Route Reliability
Baltimore → New Orleans
BWI–MSY · 998 miles · Baltimore/Washington International Thurgood Marshall Airport to Louis Armstrong New Orleans International Airport
- 78%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 1.2%
- Cancelled
- 1,203
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Spirit Airlines82%149 flights
- 2.Southwest Airlines78%1,036 flights
Not enough history to rank: Frontier Airlines (18 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning flights do better here.
BWI–MSY flights departing between 3–6 AM arrived on time 97% of the time, versus 69% between 6–9 PM.
Friday is doing you no favors.
BWI–MSY flights arrived on time 88% of the time on Saturdays and just 70% on Fridays. That gap is worth planning around.
Spirit Airlines has a slight edge here.
Spirit Airlines arrived on time 82% of the time on this route; Southwest Airlines managed 78%.
Slipping a little lately.
BWI–MSY flights arrived on time 78% of the time over the last three months in the data, compared with 82% in the three months before that.
Flights on this route
The breakdown
- Mon85%(183 flights)
- Tue83%(144 flights)
- Wed79%(142 flights)
- Thu74%(183 flights)
- Fri70%(181 flights)
- Sat88%(141 flights)
- Sun74%(212 flights)
- 3–6 AM97%(30 flights)
- 6–9 AM93%(241 flights)
- 9 AM–12 PM89%(171 flights)
- 12–3 PM72%(218 flights)
- 3–6 PM72%(158 flights)
- 6–9 PM69%(216 flights)
- 9 PM–12 AM69%(152 flights)
Jun 63% → May 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 107 |
| July 2025 | 61% | 109 |
| August 2025 | 86% | 101 |
| September 2025 | 85% | 96 |
| October 2025 | 84% | 112 |
| November 2025 | 86% | 109 |
| December 2025 | 78% | 113 |
| January 2026 | 83% | 71 |
| February 2026 | 84% | 81 |
| March 2026 | 85% | 94 |
| April 2026 | 75% | 100 |
| May 2026 | 74% | 93 |
Same trip, other airports
Keep nerding
Based on 1,203 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.