FLL, SJD, PVR, CUN and ANC. These options provide additional schedule flexibility.
Yes, return flights from DEN to SLC are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.
The Salt Lake Valley experiences persistent winter temperature inversions that trap fog and pollution at the valley floor. This can reduce visibility at SLC International Airport to near-zero for hours, causing ground stops and departure delays even when Denver is clear. The inversion typically lifts by midday, making afternoon departures more reliable during inversion episodes.
The route carries both business and leisure passengers. Ski season travel, with passengers connecting through either hub to mountain resort airports, is a meaningful demand driver from November through March. Business travel between Salt Lake City and Denver adds year-round baseload.
Both mainline narrow-body and regional jets operate on SLC–DEN depending on the carrier and time of day. Delta uses a mix of CRJ-200/700 regional jets and Airbus A319/A320 mainline aircraft. United's regional affiliates also serve the route with CRJ or E175 equipment. The 390-mile distance is served by aircraft in the 50–170 seat range.
Salt Lake City to Denver: Rocky Mountain Hub Connector
The SLC–DEN route links two of the Mountain West's largest aviation hubs, serving interstate travel across Utah and Colorado as well as connecting passengers transiting through both Delta's SLC hub and United's DEN hub. Nine carriers operate 256 weekly departures on a route under 400 miles, supporting regional jet operations alongside narrow-body mainline aircraft. The corridor sees consistent demand year-round, with ski season creating notable capacity pressure from mid-December through March.
Winter Sports and Onward Connectivity
Both SLC and DEN serve as gateway airports for major ski resort communities: Park City, Deer Valley, and Alta/Snowbird from Salt Lake City; and Breckenridge, Vail, Keystone, and Steamboat Springs from Denver. Passengers connecting through the SLC–DEN segment often continue to these secondary mountain airports or take ground transportation. Denver's central Rocky Mountain location makes it a useful hub for passengers already in the mountain corridor who need to reach broader US destinations.