Boston (BOS) to Presque Isle/Houlton (PQI): On-Time Performance
Data through May 2026
Boston (BOS) to Presque Isle/Houlton (PQI) effectively runs on two schedules. In August 2025, 87% of arrivals were on time; in May 2025 that fell to 52% — a 35-point seasonal swing. Across the full period the route averages 70% on-time against a national 78%.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 1.0
- last 12 months
- Duration
- 1h 27m
- scheduled
- Distance
- 332 mi
Monthly on-time trend
Best time to fly from BOS to PQI
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 19 min |
| Tuesday | 74% | 13 min |
| Wednesday | 74% | 19 min |
| Thursday | 66% | 25 min |
| Friday | 64% | 30 min |
| Saturdaybest | 78% | 16 min |
| Sunday | 58% | 29 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft52%
- Airline operations32%
- National airspace system7%
- Weather9%
Frequently asked questions
- How often are flights from BOS to PQI delayed?
- 30% of BOS–PQI 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.
- How long is the flight from BOS to PQI?
- The scheduled BOS–PQI flight time averages 1h 27m over 332 miles. Actual arrival times vary — flights on this route land 15+ minutes late 30% of the time.
- How often are BOS to PQI 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 PQI?
- May 2025 was the roughest month in this dataset, with only 52% of arrivals on time. The best was August 2025 at 87%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 634 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.