BHM to DEN flight delays & on-time performance
Nonstop flights from Birmingham-Shuttlesworth International Airport to Denver International Airport · 1,083 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BHM or DEN right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Birmingham (BHM) to Denver (DEN) arrived on time 83% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.2% were cancelled, and 6% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (88% on time); United Airlines was the least (77%).
- Departures scheduled around 7am did best (94% on time); around 6pm did worst (41%).
- Saturday was the most reliable day to fly (86% on time) and Monday the least (77%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (36%).
Which airline is most on time from BHM to DEN?
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. | 88% | 0.3% | 10 min | 5.5% | 635 |
| Southwest Airlines | 78% | 0.0% | 14 min | 6.3% | 491 |
| United Airlines | 77% | 0.0% | 19 min | 12.0% | 92 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am92%114 flights
- 6am91%32 flights
- 7am94%67 flights
- 8am92%319 flights
- 9am90%52 flights
- 10am84%97 flights
- 12pm82%17 flights
- 2pm82%22 flights
- 3pm82%360 flights
- 5pm48%56 flights
- 6pm41%63 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday77%0.0% cancelled
- Tuesday84%0.0% cancelled
- Wednesday85%0.0% cancelled
- Thursday82%0.0% cancelled
- Friday85%0.0% cancelled
- Saturday86%1.3% cancelled
- Sunday83%0.0% 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)36%
- Late-arriving aircraft32%
- Air traffic control & airport congestion30%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
BHM to DEN: common questions
- How often are BHM to DEN flights on time?
- 83% 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 Birmingham to Denver cancelled?
- 0.2% of scheduled flights were cancelled (2 of 1,218).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 66 min behind schedule on average, and 6.3% of flights were an hour or more late.
- How long is taxi time at BHM?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DEN to BHM — 74% on time
More flights from Birmingham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BHM → DEN, nonstop flights by US airlines that report to the DOT. How we calculate this.