Boston (BOS) to Valparaiso (VPS): On-Time Performance
Data through July 2026
Boston (BOS) to Valparaiso (VPS) is a thinner route than most in this dataset — 143 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 79% arrived on time.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 0.39
- last 12 months
- Duration
- 3h 19m
- scheduled
- Distance
- 1,187 mi
Best airline from BOS to VPS
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Allegiant Airmost reliable | 80% | 11 min | 0.0% | 64 |
| JetBlue Airways | 79% | 11 min | 0.9% | 113 |
Monthly on-time trend
Best time to fly from BOS to VPS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 86% | 5 min |
| Wednesdaybest | 100% | 0 min |
| Thursday | 68% | 20 min |
| Friday | 85% | 6 min |
| Saturday | 75% | 17 min |
| Sunday | 77% | 9 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft40%
- Airline operations13%
- National airspace system41%
- Weather5%
Frequently asked questions
- How often are flights from BOS to VPS delayed?
- 21% of BOS–VPS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 11 minutes.
- Which airline is most reliable from BOS to VPS?
- Allegiant Air has the best on-time record on this route at 80%, based on 64 flights. 2 airlines flew BOS–VPS frequently enough to compare in this period.
- How long is the flight from BOS to VPS?
- The scheduled BOS–VPS flight time averages 3h 19m over 1,187 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are BOS to VPS flights cancelled?
- 0.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
Explore related pages
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Related guides
Based on 177 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.