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$116+ Cheap flights from Dulles Intl (IAD) to New Orleans (MSY)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MSY
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Find cheap flights from Dulles Intl to New Orleans with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to New Orleans Louis Armstrong are usually found in September or July, booked 80 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from Dulles Intl to New Orleans

Cheapest flights from Dulles Intl to New Orleans
Explore the most affordable flight options available from Dulles Intl to New Orleans. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Fri 3/206:20 am
IAD
-
MSY
1 stop5h 31m
Frontier
Sat 3/2811:48 am
MSY
-
IAD
1 stop11h 43m
Frontier
Deal found 2/1$253
This Frontier deal was found by Cheapflights users on 2/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1411:37 am
IAD
-
MSY
1 stop11h 15m
Frontier
Fri 2/208:31 am
MSY
-
IAD
Nonstop2h 30m
Frontier
Deal found 2/2$254
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Sat 2/285:34 pm
IAD
-
MSY
1 stop7h 24m
United Airlines
Mon 3/28:00 am
MSY
-
IAD
Nonstop2h 25m
United Airlines
Deal found 2/1$255
This American Airlines deal was found by Cheapflights users on 2/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:37 pm
IAD
-
MSY
1 stop6h 14m
American Airlines
Tue 3/311:26 am
MSY
-
IAD
2 stops8h 04m
American Airlines
Deal found 2/2$256
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/19:00 am
IAD
-
MSY
Nonstop2h 59m
United Airlines
Tue 3/311:55 am
MSY
-
IAD
1 stop7h 46m
United Airlines
Deal found 2/2$257
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 2/711:39 am
IAD
-
MSY
2 stops9h 02m
Multiple Airlines
Sat 2/146:30 pm
MSY
-
IAD
1 stop14h 45m
Multiple Airlines
Deal found 1/31$258
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Fri 3/206:20 am
IAD
-
MSY
2 stops13h 41m
Multiple Airlines
Sun 3/229:12 pm
MSY
-
IAD
1 stop9h 12m
Multiple Airlines
Deal found 2/3$259
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/316:00 am
IAD
-
MSY
1 stop8h 12m
United Airlines
Thu 4/93:48 pm
MSY
-
IAD
1 stop5h 56m
United Airlines
Deal found 2/2$260
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 2/2710:23 am
IAD
-
MSY
1 stop24h 15m
Multiple Airlines
Sun 3/19:51 pm
MSY
-
IAD
1 stop8h 29m
Multiple Airlines
Deal found 2/2$261
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Mon 3/162:39 pm
IAD
-
MSY
1 stop28h 36m
Multiple Airlines
Sun 3/229:12 pm
MSY
-
IAD
1 stop9h 12m
Multiple Airlines
Deal found 2/1$262
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/77:50 pm
IAD
-
MSY
Nonstop2h 56m
United Airlines
Tue 3/1012:35 pm
MSY
-
IAD
Nonstop2h 25m
United Airlines
Deal found 2/2$263
This Priceline deal was found by Cheapflights users on 2/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/111:15 am
IAD
-
MSY
1 stop7h 45m
Frontier
Sun 3/89:21 pm
MSY
-
IAD
1 stop9h 03m
Frontier
Deal found 2/1$264

Find flight deals from Dulles Intl to New Orleans

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to New Orleans (MSY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$253
(Kiwi.com)

One-way from

$116
(United Airlines)

Popular in

February

Cheapest in

September

Average price

$458

Good round-trip deal

$329 or less

Good one-way deal

$161 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-New Orleans Louis Armstrong flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-New Orleans Louis Armstrong flights.
Search Deals
From Washington, D.C. Dulles Intl to New Orleans Louis Armstrong
Search Deals
One-way flight from Washington, D.C. Dulles Intl to New Orleans Louis Armstrong
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to New Orleans Louis Armstrong.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to New Orleans Louis Armstrong.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to New Orleans 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 February 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to New Orleans that are best for you.

Fly from

Dulles Intl

Fly to

New Orleans

Route

Depart

Return

Price

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Tue 2/24

8:15 am-1:10 pm

1 stop5h 55m

New Orleans Louis Armstrong

Thu 2/26

12:48 pm-4:13 pm

Nonstop2h 25m

$257

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Mon 2/23

5:50 pm-7:49 pm

Nonstop2h 59m

New Orleans Louis Armstrong

Thu 2/26

12:48 pm-4:13 pm

Nonstop2h 25m

$263

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Mon 3/16

5:50 pm-7:48 pm

Nonstop2h 58m

New Orleans Louis Armstrong

Fri 3/20

8:00 am-11:25 am

Nonstop2h 25m

$263

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Tue 3/10

5:50 pm-7:48 pm

Nonstop2h 58m

New Orleans Louis Armstrong

Thu 3/12

8:00 am-11:25 am

Nonstop2h 25m

$263

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Sun 3/1

6:01 am-10:59 am

1 stop5h 58m

New Orleans Louis Armstrong

Tue 3/3

2:13 pm-8:41 pm

1 stop5h 28m

$267

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Fri 4/17

5:50 pm-7:44 pm

Nonstop2h 54m

New Orleans Louis Armstrong

Tue 4/21

1:00 pm-9:04 pm

1 stop7h 04m

$269

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Fri 4/24

5:50 pm-7:44 pm

Nonstop2h 54m

New Orleans Louis Armstrong

Fri 5/1

12:57 pm-9:11 pm

1 stop7h 14m

$269

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Wed 4/1

9:00 am-10:52 am

Nonstop2h 52m

New Orleans Louis Armstrong

Tue 4/7

12:44 pm-4:16 pm

Nonstop2h 32m

$272

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Sun 4/5

8:30 am-1:12 pm

1 stop5h 42m

New Orleans Louis Armstrong

Thu 4/9

8:00 am-11:32 am

Nonstop2h 32m

$273

Washington, D.C.New Orleans

IAD - MSY

IADMSY

Washington, D.C. Dulles Intl

Sat 3/21

7:50 pm-9:46 pm

Nonstop2h 56m

New Orleans Louis Armstrong

Sat 3/28

8:00 am-11:25 am

Nonstop2h 25m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 21 results
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Compare providers for flights from Dulles Intl to New Orleans

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to New Orleans in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-New Orleans flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-New Orleans flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-New Orleans flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-New Orleans flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-New Orleans flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to New Orleans

Have a flexible travel schedule? Discover the best time to fly to New Orleans from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to New Orleans

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to New Orleans?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to New Orleans. Price data was last updated on January 30, 2026.

The best time to book flights from Washington, D.C. Dulles Intl Airport to New Orleans is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to New Orleans?

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Orleans (average of $181). Flying from Washington, D.C. Dulles Intl Airport to New Orleans in August is currently the most expensive (average of $261). 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 IAD to MSY?

Find hourly flight availability from Dulles Intl to New Orleans. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to New Orleans in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight at noon.

The best insider tips for Washington, D.C. Dulles Intl Airport to New Orleans flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to New Orleans trip
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on MSY

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing New Orleans

Get insights into the airlines that provide service to New Orleans. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Orleans. Reviews last updated February 3, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to New Orleans to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,138 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,138 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,236 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,218 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,407 reviews
Delta
7.9
Good
8,138 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to New Orleans. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to New Orleans from Washington, D.C. Dulles Intl?

    Most people fly into New Orleans Louis Armstrong (MSY) if they book a flight to New Orleans from Washington, D.C. Dulles Intl. On average, Louis Armstrong has 6 inbound flights from Washington, D.C. Dulles Intl per day from 4 airlines. New Orleans Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to New Orleans?

    Airlines like United Airlines fly from Washington, D.C. Dulles Intl Airport to New Orleans in about 5h 55m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 954 mi.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to New Orleans round-trip?

    Flying on Spirit Airlines is currently your cheapest option to New Orleans, with prices starting at $96. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $125 and $229, respectively. Spirit Airlines is priced at 73% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to New Orleans one-way?

    One-way options have recently been found by users for as low as $108 on United Airlines. Other airlines that offer cheap prices include Delta from $118 and American Airlines from $125 one-way.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to New Orleans?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to New Orleans consider choosing Republic Airways (100%), Mesa Airlines (88%) or United Airlines (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to New Orleans?

    While on average a flight from Washington, D.C. Dulles Intl Airport to New Orleans is generally $570, our data shows the cheapest flight currently is $115. When looking at the most popular route, (Washington, D.C. Dulles Intl - New Orleans Louis Armstrong), you can expect to pay $177 for that flight.

  • Can I find deals for flights from Dulles Intl to New Orleans that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to New Orleans flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to New Orleans?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to New Orleans.

  • Can I find deals for business class flights from Dulles Intl to New Orleans?

    Yes. Cheapflights offers flight deals from Dulles Intl to New Orleans 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 Washington, D.C. Dulles Intl Airport to New Orleans?

    Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Orleans (average of $181). Flying from Washington, D.C. Dulles Intl Airport to New Orleans in August is currently the most expensive (average of $261). 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 New Orleans?

Book flights to New Orleans if you plan to visit one of these locations
Metairie
Kenner
Slidell
Houma
Gonzales
Covington
Gretna
Thibodaux
Hammond

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Top 4 airlines flying from Dulles Intl to New Orleans

Discover the top 4 airlines that operate flights from Dulles Intl to New Orleans. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$96Average$205FlexibilityNo cancel feeOn-time65%
DeltaCheapest$125Average$268FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$229Average$384FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$275Average$401FlexibilityNo cancel feeOn-time71%

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