To save up to 14% on this flight, we recommend booking at least 43 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Louisiana to Washington from $262 1-2 weeks out and tickets from $293 for flights departing within the next 72 hours.
The best pricing can be found in the month of August. Prices to Washington from Louisiana average $285. You can even find prices in August for less than $285, as users have found deals to Washington from as low as $90. The month of June appears to be one of the more expensive times to travel to Washington from Louisiana. Flying in the targeted month can save you up to 30%.