Route Reliability
Washington → LYH
IAD–LYH · 147 miles · Washington Dulles International Airport to LYH Airport
73
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 37 min
- Average arrival delay
- 0%
- Cancelled
- 69
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 78% of the time across 69 flights. No comparison to make.
What the data says
Friday is doing you no favors.
IAD–LYH flights arrived on time 100% of the time on Tuesdays and just 60% on Fridays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon—(9 flights)
- Tue100%(10 flights)
- Wed70%(10 flights)
- Thu90%(10 flights)
- Fri60%(10 flights)
- Sat70%(10 flights)
- Sun90%(10 flights)
Keep nerding
Based on 69 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.