Presque Isle/Houlton (PQI) to Boston (BOS): On-Time Performance
Data through May 2026
When you fly PQI to BOS matters as much as anything else about the booking: the route swung from 100% on-time in January 2025 to just 67% in April 2026. Across the full period the route averages 91% on-time against a national 78%.
- On-time
- 91%
- arrived <15 min late
- Avg delay
- 7 min
- completed flights
- Cancelled
- 1.6%
- Flights/day
- 1.0
- last 12 months
- Duration
- 1h 33m
- scheduled
- Distance
- 332 mi
Monthly on-time trend
Best time to fly from PQI to BOS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 93% | 4 min |
| Tuesdaybest | 97% | 2 min |
| Wednesday | 91% | 12 min |
| Thursday | 89% | 8 min |
| Friday | 89% | 7 min |
| Saturday | 91% | 9 min |
| Sunday | 89% | 7 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft14%
- Airline operations38%
- National airspace system28%
- Weather19%
- Security2%
Frequently asked questions
- How often are flights from PQI to BOS delayed?
- 9% of PQI–BOS 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 7 minutes.
- How long is the flight from PQI to BOS?
- The scheduled PQI–BOS flight time averages 1h 33m over 332 miles. Actual arrival times vary — flights on this route land 15+ minutes late 9% of the time.
- How often are PQI to BOS flights cancelled?
- 1.6% 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 PQI to BOS?
- April 2026 was the roughest month in this dataset, with only 67% of arrivals on time. The best was January 2025 at 100%. If your dates are flexible, that 33-point gap is worth planning around.
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Based on 633 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.