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Cheap flights from Louisiana to Washington, D.C. from $34

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.
Frontier Logo
3:31 pm - 7:02 pm
MSY
-
BWI
2h 31mnonstop
Frontier Logo
7:55 pm - 9:58 pm
BWI
-
MSY
3h 03mnonstop
$69Frontier
Thu, Feb 12 - Sun, Feb 15
Multiple Airlines Logo
10:15 am - 7:01 pm
MSY
-
BWI
7h 46m
1 stop
Multiple Airlines Logo
7:55 pm - 9:58 pm
BWI
-
MSY
3h 03mnonstop
$78Multiple Airlines
Thu, Feb 12 - Sun, Feb 15
Multiple Airlines Logo
10:15 am - 7:01 pm
MSY
-
BWI
7h 46m
1 stop
Multiple Airlines Logo
7:55 pm - 9:58 pm
BWI
-
MSY
3h 03mnonstop
$79Multiple Airlines
Thu, Feb 12 - Sun, Feb 15
Frontier Logo
3:31 pm - 7:02 pm
MSY
-
BWI
2h 31mnonstop
Frontier Logo
7:55 pm - 9:58 pm
BWI
-
MSY
3h 03mnonstop
$88Frontier
Thu, Feb 12 - Sun, Feb 15
Spirit Airlines Logo
7:42 pm - 8:31 am
MSY
-
BWI
11h 49m
1 stop
Spirit Airlines Logo
1:00 pm - 9:29 pm
BWI
-
MSY
9h 29m
1 stop
$93Spirit Airlines
Sat, Feb 7 - Tue, Feb 10
Spirit Airlines Logo
10:15 am - 11:31 pm
MSY
-
BWI
12h 16m
1 stop
Spirit Airlines Logo
12:30 pm - 9:00 pm
BWI
-
MSY
9h 30m
1 stop
$97Spirit Airlines
Thu, Feb 12 - Sat, Feb 14
JetBlue Logo
4:35 pm - 10:59 pm
MSY
-
DCA
5h 24m
1 stop
JetBlue Logo
6:00 am - 5:33 pm
DCA
-
MSY
12h 33m
1 stop
$237JetBlue
Tue, Mar 17 - Sat, Mar 21
United Airlines Logo
10:30 am - 5:30 pm
MSY
-
IAD
6h 00m
1 stop
United Airlines Logo
5:50 pm - 7:49 pm
IAD
-
MSY
2h 59mnonstop
$237United Airlines
Tue, Feb 24 - Wed, Feb 25
JetBlue Logo
7:00 am - 7:53 pm
MSY
-
DCA
11h 53m
1 stop
JetBlue Logo
6:55 pm - 9:12 pm
DCA
-
MSY
27h 17m
1 stop
$238JetBlue
Thu, Feb 12 - Sun, Feb 15
United Airlines Logo
3:59 pm - 10:16 pm
MSY
-
IAD
5h 17m
1 stop
United Airlines Logo
5:50 pm - 7:49 pm
IAD
-
MSY
2h 59mnonstop
$241United Airlines
Tue, Feb 24 - Tue, Mar 3

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

Our best United Airlines deals on Louisiana to Washington, D.C. flight tickets
United Airlines
Feb 24
MSY10:30 amNew Orleans Louis Armstrong
6h 00m
1 stop
IAD5:30 pmWashington, D.C. Dulles Intl
Feb 25
IAD5:50 pmWashington, D.C. Dulles Intl
2h 59m
MSY7:49 pmNew Orleans Louis Armstrong
$237
United Airlines
Feb 24
MSY3:59 pmNew Orleans Louis Armstrong
5h 17m
1 stop
IAD10:16 pmWashington, D.C. Dulles Intl
Feb 25
IAD6:03 amWashington, D.C. Dulles Intl
8h 07m
1 stop
MSY1:10 pmNew Orleans Louis Armstrong
$247
United Airlines
Mar 7
MSY8:00 amNew Orleans Louis Armstrong
2h 25m
IAD11:25 amWashington, D.C. Dulles Intl
Mar 14
IAD7:50 pmWashington, D.C. Dulles Intl
2h 56m
MSY9:46 pmNew Orleans Louis Armstrong
$282

Frontier flights from Louisiana to Washington, D.C.

Our best Frontier deals on Louisiana to Washington, D.C. flight tickets
Frontier
Feb 12
MSY3:31 pmNew Orleans Louis Armstrong
2h 31m
BWI7:02 pmBaltimore/Washington
Feb 15
BWI7:55 pmBaltimore/Washington
3h 03m
MSY9:58 pmNew Orleans Louis Armstrong
$69
Frontier
Feb 28
MSY6:46 pmNew Orleans Louis Armstrong
4h 50m
1 stop
BWI12:36 amBaltimore/Washington
Mar 1
BWI6:53 pmBaltimore/Washington
3h 03m
MSY8:56 pmNew Orleans Louis Armstrong
$94
Frontier
Feb 12
MSY3:31 pmNew Orleans Louis Armstrong
2h 31m
BWI7:02 pmBaltimore/Washington
Feb 18
BWI6:00 amBaltimore/Washington
5h 59m
1 stop
MSY10:59 amNew Orleans Louis Armstrong
$98

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 January 27, 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

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 2/12

3:31 pm-7:02 pm

Nonstop2h 31m

Baltimore/Washington

Sun 2/15

7:55 pm-9:58 pm

Nonstop3h 03m

$69

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 2/12

10:15 am-7:01 pm

1 stop7h 46m

Baltimore/Washington

Sun 2/15

7:55 pm-9:58 pm

Nonstop3h 03m

$78

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 2/12

10:15 am-7:01 pm

1 stop7h 46m

Baltimore/Washington

Sun 2/15

7:55 pm-9:58 pm

Nonstop3h 03m

$79

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 2/12

3:31 pm-7:02 pm

Nonstop2h 31m

Baltimore/Washington

Sun 2/15

7:55 pm-9:58 pm

Nonstop3h 03m

$88

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Sat 2/7

7:42 pm-8:31 am

1 stop11h 49m

Baltimore/Washington

Tue 2/10

1:00 pm-9:29 pm

1 stop9h 29m

$93

New OrleansBaltimore

MSY - BWI

MSYBWI

New Orleans Louis Armstrong

Thu 2/12

10:15 am-11:31 pm

1 stop12h 16m

Baltimore/Washington

Sat 2/14

12:30 pm-9:00 pm

1 stop9h 30m

$97

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Tue 3/17

4:35 pm-10:59 pm

1 stop5h 24m

Washington, D.C. Reagan-National

Sat 3/21

6:00 am-5:33 pm

1 stop12h 33m

$237

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 2/24

10:30 am-5:30 pm

1 stop6h 00m

Washington, D.C. Dulles Intl

Wed 2/25

5:50 pm-7:49 pm

Nonstop2h 59m

$237

New OrleansWashington, D.C.

MSY - DCA

MSYDCA

New Orleans Louis Armstrong

Thu 2/12

7:00 am-7:53 pm

1 stop11h 53m

Washington, D.C. Reagan-National

Sun 2/15

6:55 pm-9:12 pm

1 stop27h 17m

$238

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 2/24

3:59 pm-10:16 pm

1 stop5h 17m

Washington, D.C. Dulles Intl

Tue 3/3

5:50 pm-7:49 pm

Nonstop2h 59m

$241

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 October is your next best option. Flight prices from Louisiana to Washington, D.C. during October average around $223.

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 $374. 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 $661.

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

At noon is the cheapest time of day to fly from Louisiana to Washington, D.C. when you can find flight prices for as low as $299. Flying to Washington, D.C. at noon 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 $639. 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 Washington, D.C. Reagan-National 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 $354 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 $220 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 26% 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

$173

Fastest flight time

2h 20m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from Louisiana in the past 72 hours is $173. The best round-trip flight deal from Louisiana to Washington, D.C. found on momondo in the last 72 hours is $270.
The fastest flight from Louisiana to Washington, D.C. takes 2h 20m
Direct flights go from Louisiana to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From Louisiana there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).
Search flight deals

  • 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 $83Free CancellationRating
6.3
8,384 reviews
Search Spirit Airlines flights
DeltaPriceFrom $128Free CancellationRating
7.9
8,118 reviews
Search Delta flights
American AirlinesPriceFrom $184Free CancellationRating
7.2
11,197 reviews
Search American Airlines flights
SouthwestPriceFrom $189Free CancellationRating
8.0
4,268 reviews
Search Southwest flights
United AirlinesPriceFrom $213Free CancellationRating
7.4
9,205 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
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Reston

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