76% of flights from Chicago to Savannah arrived on time over the past 12 months. That is about the typical U.S. route. 6% of flights arrived more than an hour late or not at all.
How late?
The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MDW → SAV: when a flight was late, it was under 45 minutes late 66% of the time. About 1 in 18 flights landed an hour or more late, and 1 in 388 three hours or more; 0.8% were cancelled outright.
- On time or early76%
- 15–30 min late11%
- 30–60 min late6.7%
- 1–2 hours late4.6%
- 2–3 hours late0.5%
- 3+ hours late0.3%
- Diverted0.3%
- Cancelled0.8%
Share of all 388 scheduled flights, past 12 months, by arrival time against schedule.
By airline
| Airline | Flights | On time | Cancelled | Typical arrival | 1h+ late | Avg when late | Operated by |
|---|---|---|---|---|---|---|---|
| Southwest Airlines | 388 | 76% | 0.8% | −3 min | 5.4% | +47 min | Southwest Airlines |
Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.
Best time of day to fly
On-time rate by scheduled departure hour (local time at MDW). Delays build through the day as late planes knock on, so early flights usually do best.
By month
Each calendar month pooled over 2023–2026. Best: October (85%). Worst: July (65%).
By day of week
| Day | Flights | On time | Cancelled |
|---|---|---|---|
| Monday | 53 | — | — |
| Tuesday | 47 | — | — |
| Wednesday | 47 | — | — |
| Thursday | 51 | — | — |
| Friday | 52 | — | — |
| Saturday | 73 | — | — |
| Sunday | 65 | — | — |
Why flights were late
Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.
Cancellations: weather 3
Month by month
Not enough months with data to draw a trend.
Worst days in the past year
| Date | Flights | On time | Cancelled |
|---|---|---|---|
| Aug 1, 2026 | 3 | 0% | 0 |
| Jun 13, 2026 | 3 | 33% | 0 |
| Jul 18, 2026 | 3 | 33% | 0 |
| Jul 11, 2026 | 3 | 67% | 0 |
| Jun 27, 2026 | 3 | 67% | 0 |
Nearby airport alternatives
Other ways to make the same trip, using airports within 60 miles of Chicago or Savannah. None has been clearly more reliable than MDW → SAV.
| Route | Flights | On time | Cancelled |
|---|---|---|---|
| MDW → SAV (this route) | 388 | 76% | 0.8% |
| ORD → SAV Chicago O'Hare to Savannah Hilton Head | 1,566 | 77% | 1.8% |
Questions
How often are flights from MDW to SAV on time?
76% of 388 scheduled flights from Chicago, IL to Savannah, GA arrived within 15 minutes of schedule between September 2025 and August 2026. 0.8% were cancelled.
What month has the most delays from MDW to SAV?
July (65% on time). The best month is October (85%), over 2023–2026.
Related
- SAV → MDW (return)
- Chicago Midway (MDW) delays by hour
- Flights into Savannah Hilton Head (SAV)
- Southwest Airlines on-time record
- Connecting off this flight? Check the risk
Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.