Showing Frontier only (incl. its regional partners)All airlines ×

969 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s 56%.

Best time to leave 11 am–12 pm 82% arrive on time from FLL

Best single flight F9 2173 FLL 06:05 → ATL 08:14 · 81% on time Avoid F9 2171 FLL 21:15 → ATL 23:36 · 61% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

FLL

% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.


F9 2173	FLL 06:05	ATL 08:14	81%
F9 2171	FLL 21:15	ATL 23:36	61%

All 6 Frontier flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.


F9 4873	FLL 06:05	ATL 08:23	2h 18m	136	72%	2.2%	89 min
F9 2173	FLL 06:05	ATL 08:14	2h 09m	309	81%	1.9%	77 min
F9 1123	FLL 17:40	ATL 20:04	2h 18m	133	45%	3.0%	102 min
F9 2717	FLL 21:08	ATL 23:20	2h 14m	60	63%	5.0%	121 min
F9 2171	FLL 21:15	ATL 23:36	2h 21m	243	61%	3.7%	74 min
F9 3013	FLL 21:47	ATL 23:24	2h 12m	88	46%	4.5%	102 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.


Frontier	FLL	ATL	2h 18m	66%	3.0%	969	Flying now

Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON