Skip to content
WanderNerd
Check a flight

Route Reliability

Raleigh–Durham → Newark

RDU–EWR · 416 miles · Raleigh–Durham International Airport to Newark Liberty International Airport

66
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
14 min
Average arrival delay
3.6%
Cancelled
2,804
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines77%1,752 flights
  2. 2.Delta Air Lines75%812 flights
  3. 3.Spirit Airlines56%240 flights

What the data says

Morning flights do better here.

RDU–EWR flights departing between 6–9 AM arrived on time 88% of the time, versus 57% between 9 PM–12 AM.

Sunday scaries are real for this one.

RDU–EWR flights arrived on time 79% of the time on Tuesdays. On Sundays: 71%.

United Airlines has a clear lead on this route.

United Airlines arrived on time 77% of the time on this route; Spirit Airlines managed 56%.

Keep a backup plan handy.

This route was cancelled 3.6% of the time. Typical for U.S. flights is around 1–2%.

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

On-time by weekday
  • Mon75%(413 flights)
  • Tue79%(391 flights)
  • Wed75%(387 flights)
  • Thu72%(404 flights)
  • Fri73%(416 flights)
  • Sat78%(294 flights)
  • Sun71%(396 flights)
On-time by departure window
  • 6–9 AM88%(803 flights)
  • 9 AM–12 PM80%(655 flights)
  • 12–3 PM78%(210 flights)
  • 3–6 PM63%(523 flights)
  • 6–9 PM57%(487 flights)
  • 9 PM–12 AM57%(23 flights)
On-time trend by month
88%
May

Jun 66% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%209
July 202563%184
August 202568%200
September 202583%193
October 202566%226
November 202572%252
December 202562%238
January 202688%214
February 202683%212
March 202670%256
April 202683%265
May 202688%252

Same trip, other airports

Keep nerding

Based on 2,804 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.