BDL to DEN flight delays & on-time performance
Nonstop flights from Bradley International Airport to Denver International Airport · 1,671 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BDL or DEN right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Hartford (BDL) to Denver (DEN) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1% were cancelled, and 5% arrived an hour or more late.
- United Airlines was the most punctual airline here (85% on time); Southwest Airlines was the least (79%).
- Departures scheduled around 8am did best (94% on time); around 1pm did worst (69%).
- Monday was the most reliable day to fly (89% on time) and Saturday the least (77%).
- The largest source of delay minutes was late-arriving aircraft (42%).
Which airline is most on time from BDL 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 |
|---|---|---|---|---|---|
| United Airlines | 85% | 1.0% | 12 min | 5.0% | 727 |
| Southwest Airlines | 79% | 1.2% | 12 min | 6.3% | 163 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am100%16 flights
- 6am86%44 flights
- 7am90%244 flights
- 8am94%140 flights
- 9am95%21 flights
- 1pm69%41 flights
- 3pm77%376 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday89%3.9% cancelled
- Tuesday85%0.8% cancelled
- Wednesday86%0.0% cancelled
- Thursday86%0.0% cancelled
- Friday85%0.0% cancelled
- Saturday77%0.0% cancelled
- Sunday80%2.3% 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 aircraft42%
- Air traffic control & airport congestion29%
- Airline (crew, maintenance, cleaning, fueling)27%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather78%
- Airline (crew, maintenance, cleaning, fueling)22%
- Air traffic control & airport congestion0%
- Security0%
BDL to DEN: common questions
- How often are BDL to DEN flights on time?
- 84% 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 Hartford to Denver cancelled?
- 1.0% of scheduled flights were cancelled (9 of 890).
- 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 5.3% of flights were an hour or more late.
- How long is taxi time at BDL?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DEN to BDL — 76% on time
More flights from Hartford
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BDL → DEN, nonstop flights by US airlines that report to the DOT. How we calculate this.