$109 Cheap Flights from Washington (IAD) to New Orleans (MSY)

View $109 flight on Wed, Nov 5, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)

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Cheap Flights from Washington to New Orleans (IAD-MSY)

Prices were available within the past 7 days and start at $109 for one-way flights and $191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Aug 20 - Wed, Sep 3
IAD
Washington
MSY
New Orleans
$191 Roundtrip, found 3 days ago
$191
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 20 from Washington to New Orleans, returning Wed, Sep 3, priced at $191 found 3 days ago
United
Wed, Aug 20 - Wed, Sep 3
IAD
Washington
MSY
New Orleans
$200 Roundtrip, found 3 days ago
$200
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 20 from Washington to New Orleans, returning Wed, Sep 3, priced at $200 found 3 days ago
Southwest Airlines
Wed, Aug 20 - Wed, Sep 3
IAD
Washington
MSY
New Orleans
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Aug 20 from Washington to New Orleans, returning Wed, Sep 3, priced at $202 found 3 days ago
Delta
Mon, Nov 17 - Thu, Nov 20
IAD
Washington
MSY
New Orleans
$211 Roundtrip, found 3 days ago
$211
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Nov 17 from Washington to New Orleans, returning Thu, Nov 20, priced at $211 found 3 days ago
United
Wed, Sep 3 - Sat, Sep 6
IAD
Washington
MSY
New Orleans
$214 Roundtrip, found 5 days ago
$214
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 3 from Washington to New Orleans, returning Sat, Sep 6, priced at $214 found 5 days ago
Delta
Wed, Sep 24 - Wed, Oct 1
IAD
Washington
MSY
New Orleans
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Sep 24 from Washington to New Orleans, returning Wed, Oct 1, priced at $217 found 3 days ago
United
Sat, Aug 23 - Tue, Aug 26
IAD
Washington
MSY
New Orleans
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Sat, Aug 23 from Washington to New Orleans, returning Tue, Aug 26, priced at $217 just found
United
Fri, Aug 15 - Tue, Aug 19
IAD
Washington
MSY
New Orleans
$218 Roundtrip, found 3 days ago
$218
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 15 from Washington to New Orleans, returning Tue, Aug 19, priced at $218 found 3 days ago
Frontier Airlines
Sat, Nov 8 - Fri, Nov 14
IAD
Washington
MSY
New Orleans
$218 Roundtrip, just found
$218
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 8 from Washington to New Orleans, returning Fri, Nov 14, priced at $218 just found
American Airlines
Tue, Sep 16 - Sun, Sep 21
IAD
Washington
MSY
New Orleans
$244 Roundtrip, found 9 hours ago
$244
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Tue, Sep 16 from Washington to New Orleans, returning Sun, Sep 21, priced at $244 found 9 hours ago

Find the cheapest month to fly from Washington (IAD) to New Orleans (MSY)

August is typically the cheapest month to fly

From $140 - $724 per traveler.

Graph displaying average flight prices per month

Alternative airports near New Orleans

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Louis Armstrong New Orleans Intl. MSY. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $307
MSY
Louis Armstrong New Orleans Intl.
Cheapest
Average driving time to city center20 min
Flights from $307
Flights from Washington (IAD) to New Orleans (MSY)
Origin airport
Washington Dulles Intl.
Destination airport
Louis Armstrong New Orleans Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$190
Distance
955 mi
Average flight time
1 hour 41 mins

Washington to New Orleans Flights

The cheapest times to fly from Washington to New Orleans

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to New Orleans are during the month of August. You can find some of the cheapest flights from Washington to New Orleans with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to New Orleans

Sunday is one of the best days to book for cheap flights from Washington to New Orleans: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to New Orleans

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to New Orleans in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to New Orleans flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to New Orleans airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY) cost?
Cheap return fares from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY) start from $146. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United and Spirit Airlines flight leaving IAD on August 16 2025 and touching down at MSY. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from IAD to MSY?
The cheapest flights from IAD to MSY are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
You can travel nonstop from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY) on a United Airlines flight.
What is the cheapest airline that flies from IAD to MSY?
With tickets starting at $93 for a one-way journey from IAD to MSY, United is currently the cheapest airline flying this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAD on October 18 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
When taking off from Washington Dulles Intl. Airport (IAD), you can pick from an average of 2 daily nonstop flights to Louis Armstrong New Orleans Intl. Airport (MSY).
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
Flights between IAD and MSY tend to be busiest at 9 AM. If you want a more relaxed experience and potentially cheaper tickets, choose a time outside the usual busy windows.
What day of the week has the most flights from IAD to MSY?
Friday offers the most flights from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY). Consider traveling on this day and you'll have a greater chance of finding a departure that fits your schedule.
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
The first flight of the day leaving from Washington Dulles Intl. Airport (IAD) is at around 8:55AM UTC-5. Board this flight and you'll land at Louis Armstrong New Orleans Intl. Airport (MSY) at approximately 10:53AM UTC-6. The total time in the air is 2h 58m.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
Flights from IAD to MSY have an average travel time of 2 hours and 57 minutes. The total distance between the two is 960 mi.
What airline has the least delays from IAD to MSY?
With 84% of journeys usually arriving as scheduled, United Airlines has the best on-time performance for direct flights from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY). To check your flight status and get notified about any changes, simply head to the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
To touch down at Louis Armstrong New Orleans Intl. Airport (MSY) on time, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for New Orleans from Washington Dulles Intl. Airport (IAD)?
If you're flying on a direct flight from Washington Dulles Intl. Airport (IAD) to New Orleans, Louis Armstrong New Orleans Intl. Airport (MSY) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY) last-minute?
Last-minute bookings from IAD to MSY are usually more expensive. To secure the lowest rates, start searching for flights well in advance. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book an IAD to MSY flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to MSY flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of planning your trip. Just pick your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Louis Armstrong New Orleans Intl. Airport (MSY)?
If you booked your IAD to MSY flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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