Flight Reliability
F9 3085 · Frontier Airlines
Boston → Atlanta (BOS–ATL)
48
Bring Snacks
WanderNerd Reliability Score
- 60%
- Arrive within 15 minutes
- 13 min
- Average arrival delay
- 4.0%
- Cancelled
- 7 min
- Median arrival delay
Based on 151 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
F9 3085 departing between 6–9 AM arrived on time 62% of the time, versus 50% between 3–6 AM.
Sunday scaries are real for this one.
F9 3085 arrived on time 87% of the time on Fridays and just 40% on Sundays. That gap is worth planning around.
Well behind the BOS–ATL route.
F9 3085 arrived on time 60% of the time, versus 79% across the BOS–ATL route.
Lagging the Frontier Airlines network.
F9 3085 arrived on time 60% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon58%(19 flights)
- Tue53%(19 flights)
- Wed62%(21 flights)
- Thu67%(21 flights)
- Fri87%(23 flights)
- Sat52%(21 flights)
- Sun40%(20 flights)
- 3–6 AM50%(12 flights)
- 6–9 AM62%(131 flights)
- 12–3 PM—(1 flights)
61%
May
Nov 50% → May 61% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 50% | 10 |
| December 2025 | 54% | 13 |
| January 2026 | 57% | 30 |
| February 2026 | 65% | 26 |
| April 2026 | 68% | 28 |
| May 2026 | 61% | 31 |
- Departures on time
- 87%
- Diverted
- 0.7%
- Flights flown
- 144
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 151 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.