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Route · SLC → BTM · 2020–2025 BTS data

Salt Lake City to Butte

The SLC–BTM corridor (Salt Lake City, UT → Butte, MT) runs ahead of the national average, served by 1 carrier across roughly 358 miles.

Data updated 2026-06-13

91.2%
On-time
+12.2 pts
vs US avg
78 min
Delay when late
3,310
Flights

Cancelled

0.0%

Best Month

Oct 2024 98%

Worst Month

Jun 2024 80%

Distance

358 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 31 1 0 0 OO
Sep 2025 30 2 0 0 OO
Aug 2025 31 0 0 0 OO
Jul 2025 31 2 0 1 OO
Jun 2025 30 0 0 0 OO
May 2025 30 1 0 0 OO
Dec 2024 58 6 0 0 OO
Nov 2024 56 9 0 0 OO
Oct 2024 57 1 0 0 OO
Sep 2024 58 7 0 0 OO
Aug 2024 62 4 0 0 OO
Jul 2024 62 8 0 0 OO
Jun 2024 56 11 0 1 OO
May 2024 58 4 0 0 OO
Apr 2024 55 4 0 0 OO
Mar 2024 58 4 0 0 OO
Feb 2024 54 3 0 0 OO
Jan 2024 56 8 0 0 OO
Dec 2023 55 2 0 0 OO
Nov 2023 56 2 0 0 OO
Oct 2023 57 1 0 0 OO
Sep 2023 56 2 0 0 OO
Aug 2023 57 3 0 2 OO
Jul 2023 58 5 0 0 OO

Cancellation Rate

0.0%

0 of 1,212 flights

Diversion Rate

0.3%

4 of 1,212 flights

What the Data Says About SLC to BTM

Salt Lake City to Butte (SLC to BTM) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 91.2% on-time rate across 3,310 flights, with delays that do happen averaging 78.3 minutes. The corridor runs roughly 358 miles and is served by 1 carrier. Over the most recent 24 months, 0 of 1,212 flights were cancelled (0.0%) and 4 diverted (0.3%).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 98% on-time, while Jun 2024 came in at just 80% - a 18-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from SLC to BTM?
Flights from Salt Lake City to Butte have a 91.2% on-time rate based on 3,310 flights. The average delay is 78.3 minutes. The best recent month was Oct 2024 with 98% on-time.
What is the cancellation rate for SLC to BTM?
Over the last 24 months, 0.0% of flights on this route were cancelled (0 of 1,212 flights) and 0.3% were diverted.
How far is the flight from SLC to BTM?
The flight distance from Salt Lake City (SLC) to Butte (BTM) is approximately 358 miles. This route is served by 1 carrier.
When is the best time to fly from SLC to BTM?
The best recent month for on-time performance was Oct 2024 (98% on-time). The worst was Jun 2024 (80% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.