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Flight Reliability

DL 4291 · Delta Air Lines

Minneapolis → BJI (MSP–BJI)

83
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
10 min
Average arrival delay
2.5%
Cancelled
14 min early
Median arrival delay

Based on 363 historical flights. Data through May 2026.

What the data says

Skip Monday if you can.

DL 4291 arrived on time 88% of the time on Thursdays. On Mondays: 81%.

A bit ahead of the Delta Air Lines network.

DL 4291 arrived on time 85% of the time, versus 81% across the Delta Air Lines network.

Trending in the right direction.

DL 4291 arrived on time 89% of the time over the last three months in the data, compared with 73% in the three months before that.

The breakdown

On-time by weekday
  • Mon81%(52 flights)
  • Tue82%(51 flights)
  • Wed86%(50 flights)
  • Thu88%(51 flights)
  • Fri86%(51 flights)
  • Sat88%(49 flights)
  • Sun82%(50 flights)
On-time by departure window
  • 12–3 PM—(1 flights)
  • 9 PM–12 AM85%(353 flights)
On-time trend by month
93%
May

Jun 96% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202596%28
July 202577%31
August 202590%31
September 202590%30
October 202597%31
November 202580%30
December 202568%28
January 202670%30
February 202682%27
March 202679%29
April 202693%29
May 202693%30
Departures on time
86%
Diverted
0%
Flights flown
354
Months covered
12

Same route, other flights

Keep nerding

Based on 363 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.