Dallas/Fort Worth (DFW) to Boston (BOS): On-Time Performance
Data through May 2026
Dallas/Fort Worth (DFW) to Boston (BOS) effectively runs on two schedules. In October 2024, 85% of arrivals were on time; in October 2025 that fell to 50% — a 35-point seasonal swing. Across the full period the route averages 70% on-time against a national 78%. Morning departures also hold up better than evening ones (81% vs 63%), which matters most in the rough months.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 2.2%
- Flights/day
- 10
- last 12 months
- Duration
- 3h 46m
- scheduled
- Distance
- 1,562 mi
Best airline from DFW to BOS
5 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 80% | 20 min | 1.8% | 1,807 |
| Frontier Airlines | 75% | 10 min | 3.4% | 117 |
| Spirit Airlines | 74% | 19 min | 0.0% | 160 |
| American Airlines | 68% | 22 min | 2.5% | 5,157 |
| JetBlue Airways | 59% | 45 min | 2.0% | 607 |
Monthly on-time trend
Best time to fly from DFW to BOS
Aim for departures around 7 a.m. (88% on-time); avoid 3 p.m. departures (48%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 70% | 21 min |
| Tuesday | 72% | 26 min |
| Wednesday | 71% | 23 min |
| Thursday | 69% | 26 min |
| Friday | 70% | 22 min |
| Saturdaybest | 73% | 21 min |
| Sunday | 68% | 27 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 operations31%
- National airspace system22%
- Weather7%
Frequently asked questions
- How often are flights from DFW to BOS delayed?
- 30% of DFW–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 23 minutes.
- Which airline is most reliable from DFW to BOS?
- Delta Air Lines has the best on-time record on this route at 80%, based on 1,807 flights. 5 airlines flew DFW–BOS frequently enough to compare in this period.
- What is the best time of day to fly from DFW to BOS?
- Departures around 7 a.m. have the best record (88% on-time), while departures around 3 p.m. have the worst (48%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DFW to BOS?
- The scheduled DFW–BOS flight time averages 3h 46m over 1,562 miles. Actual arrival times vary — flights on this route land 15+ minutes late 30% of the time.
- How often are DFW to BOS flights cancelled?
- 2.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from DFW to BOS?
- October 2025 was the roughest month in this dataset, with only 50% of arrivals on time. The best was October 2024 at 85%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 7,848 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.