BWI to BDL flight delays & on-time performance
Nonstop flights from Baltimore/Washington International Thurgood Marshall Airport to Bradley International Airport · 283 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BWI or BDL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Baltimore (BWI) to Hartford (BDL) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.1% were cancelled, and 4% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 6am did best (95% on time); around 10pm did worst (54%).
- Friday was the most reliable day to fly (87% on time) and Sunday the least (79%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (45%).
Which airline is most on time from BWI to BDL?
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 |
|---|---|---|---|---|---|
| Southwest Airlines | 82% | 2.1% | 11 min | 4.3% | 1,747 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am95%306 flights
- 7am98%51 flights
- 10am91%354 flights
- 12pm82%58 flights
- 1pm88%74 flights
- 2pm83%92 flights
- 3pm85%111 flights
- 4pm73%96 flights
- 5pm66%97 flights
- 6pm74%91 flights
- 7pm79%52 flights
- 8pm71%110 flights
- 9pm79%114 flights
- 10pm54%138 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday79%3.5% cancelled
- Tuesday80%2.8% cancelled
- Wednesday86%0.4% cancelled
- Thursday81%0.8% cancelled
- Friday87%1.5% cancelled
- Saturday83%0.9% cancelled
- Sunday79%4.7% 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)45%
- Late-arriving aircraft39%
- Air traffic control & airport congestion10%
- Extreme weather5%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather68%
- Airline (crew, maintenance, cleaning, fueling)16%
- Air traffic control & airport congestion16%
- Security0%
BWI to BDL: common questions
- How often are BWI to BDL flights on time?
- 82% 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 Baltimore to Hartford cancelled?
- 2.1% of scheduled flights were cancelled (37 of 1,747).
- How long are typical delays?
- Across all flights the average arrival delay was 11 min (early arrivals count as zero). Flights that were late arrived 54 min behind schedule on average, and 4.3% of flights were an hour or more late.
- How long is taxi time at BWI?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BDL to BWI — 83% on time
More flights from Baltimore
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BWI → BDL, nonstop flights by US airlines that report to the DOT. How we calculate this.