Las Vegas (LAS) to Denver (DEN) flights
3 airlines fly nonstop from Las Vegas (LAS) to Denver (DEN): Frontier Airlines, Southwest Airlines and United Airlines. The two airports are 627 miles (1,009 km) apart. United Airlines is in Star Alliance. There are also 38 ways to fly it with one stop, through Grand Junction, Colorado Springs and Salt Lake City and more.
Airlines flying nonstop from LAS to DEN
- Frontier AirlinesNot in an allianceWho books it
- Southwest AirlinesNot in an allianceWho books it
- United AirlinesStar Alliance · bookable with 13 programsWho books it
Book LAS to DEN with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks United Airlines
- Air New Zealand AirpointsBooks United Airlines
- ANA Mileage ClubBooks United Airlines
- Avianca LifeMilesBooks United Airlines
- Emirates SkywardsBooks United Airlines
- EVA Air Infinity MileageLandsBooks United Airlines
- JetBlue TrueBlueBooks United Airlines
- Lufthansa Miles & MoreBooks United Airlines
- Singapore Airlines KrisFlyerBooks United Airlines
- TAP Miles&GoBooks United Airlines
- Thai Royal Orchid PlusBooks United Airlines
- Turkish Airlines Miles&SmilesBooks United Airlines
- United MileagePlusBooks United Airlines
LAS to DEN with one stop
38 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Grand Junction (GJT)Breeze Airways, then United Airlines
- Via Colorado Springs (COS)Southwest Airlines the whole way
- Via Salt Lake City (SLC)Delta Air Lines, Frontier Airlines and 1 more the whole way
+1 - Via Albuquerque (ABQ)Southwest Airlines the whole way
- Via Phoenix (PHX)American Airlines, Southwest Airlines and 1 more the whole way
+1 - Via Palm Springs (PSP)Southwest Airlines the whole way
- Via Idaho Falls (IDA)Allegiant Air, then United Airlines
- Via Tucson (TUS)Southwest Airlines the whole way
- Via Ontario (ONT)Southwest Airlines and Frontier Airlines the whole way
- Via Santa Ana (SNA)Southwest Airlines and Frontier Airlines the whole way+2
- Via Burbank (BUR)Southwest Airlines the whole way
- Via Long Beach (LGB)Southwest Airlines the whole way
- Via Los Angeles (LAX)American Airlines, Delta Air Lines and 3 more the whole way+3+2
- Via Fresno (FAT)Southwest Airlines the whole way
- Via San Diego (SAN)Southwest Airlines, Frontier Airlines and 1 more the whole way+1+1
LAS to DEN: common questions
Which airlines fly nonstop from LAS to DEN?
Frontier Airlines, Southwest Airlines and United Airlines (Star Alliance) fly nonstop from Las Vegas (LAS) to Denver (DEN).
How far is Las Vegas from Denver by plane?
Las Vegas (LAS) and Denver (DEN) are 627 miles (1,009 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book LAS to DEN award flights?
13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, JetBlue TrueBlue, Lufthansa Miles & More and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does LAS to DEN cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for LAS to DEN with taxes and fees.
Where can I connect between Las Vegas and Denver?
The most direct connections are through Grand Junction (GJT), Colorado Springs (COS), Salt Lake City (SLC), Albuquerque (ABQ) and Phoenix (PHX). On 27 of them the same airline flies both flights, for example Southwest Airlines through Colorado Springs.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.