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Flight Reliability

F9 2633 · Frontier Airlines

Baltimore → Atlanta (BWI–ATL)

72
Usually Fine
WanderNerd Reliability Score
74%
Arrive within 15 minutes
10 min
Average arrival delay
2.5%
Cancelled
2 min early
Median arrival delay

Based on 355 historical flights. Data through May 2026.

What the data says

The 9 AM–12 PM departure wins.

F9 2633 departing between 9 AM–12 PM arrived on time 100% of the time, versus 66% between 3–6 AM.

Saturdays have been rough.

F9 2633 arrived on time 85% of the time on Tuesdays and just 57% on Saturdays. That gap is worth planning around.

A bit behind the BWI–ATL route.

F9 2633 arrived on time 74% of the time, versus 80% across the BWI–ATL route.

The breakdown

On-time by weekday
  • Mon69%(48 flights)
  • Tue85%(48 flights)
  • Wed84%(49 flights)
  • Thu76%(50 flights)
  • Fri74%(50 flights)
  • Sat57%(51 flights)
  • Sun72%(50 flights)
On-time by departure window
  • 3–6 AM66%(70 flights)
  • 6–9 AM75%(260 flights)
  • 9 AM–12 PM100%(14 flights)
  • 3–6 PM—(2 flights)
On-time trend by month
81%
May

Jun 37% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202537%19
July 202557%30
August 202573%30
September 202587%30
October 202597%31
November 202582%28
December 202568%31
January 202672%29
February 202682%28
March 202669%29
April 202667%30
May 202681%31
Departures on time
87%
Diverted
0%
Flights flown
346
Months covered
12

Same route, other flights

Keep nerding

Based on 355 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.