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Cheap flights from Louisiana to Washington, D.C. from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Washington, D.C. departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Louisiana to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
5:44 pm - 4:59 pm
MSY
-
DCA
22h 15m1 stop
Frontier Logo
2:00 pm - 6:53 pm
DCA
-
MSY
29h 53m1 stop
$177Frontier
Thu, Jan 15 - Thu, Jan 22
JetBlue Logo
7:00 am - 7:18 pm
MSY
-
DCA
11h 18m1 stop
JetBlue Logo
3:55 pm - 9:30 pm
DCA
-
MSY
6h 35m1 stop
$187JetBlue
Wed, Jan 28 - Sun, Feb 1
Multiple Airlines Logo
5:45 am - 4:59 pm
MSY
-
DCA
10h 14m1 stop
Multiple Airlines Logo
7:20 am - 2:00 pm
DCA
-
MSY
7h 40m1 stop
$191Multiple Airlines
Thu, Feb 12 - Mon, Feb 16
JetBlue Logo
7:00 am - 7:18 pm
MSY
-
DCA
11h 18m1 stop
JetBlue Logo
3:55 pm - 9:30 pm
DCA
-
MSY
6h 35m1 stop
$192JetBlue
Fri, Jan 30 - Sun, Feb 1
American Airlines Logo
6:06 am - 2:57 pm
AEX
-
DCA
7h 51m1 stop
American Airlines Logo
7:45 am - 1:53 pm
DCA
-
AEX
7h 08m1 stop
$244American Airlines
Wed, Jan 28 - Sun, Feb 1
American Airlines Logo
2:23 pm - 9:00 pm
AEX
-
DCA
5h 37m1 stop
American Airlines Logo
3:59 pm - 10:59 pm
DCA
-
AEX
8h 00m1 stop
$248American Airlines
Thu, Feb 5 - Mon, Feb 9
Delta Logo
11:21 am - 6:29 pm
LFT
-
DCA
6h 08m1 stop
Delta Logo
6:59 am - 1:47 pm
DCA
-
LFT
7h 48m1 stop
$248Delta
Thu, Jan 15 - Mon, Jan 19
Delta Logo
2:32 pm - 7:32 pm
LFT
-
DCA
4h 00m1 stop
Delta Logo
6:00 am - 10:41 am
DCA
-
LFT
5h 41m1 stop
$279Delta
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
7:00 am - 1:49 pm
SHV
-
DCA
5h 49m1 stop
United Airlines Logo
6:00 am - 1:14 pm
DCA
-
SHV
8h 14m1 stop
$279United Airlines
Fri, Jan 9 - Sun, Jan 11
United Airlines Logo
5:15 am - 11:29 am
SHV
-
DCA
5h 14m1 stop
United Airlines Logo
6:00 am - 11:52 am
DCA
-
SHV
6h 52m1 stop
$309United Airlines
Fri, Jan 2 - Sun, Jan 4

American Airlines flights from Louisiana to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Louisiana to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Feb 14
MSY6:00 amNew Orleans Louis Armstrong
2h 34m
DCA9:34 amWashington, D.C. Reagan-National
Feb 17
DCA2:45 pmWashington, D.C. Reagan-National
3h 03m
MSY4:48 pmNew Orleans Louis Armstrong
$231
Find similar
American Airlines
Feb 14
MSY9:28 amNew Orleans Louis Armstrong
6h 49m
1 stop
DCA5:17 pmWashington, D.C. Reagan-National
Feb 17
DCA2:45 pmWashington, D.C. Reagan-National
3h 03m
MSY4:48 pmNew Orleans Louis Armstrong
$241
Find similar
American Airlines
Jan 28
AEX6:06 amAlexandria
7h 51m
1 stop
DCA2:57 pmWashington, D.C. Reagan-National
Feb 1
DCA7:45 amWashington, D.C. Reagan-National
7h 08m
1 stop
AEX1:53 pmAlexandria
$244
Find similar

United Airlines flights from Louisiana to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Louisiana to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Jan 7
MSY5:00 amNew Orleans Louis Armstrong
7h 49m
1 stop
DCA1:49 pmWashington, D.C. Reagan-National
Jan 7
DCA6:00 pmWashington, D.C. Reagan-National
6h 44m
1 stop
MSY11:44 pmNew Orleans Louis Armstrong
$246
Find similar
United Airlines
Jan 9
SHV7:00 amShreveport
5h 49m
1 stop
DCA1:49 pmWashington, D.C. Reagan-National
Jan 11
DCA6:00 amWashington, D.C. Reagan-National
8h 14m
1 stop
SHV1:14 pmShreveport
$279
Find similar
United Airlines
Jan 2
SHV5:15 amShreveport
5h 14m
1 stop
DCA11:29 amWashington, D.C. Reagan-National
Jan 4
DCA6:00 amWashington, D.C. Reagan-National
6h 52m
1 stop
SHV11:52 amShreveport
$309
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisiana to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Louisiana to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Thu 1/15

5:44 pm-4:59 pm

1 stop22h 15m

Washington, D.C. Reagan-National

Thu 1/22

2:00 pm-6:53 pm

1 stop29h 53m

$177

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Wed 1/28

7:00 am-7:18 pm

1 stop11h 18m

Washington, D.C. Reagan-National

Sun 2/1

3:55 pm-9:30 pm

1 stop6h 35m

$187

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Thu 2/12

5:45 am-4:59 pm

1 stop10h 14m

Washington, D.C. Reagan-National

Mon 2/16

7:20 am-2:00 pm

1 stop7h 40m

$191

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Fri 1/30

7:00 am-7:18 pm

1 stop11h 18m

Washington, D.C. Reagan-National

Sun 2/1

3:55 pm-9:30 pm

1 stop6h 35m

$192

AlexandriaWashington, D.C.

AEX - DCA

AEXDCA

Alexandria

Wed 1/28

6:06 am-2:57 pm

1 stop7h 51m

Washington, D.C. Reagan-National

Sun 2/1

7:45 am-1:53 pm

1 stop7h 08m

$244

AlexandriaWashington, D.C.

AEX - DCA

AEXDCA

Alexandria

Thu 2/5

2:23 pm-9:00 pm

1 stop5h 37m

Washington, D.C. Reagan-National

Mon 2/9

3:59 pm-10:59 pm

1 stop8h 00m

$248

LafayetteWashington, D.C.

LFT - DCA

LFTDCA

Lafayette Regional

Thu 1/15

11:21 am-6:29 pm

1 stop6h 08m

Washington, D.C. Reagan-National

Mon 1/19

6:59 am-1:47 pm

1 stop7h 48m

$248

LafayetteWashington, D.C.

LFT - DCA

LFTDCA

Lafayette Regional

Wed 1/28

2:32 pm-7:32 pm

1 stop4h 00m

Washington, D.C. Reagan-National

Sun 2/1

6:00 am-10:41 am

1 stop5h 41m

$279

ShreveportWashington, D.C.

SHV - DCA

SHVDCA

Shreveport

Fri 1/9

7:00 am-1:49 pm

1 stop5h 49m

Washington, D.C. Reagan-National

Sun 1/11

6:00 am-1:14 pm

1 stop8h 14m

$279

ShreveportWashington, D.C.

SHV - DCA

SHVDCA

Shreveport

Fri 1/2

5:15 am-11:29 am

1 stop5h 14m

Washington, D.C. Reagan-National

Sun 1/4

6:00 am-11:52 am

1 stop6h 52m

$309

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Louisiana to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of October is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Louisiana, with most prices found around $287. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $293.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Louisiana to Washington, D.C. Reagan-National Airport is on a Friday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Friday will often find tickets for as low as $301. Flights from Louisiana to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $491. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Louisiana to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $285. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $340.

What is the cheapest Louisiana to Washington, D.C. Reagan-National flight route?

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

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Louisiana when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $341 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Louisiana for as low as $249 on momondo.

What cabin class options are available on Louisiana to Washington, D.C. Reagan-National flights?

There are 3 cabin classes available to choose from on Louisiana to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Louisiana to Washington, D.C. Reagan-National Airport flights?

No. A direct flight is the cheapest option for a flight between Louisiana to Washington, D.C. Reagan-National Airport.

Cheap Louisiana to Washington, D.C. Reagan-National Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisiana to Washington, D.C. Reagan-National Airport

Best Price Found

$184

Fastest flight time

2h 20m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Louisiana in the past 72 hours is $184. The best round-trip flight deal from Louisiana to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $303.
The fastest flight from Louisiana to Washington, D.C. Reagan-National Airport takes 2h 20m
Direct flights go from Louisiana to Washington, D.C. Reagan-National Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Louisiana to Washington, D.C. Reagan-National Airport?

    Prices for flights from Louisiana to Washington, D.C. Reagan-National Airport refresh daily.

  • How many operators does momondo search for flights from Louisiana to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Louisiana to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisiana to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Louisiana to Washington, D.C. Reagan-National Airport?

Best airlines flying from Louisiana to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Louisiana to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $189Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
American AirlinesPriceFrom $206Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $222Free CancellationRating
7.9
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana to Washington, D.C.?

It is quick and easy to find Louisiana to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Louisiana to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Louisiana with this policy.

How can momondo help me find flights from Louisiana to Washington, D.C.?

Once all potential Louisiana to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Louisiana to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Louisiana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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