ON TIMEBOARD

F9 3788 on time

Frontier Airlines 3788: Dallas to Baltimore at 9:25 a.m. (past 12 months)

On time
70%
135 flights · likely 61–77%
Cancelled
3.0%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+77 min
average delay
Similar flights
75%
F9, same route & hour

About 1 in 3 F9 3788 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (30%); 3.0% were cancelled. The typical flight landed 6 minutes early.

F9 3788: DFW → BWI

Scheduled to leave Dallas at 9:25 a.m. local time. Over the past year it arrived on time 70% of the time (135 flights), worse than other F9 flights on the route at that hour (75%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jan 2026: 80% on time (15 flights)80JanFeb 2026: 87% on time (15 flights)87FebMar 2026: too few flights (3 flights)MarMay 2026: too few flights (11 flights)MayJun 2026: 55% on time (29 flights)55JunJul 2026: 71% on time (31 flights)71JulAug 2026: 71% on time (31 flights)71Aug

By day of week

DayFlightsOn time
Monday2268%
Tuesday15—
Wednesday14—
Thursday2162%
Friday2370%
Saturday17—
Sunday2378%

Why it was late

Late inbound plane 45%Airline (crew, maintenance, ops) 25%Air traffic & airport (NAS) 24%Severe weather 7%

All flights DFW → BWI · Connecting off F9 3788? Check the risk

Questions

How often is F9 3788 from DFW to BWI late?

Frontier Airlines 3788 from Dallas/Fort Worth, TX to Baltimore, MD arrived 15 or more minutes late, was diverted or was cancelled on 30% of 135 scheduled flights between September 2025 and August 2026. 3.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Frontier Airlines for today's flight. Method.