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Route Reliability

Phoenix → Detroit

PHX–DTW · 1,671 miles · Phoenix Sky Harbor International Airport to Detroit Metropolitan Wayne County Airport

86
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
6 min
Average arrival delay
0.8%
Cancelled
2,444
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Delta Air Lines85%1,335 flights
  2. 2.Spirit Airlines82%144 flights
  3. 3.American Airlines79%628 flights
  4. 4.Frontier Airlines76%307 flights

Not enough history to rank: Southwest Airlines (30 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning flights do better here.

PHX–DTW flights departing between 6–9 AM arrived on time 91% of the time, versus 59% between 6–9 PM.

Sunday scaries are real for this one.

PHX–DTW flights arrived on time 89% of the time on Thursdays. On Sundays: 78%.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 85% of the time on this route; Frontier Airlines managed 76%.

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
  • Mon79%(355 flights)
  • Tue86%(310 flights)
  • Wed83%(314 flights)
  • Thu89%(365 flights)
  • Fri81%(350 flights)
  • Sat79%(345 flights)
  • Sun78%(379 flights)
On-time by departure window
  • 12–3 AM68%(28 flights)
  • 3–6 AM—(7 flights)
  • 6–9 AM91%(429 flights)
  • 9 AM–12 PM84%(570 flights)
  • 12–3 PM82%(272 flights)
  • 3–6 PM77%(551 flights)
  • 6–9 PM59%(49 flights)
  • 9 PM–12 AM80%(512 flights)
On-time trend by month
82%
May

Jun 82% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%214
July 202580%232
August 202587%185
September 202586%183
October 202584%213
November 202586%195
December 202576%218
January 202681%178
February 202686%159
March 202673%214
April 202684%211
May 202682%216

Keep nerding

Based on 2,444 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.