Route Reliability
Nashville → Chicago
BNA–ORD · 409 miles · Nashville International Airport to Chicago O'Hare International Airport
- 71%
- Arrive within 15 minutes
- 22 min
- Average arrival delay
- 2.6%
- Cancelled
- 5,034
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Southwest Airlines76%365 flights
- 2.United Airlines75%2,375 flights
- 3.American Airlines65%2,162 flights
Not enough history to rank: Frontier Airlines (96 flights), Spirit Airlines (36 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning-you made the right choice.
BNA–ORD flights departing between 3–6 AM arrived on time 82% of the time, versus 53% between 6–9 PM.
Sunday scaries are real for this one.
BNA–ORD flights arrived on time 77% of the time on Saturdays. On Sundays: 65%.
Southwest Airlines runs this route best.
Southwest Airlines arrived on time 76% of the time on this route; American Airlines managed 65%.
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
- Mon66%(743 flights)
- Tue75%(663 flights)
- Wed77%(667 flights)
- Thu66%(743 flights)
- Fri70%(737 flights)
- Sat77%(596 flights)
- Sun65%(740 flights)
- 3–6 AM82%(264 flights)
- 6–9 AM75%(1107 flights)
- 9 AM–12 PM82%(1148 flights)
- 12–3 PM71%(842 flights)
- 3–6 PM58%(974 flights)
- 6–9 PM53%(529 flights)
- 9 PM–12 AM80%(25 flights)
Jun 65% → May 75% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 65% | 419 |
| July 2025 | 58% | 407 |
| August 2025 | 74% | 399 |
| September 2025 | 82% | 396 |
| October 2025 | 75% | 477 |
| November 2025 | 69% | 404 |
| December 2025 | 67% | 364 |
| January 2026 | 73% | 305 |
| February 2026 | 72% | 328 |
| March 2026 | 65% | 414 |
| April 2026 | 72% | 490 |
| May 2026 | 75% | 486 |
Same trip, other airports
Keep nerding
Based on 5,034 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.