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Route Reliability

Savannah → Washington

SAV–IAD · 516 miles · Savannah/Hilton Head International Airport to Washington Dulles International Airport

89
Pretty Reliable
WanderNerd Reliability Score
87%
Arrive within 15 minutes
3 min
Average arrival delay
1.1%
Cancelled
1,183
Flights in the data

Data through May 2026.

Airlines on this route

  • United Airlines87% on time · 1,128 flights
  • Allegiant Air71% on time · 55 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning-you made the right choice.

SAV–IAD flights departing between 3–6 AM arrived on time 100% of the time, versus 80% between 3–6 PM.

Friday is doing you no favors.

SAV–IAD flights arrived on time 92% of the time on Wednesdays. On Fridays: 83%.

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
  • Mon88%(166 flights)
  • Tue88%(148 flights)
  • Wed92%(152 flights)
  • Thu83%(189 flights)
  • Fri83%(166 flights)
  • Sat92%(157 flights)
  • Sun83%(190 flights)
On-time by departure window
  • 3–6 AM100%(47 flights)
  • 6–9 AM—(5 flights)
  • 9 AM–12 PM90%(332 flights)
  • 12–3 PM86%(396 flights)
  • 3–6 PM80%(15 flights)
  • 6–9 PM83%(373 flights)
On-time trend by month
91%
May

Jun 73% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%99
July 202575%126
August 202588%98
September 202595%82
October 202589%100
November 202590%95
December 202593%95
January 202693%82
February 202684%76
March 202682%89
April 202691%119
May 202691%107

Same trip, other airports

Keep nerding

Based on 1,183 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.