To save up to 37% on this flight, we recommend booking at least 21 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Decatur to Dallas from $105 1-2 weeks out and tickets from $150 for flights departing within the next 72 hours.
August can be a great time to fly to Dallas from Decatur with a flight ticket averaging about $106. Cheapflights users have found deals in the month of August for as cheap as $34. The most expensive prices can be found in the month of December.