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Dulles Intl

$91+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — IAD
Feb 1 — Feb 81
Sun 2/1
Sun 2/8
1 adult, Economy
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Find cheap flights from New Orleans to Dulles Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to Washington, D.C. Dulles Intl are usually found in September or August, booked 17 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from New Orleans to Dulles Intl

Best flights from New Orleans to Dulles Intl
Discover carefully curated flight deals from New Orleans to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.

This United Airlines deal was found by Cheapflights users on 12/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2112:40 pmMSY - IAD
Nonstop2h 26mUnited Airlines
Sat 1/245:42 pmIAD - MSY
Nonstop3h 03mUnited Airlines
Deal found 12/30$231
This Kissandfly.com deal was found by Cheapflights users on 1/1. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/1712:40 pmMSY - IAD
Nonstop2h 36mFrontier
Sun 1/186:00 amIAD - MSY
1 stop9h 38mFrontier
Deal found 1/1$262
This American Airlines deal was found by Cheapflights users on 1/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/176:23 amMSY - IAD
1 stop5h 13mAmerican Airlines
Sun 1/181:08 pmIAD - MSY
1 stop4h 36mAmerican Airlines
Deal found 1/1$269
This Delta deal was found by Cheapflights users on 12/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2410:52 amMSY - IAD
1 stop5h 08mDelta
Thu 1/2912:23 pmIAD - MSY
1 stop7h 34mDelta
Deal found 12/30$276
This United Airlines deal was found by Cheapflights users on 12/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/282:26 pmMSY - IAD
1 stop5h 51mUnited Airlines
Wed 2/45:42 pmIAD - MSY
Nonstop3h 03mUnited Airlines
Deal found 12/30$241
This Delta deal was found by Cheapflights users on 1/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:17 pmMSY - IAD
1 stop5h 28mDelta
Sat 3/75:25 pmIAD - MSY
1 stop6h 49mDelta
Deal found 1/1$278
This United Airlines deal was found by Cheapflights users on 1/1. 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.
Thu 1/228:00 amMSY - IAD
Nonstop2h 26mUnited Airlines
Mon 1/268:25 amIAD - MSY
Nonstop2h 59mUnited Airlines
Deal found 1/1$281
This Delta deal was found by Cheapflights users on 1/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/111:17 pmMSY - IAD
1 stop6h 37mDelta
Mon 3/166:00 amIAD - MSY
1 stop5h 31mDelta
Deal found 1/1$294
This United Airlines deal was found by Cheapflights users on 1/1. 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.
Thu 4/28:00 amMSY - IAD
Nonstop2h 32mUnited Airlines
Tue 4/79:00 amIAD - MSY
Nonstop2h 51mUnited Airlines
Deal found 1/1$298

Find 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 January 2, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Frontier)

One-way from

$91
(Trip.com)

Popular in

November

Cheapest in

September

Average price

$319

Good round-trip deal

$419 or less

Good one-way deal

$188 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
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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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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 January 2, 2026.
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

Wed 1/21

12:40 pm-4:06 pm

Nonstop2h 26m

Washington, D.C. Dulles Intl

Sat 1/24

5:42 pm-7:45 pm

Nonstop3h 03m

$231

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 1/28

2:26 pm-9:17 pm

1 stop5h 51m

Washington, D.C. Dulles Intl

Wed 2/4

5:42 pm-7:45 pm

Nonstop3h 03m

$241

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sat 1/17

12:40 pm-4:16 pm

Nonstop2h 36m

Washington, D.C. Dulles Intl

Sun 1/18

6:00 am-2:38 pm

1 stop9h 38m

$262

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sat 1/17

6:23 am-12:36 pm

1 stop5h 13m

Washington, D.C. Dulles Intl

Sun 1/18

1:08 pm-4:44 pm

1 stop4h 36m

$269

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sat 1/24

10:52 am-5:00 pm

1 stop5h 08m

Washington, D.C. Dulles Intl

Thu 1/29

12:23 pm-6:57 pm

1 stop7h 34m

$276

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 3/3

2:17 pm-8:45 pm

1 stop5h 28m

Washington, D.C. Dulles Intl

Sat 3/7

5:25 pm-11:14 pm

1 stop6h 49m

$278

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 1/22

8:00 am-11:26 am

Nonstop2h 26m

Washington, D.C. Dulles Intl

Mon 1/26

8:25 am-10:24 am

Nonstop2h 59m

$281

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 3/11

1:17 pm-8:54 pm

1 stop6h 37m

Washington, D.C. Dulles Intl

Mon 3/16

6:00 am-10:31 am

1 stop5h 31m

$294

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 4/2

8:00 am-11:32 am

Nonstop2h 32m

Washington, D.C. Dulles Intl

Tue 4/7

9:00 am-10:51 am

Nonstop2h 51m

$298

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sat 1/24

8:00 am-11:26 am

Nonstop2h 26m

$116

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/31

Showing 1-10 of 17 results
1
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New Orleans-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 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, May is the cheapest month in which you can book a flight from New Orleans to Washington, D.C. Dulles Intl Airport (average of $111). Flying from New Orleans to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $252). 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 January 2, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Orleans to Washington, D.C. Dulles Intl Airport as you normally would.

The best insider tips for New Orleans to Washington, D.C. Dulles Intl Airport 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 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 January 2, 2026.
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
7.9
Good
8,021 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

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
8,021 reviews
Delta
7.9
Good
8,021 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

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
9,132 reviews
Delta
7.9
Good
8,021 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

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 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 6 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 26m. 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 $128. 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 cheapest airlines to fly from New Orleans to Washington, D.C. Dulles Intl Airport one-way?

    $69 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $112 and $118, respectively.

  • 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 Republic Airways (100%), United Airlines (95%) and Austrian Airlines (95%).

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

    On average you can expect to pay $484 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 $156.

  • 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, May is the cheapest month in which you can book a flight from New Orleans to Washington, D.C. Dulles Intl Airport (average of $111). Flying from New Orleans to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $252). 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
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

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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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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 January 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$134Average$270FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$209Average$338FlexibilityNo cancel feeOn-time69%

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