Cheap flights from Louisiana to District of Columbia from $109

In general, December is the cheapest month to fly from Louisiana to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $350. If you don’t want to visit District of Columbia in December, then you should wait until October to fly from Louisiana, when ticket prices are also cheap, with an average price of $365.

The cheapest day to depart on your flight to District of Columbia is on a Wednesday when prices can be found for as low as $422. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Louisiana because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $654.

Flying to District of Columbia from Louisiana at noon is the least expensive time of day to depart. momondo users have found prices as low as $344 when looking at flights departing at noon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $527. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from New Orleans Louis Armstrong to Washington, D.C. Reagan-National for the best Louisiana - District of Columbia flight prices

You are more likely to see cheaper flights to District of Columbia from Louisiana when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $413 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Louisiana for as low as $270 on momondo.

There are 4 cabin classes available to choose from on Louisiana to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, United Airlines, and Delta are the most popular carriers operating from Louisiana to District of Columbia

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to District of Columbia from Louisiana according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 6 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

The number of flights available between Louisiana and District of Columbia is 7 per day as of September 2026. The most frequent departure time is 11:00AM, with 81% of daily flights leaving at noon.

54 flights are operational weekly from Louisiana to District of Columbia as of September 2026. The most popular departure day for this route is Tue, with 22% of flights per week taking off on this day.