Route Reliability
Chicago → Nashville
ORD–BNA · 409 miles · Chicago O'Hare International Airport to Nashville International Airport
- 70%
- Arrive within 15 minutes
- 19 min
- Average arrival delay
- 2.4%
- Cancelled
- 5,031
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines72%2,375 flights
- 2.Southwest Airlines71%365 flights
- 3.American Airlines67%2,160 flights
Not enough history to rank: Frontier Airlines (96 flights), Spirit Airlines (35 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning-you made the right choice.
ORD–BNA flights departing between 6–9 AM arrived on time 82% of the time, versus 58% between 6–9 PM.
Skip Monday if you can.
ORD–BNA flights arrived on time 76% of the time on Saturdays. On Mondays: 65%.
United Airlines has a slight edge here.
United Airlines arrived on time 72% of the time on this route; American Airlines managed 67%.
Ticking up lately.
ORD–BNA flights arrived on time 71% of the time over the last three months in the data, compared with 66% in the three months before that.
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
- Mon65%(748 flights)
- Tue72%(663 flights)
- Wed72%(673 flights)
- Thu71%(737 flights)
- Fri67%(732 flights)
- Sat76%(601 flights)
- Sun66%(747 flights)
- 12–3 AM—(1 flights)
- 6–9 AM82%(868 flights)
- 9 AM–12 PM80%(657 flights)
- 12–3 PM73%(1334 flights)
- 3–6 PM60%(966 flights)
- 6–9 PM58%(655 flights)
- 9 PM–12 AM58%(420 flights)
Jun 69% → May 76% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 417 |
| July 2025 | 57% | 400 |
| August 2025 | 76% | 402 |
| September 2025 | 81% | 396 |
| October 2025 | 68% | 478 |
| November 2025 | 70% | 409 |
| December 2025 | 57% | 359 |
| January 2026 | 69% | 308 |
| February 2026 | 73% | 329 |
| March 2026 | 62% | 418 |
| April 2026 | 75% | 494 |
| May 2026 | 76% | 491 |
Same trip, other airports
Keep nerding
Based on 5,031 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.