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Cheap flights from New Orleans to Washington, D.C. from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Orleans to Washington, D.C. departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New Orleans to Washington, D.C.

Cheap round-trip flights

Multiple Airlines Logo
6:01 pm - 12:11 amMSY-IAD
5h 10m1 stop
Multiple Airlines Logo
9:52 pm - 4:03 pmIAD-MSY
19h 11m1 stop
$184Multiple Airlines
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Mon, Nov 3 - Thu, Nov 6
Frontier Logo
4:51 pm - 11:39 pmMSY-IAD
5h 48m1 stop
Frontier Logo
10:09 pm - 3:57 pmIAD-MSY
18h 48m2 stops
$186Frontier
Find Deal
Thu, Oct 2 - Sun, Oct 5
Multiple Airlines Logo
6:41 am - 7:46 pmMSY-IAD
12h 05m2 stops
Multiple Airlines Logo
6:15 am - 10:52 amIAD-MSY
5h 37m1 stop
$189Multiple Airlines
Find Deal
Tue, Oct 7 - Thu, Oct 9
Frontier Logo
4:51 pm - 9:17 amMSY-IAD
15h 26m2 stops
Frontier Logo
6:10 am - 3:57 pmIAD-MSY
10h 47m1 stop
$190Frontier
Find Deal
Thu, Oct 2 - Mon, Oct 6
United Airlines Logo
12:42 pm - 4:13 pmMSY-IAD
2h 31mnonstop
United Airlines Logo
8:15 am - 10:03 amIAD-MSY
2h 48mnonstop
$201United Airlines
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Thu, Oct 23 - Mon, Oct 27
United Airlines Logo
12:42 pm - 4:13 pmMSY-IAD
2h 31mnonstop
United Airlines Logo
8:22 am - 10:14 amIAD-MSY
2h 52mnonstop
$205United Airlines
Find Deal
Sat, Oct 11 - Wed, Nov 5
Delta Logo
11:17 am - 7:18 pmMSY-IAD
7h 01m1 stop
Delta Logo
12:27 pm - 3:47 pmIAD-MSY
4h 20m1 stop
$217Delta
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Thu, Oct 30 - Mon, Nov 3
Delta Logo
5:10 pm - 11:00 pmMSY-IAD
4h 50m1 stop
Delta Logo
6:05 am - 10:17 amIAD-MSY
5h 12m1 stop
$248Delta
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Fri, Oct 24 - Tue, Oct 28
American Airlines Logo
4:23 pm - 11:53 pmMSY-IAD
6h 30m1 stop
American Airlines Logo
8:25 pm - 12:13 amIAD-MSY
4h 48m1 stop
$271American Airlines
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Fri, Oct 10 - Mon, Oct 13
American Airlines Logo
6:39 pm - 11:59 pmMSY-IAD
4h 20m1 stop
American Airlines Logo
1:58 pm - 5:48 pmIAD-MSY
4h 50m1 stop
$274American Airlines
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Sat, Nov 22 - Wed, Nov 26

United Airlines flights from New Orleans to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on New Orleans to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Oct 23
MSY12:42 pmNew Orleans Louis Armstrong
2h 31m
IAD4:13 pmWashington, D.C. Dulles Intl
Oct 27
IAD8:15 amWashington, D.C. Dulles Intl
2h 48m
MSY10:03 amNew Orleans Louis Armstrong
$201
Find similar
United Airlines
Oct 11
MSY12:42 pmNew Orleans Louis Armstrong
2h 31m
IAD4:13 pmWashington, D.C. Dulles Intl
Nov 5
IAD8:22 amWashington, D.C. Dulles Intl
2h 52m
MSY10:14 amNew Orleans Louis Armstrong
$205
Find similar
United Airlines
Oct 14
MSY3:58 pmNew Orleans Louis Armstrong
7h 23m
1 stop
IAD12:21 amWashington, D.C. Dulles Intl
Nov 1
IAD8:22 amWashington, D.C. Dulles Intl
2h 52m
MSY10:14 amNew Orleans Louis Armstrong
$215
Find similar

Delta flights from New Orleans to Washington, D.C. Dulles Intl Airport

Our best Delta deals on New Orleans to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Oct 30
MSY11:17 amNew Orleans Louis Armstrong
7h 01m
1 stop
IAD7:18 pmWashington, D.C. Dulles Intl
Nov 3
IAD12:27 pmWashington, D.C. Dulles Intl
4h 20m
1 stop
MSY3:47 pmNew Orleans Louis Armstrong
$217
Find similar
Delta
Oct 24
MSY5:10 pmNew Orleans Louis Armstrong
4h 50m
1 stop
IAD11:00 pmWashington, D.C. Dulles Intl
Oct 28
IAD6:05 amWashington, D.C. Dulles Intl
5h 12m
1 stop
MSY10:17 amNew Orleans Louis Armstrong
$248
Find similar
Delta
Oct 7
MSY7:45 amNew Orleans Louis Armstrong
5h 53m
1 stop
IAD2:38 pmWashington, D.C. Dulles Intl
Oct 12
IAD6:00 amWashington, D.C. Dulles Intl
4h 25m
1 stop
MSY9:25 amNew Orleans Louis Armstrong
$281
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New Orleans to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated September 16, 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

Fly to

Route

Depart

Return

Price

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Mon 11/3

6:01 pm-12:11 am

1 stop5h 10m

Washington, D.C. Dulles Intl

Thu 11/6

9:52 pm-4:03 pm

1 stop19h 11m

$184

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 10/2

4:51 pm-11:39 pm

1 stop5h 48m

Washington, D.C. Dulles Intl

Sun 10/5

10:09 pm-3:57 pm

2 stops18h 48m

$186

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Tue 10/7

6:41 am-7:46 pm

2 stops12h 05m

Washington, D.C. Dulles Intl

Thu 10/9

6:15 am-10:52 am

1 stop5h 37m

$189

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 10/2

4:51 pm-9:17 am

2 stops15h 26m

Washington, D.C. Dulles Intl

Mon 10/6

6:10 am-3:57 pm

1 stop10h 47m

$190

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 10/23

12:42 pm-4:13 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Mon 10/27

8:15 am-10:03 am

Nonstop2h 48m

$201

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sat 10/11

12:42 pm-4:13 pm

Nonstop2h 31m

Washington, D.C. Dulles Intl

Wed 11/5

8:22 am-10:14 am

Nonstop2h 52m

$205

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Thu 10/30

11:17 am-7:18 pm

1 stop7h 01m

Washington, D.C. Dulles Intl

Mon 11/3

12:27 pm-3:47 pm

1 stop4h 20m

$217

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Fri 10/24

5:10 pm-11:00 pm

1 stop4h 50m

Washington, D.C. Dulles Intl

Tue 10/28

6:05 am-10:17 am

1 stop5h 12m

$248

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Fri 10/10

4:23 pm-11:53 pm

1 stop6h 30m

Washington, D.C. Dulles Intl

Mon 10/13

8:25 pm-12:13 am

1 stop4h 48m

$271

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Sat 11/22

6:39 pm-11:59 pm

1 stop4h 20m

Washington, D.C. Dulles Intl

Wed 11/26

1:58 pm-5:48 pm

1 stop4h 50m

$274

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from New Orleans to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between New Orleans and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, August is the cheapest month to fly from New Orleans to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of August, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $319.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $791. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from New Orleans to Washington, D.C. Dulles Intl Airport for around $1,060.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from New Orleans at noon is the least expensive time of day to depart. momondo users have found prices as low as $238 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,032 on average. Flights to Washington, D.C. Dulles Intl Airport from New Orleans in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest New Orleans Louis Armstrong to Washington, D.C. Dulles Intl flight route?

Fly from New Orleans Louis Armstrong to Washington, D.C. Dulles Intl for the best New Orleans Louis Armstrong - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from New Orleans when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $337 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from New Orleans for as low as $249 on momondo.

What cabin class options are available on New Orleans Louis Armstrong to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on New Orleans Louis Armstrong to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on New Orleans to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a New Orleans to Washington, D.C. Dulles Intl Airport flight.

How have New Orleans to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for New Orleans to Washington, D.C. Dulles Intl Airport flights are approximately 52% cheaper when compared to flights at the same time last year.

When to book flights from New Orleans to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from New Orleans to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New Orleans to Washington, D.C. Dulles Intl Airport (MSY to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Orleans to Washington, D.C. Dulles Intl Airport

Best Price Found

$199

Fastest flight time

2h 25m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from New Orleans in the past 72 hours is $199. The best round-trip flight deal from New Orleans to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $482.
The fastest flight from New Orleans to Washington, D.C. Dulles Intl Airport takes 2h 25m
Direct flights go from New Orleans to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is New Orleans Louis Armstrong to Washington, D.C. Dulles Intl by plane?

    There are 948.1 mi between New Orleans Louis Armstrong and Washington, D.C. Dulles Intl. In terms of flight time, this usually takes a little over 2h 25m.

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from New Orleans Louis Armstrong Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Orleans Louis Armstrong Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from New Orleans to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from New Orleans to Washington, D.C. Dulles Intl Airport?

Best airlines flying from New Orleans to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from New Orleans to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $134Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

  • United Airlines Flights From New Orleans to Washington, D.C. Dulles Intl Airport

    United Airlines is one of the most popular airlines flying from New Orleans to Washington, D.C. Dulles Intl Airport, operating 12 flights/week on average for this route. A good United Airlines flight deal for New Orleans to Washington, D.C. Dulles Intl Airport starts from $219 round-trip, up to an average price of $343. Our users have rated United Airlines at 7.4/10.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

Why use momondo?

Why should I use momondo to find a flight deal from New Orleans to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from New Orleans.

Can I find flights from New Orleans to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from New Orleans which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New Orleans to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from New Orleans.

I’m not ready to book a flight from New Orleans to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for New Orleans to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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