Route on-time record

MCO to MKE: most on-time flights and the best time to fly

Orlando (Orlando International Airport) to Milwaukee (General Mitchell International Airport). 1,399 nonstop flights in Jun 2025 to May 2026, 71% arrived within 15 minutes and 1.2% were cancelled. The most reliable flight number was Frontier 2833 at 9:18 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

MCO → MKE

Orlando to Milwaukee: 1,399 nonstop flights a year

On time (12 months)

71%

Cancelled

1.2%

avg delay 17 min

Best time to leave

Before 9 AM

92% on time vs 49% after 9 PM

Most reliable airline

Frontier

76% chance on time

Check MCO to MKE fares

Lowest nonstop fare seen in the next two months: $228 (Southwest 2757 on 2026-10-23). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

#1 · Frontier 2833
9:18 AM → 11:26 AM3h 08m nonstop
Local times, typical schedule. Last flown 2026-05-31.
89%
chance on time
On time (history)
96%
Cancelled
2.0%
Avg arrival delay
2 min
- Arrived on time 96% of the time (49 flights, Jun 2025 to May 2026).
- Departs outside MCO's trouble window (1 PM to 7 PM, when 76% of its 89 ground stops and delay programs started).
- Short track record (49 flights), so its score leans on the airline's record at this hour.
Limited track record · 49 flights
Find Frontier 2833 fares Opens this date on Aviasales
#2 · Southwest 3875
7:10 AM → 9:15 AM3h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
88%
chance on time
On time (history)
100%
Cancelled
3.0%
Avg arrival delay
0 min
- Arrived on time 100% of the time (32 flights, Jun 2025 to May 2026).
- Cancelled 3.0% of the time (1 of 33).
- Leaves in this route's most on-time window (Before 9 AM: 92% on time; After 9 PM: 49%).
- Departs outside MCO's trouble window (1 PM to 7 PM, when 76% of its 89 ground stops and delay programs started).
Limited track record · 32 flights
Find Southwest 3875 fares Opens this date on Aviasales
#3 · Southwest 1411
7:40 AM → 9:40 AM3h 00m nonstop
Local times, typical schedule. Last flown 2026-05-31.
88%
chance on time
On time (history)
95%
Cancelled
0.0%
Avg arrival delay
2 min
- Arrived on time 95% of the time (55 flights, Jun 2025 to May 2026).
- Never cancelled in 55 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 92% on time; After 9 PM: 49%).
- Departs outside MCO's trouble window (1 PM to 7 PM, when 76% of its 89 ground stops and delay programs started).
Limited track record · 55 flights
Find Southwest 1411 fares Opens this date on Aviasales
#4 · Southwest 1528
10:20 AM → 12:25 PM3h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
74%
chance on time
On time (history)
75%
Cancelled
0.0%
Avg arrival delay
10 min
- Arrived on time 75% of the time (32 flights, Jun 2025 to May 2026).
- Never cancelled in 33 scheduled flights.
- Departs outside MCO's trouble window (1 PM to 7 PM, when 76% of its 89 ground stops and delay programs started).
- Short track record (32 flights), so its score leans on the airline's record at this hour.
Limited track record · 32 flights
Find Southwest 1528 fares Opens this date on Aviasales
#5 · Frontier 1141
5:52 PM → 8:06 PM3h 14m nonstop
Local times, typical schedule. Last flown 2026-04-17.
72%
chance on time
On time (history)
72%
Cancelled
2.0%
Avg arrival delay
17 min
- Arrived on time 72% of the time (97 flights, Jun 2025 to May 2026).
- Departs inside MCO's trouble window: 76% of its 89 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 97 flights
Find Frontier 1141 fares Opens this date on Aviasales
#6 · Southwest 4553
1:20 PM → 3:15 PM2h 55m nonstop
Local times, typical schedule. Last flown 2026-05-31.
68%
chance on time
On time (history)
70%
Cancelled
0.0%
Avg arrival delay
12 min
- Arrived on time 70% of the time (23 flights, Jun 2025 to May 2026).
- Departs inside MCO's trouble window: 76% of its 89 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 4553 fares Opens this date on Aviasales
#7 · Southwest 2385
2:20 PM → 4:15 PM2h 55m nonstop
Local times, typical schedule. Last flown 2026-05-30.
68%
chance on time
On time (history)
68%
Cancelled
0.0%
Avg arrival delay
15 min
- Arrived on time 68% of the time (31 flights, Jun 2025 to May 2026).
- Never cancelled in 31 scheduled flights.
- Departs inside MCO's trouble window: 76% of its 89 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (31 flights), so its score leans on the airline's record at this hour.
Limited track record · 31 flights
Find Southwest 2385 fares Opens this date on Aviasales
#8 · Southwest 1598
3:40 PM → 5:45 PM3h 05m nonstop
Local times, typical schedule. Last flown 2026-04-06.
62%
chance on time
On time (history)
57%
Cancelled
6.7%
Avg arrival delay
15 min
- Arrived on time 57% of the time (14 flights, Jun 2025 to May 2026).
- Departs inside MCO's trouble window: 76% of its 89 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (14 flights), so its score leans on the airline's record at this hour.
Limited track record · 14 flights
Find Southwest 1598 fares Opens this date on Aviasales
#9 · Southwest 3879
9:50 PM → 11:50 PM3h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
61%
chance on time
On time (history)
68%
Cancelled
6.1%
Avg arrival delay
20 min
- Arrived on time 68% of the time (31 flights, Jun 2025 to May 2026).
- Cancelled 6.1% of the time (2 of 33).
- Leaves in this route's least on-time window (After 9 PM: 49% on time; Before 9 AM: 92%).
- Departs outside MCO's trouble window (1 PM to 7 PM, when 76% of its 89 ground stops and delay programs started).
Limited track record · 31 flights
Find Southwest 3879 fares Opens this date on Aviasales
#10 · Southwest 626
3:55 PM → 5:55 PM3h 00m nonstop
Local times, typical schedule. Last flown 2026-04-05.
60%
chance on time
On time (history)
53%
Cancelled
5.6%
Avg arrival delay
28 min
- Arrived on time 53% of the time (17 flights, Jun 2025 to May 2026).
- Departs inside MCO's trouble window: 76% of its 89 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (17 flights), so its score leans on the airline's record at this hour.
Limited track record · 17 flights
Find Southwest 626 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Frontier Airlines76%
149 flights · 80% on time as flown · 1.6% cancel
Spirit Airlines74%
147 flights · 76% on time as flown · 2.0% cancel
Southwest Airlines68%
1,103 flights · 69% on time as flown · 0.9% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM92%
268 flights · avg delay 4 min
9 AM to noon81%
245 flights · avg delay 9 min
Noon to 3 PM74%
240 flights · avg delay 14 min
3 to 6 PM66%
251 flights · avg delay 20 min
6 to 9 PM52%
304 flights · avg delay 27 min
After 9 PM49%
91 flights · avg delay 39 min

Best day: Tuesday (81%). Worst: Saturday (68%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Late-arriving aircraft46%
Airline (crew, maintenance, boarding)29%
Air traffic control and airport volume20%
Severe weather4%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

Finding the most reliable connections from MCO to MKE…

MCO to MKE questions

What time of day is best to fly MCO to MKE?: Before 9 AM: 92% of flights arrived on time, against 49% for departures after 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from MCO to MKE?: Frontier, with a season-adjusted 76% chance of operating and arriving on time over 149 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on MCO to MKE?: July (61% on time); the best was November (84%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

More routes from MCO

Live status: FAA delays and ground stops

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