August is the cheapest month to fly this route, with average fares around $156 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $209 | $151 | Peak | |
| June 2026 | $167 | $138 | ||
| July 2026 | $157 | $108 | ||
| August 2026 | $156 | $148 | Best |
Departing on Tuesday offers the lowest average fares at $154. Sunday departures are the most expensive at $191, a difference of $37.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Atlanta to Dallas is August, with average round-trip fares around $156. The lowest fare found in August is $148.
Tuesday departures are the cheapest, averaging $154 round trip. The most expensive day is Sunday at $191.
Based on current pricing trends, booking for August travel offers the best value. Avoid May if possible, as fares average $209 compared to $156 in the cheapest month. June is a solid middle-ground option at $167.
Flying in August instead of May can save you approximately $53 per round trip. The cheapest month averages $156 while the most expensive averages $209.
Airlines, flight times, price calendar, and more for Atlanta to Dallas
View ATL → DFW Details