ATIS Alerts Smart Flight Search
Find the flight least likely to be delayed
BetaWe rank real flight numbers by how often they flew and arrived on time over the last 12 months, adjusted for your travel month and departure time, then check nearby airports and calmer connections. US airlines and airports.
MKE → DAL
Milwaukee to Dallas: 408 nonstop flights a year
On time (12 months)
79%
Cancelled
0.2%
avg delay 14 min
Best time to leave
Before 9 AM
89% on time vs 53% 6 to 9 PM
Most reliable airline
Southwest
79% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Best trips
2 nonstop, 36 with 1 connection. Best overall weighs the chance you arrive on time as booked, connection odds, travel time and separate tickets.
Best overall#1 · Nonstop · 2h 40m
12:20 PM → 3:00 PM
82%
arrive on time
82% on time · 0.2% cancel12:20 PM MKE → 3:00 PM DAL2h 40m
Southwest 3520
Boeing 737-700 · 11–22 yrs oldFind Southwest 3520 fares Opens this date on Aviasales#2 · Nonstop · 2h 35m
2:15 PM → 4:50 PM
79%
arrive on time
79% on time · 0.2% cancel2:15 PM MKE → 4:50 PM DAL2h 35m
Southwest 3810
Boeing 737 MAX 8 or 737-800 · 1–20 yrs oldFind Southwest 3810 fares Opens this date on Aviasales#3 · 1 connection · 5h 15m · one ticket (Southwest)
8:55 AM → 2:10 PM
92%
connections made
76%
arrive on time
86% on time · 1.3% cancel8:55 AM MKE → 10:30 AM BNA1h 35m
Southwest 377
Boeing 737-700 · 15–22 yrs oldConnect in BNA · 1h 35m · 94% chance to make it · same ticket: the airline rebooks you if you miss it83% on time · 0.7% cancel12:05 PM BNA → 2:10 PM DAL2h 05m
Southwest 575 · also flew as 1448
Boeing 737 MAX 8 · 1–23 yrs oldFind this Southwest trip Look for Southwest 377 + Southwest 575 on Aviasales#4 · 1 connection · 6h 00m · one ticket (Southwest)
8:55 AM → 2:55 PM
95%
connections made
78%
arrive on time
86% on time · 1.3% cancel8:55 AM MKE → 10:30 AM BNA1h 35m
Southwest 377
Boeing 737-700 · 15–22 yrs oldConnect in BNA · 2h 15m · 97% chance to make it · same ticket: the airline rebooks you if you miss it83% on time · 0.9% cancel12:45 PM BNA → 2:55 PM DAL2h 10m
Southwest 816
Boeing 737 MAX 8 or 737-800 · 3–19 yrs oldFind this Southwest trip Look for Southwest 377 + Southwest 816 on Aviasales#5 · 1 connection · 5h 05m · one ticket (Southwest)
9:50 AM → 2:55 PM
91%
connections made
76%
arrive on time
89% on time · 2.0% cancel9:50 AM MKE → 11:25 AM BNA1h 35m
Southwest 407
Boeing 737-700 · 18–22 yrs oldConnect in BNA · 1h 20m · 94% chance to make it · same ticket: the airline rebooks you if you miss it83% on time · 0.9% cancel12:45 PM BNA → 2:55 PM DAL2h 10m
Southwest 816
Boeing 737 MAX 8 or 737-800 · 3–19 yrs oldFind this Southwest trip Look for Southwest 407 + Southwest 816 on Aviasales#6 · 1 connection · 7h 20m · one ticket (Southwest)
6:50 AM → 2:10 PM
98%
connections made
81%
arrive on time
94% on time · 1.1% cancel6:50 AM MKE → 8:25 AM BNA1h 35m
Southwest 1461
Boeing 737-700 · 18–23 yrs oldConnect in BNA · 3h 40m · 100% chance to make it · same ticket: the airline rebooks you if you miss it83% on time · 0.7% cancel12:05 PM BNA → 2:10 PM DAL2h 05m
Southwest 575 · also flew as 1448
Boeing 737 MAX 8 · 1–23 yrs oldFind this Southwest trip Look for Southwest 1461 + Southwest 575 on Aviasales#7 · 1 connection · 6h 25m · one ticket (Southwest)
6:50 AM → 1:15 PM
97%
connections made
78%
arrive on time
94% on time · 1.1% cancel6:50 AM MKE → 8:25 AM BNA1h 35m
Southwest 1461
Boeing 737-700 · 18–23 yrs oldConnect in BNA · 2h 40m · 99% chance to make it · same ticket: the airline rebooks you if you miss it81% on time · 0.9% cancel11:05 AM BNA → 1:15 PM DAL2h 10m
Southwest 2093
Boeing 737-700 · 15–22 yrs oldFind this Southwest trip Look for Southwest 1461 + Southwest 2093 on Aviasales#8 · 1 connection · 6h 10m · one ticket (Southwest)
8:00 AM → 2:10 PM
97%
connections made
77%
arrive on time
97% on time · 0.7% cancel8:00 AM MKE → 9:20 AM STL1h 20m
Southwest 3456
Boeing 737-700 · 16–23 yrs oldConnect in STL · 3h 00m · 99% chance to make it · same ticket: the airline rebooks you if you miss it79% on time · 1.4% cancel12:20 PM STL → 2:10 PM DAL1h 50m
Southwest 3684
Boeing 737 MAX 8 or 737-800 · 1–14 yrs oldFind this Southwest trip Look for Southwest 3456 + Southwest 3684 on Aviasales#9 · 1 connection · 5h 05m · one ticket (Southwest)
8:00 AM → 1:00 PM
97%
connections made
73%
arrive on time
97% on time · 0.7% cancel8:00 AM MKE → 9:20 AM STL1h 20m
Southwest 3456
Boeing 737-700 · 16–23 yrs oldConnect in STL · 1h 55m · 99% chance to make it · same ticket: the airline rebooks you if you miss it76% on time · 1.6% cancel11:15 AM STL → 1:00 PM DAL1h 50m
Southwest 2533
Boeing 737-700 or 737 MAX 8 · 3–22 yrs oldFind this Southwest trip Look for Southwest 3456 + Southwest 2533 on Aviasales#10 · 1 connection · 6h 00m · one ticket (Southwest)
8:10 AM → 2:10 PM
96%
connections made
76%
arrive on time
93% on time · 1.8% cancel8:10 AM MKE → 9:35 AM STL1h 25m
Southwest 1111
Boeing 737-800 or 737-700 · 3–23 yrs oldConnect in STL · 2h 45m · 99% chance to make it · same ticket: the airline rebooks you if you miss it79% on time · 1.4% cancel12:20 PM STL → 2:10 PM DAL1h 50m
Southwest 3684
Boeing 737 MAX 8 or 737-800 · 1–14 yrs oldFind this Southwest trip Look for Southwest 1111 + Southwest 3684 on Aviasales
Aircraft and ages come from the planes each flight number actually flew in the last 3 months of data (FAA registry build years); airlines can swap planes.
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines79%
408 flights · 79% on time as flown · 0.2% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM89%
48 flights · avg delay 13 min
- Noon to 3 PM84%
215 flights · avg delay 10 min
- 3 to 6 PM71%
98 flights · avg delay 20 min
- 6 to 9 PM53%
37 flights · avg delay 29 min
Best day: Tuesday (87%). Worst: Sunday (78%).
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