Boston (BOS) to Memphis (MEM): On-Time Performance
Data through May 2026
Boston (BOS) to Memphis (MEM) is a thinner route than most in this dataset — 292 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 67% arrived on time, noticeably below the national average of 78%. Cancellations are the bigger caveat: 3.5% of scheduled flights never departed.
- On-time
- 67%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 3.5%
- Flights/day
- 0.80
- last 12 months
- Duration
- 3h 23m
- scheduled
- Distance
- 1,139 mi
Monthly on-time trend
Best time to fly from BOS to MEM
Aim for departures around 3 p.m. (81% on-time); avoid 7 p.m. departures (59%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 61% | 27 min |
| Tuesday | 73% | 16 min |
| Wednesday | 63% | 23 min |
| Thursday | 66% | 27 min |
| Friday | 63% | 24 min |
| Saturdaybest | 79% | 19 min |
| Sunday | 68% | 18 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft48%
- Airline operations30%
- National airspace system22%
- Weather1%
Frequently asked questions
- How often are flights from BOS to MEM delayed?
- 33% of BOS–MEM 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 22 minutes.
- What is the best time of day to fly from BOS to MEM?
- Departures around 3 p.m. have the best record (81% on-time), while departures around 7 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BOS to MEM?
- The scheduled BOS–MEM flight time averages 3h 23m over 1,139 miles. Actual arrival times vary — flights on this route land 15+ minutes late 33% of the time.
- How often are BOS to MEM flights cancelled?
- 3.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from BOS to MEM?
- May 2025 was the roughest month in this dataset, with only 42% of arrivals on time. The best was October 2024 at 100%. If your dates are flexible, that 58-point gap is worth planning around.
Explore related pages
More routes from BOS
Based on 710 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.