$95 Cheap United flights New Orleans (MSY) to Washington (IAD)

View $95 flight on Fri, Oct 31, 2025Opens in a new window

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$95 Cheap United flights New Orleans (MSY) to Washington (IAD)

Prices were available within the past 7 days and start at $95 for one-way flights and $185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Aug 6 - Mon, Aug 11
MSY
New Orleans
IAD
Washington
$185 Roundtrip, found 11 hours ago
$185
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 6 from New Orleans to Washington, returning Mon, Aug 11, priced at $185 found 11 hours ago
United
Thu, Aug 28 - Sun, Aug 31
MSY
New Orleans
IAD
Washington
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Aug 28 from New Orleans to Washington, returning Sun, Aug 31, priced at $197 found 2 hours ago
United
Sat, Aug 30 - Sun, Aug 31
MSY
New Orleans
IAD
Washington
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 30 from New Orleans to Washington, returning Sun, Aug 31, priced at $199 found 1 day ago
United
Tue, Sep 23 - Mon, Sep 29
MSY
New Orleans
IAD
Washington
$200 Roundtrip, found 2 days ago
$200
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from New Orleans to Washington, returning Mon, Sep 29, priced at $200 found 2 days ago
United
Sat, Aug 9 - Wed, Aug 13
MSY
New Orleans
IAD
Washington
$208 Roundtrip, found 2 hours ago
$208
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Aug 9 from New Orleans to Washington, returning Wed, Aug 13, priced at $208 found 2 hours ago
United
Wed, Sep 3 - Thu, Sep 11
MSY
New Orleans
IAD
Washington
$212 Roundtrip, found 2 days ago
$212
Roundtrip
found 2 days ago
Select United flight, departing Wed, Sep 3 from New Orleans to Washington, returning Thu, Sep 11, priced at $212 found 2 days ago
Flights from New Orleans (MSY) to Washington (IAD)
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
United
Distance
955 mi
Average flight time
5 hours 40 mins

Frequently asked questions

How much is a United Airlines flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD)?
Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines round-trip flights from $185 from MSY to IAD. Affordable one-way tickets from $95 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MSY to IAD with United Airlines?
January is one of the least expensive months to travel to Washington with United Airlines. You could also find excellent prices on one-way and return tickets in February.
What is the cheapest time to book flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD) with United Airlines?
Search for affordable United Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD) one to three months ahead of your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD)?
Book a seat on one of United Airlines's 14 direct weekly flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD). To see what's available, enter your travel dates, origin and destination and hit search. Then select the "Nonstop" and "Airline" filters.
How long does it take to fly from MSY to IAD with United Airlines?
It takes around 2h 23m to fly nonstop from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD) with United Airlines.
Which day of the week has the most United Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD)?
Monday has the most United Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD). With 2 daily departures, this is a great day to book something that will work for your schedule.
What is the earliest United Airlines flight from MSY to IAD?
The first United Airlines flight from MSY to IAD departs at 8:00AM UTC-6, arriving at 11:23AM UTC-5. If you want to head off later, the last United Airlines flight leaves MSY at 12:40PM UTC-6 and touches down at IAD at 4:03PM UTC-5. Flying early is often a good idea as morning flights are 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Washington?
Washington Dulles Intl. Airport (IAD) is the main Washington hub for United Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY). Ronald Reagan Washington National Airport (DCA) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI) are other possibilities. When planning your getaway through Expedia, select the "All Airports" option for your destination to see exactly what's available.
Why fly with United Airlines from MSY to IAD?
A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to depart from MSY to IAD with United Airlines. Plus, when you sign up to our One Key™ program, you can earn OneKeyCash™* in addition to any airline loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD)?
United Airlines typically uses Boeing 737-900 planes for flights from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD). This carrier also operates the Boeing 737-800 on this route. Remember that aircraft type can change due to operational demands, so the plane you catch might be different when you leave.
Can I change or cancel my United Airlines flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Washington Dulles Intl. Airport (IAD)?
Depending on the ticket type you purchased, a fee may apply if you change or cancel your flight more than 24 hours after it has been confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when looking for flights. For more details on modifying or canceling your reservation, head to "Trips," select your flight and click on "Manage Booking."

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