BIL to SLC flight delays & on-time performance
Nonstop flights from Billings Logan International Airport to Salt Lake City International Airport · 387 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BIL or SLC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Billings (BIL) to Salt Lake City (SLC) arrived on time 92% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.6% were cancelled, and 3% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (94% on time); SkyWest Airlines was the least (90%).
- Departures scheduled around 11am did best (95% on time); around 6pm did worst (86%).
- Monday was the most reliable day to fly (94% on time) and Friday the least (89%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (74%).
Which airline is most on time from BIL to SLC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 94% | 0.3% | 6 min | 2.5% | 366 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 90% | 0.7% | 8 min | 3.7% | 708 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am94%365 flights
- 11am95%359 flights
- 6pm86%344 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday94%0.6% cancelled
- Tuesday92%0.0% cancelled
- Wednesday91%0.6% cancelled
- Thursday90%0.0% cancelled
- Friday89%0.0% cancelled
- Saturday93%2.1% cancelled
- Sunday93%0.7% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)74%
- Extreme weather14%
- Air traffic control & airport congestion9%
- Late-arriving aircraft3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion50%
- Extreme weather33%
- Airline (crew, maintenance, cleaning, fueling)17%
- Security0%
BIL to SLC: common questions
- How often are BIL to SLC flights on time?
- 92% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Billings to Salt Lake City cancelled?
- 0.6% of scheduled flights were cancelled (6 of 1,074).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 84 min behind schedule on average, and 3.3% of flights were an hour or more late.
- How long is taxi time at BIL?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SLC to BIL — 88% on time
More flights from Billings
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BIL → SLC, nonstop flights by US airlines that report to the DOT. How we calculate this.