July is the cheapest month to fly this route, with average fares around $210 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $265 | $216 | Peak | |
| June 2026 | $212 | $189 | ||
| July 2026 | $210 | $189 | Best | |
| August 2026 | $230 | $210 |
Departing on Friday offers the lowest average fares at $201. Saturday departures are the most expensive at $243, a difference of $42.
The best time to fly is July. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Nashville to Chicago is July, with average round-trip fares around $210. The lowest fare found in July is $189.
Friday departures are the cheapest, averaging $201 round trip. The most expensive day is Saturday at $243.
Based on current pricing trends, booking for July travel offers the best value. Avoid May if possible, as fares average $265 compared to $210 in the cheapest month. August is a solid middle-ground option at $230.
Flying in July instead of May can save you approximately $55 per round trip. The cheapest month averages $210 while the most expensive averages $265.
Airlines, flight times, price calendar, and more for Nashville to Chicago
View BNA → ORD Details