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Dulles Intl

$98+ Cheap flights from New Orleans (MSY) to Dulles Intl (IAD)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — IAD
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to Washington, D.C. Dulles Intl are usually found in August or March, booked 17 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from New Orleans to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to Dulles Intl (IAD). 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 October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$176
(Kiwi.com)

One-way from

$98
(Cheapflightsfares)

Popular in

November

Cheapest in

August

Average price

$349

Good round-trip deal

$428 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Washington, D.C. Dulles Intl flights.
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From New Orleans Louis Armstrong to Washington, D.C. Dulles Intl
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One-way flight from New Orleans Louis Armstrong to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from New Orleans Louis Armstrong to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from New Orleans Louis Armstrong to Washington, D.C. Dulles Intl.
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Find flight deals from New Orleans to Dulles Intl

Cheapest flights from New Orleans to Dulles Intl
Explore the most affordable flight options available from New Orleans to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/249:24 pmMSY - IAD
2 stops16h 53mMultiple Airlines
Sun 10/266:15 amIAD - MSY
1 stop5h 37mMultiple Airlines
Deal found 10/1$181
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/175:22 pmMSY - IAD
1 stop5h 07mMultiple Airlines
Tue 10/219:00 amIAD - MSY
2 stops34h 50mMultiple Airlines
Deal found 10/1$182
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/108:59 pmMSY - IAD
2 stops22h 21mMultiple Airlines
Fri 11/146:00 amIAD - MSY
1 stop15h 41mMultiple Airlines
Deal found 10/1$183
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/316:27 pmMSY - IAD
1 stop24h 24mMultiple Airlines
Mon 11/38:36 pmIAD - MSY
1 stop11h 16mMultiple Airlines
Deal found 10/1$186
This Frontier deal was found by Cheapflights users on 9/30. 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.
Fri 10/179:28 pmMSY - IAD
2 stops16h 58mFrontier
Sun 10/196:15 amIAD - MSY
1 stop11h 22mFrontier
Deal found 9/30$188
This Frontier deal was found by Cheapflights users on 9/30. 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.
Mon 10/205:32 pmMSY - IAD
1 stop4h 46mFrontier
Thu 10/236:15 amIAD - MSY
1 stop11h 22mFrontier
Deal found 9/30$196
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/148:49 pmMSY - IAD
2 stops22h 02mMultiple Airlines
Sun 11/164:04 pmIAD - MSY
1 stop8h 07mMultiple Airlines
Deal found 10/1$198
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/105:22 pmMSY - IAD
1 stop5h 07mMultiple Airlines
Sun 10/127:27 pmIAD - MSY
2 stops23h 39mMultiple Airlines
Deal found 9/29$201
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/2710:48 pmMSY - IAD
2 stops20h 32mMultiple Airlines
Sat 11/17:10 amIAD - MSY
1 stop10h 21mMultiple Airlines
Deal found 9/30$205
This Trip.com deal was found by Cheapflights users on 9/30. 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.
Thu 10/95:55 pmMSY - IAD
1 stop4h 34mFrontier
Thu 10/166:15 amIAD - MSY
1 stop11h 22mFrontier
Deal found 9/30$208
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 11/254:45 pmMSY - IAD
1 stop24h 01mMultiple Airlines
Tue 12/28:00 amIAD - MSY
1 stop25h 43mMultiple Airlines
Deal found 10/1$209
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 10/286:41 amMSY - IAD
2 stops12h 39mMultiple Airlines
Thu 10/309:52 pmIAD - MSY
1 stop24h 59mMultiple Airlines
Deal found 10/1$210

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Orleans to Dulles Intl 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 October 2, 2025.
Use the filters below to find and compare flights from New Orleans to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

New Orleans

Fly to

Dulles Intl

Route

Depart

Return

Price

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Fri 10/31

5:52 pm-11:18 pm

1 stop4h 26m

Washington, D.C. Dulles Intl

Tue 11/4

3:33 pm-8:17 pm

1 stop5h 44m

$251

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 10/29

9:05 am-2:38 pm

1 stop4h 33m

Washington, D.C. Dulles Intl

Wed 11/5

12:09 pm-7:01 pm

1 stop7h 52m

$251

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 12/2

12:30 pm-3:55 pm

Nonstop2h 25m

Washington, D.C. Dulles Intl

Thu 12/4

12:45 pm-8:04 pm

1 stop8h 19m

$258

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 12/16

9:19 am-5:00 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Thu 12/18

7:01 am-10:58 am

1 stop4h 57m

$268

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 11/19

12:45 pm-4:11 pm

Nonstop2h 26m

Washington, D.C. Dulles Intl

Fri 11/21

8:22 am-10:14 am

Nonstop2h 52m

$274

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 10/23

11:50 am-4:57 pm

1 stop4h 07m

Washington, D.C. Dulles Intl

Sat 10/25

3:33 pm-8:17 pm

1 stop5h 44m

$281

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sun 11/2

8:00 am-11:25 am

Nonstop2h 25m

Washington, D.C. Dulles Intl

Tue 11/4

8:30 am-4:02 pm

1 stop8h 32m

$284

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 12/31

6:00 am-12:13 pm

1 stop5h 13m

Washington, D.C. Dulles Intl

Wed 1/7

12:30 pm-6:54 pm

1 stop7h 24m

$285

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Fri 10/31

12:45 pm-4:11 pm

Nonstop2h 26m

Washington, D.C. Dulles Intl

Tue 11/4

5:45 pm-7:38 pm

Nonstop2h 53m

$289

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Fri 10/24

12:42 pm-4:13 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Mon 10/27

5:45 pm-7:39 pm

Nonstop2h 54m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 19 results
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Compare providers for flights from New Orleans to Dulles Intl

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 New Orleans to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 New Orleans-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Orleans-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Orleans-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Orleans-Washington, D.C. Dulles Intl Airport 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 New Orleans-Washington, D.C. Dulles Intl Airport 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 New Orleans to Dulles Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from New Orleans to Dulles Intl. Price data was last updated on September 26, 2025.

Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from New Orleans to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from New Orleans to Washington, D.C. Dulles Intl Airport (average of $292). Flying from New Orleans to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 MSY to IAD?

Find hourly flight availability from New Orleans to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

It’s optimal to fly from New Orleans to Washington, D.C. Dulles Intl Airport at noon. By choosing this option you can save up to 77% on the cost of your flight, compared to a flight in the afternoon.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your New Orleans to Washington, D.C. Dulles Intl Airport trip
Airports
MSY

Expect short security waits at MSY, with average times around 15 minutes, making it convenient for domestic travelers.

Read more about MSYby Brandon Schultz
IAD

Use the Silver Line Metro to reach downtown D.C. from IAD in under 40 minutes, a cost-effective option for arrivals.

Read more about IADby Ramsey Qubein
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on MSY

Brandon Schultz

Brandon Schultz

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

Ramsey Qubein

Ramsey Qubein

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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated October 2, 2025.
Read reviews from past customers who have flown Delta and United Airlines from New Orleans to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,962 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,962 reviews
Delta
8.0
Very good
7,962 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,933 reviews
Delta
8.0
Very good
7,962 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Dulles Intl. 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 from for flights from New Orleans to Washington, D.C. Dulles Intl?

    Most people fly from New Orleans Louis Armstrong (MSY) if they book a flight from New Orleans to Washington, D.C. Dulles Intl. On average, Louis Armstrong has 7 outbound flights to Washington, D.C. Dulles Intl per day from 2 airlines. New Orleans Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.

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

    Departing from New Orleans to Washington, D.C. Dulles Intl Airport will take you 2h 25m. The distance from New Orleans to Washington, D.C. Dulles Intl Airport is about 954 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from New Orleans to Washington, D.C. Dulles Intl Airport round-trip from $134. Another airline that can offer you cheap pricing is United Airlines. You may be able to fly from New Orleans to Washington, D.C. Dulles Intl Airport for 60% less than the average price by searching for these airlines.

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

    The top 3 most reliable airlines when flying from New Orleans to Washington, D.C. Dulles Intl Airport are ITA Airways (100%), Mesa Airlines (100%) and Republic Airways (100%).

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

    On average you can expect to pay $898 for a flight from New Orleans to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $118 while the most popular route, (New Orleans Louis Armstrong - Washington, D.C. Dulles Intl) is currently priced at $138.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from New Orleans to Washington, D.C. Dulles Intl Airport (average of $292). Flying from New Orleans to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Oxon Hill
Laurel
Towson
National Harbor
Dundalk
Waldorf

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Alternative routes for New Orleans to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Lafayette to Reagan-National flights
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Lake Charles to Reagan-National flights
Alexandria to Reagan-National flights
Monroe to Baltimore flights
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Monroe to Dulles Intl flights

Top 2 airlines flying from New Orleans to Dulles Intl

Discover the top 2 airlines that operate flights from New Orleans to Dulles Intl. 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 October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$134Average$292FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$219Average$345FlexibilityNo cancel feeOn-time69%

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