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$111+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MSY
Sep 16 — Sep 231
Wed 9/16
Wed 9/23
1 adult, Economy
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Find cheap flights from Dulles Intl to New Orleans with Cheapflights

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to New Orleans Louis Armstrong are usually found in October or January, booked 54 days in advance, depart on a Tuesday or Saturday and return on a Friday

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 August 17, 2026.

This United Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 9/118:45 am -
Nonstop2h 45m
Mon 9/148:00 am -
Nonstop2h 30m
Deal found 8/14$262
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 10/99:06 pm -
1 stop21h 16m
Mon 10/129:05 pm -
1 stop12h 12m
Deal found 8/14$263
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 10/268:20 am -
Nonstop2h 55m
Fri 10/3010:35 am -
1 stop5h 49m
Deal found 8/13$264
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/173:02 pm -
1 stop6h 01m
Mon 9/218:00 am -
Nonstop2h 30m
Deal found 8/13$265
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2412:30 pm -
1 stop5h 27m
Thu 12/39:08 am -
1 stop5h 49m
Deal found 8/13$266
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 9/212:57 pm -
1 stop5h 53m
Thu 9/108:00 am -
Nonstop2h 30m
Deal found 8/12$267
This CheapOair deal was found by Cheapflights users on 8/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am -
1 stop10h 03m
Sun 11/85:23 pm -
1 stop24h 46m
Deal found 8/16$268
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:50 am -
1 stop9h 32m
Sun 9/275:17 pm -
1 stop5h 53m
Deal found 8/13$269
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/78:39 pm -
1 stop22h 23m
Thu 9/105:17 pm -
1 stop5h 53m
Deal found 8/13$270
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 8/3112:00 pm -
2 stops7h 45m
Wed 9/27:11 pm -
1 stop21h 03m
Deal found 8/14$271
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 9/114:56 pm -
1 stop7h 02m
Mon 9/145:52 pm -
1 stop3h 59m
Deal found 8/13$273

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 August 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$262
(United Airlines)

One-way from

$111
(Kiwi.com)

Popular in

February

Cheapest in

October

Average price

$397

Good round-trip deal

$360 or less

Good one-way deal

$229 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.
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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. 3% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 17, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Thu 11/12

5:00 pm-10:27 pm

1 stop6h 27m

New Orleans Louis Armstrong

Mon 11/16

7:30 pm-12:39 am

1 stop4h 09m

$268

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Sun 9/27

9:00 am-10:44 am

Nonstop2h 44m

New Orleans Louis Armstrong

Sat 10/3

12:16 pm-7:02 pm

1 stop5h 46m

$318

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Sat 10/31

2:38 pm-7:58 pm

1 stop6h 20m

New Orleans Louis Armstrong

Sat 11/14

7:00 am-4:33 pm

2 stops8h 33m

$322

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Fri 9/18

5:15 pm-10:22 pm

1 stop6h 07m

New Orleans Louis Armstrong

Mon 9/21

12:00 pm-3:29 pm

Nonstop2h 29m

$328
Quickest round-trip

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Thu 9/3

8:45 am-10:30 am

Nonstop2h 45m

New Orleans Louis Armstrong

Thu 9/10

12:00 pm-3:29 pm

Nonstop2h 29m

$342

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Sat 9/5

6:50 pm-8:34 pm

Nonstop2h 44m

New Orleans Louis Armstrong

Tue 9/8

7:00 am-1:55 pm

1 stop5h 55m

$351

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Sat 10/17

6:00 pm-7:47 pm

Nonstop2h 47m

New Orleans Louis Armstrong

Mon 10/19

8:02 am-11:31 am

Nonstop2h 29m

$365

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Sun 11/8

6:31 pm-8:26 pm

Nonstop2h 55m

New Orleans Louis Armstrong

Sat 11/14

8:00 am-11:27 am

Nonstop2h 27m

$388

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Sun 11/1

8:20 am-10:15 am

Nonstop2h 55m

New Orleans Louis Armstrong

Wed 11/4

12:44 pm-4:11 pm

Nonstop2h 27m

$388

Washington, D.C.New Orleans

IAD Washington, D.C. Dulles Intl - MSY New Orleans Louis Armstrong

IADMSY

Washington, D.C. Dulles Intl

Thu 10/15

6:00 pm-7:47 pm

Nonstop2h 47m

New Orleans Louis Armstrong

Tue 10/20

11:46 am-3:15 pm

Nonstop2h 29m

$417

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 22 resultsSorted by cheapest first
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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 August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy2 starsTrust 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?

The best time to book flights from Washington, D.C. Dulles Intl Airport to New Orleans is 53 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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Orleans (average of $326). Flying from Washington, D.C. Dulles Intl Airport to New Orleans in February is currently the most expensive (average of $460). 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 August 17, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to New Orleans in the morning. By choosing this option you can save up to 6% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to New Orleans?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to New Orleans. Price data was last updated on August 15, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to New Orleans flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to New Orleans?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to New Orleans flights typically cost between $331 and $568 in September.
The cheapest round-trip price found within the last 5 days was $262 on United Airlines (Sep 11-Sep 14).

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 August 17, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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
7.8
Good
8,504 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,504 reviews
Delta
7.8
Good
8,504 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,106 reviews
Delta
7.8
Good
8,504 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,946 reviews
Delta
7.8
Good
8,504 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Frontier
5.6
Fair
2,681 reviews
Delta
7.8
Good
8,504 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 7 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 Delta and United Airlines fly from Washington, D.C. Dulles Intl Airport to New Orleans in about 2h 44m. The time it takes to get you to your destination can typically vary by up to 3h 43m. Airlines will cover a distance of 954 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Delta is currently your cheapest option to New Orleans, with prices starting at $112. Additional round-trip tickets that might be worth considering are offered by Frontier and United Airlines, with the lowest prices starting at $126 and $236, respectively. Delta is priced at 71% 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 $80 on Frontier. Other airlines that offer cheap prices include United Airlines from $115 and American Airlines from $152 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 Mesa Airlines (100%), Republic Airways (86%) or Air Canada (76%) 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 $360, our data shows the cheapest flight currently is $97. 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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to New Orleans (average of $326). Flying from Washington, D.C. Dulles Intl Airport to New Orleans in February is currently the most expensive (average of $460). 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
Gonzales
Houma
Slidell
Gretna
Thibodaux
Hammond
Covington

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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 August 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$112Average$337FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$126Average$256FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$236Average$399FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$312Average$457FlexibilityNo cancel feeOn-time71%

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