DEN to BIL flight delays & on-time performance
Nonstop flights from Denver International Airport to Billings Logan International Airport · 455 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DEN or BIL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Denver (DEN) to Billings (BIL) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.6% were cancelled, and 6% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (82% on time); United Airlines was the least (79%).
- Departures scheduled around 7am did best (91% on time); around 3pm did worst (76%).
- Wednesday was the most reliable day to fly (83% on time) and Sunday the least (77%).
- The largest source of delay minutes was late-arriving aircraft (44%).
Which airline is most on time from DEN 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. | 82% | 1.0% | 12 min | 5.0% | 1,049 |
| United Airlines | 79% | 0.1% | 14 min | 7.2% | 729 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am91%103 flights
- 8am87%260 flights
- 11am79%365 flights
- 1pm84%147 flights
- 3pm76%321 flights
- 7pm78%363 flights
- 8pm52%27 flights
- 9pm83%192 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday77%0.4% cancelled
- Tuesday83%0.8% cancelled
- Wednesday83%0.8% cancelled
- Thursday82%0.4% cancelled
- Friday80%0.4% cancelled
- Saturday83%1.3% cancelled
- Sunday77%0.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft44%
- Airline (crew, maintenance, cleaning, fueling)36%
- Air traffic control & airport congestion11%
- Extreme weather9%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather55%
- Air traffic control & airport congestion36%
- Airline (crew, maintenance, cleaning, fueling)9%
- Security0%
DEN to BIL: common questions
- How often are DEN to BIL flights on time?
- 81% 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 Denver to Billings cancelled?
- 0.6% of scheduled flights were cancelled (11 of 1,778).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 60 min behind schedule on average, and 5.9% of flights were an hour or more late.
- How long is taxi time at DEN?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BIL to DEN — 82% on time
More flights from Denver
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: DEN → BIL, nonstop flights by US airlines that report to the DOT. How we calculate this.