Route guide

Denver to Great Falls (DEN-GTF): Nonstop Upgrade & Award Space

United Airlines flies nonstop between Denver (DEN) and Great Falls (GTF), roughly 14 times a week. With United Airlines operating this route so often, premium seats still turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every DEN to GTF departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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14
Nonstop flights a week
623 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every DEN to GTF departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Denver to Great Falls to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each DEN to GTF departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See DEN to GTF on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Denver to Great Falls nonstop

Carriers operating DEN to GTF nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • United Airlines
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Frequently asked questions about DEN to GTF

How far is Great Falls from Denver?
DEN to GTF covers about 623 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from DEN to GTF?
United Airlines is currently the only airline flying DEN to GTF nonstop. 2LNR tracks confirmed upgrade and award space on every United Airlines departure.
How many flights a week are there from DEN to GTF?
About 14 nonstop flights a week run between Denver and Great Falls in the current schedule, operated by United Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on DEN to GTF?
Open the DEN to GTF calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Denver to Great Falls route, and 2LNR will notify you when space opens. It's free to start.

Never miss DEN to GTF upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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