Denver to Great Falls (DEN–GTF) — Airlines, Schedules & Connections

DEN Airport Page →
623 mi airlines 28/wk
On-time Some delays Frequent delays
Flight Schedule 8 flights Verified 22m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
UA1889
UA United
319
11:28 AM
MDT
1:27 PM
MDT
1h 59m
M T W T F S S
Prices
UA2100
UA United
319
11:32 AM
MDT
1:31 PM
MDT
1h 59m
M T W T F S S
Prices
UA1323
UA United
319
7:09 PM
MDT
9:40 PM
MDT
2h 31m
M T W T F S S
Prices
UA1226
UA United
319
7:15 PM
MDT
9:17 PM
MDT
2h 2m
M T W T F S S
Prices
UA1561
UA United
319
6:15 AM
MDT
8:24 AM
MDT
2h 9m
M T W T F S S
Prices
UA2075
UA United
319
6:15 AM
MDT
8:20 AM
MDT
2h 5m
M T W T F S S
Prices
UA1656
UA United
319
2:30 PM
MDT
4:36 PM
MDT
2h 6m
M T W T F S S
Prices
UA1894
UA United
319
2:30 PM
MDT
4:39 PM
MDT
2h 9m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Denver to Great Falls
1 carrier, 28 flights/week nonstop.
1 Airlines 28 Flights/wk 623 mi 1h 59m nonstop 11 1-stop hubs

DEN–GTF is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 623 miles in approximately 1h 59m. Beyond nonstop, 11 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop DEN–GTF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 28 319 1h59-2h31 91% Star Alliance
Aircraft on this route
319 Airbus A319 – UA
Alliance coverage
Star Alliance: UA (28 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, DEN to GTF direction.
Mon
4
flights
Tue
4
flights
Wed
4
flights
Thu
4
flights
Fri
4
flights
Sat
4
flights
Sun
4
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
28
Outbound / wk
28
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for DEN to GTF.
1-STOP
One-Stop Connections
11
Hubs
~4h
Fastest
~24h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
435
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.

On-Time Performance

What to expect at each end of your journey.
Outbound
DEN → GTF
91%
Generally reliable. Most flights run on time.
Departing
91%
Return
GTF → DEN
92%
Generally reliable. Most flights run on time.
Arriving
92%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. DEN delays →

Travel Essentials

Practical planning for this route.
Time Difference
0h
Great Falls is 0 hours the same as Denver.
DEN: MDT · GTF: MDT

When it's 6:00 PM in Denver, it's 6:00 PM in Great Falls.
Distance & Flight Time
623 mi / 1,003 km
Nonstop flight time is approximately 1h 59m to 2h 31m.
Getting to DEN

RTD A Line commuter rail runs from Denver Union Station to the airport (37 min, $10.50). Trains depart every 15 minutes during peak hours. The airport is 25 miles northeast of downtown; ride-shares cost $35–55 and take 30–45 minutes depending on I-70 traffic.Economy parking in lots 4–6 connects via free shuttle. Mountain shuttle services depart from Jeppesen Terminal's Ground Transportation level.

DEN–GTF Quick Facts

Key statistics for the Denver to Great Falls route.
Route details
Distance623 mi / 1,003 km
Flight time1h 59m to 2h 31m
Time difference0 hours
Airlines (nonstop)1
Weekly flights28 out / 28 return
1-stop connections11 hubs
Origin: DEN
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m
Destination: GTF
IATA / ICAOGTF / KGTF
TimezoneAmerica/Boise
Passengers/yr0.4M
Elevation3,680 ft / 1,122 m

Frequently Asked Questions

Common questions about DEN to GTF flights.
Nonstop flights from Denver International Airport to Great Falls International Airport take approximately 1h 59m to 2h 31m. The route covers 623 miles.
1 airline operates nonstop service: United Airlines.
There are approximately 28 nonstop flights per week from DEN to GTF. The return direction has about 28 weekly flights.
Yes, 1-stop connections are available through YYC, YEG, MCI, MEM, MSO, BZN, BIL, SLC, LAS, SEA and FCA. These options provide additional schedule flexibility.
Yes, return flights from GTF to DEN 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.

Flights from DEN to GTF

Denver International Airport (DEN) and Great Falls International Airport (GTF) are connected by nonstop service from United Airlines. With 28 weekly departures, this is a heavily served route.

DEN to GTF Flight Duration and Schedule

Nonstop flight time from DEN to GTF ranges from 1 hours 59 minutes to 2 hours 31 minutes. The route covers a distance of 623 miles (1,003 km). There are approximately 28 weekly flights outbound and 28 return, totaling 56 flights per week in both directions.

Connecting Options and Alternatives

11 one-stop connections are available, with the fastest taking approximately 4 hours via YYC. Two-stop connections are also available via intermediate hubs.