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Route Reliability

Washington → Minneapolis

IAD–MSP · 907 miles · Washington Dulles International Airport to Minneapolis–Saint Paul International Airport

88
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
4 min
Average arrival delay
1.0%
Cancelled
1,253
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.United Airlines86%365 flights
  2. 2.Delta Air Lines85%888 flights

What the data says

Morning-you made the right choice.

IAD–MSP flights departing between 6–9 AM arrived on time 90% of the time, versus 77% between 6–9 PM.

Skip Wednesday if you can.

IAD–MSP flights arrived on time 90% of the time on Thursdays. On Wednesdays: 82%.

Not much between United Airlines and Delta Air Lines.

On this route they all land within 85% to 86% on time. Pick on schedule and price.

Ticking up lately.

IAD–MSP flights arrived on time 86% of the time over the last three months in the data, compared with 81% 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

On-time by weekday
  • Mon82%(182 flights)
  • Tue87%(182 flights)
  • Wed82%(184 flights)
  • Thu90%(181 flights)
  • Fri85%(184 flights)
  • Sat85%(142 flights)
  • Sun86%(181 flights)
On-time by departure window
  • 6–9 AM90%(486 flights)
  • 9 AM–12 PM84%(321 flights)
  • 12–3 PM84%(231 flights)
  • 3–6 PM84%(19 flights)
  • 6–9 PM77%(179 flights)
On-time trend by month
87%
May

Jun 83% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%114
July 202584%115
August 202582%111
September 202589%107
October 202594%116
November 202591%106
December 202572%107
January 202681%79
February 202690%76
March 202677%85
April 202694%102
May 202687%118

Same trip, other airports

Keep nerding

Based on 1,253 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.