Route · LGA → IAD · 2020–2025 BTS data
New York to Washington
The LGA–IAD corridor (New York, NY → Washington, DC) runs ahead of the national average, served by 14 carriers across roughly 229 miles.
Data updated 2026-06-13
- 81.6%
- On-time
- +2.6 pts
- vs US avg
- 87 min
- Delay when late
- 5,228
- Flights
Cancelled
3.7%
Best Month
Feb 2024 97%
Worst Month
Jun 2025 63%
Distance
229 mi
Carriers
14
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 107 | 35 | 5 | 0 | YX |
| Nov 2025 | 87 | 19 | 13 | 0 | YX |
| Oct 2025 | 100 | 23 | 1 | 0 | YX |
| Sep 2025 | 111 | 25 | 4 | 0 | YX |
| Aug 2025 | 107 | 19 | 4 | 0 | YX |
| Jul 2025 | 43 | 19 | 8 | 0 | YX |
| Jun 2025 | 59 | 22 | 6 | 0 | UA,YX |
| May 2025 | 41 | 12 | 0 | 0 | UA,YX |
| Jan 2025 | 44 | 10 | 3 | 0 | YX |
| Dec 2024 | 123 | 25 | 1 | 0 | UA,YX |
| Nov 2024 | 119 | 18 | 0 | 0 | YX |
| Oct 2024 | 122 | 14 | 0 | 0 | YX |
| Sep 2024 | 106 | 19 | 0 | 0 | YX |
| Aug 2024 | 124 | 26 | 14 | 1 | YX |
| Jul 2024 | 124 | 27 | 4 | 0 | YX |
| Jun 2024 | 116 | 19 | 6 | 0 | YX |
| May 2024 | 121 | 25 | 1 | 0 | YX,UA |
| Apr 2024 | 120 | 18 | 1 | 0 | YX |
| Mar 2024 | 119 | 13 | 0 | 0 | YX |
| Feb 2024 | 102 | 3 | 2 | 0 | YX |
| Jan 2024 | 183 | 24 | 10 | 0 | YX |
| Aug 2023 | 31 | 6 | 1 | 0 | YX |
| Jun 2023 | 35 | 7 | 0 | 0 | YX |
| May 2023 | 42 | 6 | 0 | 0 | 9E |
Cancellation Rate
3.7%
84 of 2,286 flights
Diversion Rate
0.0%
1 of 2,286 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
LGA - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
Origin airport →IAD - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Destination airport →Compare the two airports
See LGA and IAD side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to LGA–IAD.
Routes with a similar on-time rate
What the Data Says About LGA to IAD
5,228 tracked flights put the LGA to IAD pairing (New York to Washington) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 86.6 minutes on average. Across the 229-mile route and its 14 carriers, the trailing 24 months show 3.7% cancelled and 0.0% diverted (2,286 flights sampled).
The monthly split is wide on this route: Feb 2024 posted the strongest performance at 97% on-time, while Jun 2025 came in at just 63% - a 34-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.