Route · IAD → MSY · 2020–2025 BTS data
Washington to New Orleans
The IAD–MSY corridor (Washington, DC → New Orleans, LA) runs ahead of the national average, served by 10 carriers across roughly 955 miles.
Data updated 2026-06-13
- 83.3%
- On-time
- +4.3 pts
- vs US avg
- 80 min
- Delay when late
- 3,821
- Flights
Cancelled
1.5%
Best Month
Oct 2024 94%
Worst Month
Jul 2025 71%
Distance
955 mi
Carriers
10
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 48 | 15 | 0 | 0 | YX,UA |
| Nov 2025 | 60 | 9 | 0 | 0 | UA |
| Oct 2025 | 55 | 4 | 0 | 0 | UA |
| Sep 2025 | 45 | 2 | 0 | 0 | UA |
| Aug 2025 | 55 | 10 | 1 | 0 | YX,UA |
| Jul 2025 | 58 | 17 | 0 | 0 | UA,YX |
| Jun 2025 | 52 | 15 | 0 | 0 | UA,YX |
| May 2025 | 59 | 11 | 0 | 0 | UA |
| Apr 2025 | 60 | 11 | 0 | 0 | UA,YX |
| Mar 2025 | 58 | 8 | 0 | 0 | UA |
| Feb 2025 | 56 | 10 | 0 | 0 | UA |
| Jan 2025 | 52 | 11 | 6 | 0 | UA |
| Dec 2024 | 47 | 11 | 0 | 0 | UA |
| Nov 2024 | 60 | 6 | 0 | 0 | UA |
| Oct 2024 | 62 | 4 | 0 | 0 | UA |
| Sep 2024 | 59 | 4 | 4 | 0 | UA |
| Aug 2024 | 50 | 13 | 2 | 0 | UA |
| Jul 2024 | 39 | 13 | 1 | 0 | UA |
| Jun 2024 | 58 | 12 | 0 | 1 | UA |
| May 2024 | 58 | 9 | 0 | 0 | UA |
| Apr 2024 | 60 | 11 | 0 | 0 | UA |
| Mar 2024 | 62 | 8 | 0 | 1 | UA |
| Feb 2024 | 58 | 6 | 0 | 0 | UA |
| Jan 2024 | 56 | 12 | 6 | 0 | UA |
Cancellation Rate
1.5%
20 of 1,327 flights
Diversion Rate
0.2%
2 of 1,327 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAD - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Origin airport →MSY - New Orleans
Full on-time, delay-cause, and seasonal performance for New Orleans, LA.
Destination airport →Compare the two airports
See IAD and MSY side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAD–MSY.
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Routes of a similar trip length
What the Data Says About IAD to MSY
Bureau of Transportation Statistics records show Washington to New Orleans (IAD to MSY) running a 83.3% on-time rate over 3,821 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 79.7 minutes. The 955-mile corridor is served by 10 carriers, and over the last 24 months 1.5% of 1,327 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 94% on-time, while Jul 2025 came in at just 71% - a 23-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.