ON TIMEBOARD

MSY → BNA on time

New Orleans (New Orleans, LA) to Nashville (Nashville, TN). Every scheduled flight, September 2025 to August 2026.

On time
76%
arrived < 15 min late
Cancelled
0.5%
1,499 flights
Typical arrival
0 min
median vs schedule
When late
+48 min
average delay
Flights / day
4
2 airlines

76% of flights from New Orleans to Nashville arrived on time over the past 12 months. That is worse than the typical U.S. route. The 7 a.m. departures ran on time 92% of the time; the 6 p.m. ones 55%. 6% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MSY → BNA: when a flight was late, it was under 45 minutes late 68% of the time. About 1 in 19 flights landed an hour or more late, and 1 in 125 three hours or more; 0.5% were cancelled outright.

Share of all 1,499 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Southwest Airlines1,45176%0.5%0 min5.2%+47 minSouthwest Airlines
Spirit Airlines48—————Spirit Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at MSY). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%6 a.m. departures: too few flights (40 flights)6a7 a.m. departures: 92% on time (314 flights)927a8 a.m. departures: too few flights (24 flights)8a9 a.m. departures: too few flights (48 flights)9a10 a.m. departures: 82% on time (245 flights)8210a11 a.m. departures: too few flights (81 flights)11anoon departures: too few flights (23 flights)12p1 p.m. departures: 71% on time (108 flights)711p2 p.m. departures: 60% on time (132 flights)602p3 p.m. departures: 61% on time (119 flights)613p4 p.m. departures: 72% on time (105 flights)724p5 p.m. departures: too few flights (58 flights)5p6 p.m. departures: 55% on time (103 flights)556p7 p.m. departures: too few flights (62 flights)7p8 p.m. departures: too few flights (37 flights)8p
MSY → BNA, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By airline and hour

DepartsSouthwest Airlines
7 a.m.92%
10 a.m.81%
1 p.m.71%
2 p.m.60%
3 p.m.61%
4 p.m.72%

Last flight of the day

On MSY → BNA, each airline's last flight of the day was cancelled 0.5% of the time, against 0.5% for its earlier flights, about the same. It arrived 3+ hours late 0.8% of the time (earlier flights: 0.7%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Southwest Airlines6:15 p.m.0.5%0.8%0.5%first flight 7:45 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

By month

Each calendar month pooled over 2023–2026. Best: September (88%). Worst: July (71%).

40%70%100%Jan: 81% on time (337 flights)81JanFeb: 87% on time (324 flights)87FebMar: 80% on time (370 flights)80MarApr: 79% on time (359 flights)79AprMay: 73% on time (360 flights)73MayJun: 73% on time (339 flights)73JunJul: 71% on time (355 flights)71JulAug: 80% on time (353 flights)80AugSep: 88% on time (334 flights)88SepOct: 78% on time (397 flights)78OctNov: 80% on time (357 flights)80NovDec: 81% on time (353 flights)81Dec

By day of week

DayFlightsOn timeCancelled
Monday23675%0.0%
Tuesday20381%0.0%
Wednesday20385%0.5%
Thursday23073%0.0%
Friday23273%0.0%
Saturday15982%1.3%
Sunday23664%1.7%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Late inbound plane 57%Airline (crew, maintenance, ops) 21%Air traffic & airport (NAS) 17%Severe weather 5%

Cancellations: weather 5 · airline 1 · air traffic/airport 1

Month by month

50%75%100%Sep 2023Jan 2024Jan 2025Jan 2026Oct 2023: 79% on time, 0.0% cancelledMar 2024: 79% on time, 0.0% cancelledJul 2024: 75% on time, 0.0% cancelledAug 2024: 77% on time, 0.0% cancelledSep 2024: 88% on time, 5.0% cancelledOct 2024: 89% on time, 0.8% cancelledNov 2024: 84% on time, 0.0% cancelledDec 2024: 88% on time, 0.0% cancelledJan 2025: 81% on time, 9.8% cancelledFeb 2025: 85% on time, 0.0% cancelledMar 2025: 85% on time, 0.7% cancelledApr 2025: 78% on time, 2.1% cancelledMay 2025: 78% on time, 2.1% cancelledJun 2025: 73% on time, 0.8% cancelledJul 2025: 72% on time, 0.8% cancelledAug 2025: 91% on time, 1.8% cancelledSep 2025: 95% on time, 0.0% cancelledOct 2025: 69% on time, 0.0% cancelledNov 2025: 73% on time, 0.0% cancelledDec 2025: 76% on time, 0.0% cancelledJan 2026: 88% on time, 5.0% cancelledFeb 2026: 87% on time, 0.0% cancelledMar 2026: 74% on time, 0.8% cancelledApr 2026: 81% on time, 0.0% cancelledMay 2026: 67% on time, 0.0% cancelledJun 2026: 60% on time, 0.0% cancelledJul 2026: 67% on time, 0.0% cancelledAug 2026: 72% on time, 0.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
MSY → BNA, monthly on-time and cancellation rate.

Worst days in the past year

DateFlightsOn timeCancelled
Jun 19, 202640%0
Jun 18, 202640%0
Nov 2, 2025617%0
Aug 20, 2026520%0
Feb 1, 2026425%0

Questions

How often are flights from MSY to BNA on time?

76% of 1,499 scheduled flights from New Orleans, LA to Nashville, TN arrived within 15 minutes of schedule between September 2025 and August 2026. 0.5% were cancelled.

What is the best time of day to fly MSY to BNA?

Flights scheduled to leave at 7 a.m. were the most reliable (92% on time). The 6 p.m. departures were the least (55%).

What month has the most delays from MSY to BNA?

July (71% on time). The best month is September (88%), over 2023–2026.

Is the last flight of the day from MSY to BNA more likely to be cancelled?

Not much. Each airline's last MSY–BNA flight of the day was cancelled 0.5% of the time over the past year, against 0.5% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.