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Cheap flights from Louisiana to Washington, D.C. from $29

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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0 bags

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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.
Multiple Airlines Logo
9:17 am - 12:45 pmMSY-BWI
2h 28mnonstop
Multiple Airlines Logo
11:48 am - 4:27 pmBWI-MSY
5h 39m1 stop
$119Multiple Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 8
Spirit Airlines Logo
6:00 am - 9:17 amMSY-BWI
2h 17mnonstop
Spirit Airlines Logo
4:52 pm - 7:54 amBWI-MSY
16h 02m1 stop
$120Spirit Airlines
Find Deal
Mon, Nov 17 - Wed, Nov 19
Frontier Logo
1:52 pm - 8:16 pmMSY-BWI
5h 24m1 stop
Frontier Logo
5:55 am - 4:17 pmBWI-MSY
11h 22m1 stop
$139Frontier
Find Deal
Fri, Dec 5 - Sun, Dec 7
Frontier Logo
1:52 pm - 8:16 pmMSY-BWI
5h 24m1 stop
Frontier Logo
11:48 am - 4:27 pmBWI-MSY
5h 39m1 stop
$143Frontier
Find Deal
Fri, Dec 5 - Mon, Dec 8
JetBlue Logo
6:00 am - 2:36 pmMSY-DCA
7h 36m1 stop
JetBlue Logo
12:30 pm - 9:15 pmDCA-MSY
9h 45m1 stop
$212JetBlue
Find Deal
Thu, Nov 13 - Sun, Nov 16
JetBlue Logo
7:00 am - 7:18 pmMSY-DCA
11h 18m1 stop
JetBlue Logo
3:55 pm - 9:25 pmDCA-MSY
6h 30m1 stop
$223JetBlue
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Tue, Jan 13 - Wed, Jan 14
American Airlines Logo
4:38 pm - 11:10 pmBTR-BWI
5h 32m1 stop
American Airlines Logo
2:46 pm - 8:59 pmBWI-BTR
7h 13m1 stop
$229American Airlines
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Thu, Jan 29 - Sun, Feb 1
Delta Logo
6:00 am - 11:10 amBTR-BWI
4h 10m1 stop
Delta Logo
7:00 am - 1:35 pmBWI-BTR
7h 35m1 stop
$237Delta
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Wed, Nov 12 - Sun, Nov 16
American Airlines Logo
7:00 am - 10:33 amMSY-DCA
2h 33mnonstop
American Airlines Logo
7:48 am - 9:38 amDCA-MSY
2h 50mnonstop
$244American Airlines
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Thu, Dec 25 - Tue, Dec 30
Delta Logo
8:00 am - 3:36 pmSHV-BWI
6h 36m1 stop
Delta Logo
12:15 pm - 4:46 pmBWI-SHV
5h 31m1 stop
$251Delta
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Sat, Feb 21 - Wed, Feb 25

United Airlines flights from Louisiana to Washington, D.C.

Our best United Airlines deals on Louisiana to Washington, D.C. flight tickets
United Airlines
Dec 10
MSY8:00 amNew Orleans Louis Armstrong
2h 26m
IAD11:26 amWashington, D.C. Dulles Intl
Dec 10
IAD5:19 pmWashington, D.C. Dulles Intl
7h 33m
1 stop
MSY11:52 pmNew Orleans Louis Armstrong
$247
Find similar
United Airlines
Nov 27
MSY8:00 amNew Orleans Louis Armstrong
2h 25m
IAD11:25 amWashington, D.C. Dulles Intl
Dec 4
IAD5:45 pmWashington, D.C. Dulles Intl
2h 54m
MSY7:39 pmNew Orleans Louis Armstrong
$249
Find similar
United Airlines
Nov 12
BTR5:07 amBaton Rouge Ryan
11h 07m
2 stops
BWI5:14 pmBaltimore/Washington
Nov 19
BWI6:00 amBaltimore/Washington
8h 22m
1 stop
BTR1:22 pmBaton Rouge Ryan
$254
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Frontier flights from Louisiana to Washington, D.C.

Our best Frontier deals on Louisiana to Washington, D.C. flight tickets
Frontier
Dec 5
MSY1:52 pmNew Orleans Louis Armstrong
5h 24m
1 stop
BWI8:16 pmBaltimore/Washington
Dec 7
BWI5:55 amBaltimore/Washington
11h 22m
1 stop
MSY4:17 pmNew Orleans Louis Armstrong
$139
Find similar
Frontier
Dec 5
MSY1:52 pmNew Orleans Louis Armstrong
5h 24m
1 stop
BWI8:16 pmBaltimore/Washington
Dec 8
BWI11:48 amBaltimore/Washington
5h 39m
1 stop
MSY4:27 pmNew Orleans Louis Armstrong
$143
Find similar
Frontier
Nov 7
MSY6:01 pmNew Orleans Louis Armstrong
5h 12m
1 stop
BWI12:13 amBaltimore/Washington
Nov 10
BWI9:29 amBaltimore/Washington
5h 39m
1 stop
MSY2:08 pmNew Orleans Louis Armstrong
$176
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
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

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Fri 12/5

9:17 am-12:45 pm

Nonstop2h 28m

Baltimore/Washington

Mon 12/8

11:48 am-4:27 pm

1 stop5h 39m

$119

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Mon 11/17

6:00 am-9:17 am

Nonstop2h 17m

Baltimore/Washington

Wed 11/19

4:52 pm-7:54 am

1 stop16h 02m

$120

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Fri 12/5

1:52 pm-8:16 pm

1 stop5h 24m

Baltimore/Washington

Sun 12/7

5:55 am-4:17 pm

1 stop11h 22m

$139

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Fri 12/5

1:52 pm-8:16 pm

1 stop5h 24m

Baltimore/Washington

Mon 12/8

11:48 am-4:27 pm

1 stop5h 39m

$143

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Thu 11/13

6:00 am-2:36 pm

1 stop7h 36m

Washington, D.C. Reagan-National

Sun 11/16

12:30 pm-9:15 pm

1 stop9h 45m

$212

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Tue 1/13

7:00 am-7:18 pm

1 stop11h 18m

Washington, D.C. Reagan-National

Wed 1/14

3:55 pm-9:25 pm

1 stop6h 30m

$223

Baton RougeBaltimore

BTR - BWI

BTRBWI

Baton Rouge Ryan

Thu 1/29

4:38 pm-11:10 pm

1 stop5h 32m

Baltimore/Washington

Sun 2/1

2:46 pm-8:59 pm

1 stop7h 13m

$229

Baton RougeBaltimore

BTR - BWI

BTRBWI

Baton Rouge Ryan

Wed 11/12

6:00 am-11:10 am

1 stop4h 10m

Baltimore/Washington

Sun 11/16

7:00 am-1:35 pm

1 stop7h 35m

$237

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Thu 12/25

7:00 am-10:33 am

Nonstop2h 33m

Washington, D.C. Reagan-National

Tue 12/30

7:48 am-9:38 am

Nonstop2h 50m

$244

ShreveportBaltimore

SHV - BWI

SHVBWI

Shreveport

Sat 2/21

8:00 am-3:36 pm

1 stop6h 36m

Baltimore/Washington

Wed 2/25

12:15 pm-4:46 pm

1 stop5h 31m

$251

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.

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.?

The month of August is, on average, the cheapest month to fly to Washington, D.C. from Louisiana, with most prices found around $217. If you’re not able to fly to Washington, D.C. in August, then September is your next best option. Flight prices from Louisiana to Washington, D.C. during September average around $237.

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

On average, the least expensive day to fly to Washington, D.C. from Louisiana is on a Friday. momondo users have found tickets for Friday departures for as low as $379. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Louisiana to Washington, D.C. for around $731.

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

In the evening is the cheapest time of day to fly from Louisiana to Washington, D.C. when you can find flight prices for as low as $188. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $690. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. from Louisiana when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $331 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Louisiana for as low as $249 on momondo.

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

There are 4 cabin classes available to choose from on Louisiana to Washington, D.C. 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. flights?

You could potentially save up to 6% on your flight if you consider stops on a Louisiana to Washington, D.C. flight.

Cheap Louisiana to Washington, D.C. flight deals and tips

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

Best Price Found

$124

Fastest flight time

2h 17m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Louisiana in the past 72 hours is $124. The best round-trip flight deal from Louisiana to Washington, D.C. found on momondo in the last 72 hours is $138.
The fastest flight from Louisiana to Washington, D.C. takes 2h 17m
Direct flights go from Louisiana to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)
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  • When did momondo last update prices for flights from Louisiana to Washington, D.C.?

    Prices for flights from Louisiana to Washington, D.C. were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisiana to Washington, D.C..

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

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Louisiana to Washington, D.C.

Compare and see reviews for airlines that fly from Louisiana to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $95Free CancellationRating
6.3
8,116 reviews
Search Spirit Airlines flights
DeltaPriceFrom $134Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $159Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $190Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
American AirlinesPriceFrom $198Free CancellationRating
7.2
11,035 reviews
Search American 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
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisiana to Washington, D.C. for you.

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

All flight searches from Louisiana to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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?

Of course. momondo tracks the price of Louisiana to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport