--- title: "Butte (BTM) airport: direct flights & routes" description: "Flights to and from Butte (BTM): 2 nonstop destinations (Denver and Salt Lake City). See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/btm" url: "https://2lnr.com/routes/btm.md" date_modified: "2026-10-23T14:17:50Z" --- # Direct flights from Butte (BTM) Butte Airport (BTM) is a small station with nonstop service to 2 destinations, flown by 2 airlines, led by Delta Air Lines and United Airlines. The busiest nonstop from Butte goes to Denver. Where 2LNR tracks Delta Air Lines on a nonstop from BTM, it shows upgrade or award space by date. Route data refreshed October 23, 2026. Routes and carriers reflect the schedule data behind 2LNR's route map. Updated October 8, 2026. Explore Butte routes on the interactive map [Get started free](https://2lnr.com/login) 2 Nonstop destinations 2 Airlines serving BTM Free To get started ## About Butte Airport (BTM) Butte Airport (BTM) is the airport serving Butte, United States. Its ICAO code is KBTM. Departure and arrival times at BTM are local to the America/Denver time zone. Every one of its 2 nonstop destinations is inside United States. ## Confirmed upgrade & award space on Butte routes 2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Pick any Butte destination below to open a calendar of departures, the next 14 days free on every product and the full horizon on Pro. ### See real availability Confirmed upgrade or award seats by date on the BTM routes 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch a tracked Butte route on Pro and 2LNR notifies you when space appears. ### Plan on the map Explore every BTM nonstop on the interactive route map, with connections and route statistics. ## All nonstop destinations from Butte (BTM) These are the city pairs behind flights to and from Butte: 2 nonstop destinations with active service at Butte Airport. Each route links to its own page, with confirmed upgrade or award space by date where 2LNR tracks the carrier. - [Butte to Denver flights (BTM-DEN)](https://2lnr.com/routes/btm-den.md): United Airlines\ [Return: Denver to Butte](https://2lnr.com/routes/den-btm.md) - [Butte to Salt Lake City flights (BTM-SLC)](https://2lnr.com/routes/btm-slc.md): Delta Air Lines\ [Return: Salt Lake City to Butte](https://2lnr.com/routes/slc-btm.md) Explore BTM routes on the interactive map → ## Nonstop flights to Butte (BTM) 2 airports have nonstops to Butte Airport in 2LNR's schedule data. Here they are, with the airlines that fly each route. - [Denver to Butte flights (DEN-BTM)](https://2lnr.com/routes/den-btm.md): United Airlines - [Salt Lake City to Butte flights (SLC-BTM)](https://2lnr.com/routes/slc-btm.md): Delta Air Lines ## Airlines that fly out of Butte (BTM) The carriers with nonstop service from Butte Airport, ordered by how many destinations each one reaches. Each links to that airline's full route map. - [Delta Air Lines (DL)](https://2lnr.com/routes/airlines/dl.md) - [United Airlines (UA)](https://2lnr.com/routes/airlines/ua.md) ## Alternative airports near Butte (BTM) Nearby airports with nonstop service of their own, closest first. Distances are great-circle between the two airports' coordinates, not driving time, so check the ground connection before you treat one as a substitute. - [Helena (HLN)](https://2lnr.com/routes/hln.md) (51 miles, 3 nonstop destinations) - [Bozeman (BZN)](https://2lnr.com/routes/bzn.md) (65 miles, 24 nonstop destinations) - [Missoula (MSO)](https://2lnr.com/routes/mso.md) (101 miles, 13 nonstop destinations) - [West Yellowstone (WYS)](https://2lnr.com/routes/wys.md) (110 miles, 1 nonstop destination) - [Great Falls (GTF)](https://2lnr.com/routes/gtf.md) (118 miles, 5 nonstop destinations) [United States flights by airport](https://2lnr.com/routes/to/united-states.md) - [How Delta upgrades clear](https://2lnr.com/about/dl/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Frequently asked questions about Butte (BTM) **How many nonstop destinations does Butte Airport (BTM) serve?** Butte Airport has active nonstop service to 2 destinations in 2LNR's schedule data. The busiest markets from BTM are Denver and Salt Lake City. The full list, with who flies each route and, where 2LNR tracks the carrier, upgrade and award space by date, is on this page. **Which airlines fly out of Butte (BTM)?** The carriers with nonstop service from Butte Airport are listed in full on this page, each linked to its own route map. Delta Air Lines and United Airlines run the most routes from Butte, in that order. In 2LNR's schedule data that is 2 airlines in total. **How many airlines fly out of BTM?** 2LNR's schedule data currently shows 2 airlines with at least one nonstop route from Butte (BTM). That figure counts the carrier operating the flight rather than every carrier that sells a seat on it, so a codeshare marketed by a partner is not counted twice, and it moves with the season. **How do I check upgrade or award availability from BTM?** Pick any destination on this page, such as Salt Lake City, to open a calendar of BTM departures with confirmed upgrade and award space on Delta Air Lines by date, the next 14 days free on every product and the full horizon on Pro. On Pro you can also set an alert so 2LNR notifies you when space opens. **Does 2LNR track flights from BTM?** Yes. Every nonstop route from Butte Airport in 2LNR's schedule data is listed, 2 destinations in total, and on the routes flown by Delta Air Lines what is shown is confirmed availability rather than a forecast, the next 14 days free on every product and the full horizon on Pro. **Where can you fly nonstop from Butte (BTM)?** From Butte (BTM), 2LNR's schedule data shows nonstop flights to Denver and Salt Lake City. This page lists every one, with the airlines that fly it. ## Never miss BTM upgrade or award space See what's open by date on these routes, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)