United Airlines EWR to IAD on-time performance
United Airlines nonstop flights from Newark to Washington · Aug 2025 – Jul 2026
On-time arrivals
75%
arrived < 15 min late
Cancelled
2.5%
38 flights
Avg arrival delay
18 min
70 min when late
Rank on route
#2 of 2
route average 75% on time
Key facts
- United Airlines flights on EWR to IAD arrived on time 75% of the time in Aug 2025 – Jul 2026.
- 2.5% were cancelled, and 9% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 75% on time overall.
- The largest source of delay minutes was late-arriving aircraft (42%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft42%
- Air traffic control & airport congestion26%
- Airline (crew, maintenance, cleaning, fueling)26%
- Extreme weather6%
- Security0%
Other airlines on EWR to IAD
- Republic Airways76% on time · 18 min avg delay
Full EWR to IAD comparison →
United Airlines on-time record across all routes →
1,506 United Airlines flights tracked on this route; 38 cancelled, 1 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.