Dallas/Fort Worth (DFW) to Boston (BOS): On-Time Performance
Data through July 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 62%), which matters most in the rough months.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 24 min
- completed flights
- Cancelled
- 2.5%
- 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 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 79% | 21 min | 2.0% | 1,894 |
| Frontier Airlines | 75% | 10 min | 3.4% | 117 |
| Spirit Airlines | 75% | 18 min | 0.0% | 130 |
| American Airlines | 68% | 23 min | 2.7% | 5,421 |
| JetBlue Airways | 60% | 40 min | 2.1% | 577 |
Monthly on-time trend
Best time to fly from DFW to BOS
Aim for departures around 7 a.m. (87% on-time); avoid 8 p.m. departures (48%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 69% | 21 min |
| Tuesday | 70% | 27 min |
| Wednesday | 71% | 22 min |
| Thursday | 68% | 25 min |
| Friday | 70% | 23 min |
| Saturdaybest | 73% | 21 min |
| Sunday | 67% | 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 operations30%
- National airspace system23%
- Weather8%
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 2024-07 and 2026-07. The average arrival delay across completed flights was 24 minutes.
- Which airline is most reliable from DFW to BOS?
- Delta Air Lines has the best on-time record on this route at 79%, based on 1,894 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 (87% on-time), while departures around 8 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?
- 2.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, 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 8,139 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.