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

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

No clear winner: Frontier’s MDW → ATL flights land within a few points of 72% on time whatever the hour.

Best time to leave 2–3 pm 83% arrive on time from MDW

Best single flight F9 2780 MDW 12:04 → ATL 15:10 · 78% on time Avoid F9 2292 MDW 06:00 → ATL 09:19 · 71% 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).

MDW

% 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 2780	MDW 12:04	ATL 15:10	78%
F9 2292	MDW 06:00	ATL 09:19	71%

All 3 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 2292	MDW 06:00	ATL 09:19	2h 17m	335	71%	3.3%	45 min
F9 2780	MDW 12:04	ATL 15:10	2h 06m	151	78%	0.7%	64 min
F9 2144	MDW 12:11	ATL 15:13	2h 02m	135	68%	3.0%	64 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	MDW	ATL	2h 06m	72%	2.6%	621	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