Route
BWI → SAV
Baltimore/Washington International Thurgood Marshall Airport Savannah Hilton Head International Airport
How punctual is this route?
- On-time arrivals
- 80.3%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 988
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 33%
- Air traffic control & airport 15%
- Extreme weather 7%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.7% | 90 |
| October 2025 | 82.6% | 92 |
| November 2025 | 85.9% | 78 |
| December 2025 | 75.3% | 77 |
| January 2026 | 85.2% | 65 |
| February 2026 | 89.1% | 56 |
| March 2026 | 79.5% | 89 |
| April 2026 | 90.3% | 93 |
| May 2026 | 83.5% | 97 |
| June 2026 | 74.4% | 83 |
| July 2026 | 61.7% | 83 |
| August 2026 | 70.2% | 85 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 988 | 80.3% | 1.0% | 63 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN1093
13% late · 60 flights
-
WN1031
4% late · 58 flights
-
WN1312
16% late · 58 flights
-
WN4375
53% late · 51 flights
-
WN2856
22% late · 47 flights
-
WN1979
20% late · 45 flights
-
WN1311
15% late · 39 flights
-
WN1050
11% late · 35 flights
-
WN1496
3% late · 33 flights
-
WN1793
29% late · 31 flights
-
WN1928
23% late · 31 flights
-
WN1094
37% late · 27 flights
-
WN1683
4% late · 26 flights
-
WN2370
19% late · 26 flights
-
WN1437
29% late · 25 flights
-
WN2985
8% late · 24 flights
-
WN30
4% late · 24 flights
-
WN1460
0% late · 21 flights
-
WN1752
26% late · 20 flights
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