SLC to BIL flight delays & on-time performance
Nonstop flights from Salt Lake City International Airport to Billings Logan International Airport · 387 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SLC or BIL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Salt Lake City (SLC) to Billings (BIL) arrived on time 88% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.5% were cancelled, and 4% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (92% on time); Delta Air Lines was the least (80%).
- Departures scheduled around 9am did best (95% on time); around 9pm did worst (79%).
- Saturday was the most reliable day to fly (92% on time) and Sunday the least (83%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (61%).
Which airline is most on time from SLC to BIL?
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 |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 92% | 0.6% | 6 min | 2.7% | 708 |
| Delta Air Lines | 80% | 0.3% | 12 min | 6.8% | 366 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am95%359 flights
- 3pm89%62 flights
- 4pm89%283 flights
- 9pm79%321 flights
- 10pm91%43 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday88%0.6% cancelled
- Tuesday91%0.0% cancelled
- Wednesday88%0.6% cancelled
- Thursday87%0.0% cancelled
- Friday87%0.6% cancelled
- Saturday92%0.7% cancelled
- Sunday83%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)61%
- Late-arriving aircraft21%
- Extreme weather15%
- Air traffic control & airport congestion4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion60%
- Airline (crew, maintenance, cleaning, fueling)20%
- Extreme weather20%
- Security0%
SLC to BIL: common questions
- How often are SLC to BIL flights on time?
- 88% 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 Salt Lake City to Billings cancelled?
- 0.5% of scheduled flights were cancelled (5 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 61 min behind schedule on average, and 4.1% of flights were an hour or more late.
- How long is taxi time at SLC?
- Flights on this route spent 19 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BIL to SLC — 92% on time
More flights from Salt Lake City
More flights to Billings
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SLC → BIL, nonstop flights by US airlines that report to the DOT. How we calculate this.