Route Reliability
Newark → Washington
EWR–IAD · 212 miles · Newark Liberty International Airport to Washington Dulles International Airport
- 74%
- Arrive within 15 minutes
- 13 min
- Average arrival delay
- 2.5%
- Cancelled
- 1,825
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 74% of the time across 1,825 flights. No comparison to make.
What the data says
Morning-you made the right choice.
EWR–IAD flights departing between 6–9 AM arrived on time 96% of the time, versus 55% between 12–3 PM.
Sunday scaries are real for this one.
EWR–IAD flights arrived on time 80% of the time on Saturdays. On Sundays: 66%.
Ticking up lately.
EWR–IAD flights arrived on time 81% of the time over the last three months in the data, compared with 75% 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
More flights on this route
The breakdown
- Mon76%(245 flights)
- Tue77%(254 flights)
- Wed73%(255 flights)
- Thu68%(254 flights)
- Fri74%(258 flights)
- Sat80%(258 flights)
- Sun66%(254 flights)
- 3–6 AM—(1 flights)
- 6–9 AM96%(356 flights)
- 9 AM–12 PM75%(355 flights)
- 12–3 PM55%(123 flights)
- 3–6 PM71%(260 flights)
- 6–9 PM61%(386 flights)
- 9 PM–12 AM72%(297 flights)
Jun 73% → May 88% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 73% | 147 |
| July 2025 | 54% | 142 |
| August 2025 | 76% | 155 |
| September 2025 | 78% | 152 |
| October 2025 | 66% | 155 |
| November 2025 | 70% | 143 |
| December 2025 | 65% | 153 |
| January 2026 | 77% | 147 |
| February 2026 | 83% | 129 |
| March 2026 | 73% | 152 |
| April 2026 | 81% | 150 |
| May 2026 | 88% | 153 |
Same trip, other airports
Keep nerding
Based on 1,825 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.