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Washington, D.C.

$77+ Cheap flights from Louisiana to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — WAS
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Cheap flight deals from Louisiana to Washington, D.C.

Cheapest flights from Louisiana to Washington, D.C.
Explore the most affordable flight options available from Louisiana to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:02 pm
MSY
-
BWI
1 stop6h 09m
Frontier
Wed 9/309:24 am
BWI
-
MSY
1 stop7h 45m
Frontier
Deal found 7/23$166
This Kiwi.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:02 pm
MSY
-
BWI
1 stop14h 55m
Frontier
Tue 10/279:24 am
BWI
-
MSY
1 stop7h 39m
Frontier
Deal found 7/24$167
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:58 pm
MSY
-
BWI
1 stop6h 13m
Frontier
Mon 11/29:20 pm
BWI
-
MSY
1 stop19h 43m
Frontier
Deal found 7/23$168
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:11 pm
MSY
-
BWI
1 stop16h 13m
Frontier
Mon 8/248:45 am
BWI
-
MSY
1 stop10h 17m
Frontier
Deal found 7/28$183
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:09 pm
MSY
-
BWI
1 stop13h 17m
Frontier
Mon 8/178:35 am
BWI
-
MSY
1 stop8h 49m
Frontier
Deal found 7/23$185
This Kiwi.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:02 pm
MSY
-
BWI
1 stop13h 24m
Frontier
Sun 8/169:32 pm
BWI
-
MSY
1 stop19h 52m
Frontier
Deal found 7/24$186
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:02 pm
MSY
-
BWI
1 stop6h 42m
Frontier
Wed 10/289:24 am
BWI
-
MSY
1 stop7h 39m
Frontier
Deal found 7/28$189
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:11 pm
MSY
-
BWI
1 stop11h 15m
Frontier
Thu 8/278:45 am
BWI
-
MSY
1 stop10h 17m
Frontier
Deal found 7/27$191
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:17 pm
MSY
-
BWI
1 stop15h 08m
Frontier
Thu 9/2410:22 am
BWI
-
MSY
1 stop7h 00m
Frontier
Deal found 7/27$192
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:20 pm
MSY
-
DCA
Nonstop2h 35m
Southwest
Sat 10/176:55 am
DCA
-
MSY
1 stop5h 40m
Southwest
Deal found 7/27$225
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:45 pm
MSY
-
IAD
1 stop6h 00m
United Airlines
Thu 8/278:45 am
IAD
-
MSY
Nonstop2h 45m
United Airlines
Deal found 7/28$225
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:20 pm
MSY
-
DCA
Nonstop2h 30m
Southwest
Mon 8/243:15 pm
DCA
-
MSY
2 stops7h 10m
Southwest
Deal found 7/27$226

Find flight deals from Louisiana to Washington, D.C.

Keep the following information in mind while searching for Louisiana to Washington, D.C. flight deals. Data was last updated July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$166
(Kiwi.com)

One-way from

$77
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$347

Good round-trip deal

$307 or less

Good one-way deal

$166 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Washington, D.C. (WAS) flights.
Search Deals
From Louisiana to Washington, D.C. (WAS)
Search Deals
One-way flight from Louisiana to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Louisiana to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Louisiana to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
Use the filters below to find and compare flights from Louisiana to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 8/20

6:10 am-9:40 am

Nonstop2h 30m

Baltimore/Washington

Mon 8/24

9:55 am-11:35 am

Nonstop2h 40m

$215

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Wed 8/26

3:15 pm-6:45 pm

Nonstop2h 30m

Baltimore/Washington

Thu 8/27

9:55 am-11:35 am

Nonstop2h 40m

$215

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Wed 8/26

10:45 am-2:15 pm

Nonstop2h 30m

Washington, D.C. Reagan-National

Wed 9/2

6:05 am-2:05 pm

2 stops9h 00m

$230

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Wed 8/26

9:05 am-2:53 pm

1 stop4h 48m

Washington, D.C. Reagan-National

Sat 8/29

6:00 am-9:49 am

1 stop4h 49m

$235

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 10/20

10:31 am-5:44 pm

1 stop6h 13m

Washington, D.C. Dulles Intl

Mon 11/2

5:54 pm-11:15 pm

1 stop6h 21m

$235

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Sat 9/26

12:24 pm-8:38 pm

1 stop7h 14m

Washington, D.C. Reagan-National

Mon 9/28

7:40 pm-11:37 pm

1 stop4h 57m

$235

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 10/20

12:16 pm-7:02 pm

1 stop5h 46m

Washington, D.C. Dulles Intl

Tue 11/3

6:00 am-10:57 am

1 stop5h 57m

$235

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Sat 9/12

3:29 pm-9:28 pm

1 stop4h 59m

Baltimore/Washington

Tue 9/15

6:10 am-10:10 am

1 stop5h 00m

$235

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 9/17

5:00 am-11:55 am

1 stop5h 55m

Baltimore/Washington

Thu 9/17

5:15 pm-10:45 pm

1 stop6h 30m

$235

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 8/20

5:16 pm-12:34 am

1 stop6h 18m

Washington, D.C. Dulles Intl

Mon 8/24

5:47 pm-10:18 pm

1 stop5h 31m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Louisiana to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Louisiana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisiana to Washington, D.C.

What is the cheapest month to book a flight from Louisiana to Washington, D.C.?

Currently, October is the cheapest month in which you can book a flight from Louisiana to Washington, D.C. (average of $347). Flying from Louisiana to Washington, D.C. in July is currently the most expensive (average of $431). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LA to WAS?

Find hourly flight availability from Louisiana to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2026.

When flying from Louisiana to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 58% versus a flight in the evening.

Weekly flight availability from Louisiana to Washington, D.C.

Explore weekly flight availability from Louisiana to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 28, 2026.

The most flights from USLA to WAS are scheduled on a Sunday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Louisiana to Washington, D.C.?

Airfare is below average for this route at the moment.
Louisiana to Washington, D.C. flights typically cost between $217 and $456 in September.
The cheapest round-trip price found within the last 5 days was $166 on Frontier (Sep 29-Sep 30).

How far ahead should I book a flight from Louisiana to Washington, D.C.?

To ensure you get the cheapest price possible for a flight from Louisiana to Washington, D.C., you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Louisiana to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Louisiana to Washington, D.C.. Price data was last updated on July 25, 2026.

Travelers seeking maximum savings on their Louisiana to Washington, D.C. flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Louisiana to Washington, D.C.?

    For as low as $215, Southwest can have you in Washington, D.C. from Louisiana in 2h 30m. The distance from Louisiana to Washington, D.C. is about 998 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Louisiana to Washington, D.C. one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $70. JetBlue flights start at $103 while deals on Southwest start at $108 one-way.

  • What are the most popular routes from Louisiana to Washington, D.C.?

    The most popular flight routes from Louisiana to Washington, D.C. are New Orleans Louis Armstrong - Washington, D.C. Dulles Intl, New Orleans Louis Armstrong - Baltimore/Washington and New Orleans Louis Armstrong - Washington, D.C. Reagan-National.

  • What are the most reliable airlines from Louisiana to Washington, D.C.?

    Before booking your flight to Washington, D.C. from Louisiana, check out the most reliable airlines to get you to your destination on time: Mesa Airlines (100%), Republic Airways (100%), United Airlines( 94%).

  • What are the cheapest flights from Louisiana to Washington, D.C.?

    Looking for the cheapest flight from Louisiana to Washington, D.C.? While on average our users pay $2,103, our data indicates the cheapest price to be $133. The most popular route (New Orleans Louis Armstrong - Washington, D.C. Dulles Intl), is priced around $215.

  • Can I find deals for flights from Louisiana to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Louisiana to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Washington, D.C..

  • Can I find deals for business class flights from Louisiana to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Louisiana to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisiana to Washington, D.C.?

    Currently, October is the cheapest month in which you can book a flight from Louisiana to Washington, D.C. (average of $347). Flying from Louisiana to Washington, D.C. in July is currently the most expensive (average of $431). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Fredericksburg
Falls Church
Hanover
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge
Largo
Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Louisiana to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Seattle to Dulles Intl flights
Los Angeles to Reagan-National flights
Seattle to Reagan-National flights
Atlanta to Dulles Intl flights
San Francisco to Reagan-National flights
San Francisco to Dulles Intl flights
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O'Hare Intl to Reagan-National flights
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Boston to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Tampa to Dulles Intl flights
Miami to Reagan-National flights
Hobby to Reagan-National flights
Minneapolis to Reagan-National flights
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Orlando to Reagan-National flights
Midway to Dulles Intl flights
Minneapolis to Dulles Intl flights
Tampa to Reagan-National flights
Hobby to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Ontario to Dulles Intl flights
Austin to Dulles Intl flights
Denver to Reagan-National flights
Fort Lauderdale to Dulles Intl flights
Detroit to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
Portland to Dulles Intl flights
LaGuardia to Reagan-National flights
Fort Lauderdale to Reagan-National flights
Newark to Dulles Intl flights
Detroit to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Ontario to Reagan-National flights
Miami to Dulles Intl flights
San Diego to Dulles Intl flights
Indianapolis to Reagan-National flights
Sky Harbor Intl to Reagan-National flights
Cincinnati to Reagan-National flights
Charlotte to Dulles Intl flights
Charlotte to Reagan-National flights
Indianapolis to Dulles Intl flights
San Diego to Reagan-National flights

Top 6 airlines flying from Louisiana to Washington, D.C.

Discover the top 6 airlines that operate flights from Louisiana to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$68Average$273FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$131Average$330FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$143Average$399FlexibilityNo cancel feeOn-time69%
DeltaCheapest$175Average$417FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$452FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$217Average$402FlexibilityNo cancel feeOn-time63%

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