Route Reliability
Savannah → St. Louis
SAV–STL · 689 miles · Savannah/Hilton Head International Airport to St. Louis Lambert International Airport
82
Pretty Reliable
WanderNerd Reliability Score
- 74%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 0%
- Cancelled
- 74
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 74% of the time across 74 flights. No comparison to make.
What the data says
The 12–3 PM departure wins.
SAV–STL flights departing between 12–3 PM arrived on time 77% of the time, versus 69% between 9 AM–12 PM.
Sunday scaries are real for this one.
SAV–STL flights arrived on time 87% of the time on Saturdays and just 67% on Sundays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon—(9 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu—(9 flights)
- Fri—(8 flights)
- Sat87%(30 flights)
- Sun67%(18 flights)
- 9 AM–12 PM69%(35 flights)
- 12–3 PM77%(30 flights)
- 3–6 PM—(9 flights)
90%
May
Jun 52% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 52% | 21 |
| July 2025 | 70% | 20 |
| May 2026 | 90% | 10 |
Keep nerding
Based on 74 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.