Best Time to Fly DFW to BIS: On-Time Stats by Hour & Airline
Dallas/Fort Worth International → Bismarck Municipal
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 80.5% of Dallas/Fort Worth (DFW) to Bismarck/Mandan (BIS) flights arrived on time (727 scheduled flights). That is 2.9 points above the national average of 77.6%.
Envoy Air was the only reporting airline with regular flights on this route.
Over 24 months, Friday was the most reliable day (85% on time) and June the worst month (71%).
The cancellation rate was 1.1% (US average 1.8%).
DFW to BIS 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 |
|---|---|---|---|---|
| Envoy Air | 80.5% | 52 min | 1.1% | 727 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DFW to BIS
On-time arrival % by scheduled departure hour (local time), 1,455 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 10am–11am | 90.1% | 1.4% | 72 |
| 11am–12pm | 81.3% | 0.8% | 656 |
| 12pm–1pm | Limited data | 1 | |
| 6pm–7pm | Limited data | 3 | |
| 7pm–8pm | 77.6% | 1.0% | 482 |
| 8pm–9pm | 77.9% | 0.0% | 136 |
| 9pm–10pm | 78.8% | 0.9% | 105 |
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 BIS
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) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 79.3% | -2.0 pts | 1.7% | 59 |
| Summer peak (Jun 15 - Aug 15) | 76.0% | -5.3 pts | 0.8% | 248 |
| All other days | 81.3% | — | 0.8% | 1,122 |
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).