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Dulles Intl

$105+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — IAD
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
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 June or July, booked 57 days in advance, depart on a Friday or Wednesday and return on a Saturday

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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(United Airlines)

One-way from

$105
(United Airlines)

Popular in

November

Cheapest in

June

Average price

$310

Good round-trip deal

$545 or less

Good one-way deal

$233 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. 13% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 27, 2025.

This United Airlines deal was found by Cheapflights users on 3/25. 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 5/208:00 amMSY - IAD
Nonstop2h 28mUnited Airlines
Sun 5/255:55 pmIAD - MSY
Nonstop2h 43mUnited Airlines
Deal found 3/25$189
This Delta deal was found by Cheapflights users on 3/25. 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.
Thu 4/2411:20 amMSY - IAD
1 stop7h 33mDelta
Mon 4/286:00 amIAD - MSY
1 stop6h 39mDelta
Deal found 3/25$217
This Sun Country Air deal was found by Cheapflights users on 3/25. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/812:10 pmMSY - IAD
1 stop23h 13mSun Country Air
Sun 5/1811:37 amIAD - MSY
1 stop22h 03mSun Country Air
Deal found 3/25$235
This CheapOair deal was found by Cheapflights users on 3/25. 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.
Thu 4/34:58 pmMSY - IAD
1 stop23h 07mFrontier
Sat 4/512:48 pmIAD - MSY
1 stop25h 20mFrontier
Deal found 3/25$240
This Southwest deal was found by Cheapflights users on 3/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/175:30 amMSY - IAD
1 stop11h 25mSouthwest
Mon 4/212:10 pmIAD - MSY
1 stop9h 55mSouthwest
Deal found 3/26$268
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Wed 4/3011:09 amMSY - IAD
2 stops7h 32mAmerican Airlines
Mon 5/55:26 pmIAD - MSY
1 stop7h 24mAmerican Airlines
Deal found 3/26$274
This Mytrip deal was found by Cheapflights users on 3/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:30 pmMSY - IAD
1 stop14h 53mMultiple Airlines
Mon 4/2111:37 amIAD - MSY
2 stops22h 51mMultiple Airlines
Deal found 3/26$283

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 March 27, 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

Tue 5/20

8:00 am-11:28 am

Nonstop2h 28m

Washington, D.C. Dulles Intl

Sun 5/25

5:55 pm-7:38 pm

Nonstop2h 43m

$189

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 4/24

11:20 am-7:53 pm

1 stop7h 33m

Washington, D.C. Dulles Intl

Mon 4/28

6:00 am-11:39 am

1 stop6h 39m

$217

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 5/8

12:10 pm-12:23 pm

1 stop23h 13m

Washington, D.C. Dulles Intl

Sun 5/18

11:37 am-8:40 am

1 stop22h 03m

$235

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 4/3

4:58 pm-5:05 pm

1 stop23h 07m

Washington, D.C. Dulles Intl

Sat 4/5

12:48 pm-1:08 pm

1 stop25h 20m

$240

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 4/17

5:30 am-5:55 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Mon 4/21

2:10 pm-11:05 pm

1 stop9h 55m

$268

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 4/30

11:09 am-7:41 pm

2 stops7h 32m

Washington, D.C. Dulles Intl

Mon 5/5

5:26 pm-11:50 pm

1 stop7h 24m

$274

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 4/17

7:30 pm-11:23 am

1 stop14h 53m

Washington, D.C. Dulles Intl

Mon 4/21

11:37 am-9:28 am

2 stops22h 51m

$283

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 4/29

2:10 pm-9:03 pm

1 stop5h 53m

$105

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 5/6

5:40 pm-12:25 am

1 stop5h 45m

$109

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 4/17

5:30 am-5:55 pm

1 stop11h 25m

$110

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 14 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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust 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.

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 efficient security at MSY with average wait times around 15 minutes, thanks to a single TSA checkpoint and connected concourses.

Read more about MSYby Brandon Schultz
IAD

Use the Silver Line Metro to reach downtown D.C. from IAD in under 40 minutes, a convenient and affordable option.

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

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 March 21, 2025.

Booking 57 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 $309). Flying from New Orleans to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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 March 27, 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 73% on the cost of your flight, compared to a flight in the morning.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 March 27, 2025.
To help decide which airline to fly from New Orleans to Washington, D.C., see what other customers have to say about Southwest, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
348 reviews
Southwest
8.1
Very good
4,273 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 3 airlines. New Orleans Louis Armstrong is conveniently located just 11.4 mi from New Orleans’s city center.

  • 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 $189. Other airlines that can offer you cheap pricing are Delta, from $217, and Sun Country Air, from $235. You may be able to fly from New Orleans to Washington, D.C. Dulles Intl Airport for 44% 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?

    $105 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Southwest, with prices starting from $109 and $110, 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 United Airlines (93%), Mesa Airlines (92%) and Copa Airlines (90%).

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

    On average you can expect to pay $2,176 for a flight from New Orleans to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $145 while the most popular route, (New Orleans Louis Armstrong - Washington, D.C. Dulles Intl) is currently priced at $189.

  • 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 $309). Flying from New Orleans to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $385). 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
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Woodbridge
Gaithersburg
Fredericksburg
Linthicum Heights
Silver Spring
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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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 3 airlines flying from New Orleans to Dulles Intl

Discover the top 3 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 March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$177Average$328FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$327FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$259Average$353FlexibilityNo cancel feeOn-time71%
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