To save up to 49% on this flight, we recommend booking at least 25 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Dubuque to Brownsville from $363 1-2 weeks out and tickets from $522 for flights departing within the next 72 hours.
August can be a great time to fly to Brownsville from Dubuque with a flight ticket averaging about $343. Cheapflights users have found deals in the month of August for as cheap as $151. The most expensive prices can be found in the month of November.