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Cheap flights from Washington, D.C. Dulles Intl Airport to Louisiana from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Louisiana departing on 10/21. 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 Washington, D.C. Dulles Intl Airport to Louisiana

Cheap round-trip flights

Logo
1:02 pm - 8:07 amIAD-MSY
20h 05m1 stop
Logo
6:41 am - 11:29 pmMSY-IAD
15h 48m2 stops
$200
Find Deal
Sat, Oct 4 - Sat, Oct 11
Logo
9:09 pm - 9:06 pmIAD-MSY
24h 57m2 stops
Logo
4:51 pm - 11:39 pmMSY-IAD
5h 48m1 stop
$202
Find Deal
Fri, Oct 3 - Sun, Oct 5
United Airlines Logo
5:45 pm - 7:38 pmIAD-MSY
2h 53mnonstop
United Airlines Logo
7:55 am - 11:20 amMSY-IAD
2h 25mnonstop
$203United Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Logo
9:52 pm - 10:52 amIAD-MSY
14h 00m2 stops
Logo
6:05 pm - 11:55 pmMSY-IAD
4h 50m1 stop
$204
Find Deal
Thu, Oct 30 - Sat, Nov 1
Logo
6:00 am - 6:06 pmIAD-MSY
13h 06m1 stop
Logo
7:20 pm - 5:23 pmMSY-IAD
21h 03m2 stops
$205
Find Deal
Fri, Oct 31 - Sun, Nov 2
United Airlines Logo
5:55 pm - 11:15 pmIAD-MSY
6h 20m1 stop
United Airlines Logo
8:00 am - 11:30 amMSY-IAD
2h 30mnonstop
$207United Airlines
Find Deal
Fri, Oct 3 - Fri, Oct 10
Delta Logo
12:08 pm - 6:38 pmIAD-MSY
7h 30m1 stop
Delta Logo
7:15 pm - 12:12 amMSY-IAD
3h 57m1 stop
$217Delta
Find Deal
Wed, Oct 1 - Mon, Oct 6
Delta Logo
6:05 am - 10:17 amIAD-MSY
5h 12m1 stop
Delta Logo
5:10 pm - 11:00 pmMSY-IAD
4h 50m1 stop
$253Delta
Find Deal
Sun, Oct 12 - Tue, Oct 14
American Airlines Logo
6:00 am - 11:45 amIAD-SHV
6h 45m1 stop
American Airlines Logo
4:43 pm - 11:08 pmSHV-IAD
5h 25m1 stop
$259American Airlines
Find Deal
Sat, Dec 13 - Mon, Dec 15
American Airlines Logo
6:34 am - 11:21 amIAD-LFT
5h 47m1 stop
American Airlines Logo
2:01 pm - 10:43 pmLFT-IAD
7h 42m1 stop
$259American Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4

United Airlines flights from Washington, D.C. Dulles Intl Airport to Louisiana

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Louisiana flight tickets
United Airlines
Nov 8
IAD5:45 pmWashington, D.C. Dulles Intl
2h 53m
MSY7:38 pmNew Orleans Louis Armstrong
Nov 15
MSY7:55 amNew Orleans Louis Armstrong
2h 25m
IAD11:20 amWashington, D.C. Dulles Intl
$203
Find similar
United Airlines
Oct 3
IAD5:55 pmWashington, D.C. Dulles Intl
6h 20m
1 stop
MSY11:15 pmNew Orleans Louis Armstrong
Oct 10
MSY8:00 amNew Orleans Louis Armstrong
2h 30m
IAD11:30 amWashington, D.C. Dulles Intl
$207
Find similar
United Airlines
Feb 14
IAD8:35 amWashington, D.C. Dulles Intl
5h 39m
1 stop
MSY1:14 pmNew Orleans Louis Armstrong
Feb 17
MSY2:21 pmNew Orleans Louis Armstrong
7h 15m
1 stop
IAD10:36 pmWashington, D.C. Dulles Intl
$214
Find similar

Delta flights from Washington, D.C. Dulles Intl Airport to Louisiana

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Louisiana flight tickets
Delta
Oct 1
IAD12:08 pmWashington, D.C. Dulles Intl
7h 30m
1 stop
MSY6:38 pmNew Orleans Louis Armstrong
Oct 6
MSY7:15 pmNew Orleans Louis Armstrong
3h 57m
1 stop
IAD12:12 amWashington, D.C. Dulles Intl
$217
Find similar
Delta
Oct 12
IAD6:05 amWashington, D.C. Dulles Intl
5h 12m
1 stop
MSY10:17 amNew Orleans Louis Armstrong
Oct 14
MSY5:10 pmNew Orleans Louis Armstrong
4h 50m
1 stop
IAD11:00 pmWashington, D.C. Dulles Intl
$253
Find similar
Delta
Oct 4
IAD12:35 pmWashington, D.C. Dulles Intl
5h 27m
1 stop
MLU5:02 pmMonroe Huenefeld
Oct 7
MLU5:53 pmMonroe Huenefeld
4h 25m
1 stop
IAD11:18 pmWashington, D.C. Dulles Intl
$268
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Louisiana 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 September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Sat 10/4

1:02 pm-8:07 am

1 stop20h 05m

New Orleans Louis Armstrong

Sat 10/11

6:41 am-11:29 pm

2 stops15h 48m

$200

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Fri 10/3

9:09 pm-9:06 pm

2 stops24h 57m

New Orleans Louis Armstrong

Sun 10/5

4:51 pm-11:39 pm

1 stop5h 48m

$202

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Sat 11/8

5:45 pm-7:38 pm

Nonstop2h 53m

New Orleans Louis Armstrong

Sat 11/15

7:55 am-11:20 am

Nonstop2h 25m

$203

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Thu 10/30

9:52 pm-10:52 am

2 stops14h 00m

New Orleans Louis Armstrong

Sat 11/1

6:05 pm-11:55 pm

1 stop4h 50m

$204

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Fri 10/31

6:00 am-6:06 pm

1 stop13h 06m

New Orleans Louis Armstrong

Sun 11/2

7:20 pm-5:23 pm

2 stops21h 03m

$205

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Fri 10/3

5:55 pm-11:15 pm

1 stop6h 20m

New Orleans Louis Armstrong

Fri 10/10

8:00 am-11:30 am

Nonstop2h 30m

$207

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Wed 10/1

12:08 pm-6:38 pm

1 stop7h 30m

New Orleans Louis Armstrong

Mon 10/6

7:15 pm-12:12 am

1 stop3h 57m

$217

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Sun 10/12

6:05 am-10:17 am

1 stop5h 12m

New Orleans Louis Armstrong

Tue 10/14

5:10 pm-11:00 pm

1 stop4h 50m

$253

Washington, D.C.Shreveport

IAD - SHV

IADSHV

Washington, D.C. Dulles Intl

Sat 12/13

6:00 am-11:45 am

1 stop6h 45m

Shreveport

Mon 12/15

4:43 pm-11:08 pm

1 stop5h 25m

$259

Washington, D.C.Lafayette

IAD - LFT

IADLFT

Washington, D.C. Dulles Intl

Thu 11/27

6:34 am-11:21 am

1 stop5h 47m

Lafayette Regional

Thu 12/4

2:01 pm-10:43 pm

1 stop7h 42m

$259

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 Louisiana from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Louisiana

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 Louisiana?

In general, September is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $297. The month of July is another great option to travel to Louisiana, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $319.

What is the cheapest day to depart on your flight to Louisiana?

According to our data, Monday is the cheapest day to fly to Louisiana from Washington, D.C. Dulles Intl Airport. The lowest ticket price found for a Monday departure recently was $335. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Friday is $471.

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is in the morning when flights can be purchased for as low as $391. In contrast, the most expensive time of day to depart to Louisiana is at noon when prices are around $481.

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

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

How far in advance should I book a flight to Louisiana?

You are more likely to see cheaper flights to Louisiana from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from Washington, D.C. Dulles Intl Airport for as low as $306 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Louisiana.

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

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

Best Price Found

$153

Fastest flight time

2h 31m

Direct flights

Every day

Airports in Louisiana

1 airport
The best one-way flight to Louisiana from Washington, D.C. Dulles Intl Airport in the past 72 hours is $153. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Louisiana found on momondo in the last 72 hours is $297.
The fastest flight from Washington, D.C. Dulles Intl Airport to Louisiana takes 2h 31m
Direct flights go from Washington, D.C. Dulles Intl Airport to Louisiana every day.
There is 1 airport near Louisiana: New Orleans Louis Armstrong (MSY)
Search flight deals

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Louisiana?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Louisiana refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Louisiana.

  • What documentation or ID do you need to fly to Louisiana?

    The travel and health documents you'll need for your trip to Louisiana may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisiana. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Washington, D.C. Dulles Intl Airport to Louisiana

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Louisiana with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $125Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
DeltaPriceFrom $187Free CancellationRating
7.9
7,960 reviews
Search Delta flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Louisiana. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Louisiana flights to just show those with flexible booking policies.

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

Once all potential Washington, D.C. to Louisiana 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 Washington, D.C. to Louisiana right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Louisiana now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Louisiana and let you know when they change.

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