Best Time to Fly DFW to BOS: On-Time Stats by Hour & Airline
Dallas/Fort Worth International → Logan International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 67.0% of Dallas/Fort Worth (DFW) to Boston (BOS) flights arrived on time (3,710 scheduled flights). That is 10.6 points below the national average of 77.6%.
Among 3 airlines, Delta Air Lines led with 76.3% on time and JetBlue was last with 58.6%.
Over 24 months, Saturday was the most reliable day (73% on time) and July the worst month (57%).
The cancellation rate was 3.2% (US average 1.8%).
DFW to BOS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 76.3% | 95 min | 2.7% | 863 |
| American Airlines | 64.6% | 69 min | 3.4% | 2,643 |
| JetBlue | 58.6% | 84 min | 3.5% | 200 |
| Spirit Airlines | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DFW to BOS
On-time arrival % by scheduled departure hour (local time), 7,735 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 84.4% | 2.5% | 158 |
| 7am–8am | 87.3% | 1.7% | 1,399 |
| 8am–9am | 80.5% | 1.8% | 570 |
| 9am–10am | 81.3% | 3.1% | 193 |
| 10am–11am | 75.3% | 1.5% | 729 |
| 11am–12pm | 68.2% | 1.3% | 475 |
| 12pm–1pm | 65.4% | 2.5% | 862 |
| 1pm–2pm | 77.7% | 0.0% | 123 |
| 2pm–3pm | 55.4% | 3.2% | 311 |
| 3pm–4pm | 48.3% | 1.8% | 443 |
| 4pm–5pm | 60.7% | 1.9% | 377 |
| 5pm–6pm | 62.3% | 4.2% | 744 |
| 6pm–7pm | 63.5% | 3.0% | 971 |
| 7pm–8pm | 58.7% | 5.6% | 286 |
| 8pm–9pm | 48.2% | 4.6% | 87 |
| 11pm–12am | Limited data | 7 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DFW to BOS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 84.2% | +12.0 pts | 1.4% | 141 |
| Christmas & New Year (Dec 20 - Jan 3) | 64.1% | -8.0 pts | 3.3% | 270 |
| Summer peak (Jun 15 - Aug 15) | 61.2% | -11.0 pts | 2.8% | 1,445 |
| All other days | 72.1% | — | 2.3% | 5,879 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).