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

GTF Airport Page →
623 mi airlines charter/private 14/wk
On-time Some delays Frequent delays
Flight Schedule 5 flights Verified 49m ago
Also flown by charter / private operators.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
UA2107
UA United
320
6:15 AM
MDT
8:16 AM
MDT
2h 1m
M T W T F S S
Prices
UA1246
UA United
319
2:25 PM
MDT
4:28 PM
MDT
2h 3m
M T W T F S S
Prices
UA2390
UA United
319
11:33 AM
MDT
1:29 PM
MDT
1h 56m
54%
M T W T F S S
Prices
UA1515
UA United
320
7:15 PM
MDT
9:12 PM
MDT
1h 57m
54%
M T W T F S S
Prices
UA1076
Starts Sep 24
UA United
319
7:25 PM
MDT
9:22 PM
MDT
1h 57m
54%
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 6 hubs
SLC Salt Lake City 4h AFDLKE 2IACAF Salt Lake City (SLC) to Denver flights
BIL Billings 4h 58m EM ACCMUA Billings (BIL) to Denver flights
BZN Bozeman 5h EM CMUAWN Bozeman (BZN) to Denver flights
SEA Seattle 5h 33m ASQR AAAFAS Seattle (SEA) to Denver flights
FCA Kalispell 5h 36m EM UA Kalispell (FCA) to Denver flights
MSO Missoula 5h 40m EM CMUA Missoula (MSO) to Denver flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Great Falls to Denver
2 carriers, 14 flights/week nonstop.
2 Airlines 623 mi 2h 2m nonstop

GTF–DEN is served by 2 airlines with nonstop service. United Airlines and SkyWest Airlines lead the route. The flight covers 623 miles in approximately 2h 2m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop GTF–DEN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 14 319, 320 2h01-2h03 Star Alliance
OO SkyWest Airlines 1
Aircraft on this route
319 Airbus A319 – UA
320 Airbus A320 – UA
Alliance coverage
Star Alliance: UA (14 flights/wk, 93%)
Unaffiliated: OO (1 flights/wk, 7%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, GTF to DEN direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
2
flights
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
2
Nonstop flights
14
Outbound / wk
21
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for GTF to DEN.
1-STOP
One-Stop Connections
6
Hubs
~4h
Fastest
~5h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
264
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
GTF → DEN
85%
Generally reliable. Most flights run on time.
Arriving
85%
Return
DEN → GTF
38%
Frequent delays expected. Consider flexible booking.
Departing
38%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. DEN delays →

Other ways to reach Denver from Great Falls

Nearby airports with service to Denver International Airport.
Metric GTF→DEN HLN→DEN BZN→DEN
Distance from GTF 67 mi 118 mi
Nonstop airlines 2 2 9
Weekly flights 14 14 89
Flight time 2h 2m 2h 10m 1h 40m
Airports within 200 miles of GTF with service to Denver International Airport.

Travel Essentials

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

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

GTF–DEN Quick Facts

Key statistics for the Great Falls to Denver route.
Route details
Distance623 mi / 1,003 km
Flight time2h 2m
Time difference0 hours
Airlines (nonstop)2
Weekly flights14 out / 21 return
1-stop connectionsAvailable
Origin: GTF
IATA / ICAOGTF / KGTF
TimezoneAmerica/Denver
Passengers/yr0.4M
Elevation3,680 ft / 1,122 m
Destination: DEN
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m

Frequently Asked Questions

Common questions about GTF to DEN flights.
Nonstop flights from Great Falls International Airport to Denver International Airport take about 2h 2m gate to gate. The route covers 623 miles.
2 airlines operate flights from GTF to DEN: United Airlines and SkyWest Airlines.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Salt Lake City, Billings Logan and Bozeman Yellowstone.
On a single ticket, yes. Your bags are checked through to DEN and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Yes, return flights from DEN to GTF are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include HLN, BZN and BTM. See the Alternatives section for a full comparison.
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 GTF to DEN

Great Falls International Airport (GTF) and Denver International Airport (DEN) are connected by nonstop service from United Airlines and SkyWest Airlines. With 14 weekly departures, this is a well served route.

GTF to DEN Flight Duration and Schedule

Nonstop flight time from GTF to DEN is about 2 hours 2 minutes gate to gate. The route covers a distance of 623 miles (1,003 km). There are approximately 14 weekly flights outbound and 21 return, totaling 35 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Salt Lake City, Billings Logan and Bozeman Yellowstone. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Helena (HLN), Bozeman (BZN) and Butte (BTM).