United States Β· 624 miles (1,004 km)

Denver (DEN) to Great Falls (GTF) flights

One airline flies nonstop from Denver (DEN) to Great Falls (GTF): United Airlines. The two airports are 624 miles (1,004 km) apart. United Airlines is in Star Alliance. There are also 3 ways to fly it with one stop, through Salt Lake City, Las Vegas and Seattle.

Airlines flying nonstop from DEN to GTF

  • United Airlines logo
    United AirlinesStar Alliance Β· bookable with 13 programsWho books it

Book DEN to GTF with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

DEN to GTF with one stop

3 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Salt Lake City (SLC)Delta Air Lines the whole way
    Delta Air Lines logo
    Frontier Airlines logo
    United Airlines logo
    +1
    Delta Air Lines logo
  • Via Las Vegas (LAS)Frontier Airlines, United Airlines and 1 more, then Allegiant Air
    Frontier Airlines logo
    United Airlines logo
    Southwest Airlines logo
    Allegiant Air logo
  • Via Seattle (SEA)Alaska Airlines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    +3
    Alaska Airlines logo

DEN to GTF: common questions

Which airlines fly nonstop from DEN to GTF?

United Airlines (Star Alliance) flies nonstop from Denver (DEN) to Great Falls (GTF).

How far is Denver from Great Falls by plane?

Denver (DEN) and Great Falls (GTF) are 624 miles (1,004 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book DEN to GTF 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 DEN to GTF cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for DEN to GTF with taxes and fees.

Where can I connect between Denver and Great Falls?

The most direct connections are through Salt Lake City (SLC), Las Vegas (LAS) and Seattle (SEA). On 2 of them the same airline flies both flights, for example Delta Air Lines through Salt Lake City.

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.