Skip to content
WanderNerd
Check a flight

Airport Reliability

DLH · Duluth

Duluth, MN (DLH)

80%
Departures within 15 minutes
19 min
Average departure delay
74%
Arrivals within 15 minutes
2.8%
Departures cancelled

Based on 2,645 departures and 2,645 arrivals. Data through May 2026.

What the data says

Morning flights do better here.

Departures from DLH departing between 3–6 AM arrived on time 88% of the time, versus 60% between 6–9 PM.

Tuesday comes out ahead.

A small edge: 79% on time on Tuesdays against 74% on Fridays.

Ticking up lately.

Departures from DLH arrived on time 75% of the time over the last three months in the data, compared with 71% in the three months before that.

When DLH gets messy

On-time by departure window
  • 3–6 AM88%(376 flights)
  • 6–9 AM83%(651 flights)
  • 9 AM–12 PM77%(519 flights)
  • 12–3 PM78%(244 flights)
  • 3–6 PM66%(634 flights)
  • 6–9 PM60%(143 flights)
On-time by weekday
  • Mon77%(378 flights)
  • Tue79%(368 flights)
  • Wed75%(364 flights)
  • Thu77%(373 flights)
  • Fri74%(373 flights)
  • Sat78%(344 flights)
  • Sun77%(367 flights)
On-time trend by month
84%
May

Jun 76% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%225
July 202577%229
August 202576%222
September 202578%236
October 202587%238
November 202583%189
December 202564%163
January 202668%174
February 202681%175
March 202669%215
April 202671%243
May 202684%258

Airlines departing DLH

Busiest routes from DLH

Based on 2,645 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.