BWI to JAX flight delays & on-time performance
Nonstop flights from Baltimore/Washington International Thurgood Marshall Airport to Jacksonville International Airport · 663 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BWI or JAX 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 Jacksonville (JAX) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.6% were cancelled, and 6% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 8am did best (89% on time); around 7pm did worst (60%).
- Wednesday was the most reliable day to fly (81% on time) and Sunday the least (73%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (39%).
Which airline is most on time from BWI to JAX?
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 | 76% | 1.6% | 13 min | 5.6% | 1,401 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am89%345 flights
- 10am82%40 flights
- 11am86%136 flights
- 12pm80%51 flights
- 1pm74%84 flights
- 2pm70%98 flights
- 3pm81%75 flights
- 4pm67%79 flights
- 5pm66%69 flights
- 6pm71%180 flights
- 7pm60%127 flights
- 8pm66%89 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday75%2.4% cancelled
- Tuesday79%1.5% cancelled
- Wednesday81%0.0% cancelled
- Thursday74%0.5% cancelled
- Friday76%0.5% cancelled
- Saturday77%0.6% cancelled
- Sunday73%5.0% 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)39%
- Late-arriving aircraft38%
- Air traffic control & airport congestion18%
- Extreme weather4%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather86%
- Airline (crew, maintenance, cleaning, fueling)14%
- Air traffic control & airport congestion0%
- Security0%
BWI to JAX: common questions
- How often are BWI to JAX flights on time?
- 76% 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 Jacksonville cancelled?
- 1.6% of scheduled flights were cancelled (22 of 1,401).
- 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 48 min behind schedule on average, and 5.6% of flights were an hour or more late.
- How long is taxi time at BWI?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: JAX to BWI — 81% 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 → JAX, nonstop flights by US airlines that report to the DOT. How we calculate this.