August is the cheapest month to fly this route, with average fares around $91 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $168 | $104 | Peak | |
| June 2026 | $127 | $66 | ||
| July 2026 | $105 | $66 | ||
| August 2026 | $91 | $66 | Best |
Departing on Saturday offers the lowest average fares at $110. Sunday departures are the most expensive at $138, a difference of $28.
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 Austin to Atlanta is August, with average round-trip fares around $91. The lowest fare found in August is $66.
Saturday departures are the cheapest, averaging $110 round trip. The most expensive day is Sunday at $138.
Based on current pricing trends, booking for August travel offers the best value. Avoid May if possible, as fares average $168 compared to $91 in the cheapest month. June is a solid middle-ground option at $127.
Flying in August instead of May can save you approximately $77 per round trip. The cheapest month averages $91 while the most expensive averages $168.
Airlines, flight times, price calendar, and more for Austin to Atlanta
View AUS → ATL Details