July is the cheapest month to fly this route, with average fares around $240 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $365 | $309 | Peak | |
| June 2026 | $333 | $261 | ||
| July 2026 | $240 | $210 | Best | |
| August 2026 | $246 | $230 |
Departing on Wednesday offers the lowest average fares at $272. Sunday departures are the most expensive at $310, a difference of $38.
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 Charlotte to Boston is July, with average round-trip fares around $240. The lowest fare found in July is $210.
Wednesday departures are the cheapest, averaging $272 round trip. The most expensive day is Sunday at $310.
Based on current pricing trends, booking for July travel offers the best value. Avoid May if possible, as fares average $365 compared to $240 in the cheapest month. June is a solid middle-ground option at $333.
Flying in July instead of May can save you approximately $125 per round trip. The cheapest month averages $240 while the most expensive averages $365.
Airlines, flight times, price calendar, and more for Charlotte to Boston
View CLT → BOS Details