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Route Reliability

LEX → Washington

LEX–DCA · 414 miles · LEX Airport to Ronald Reagan Washington National Airport

89
Pretty Reliable
WanderNerd Reliability Score
89%
Arrive within 15 minutes
3 min early
Average arrival delay
1.7%
Cancelled
303
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 89% of the time across 303 flights. No comparison to make.

What the data says

Thursday is the weak spot.

LEX–DCA flights arrived on time 92% of the time on Mondays. On Thursdays: 83%.

Ticking up lately.

LEX–DCA flights arrived on time 85% of the time over the last three months in the data, compared with 80% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

The breakdown

On-time by weekday
  • Mon92%(50 flights)
  • Tue90%(50 flights)
  • Wed86%(50 flights)
  • Thu83%(48 flights)
  • Fri91%(46 flights)
  • Sat—(2 flights)
  • Sun88%(51 flights)
On-time trend by month
81%
May

Jun 96% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202596%25
July 202584%25
August 2025100%26
September 202596%26
October 202589%27
November 2025100%24
December 202571%21
January 202686%21
February 202683%23
March 202696%27
April 202677%26
May 202681%26

Keep nerding

Based on 303 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.