Helena to Denver (HLN–DEN) — Airlines, Schedules & Connections

HLN Airport Page →
593 mi airlines 14/wk
On-time Some delays Frequent delays
Flight Schedule 5 flights Verified 5m ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
UA4660
UA United
E75L
6:15 AM
MDT
8:23 AM
MDT
2h 8m
M T W T F S S
Prices
UA5911
UA United
E75L
2:30 PM
MDT
4:38 PM
MDT
2h 8m
M T W T F S S
Prices
UA5388
UA United
E75L
11:30 AM
MDT
1:38 PM
MDT
2h 8m
M T W T F S S
Prices
UA4705
UA United
E75L
7:18 PM
MDT
9:25 PM
MDT
2h 7m
M T W T F S S
Prices
UA4754
UA United
E7W
7:30 PM
MDT
9:33 PM
MDT
2h 3m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
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Helena to Denver
1 carrier, 14 flights/week nonstop.
1 Airlines 14 Flights/wk 593 mi 2h 8m nonstop 2 1-stop hubs

HLN–DEN is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 593 miles in approximately 2h 8m. Beyond nonstop, 2 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop HLN–DEN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 14 E75L 2h08 Star Alliance
Aircraft on this route
E75L Embraer E175 Long Wing – UA
Alliance coverage
Star Alliance: UA (14 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, HLN 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 HLN to DEN.
1-STOP
One-Stop Connections
2
Hubs
~14h
Fastest
~20h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
194
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
HLN → DEN
81%
Generally reliable. Most flights run on time.
Arriving
81%
Return
DEN → HLN
79%
Generally reliable. Most flights run on time.
Departing
79%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. DEN delays →

Other ways to reach Denver from Helena

Nearby airports with service to Denver International Airport.
Metric HLN→DEN BTM→DEN GTF→DEN
Distance from HLN 51 mi 67 mi
Nonstop airlines 1 1 1
Weekly flights 14 7 28
Flight time 2h 8m 2h 10m 2h 5m
Airports within 200 miles of HLN with service to Denver International Airport.

Travel Essentials

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

When it's 6:00 PM in Helena, it's 6:00 PM in Denver.
Distance & Flight Time
593 mi / 955 km
Nonstop flight time is approximately 2h 8m.
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.

HLN–DEN Quick Facts

Key statistics for the Helena to Denver route.
Route details
Distance593 mi / 955 km
Flight time2h 8m
Time difference0 hours
Airlines (nonstop)1
Weekly flights14 out / 21 return
1-stop connections2 hubs
Origin: HLN
IATA / ICAOHLN / KHLN
TimezoneAmerica/Boise
Passengers/yr0.2M
Elevation3,877 ft / 1,182 m
Destination: DEN
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m

Frequently Asked Questions

Common questions about HLN to DEN flights.
Nonstop flights from Helena Regional Airport to Denver International Airport take approximately 2h 8m. The route covers 593 miles.
1 airline operates nonstop service: United Airlines.
There are approximately 14 nonstop flights per week from HLN to DEN. The return direction has about 21 weekly flights.
Yes, 1-stop connections are available through SLC and SEA. These options provide additional schedule flexibility.
Yes, return flights from DEN to HLN are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include BTM, GTF and BZN. 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 HLN to DEN

Helena Regional Airport (HLN) and Denver International Airport (DEN) are connected by nonstop service from United Airlines. With 14 weekly departures, this is a well served route.

HLN to DEN Flight Duration and Schedule

Nonstop flight time from HLN to DEN ranges from 2 hours 8 minutes. The route covers a distance of 593 miles (955 km). There are approximately 14 weekly flights outbound and 21 return, totaling 35 flights per week in both directions.

Connecting Options and Alternatives

2 one-stop connections are available, with the fastest taking approximately 14 hours via SLC. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Butte (BTM), Great Falls (GTF) and Bozeman (BZN).