Boston (BOS) to Savannah (SAV): On-Time Performance
Data through May 2026
When you fly BOS to SAV matters as much as anything else about the booking: the route swung from 95% on-time in September 2024 to just 59% in December 2025. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 69%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 3.0
- last 12 months
- Duration
- 2h 46m
- scheduled
- Distance
- 901 mi
Best airline from BOS to SAV
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 82% | 10 min | 1.2% | 599 |
| JetBlue Airways | 78% | 15 min | 1.6% | 1,210 |
Monthly on-time trend
Best time to fly from BOS to SAV
Aim for departures around 6 a.m. (91% on-time); avoid 5 p.m. departures (69%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 15 min |
| Tuesday | 84% | 10 min |
| Wednesday | 85% | 9 min |
| Thursday | 77% | 14 min |
| Friday | 77% | 16 min |
| Saturdaybest | 85% | 9 min |
| Sunday | 77% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft26%
- Airline operations44%
- National airspace system26%
- Weather4%
Frequently asked questions
- How often are flights from BOS to SAV delayed?
- 20% of BOS–SAV flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 13 minutes.
- Which airline is most reliable from BOS to SAV?
- Republic Airways has the best on-time record on this route at 82%, based on 599 flights. 2 airlines flew BOS–SAV frequently enough to compare in this period.
- What is the best time of day to fly from BOS to SAV?
- Departures around 6 a.m. have the best record (91% on-time), while departures around 5 p.m. have the worst (69%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BOS to SAV?
- The scheduled BOS–SAV flight time averages 2h 46m over 901 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are BOS to SAV flights cancelled?
- 1.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from BOS to SAV?
- December 2025 was the roughest month in this dataset, with only 59% of arrivals on time. The best was September 2024 at 95%. If your dates are flexible, that 36-point gap is worth planning around.
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Based on 1,881 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.