BOS to JAX flight delays & on-time performance
Nonstop flights from Boston Logan International Airport to Jacksonville International Airport · 1,011 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BOS or JAX right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Boston (BOS) to Jacksonville (JAX) arrived on time 75% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.7% were cancelled, and 10% arrived an hour or more late.
- JetBlue was the most punctual airline here (76% on time); Republic Airways was the least (74%).
- Departures scheduled around 7am did best (87% on time); around 4pm did worst (59%).
- Tuesday was the most reliable day to fly (79% on time) and Sunday the least (71%).
- The largest source of delay minutes was late-arriving aircraft (41%).
Which airline is most on time from BOS 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 |
|---|---|---|---|---|---|
| Delta Air Lines | 82% | 5.0% | 15 min | 8.8% | 60 |
| JetBlue | 76% | 3.3% | 18 min | 10.1% | 657 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 74% | 2.0% | 17 min | 9.2% | 893 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am86%108 flights
- 7am87%160 flights
- 8am82%313 flights
- 9am85%140 flights
- 1pm57%38 flights
- 2pm91%23 flights
- 3pm74%295 flights
- 4pm59%150 flights
- 5pm58%46 flights
- 6pm76%18 flights
- 7pm65%213 flights
- 8pm71%105 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday75%5.7% cancelled
- Tuesday79%4.9% cancelled
- Wednesday79%1.8% cancelled
- Thursday71%1.3% cancelled
- Friday74%0.8% cancelled
- Saturday79%1.5% cancelled
- Sunday71%2.5% 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 aircraft41%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion24%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather35%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion33%
- Security0%
BOS to JAX: common questions
- How often are BOS to JAX flights on time?
- 75% 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 Boston to Jacksonville cancelled?
- 2.7% of scheduled flights were cancelled (43 of 1,610).
- How long are typical delays?
- Across all flights the average arrival delay was 17 min (early arrivals count as zero). Flights that were late arrived 66 min behind schedule on average, and 9.5% of flights were an hour or more late.
- How long is taxi time at BOS?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: JAX to BOS — 75% on time
More flights from Boston
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BOS → JAX, nonstop flights by US airlines that report to the DOT. How we calculate this.