Route · TYS → DCA · 2020–2025 BTS data
Knoxville to Washington
The TYS–DCA corridor (Knoxville, TN → Washington, DC) runs ahead of the national average, served by 8 carriers across roughly 437 miles.
Data updated 2026-06-13
- 81.6%
- On-time
- +2.6 pts
- vs US avg
- 92 min
- Delay when late
- 4,949
- Flights
Cancelled
3.9%
Best Month
Nov 2024 89%
Worst Month
Feb 2025 54%
Distance
437 mi
Carriers
8
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 63 | 26 | 1 | 1 | OH |
| Nov 2025 | 84 | 25 | 3 | 0 | OH |
| Oct 2025 | 88 | 24 | 0 | 0 | OH |
| Sep 2025 | 86 | 18 | 0 | 0 | OH |
| Aug 2025 | 89 | 24 | 5 | 1 | YX,OH |
| Jul 2025 | 92 | 26 | 15 | 0 | OH,YX,MQ |
| Jun 2025 | 88 | 22 | 8 | 1 | OH,YX,MQ |
| May 2025 | 93 | 20 | 6 | 0 | OH,YX,MQ |
| Apr 2025 | 88 | 25 | 2 | 1 | OH |
| Mar 2025 | 93 | 32 | 3 | 0 | OH,YX |
| Feb 2025 | 81 | 37 | 10 | 0 | OH,YX |
| Jan 2025 | 83 | 27 | 8 | 0 | OH |
| Dec 2024 | 79 | 27 | 2 | 0 | MQ,OH |
| Nov 2024 | 107 | 12 | 0 | 2 | MQ,YX,OH |
| Oct 2024 | 89 | 15 | 0 | 0 | MQ,YX,OH |
| Sep 2024 | 86 | 13 | 1 | 0 | YX,OH,MQ |
| Aug 2024 | 88 | 16 | 2 | 0 | MQ,OH |
| Jul 2024 | 89 | 21 | 5 | 2 | MQ,OH |
| Jun 2024 | 85 | 16 | 0 | 0 | MQ,OH,YX |
| May 2024 | 88 | 22 | 0 | 0 | MQ,OH |
| Apr 2024 | 83 | 19 | 0 | 0 | MQ,OH |
| Mar 2024 | 83 | 17 | 0 | 0 | MQ,OH |
| Feb 2024 | 91 | 13 | 1 | 0 | MQ,OH |
| Jan 2024 | 106 | 30 | 10 | 0 | MQ,OH |
Cancellation Rate
3.9%
82 of 2,102 flights
Diversion Rate
0.4%
8 of 2,102 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
TYS - Knoxville
Full on-time, delay-cause, and seasonal performance for Knoxville, TN.
Origin airport →DCA - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Destination airport →Compare the two airports
See TYS and DCA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to TYS–DCA.
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What the Data Says About TYS to DCA
4,949 tracked flights put the TYS to DCA pairing (Knoxville to Washington) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 91.6 minutes on average. Across the 437-mile route and its 8 carriers, the trailing 24 months show 3.9% cancelled and 0.4% diverted (2,102 flights sampled).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 89% on-time, while Feb 2025 came in at just 54% - a 35-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.