Flight Reliability
F9 2906 · Frontier Airlines
Washington → San Juan (IAD–SJU)
0
Bring Snacks
WanderNerd Reliability Score
- 43%
- Arrive within 15 minutes
- 106 min
- Average arrival delay
- 2.0%
- Cancelled
- 25 min
- Median arrival delay
Based on 98 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
F9 2906 departing between 9 AM–12 PM arrived on time 71% of the time, versus 24% between 12–3 PM.
Tuesdays have been rough.
F9 2906 arrived on time 70% of the time on Fridays and just 25% on Tuesdays. That gap is worth planning around.
Well behind the IAD–SJU route.
F9 2906 arrived on time 43% of the time, versus 76% across the IAD–SJU route.
Well behind the Frontier Airlines network.
F9 2906 arrived on time 43% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon50%(10 flights)
- Tue25%(12 flights)
- Wed—(0 flights)
- Thu32%(22 flights)
- Fri70%(10 flights)
- Sat53%(15 flights)
- Sun41%(27 flights)
- 9 AM–12 PM71%(14 flights)
- 12–3 PM24%(33 flights)
- 6–9 PM47%(43 flights)
- 9 PM–12 AM—(6 flights)
33%
Dec
Jun 36% → Dec 33% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 36% | 11 |
| July 2025 | 8% | 13 |
| August 2025 | 54% | 13 |
| November 2025 | 39% | 13 |
| December 2025 | 33% | 15 |
- Departures on time
- 51%
- Diverted
- 0%
- Flights flown
- 96
- Months covered
- 10
Same route, other flights
Keep nerding
Based on 98 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.