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Route Reliability

MGW → Washington

MGW–IAD · 140 miles · MGW Airport to Washington Dulles International Airport

59
A Little Dicey
WanderNerd Reliability Score
81%
Arrive within 15 minutes
33 min
Average arrival delay
4.7%
Cancelled
362
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 81% of the time across 362 flights. No comparison to make.

What the data says

Morning flights do better here.

MGW–IAD flights departing between 6–9 AM arrived on time 84% of the time, versus 72% between 6–9 PM.

Thursdays have been rough.

MGW–IAD flights arrived on time 92% of the time on Tuesdays and just 75% on Thursdays. That gap is worth planning around.

Keep a backup plan handy.

This route was cancelled 4.7% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

MGW–IAD flights arrived on time 86% of the time over the last three months in the data, compared with 74% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon76%(49 flights)
  • Tue92%(48 flights)
  • Wed78%(50 flights)
  • Thu75%(48 flights)
  • Fri84%(51 flights)
  • Sat78%(49 flights)
  • Sun88%(50 flights)
On-time by departure window
  • 6–9 AM84%(262 flights)
  • 6–9 PM72%(83 flights)
On-time trend by month
84%
May

Jun 80% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202587%31
August 202587%31
September 202583%30
October 202568%31
November 202587%30
December 202572%25
January 202676%21
February 202675%28
March 202682%28
April 202693%29
May 202684%31

Keep nerding

Based on 362 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.