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.
BWI → MSY
Baltimore to New Orleans: 1,203 nonstop flights a year
On time (12 months)
78%
Cancelled
1.2%
avg delay 16 min
Best time to leave
Before 9 AM
93% on time vs 66% after 9 PM
Most reliable airline
Spirit
79% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Best trips
8 nonstop, 37 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 · 3h 00m
8:05 AM → 10:05 AM
90%
arrive on time
91% on time · 1.0% cancel8:05 AM BWI → 10:05 AM MSY3h 00m
Southwest 1060
Boeing 737 MAX 8 or 737-700 · 2–22 yrs oldFind Southwest 1060 fares Opens this date on Aviasales#2 · Nonstop · 2h 45m
10:00 AM → 11:45 AM
82%
arrive on time
83% on time · 0.9% cancel10:00 AM BWI → 11:45 AM MSY2h 45m
Southwest 1225
Boeing 737 MAX 8 or 737-800 · 2–14 yrs oldFind Southwest 1225 fares Opens this date on Aviasales#3 · Nonstop · 2h 54m
11:43 AM → 1:37 PM
77%
arrive on time
78% on time · 1.2% cancel11:43 AM BWI → 1:37 PM MSY2h 54m
Frontier 3703
Airbus A320neo · 3–11 yrs oldFind Frontier 3703 fares Opens this date on Aviasales#4 · Nonstop · 2h 55m
4:25 PM → 6:20 PM
75%
arrive on time
76% on time · 1.6% cancel4:25 PM BWI → 6:20 PM MSY2h 55m
Southwest 1649
Boeing 737 MAX 8 or 737-800 · 3–12 yrs oldFind Southwest 1649 fares Opens this date on Aviasales#5 · 1 connection · 5h 24m · one ticket (Delta)
6:00 AM → 10:33 AM
93%
connections made
84%
arrive on time
93% on time · 2.8% cancel6:00 AM BWI → 8:08 AM ATL2h 01m
Delta 2950
Airbus A321 · 8–10 yrs oldConnect in ATL · 1h 46m · 98% chance to make it · same ticket: the airline rebooks you if you miss it90% on time · 1.9% cancel9:54 AM ATL → 10:33 AM MSY1h 37m
Delta 1424
Boeing 737-900ER · 8–13 yrs oldFind this Delta trip Look for Delta 2950 + Delta 1424 on Aviasales#6 · 1 connection · 4h 44m · one ticket (American)
5:05 AM → 8:49 AM
92%
connections made
81%
arrive on time
95% on time · 2.2% cancel5:05 AM BWI → 6:36 AM CLT1h 31m
American 1708 · also flew as 2224
Boeing 737-800 or Airbus A319 · 8–27 yrs oldConnect in CLT · 1h 14m · 95% chance to make it · same ticket: the airline rebooks you if you miss it89% on time · 1.4% cancel7:50 AM CLT → 8:49 AM MSY1h 59m
American 2180
Boeing 737-800 · 9–26 yrs oldFind this American trip Look for American 1708 + American 2180 on Aviasales#7 · Nonstop · 2h 45m
3:40 PM → 5:25 PM
72%
arrive on time
72% on time · 0.9% cancel3:40 PM BWI → 5:25 PM MSY2h 45m
Southwest 1226
Boeing 737 MAX 8 or 737-800 · 1–19 yrs oldFind Southwest 1226 fares Opens this date on Aviasales#8 · 1 connection · 6h 20m · one ticket (Southwest)
6:30 AM → 11:50 AM
96%
connections made
84%
arrive on time
96% on time · 1.2% cancel6:30 AM BWI → 9:00 AM TPA2h 30m
Southwest 269
Boeing 737 MAX 8 or 737-800 · 1–11 yrs oldConnect in TPA · 2h 05m · 98% chance to make it · same ticket: the airline rebooks you if you miss it87% on time · 0.6% cancel11:05 AM TPA → 11:50 AM MSY1h 45m
Southwest 4574
Boeing 737 MAX 8 or 737-800 · 1–10 yrs oldFind this Southwest trip Look for Southwest 269 + Southwest 4574 on Aviasales#9 · 1 connection · 4h 25m · one ticket (American)
5:05 AM → 8:30 AM
86%
connections made
78%
arrive on time
95% on time · 2.2% cancel5:05 AM BWI → 6:36 AM CLT1h 31m
American 1708 · also flew as 2224
Boeing 737-800 or Airbus A319 · 8–27 yrs oldConnect in CLT · 47m · 89% chance to make it · same ticket: the airline rebooks you if you miss it91% on time · 1.2% cancel7:23 AM CLT → 8:30 AM MSY2h 07m
American 2415
Airbus A320 or A319 · 13–27 yrs oldFind this American trip Look for American 1708 + American 2415 on Aviasales#10 · 1 connection · 6h 00m · one ticket (Southwest)
6:50 AM → 11:50 AM
94%
connections made
82%
arrive on time
92% on time · 1.4% cancel6:50 AM BWI → 9:25 AM TPA2h 35m
Southwest 1793
Boeing 737-700 or 737-800 · 2–22 yrs oldConnect in TPA · 1h 40m · 95% chance to make it · same ticket: the airline rebooks you if you miss it87% on time · 0.6% cancel11:05 AM TPA → 11:50 AM MSY1h 45m
Southwest 4574
Boeing 737 MAX 8 or 737-800 · 1–10 yrs oldFind this Southwest trip Look for Southwest 1793 + Southwest 4574 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.
- Spirit Airlines79%
149 flights · 82% on time as flown · 1.3% cancel
- Southwest Airlines76%
1,036 flights · 77% on time as flown · 1.3% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM93%
274 flights · avg delay 4 min
- 9 AM to noon88%
171 flights · avg delay 4 min
- Noon to 3 PM72%
222 flights · avg delay 24 min
- 3 to 6 PM72%
160 flights · avg delay 17 min
- 6 to 9 PM69%
219 flights · avg delay 25 min
- After 9 PM66%
157 flights · avg delay 28 min
Best day: Tuesday (79%). Worst: Friday (71%).
Smarter routing
Nearby airports that run more on time
IAD → MSY 85% chance on time
Washington Dulles International Airport to Louis Armstrong New Orleans International Airport · 649 flights a year · 45 mi from your airports · yours: 77%
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