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Route Reliability

Savannah → Detroit

SAV–DTW · 705 miles · Savannah/Hilton Head International Airport to Detroit Metropolitan Wayne County Airport

77
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
14 min
Average arrival delay
1.6%
Cancelled
619
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 78% of the time across 619 flights. No comparison to make.

What the data says

Morning flights do better here.

SAV–DTW flights departing between 9 AM–12 PM arrived on time 88% of the time, versus 36% between 3–6 PM.

Sunday scaries are real for this one.

SAV–DTW flights arrived on time 88% of the time on Wednesdays and just 69% on Sundays. That gap is worth planning around.

Trending in the right direction.

SAV–DTW flights arrived on time 84% of the time over the last three months in the data, compared with 73% 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
  • Mon80%(89 flights)
  • Tue83%(88 flights)
  • Wed88%(86 flights)
  • Thu76%(86 flights)
  • Fri80%(83 flights)
  • Sat71%(84 flights)
  • Sun69%(92 flights)
On-time by departure window
  • 9 AM–12 PM88%(333 flights)
  • 12–3 PM78%(23 flights)
  • 3–6 PM36%(14 flights)
  • 6–9 PM66%(238 flights)
On-time trend by month
77%
May

Jun 73% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%60
July 202566%59
August 202575%61
September 202591%55
October 202589%61
November 202579%57
December 202564%56
January 202668%34
February 202686%28
March 202689%28
April 202685%47
May 202677%62

Keep nerding

Based on 619 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.