What is the cheapest airline that flies from Louisiana to Washington, D.C. Dulles Intl?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Louisiana to Washington, D.C. Dulles Intl

How long does it take to fly to Washington, D.C. Dulles Intl Airport?

Flight times from Louisiana to Washington, D.C. Dulles Intl Airport vary, but if you’re flying out of New Orleans and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 2h 25m on average. Another popular route from Louisiana to Washington, D.C. Dulles Intl Airport is flying from Baton Rouge to Washington, D.C. Dulles Intl Airport, which will take roughly 4h 05m. Keep in mind that layovers or delays could extend your travel time.

How many operators does momondo search for flights from Louisiana to Washington, D.C. Dulles Intl Airport?

There are 2 operators available for flights from Louisiana to Washington, D.C. Dulles Intl Airport as of May 2026.

How old do you have to be to fly from Louisiana to Washington, D.C. Dulles Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to Washington, D.C. Dulles Intl Airport.

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

The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$110 Cheap Flights from Louisiana to Washington, D.C. Dulles Intl Airport in 2026

Q: How many flights depart from Louisiana to Washington, D.C. Dulles Intl Airport on average per day?

10 flights are operational daily from Louisiana to Washington, D.C. Dulles Intl Airport as of May 2026. The most popular departure time for this route is 12:00PM, with 80% of flights per day taking off in the afternoon.

Q: How many flights depart from Louisiana to Washington, D.C. Dulles Intl Airport on average per week?

As of May 2026, there are 75 flights per week flying from Louisiana to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Fri, with 19% of flights taking off on this day.

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Find the cheapest flights from Louisiana to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:21 pm - 11:09 pm

MSY

IAD

4h 48m

1 stop

11:07 am - 4:21 pm

IAD

MSY

6h 14m

1 stop

$204Frontier

Mon, Jun 1 - Wed, Jun 3

5:21 pm - 11:17 pm

MSY

IAD

4h 56m

1 stop

7:30 am - 4:26 pm

IAD

MSY

9h 56m

1 stop

$209Frontier

Wed, Jun 10 - Mon, Jun 15

5:20 pm - 11:13 pm

MSY

IAD

4h 53m

1 stop

1:36 pm - 11:59 am

IAD

MSY

23h 23m

1 stop

$210Frontier

Wed, Jul 8 - Mon, Jul 13

6:00 am - 11:39 am

SHV

IAD

4h 39m

1 stop

6:00 am - 9:48 am

IAD

SHV

4h 48m

1 stop

$307Delta

Wed, Jun 10 - Wed, Jun 17

5:09 pm - 12:44 am

AEX

IAD

6h 35m

1 stop

6:00 am - 11:02 am

IAD

AEX

6h 02m

1 stop

$308Delta

Fri, Jun 12 - Mon, Jun 15

6:23 pm - 12:10 am

SHV

IAD

4h 47m

1 stop

6:13 am - 11:03 am

IAD

SHV

5h 50m

1 stop

$318American Airlines

Thu, Jul 2 - Sat, Jul 4

6:23 pm - 12:10 am

SHV

IAD

4h 47m

1 stop

6:13 am - 11:03 am

IAD

SHV

5h 50m

1 stop

$328American Airlines

Thu, Jul 2 - Sat, Jul 4

3:30 pm - 8:04 pm

SHV

IAD

27h 34m

1 stop

8:57 pm - 7:18 am

IAD

SHV

35h 21m

2 stops

$345Multiple Airlines

Fri, Jun 12 - Fri, Jun 19

6:13 pm - 12:31 am

LCH

IAD

5h 18m

1 stop

2:53 pm - 9:34 pm

IAD

LCH

7h 41m

1 stop

$362United Airlines

Fri, May 29 - Tue, Jun 2

4:06 pm - 12:31 am

LFT

IAD

7h 25m

1 stop

6:30 am - 11:16 am

IAD

LFT

5h 46m

1 stop

$395United Airlines

Wed, May 27 - Sat, May 30

Frontier flights from Louisiana to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Louisiana to Washington, D.C. Dulles Intl Airport flight tickets

Frontier

Jun 1

MSY5:21 pmNew Orleans Louis Armstrong

4h 48m

1 stop

IAD11:09 pmWashington, D.C. Dulles Intl

Jun 3

IAD11:07 amWashington, D.C. Dulles Intl

6h 14m

1 stop

MSY4:21 pmNew Orleans Louis Armstrong

$204

Frontier

Jun 10

MSY5:21 pmNew Orleans Louis Armstrong

4h 56m

1 stop

IAD11:17 pmWashington, D.C. Dulles Intl

Jun 15

IAD7:30 amWashington, D.C. Dulles Intl

9h 56m

1 stop

MSY4:26 pmNew Orleans Louis Armstrong

$209

Frontier

Jul 8

MSY5:20 pmNew Orleans Louis Armstrong

4h 53m

1 stop

IAD11:13 pmWashington, D.C. Dulles Intl

Jul 13

IAD1:36 pmWashington, D.C. Dulles Intl

23h 23m

1 stop

MSY11:59 amNew Orleans Louis Armstrong

$210

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

Our best Delta deals on Louisiana to Washington, D.C. Dulles Intl Airport flight tickets

Delta

Jun 17

MSY7:28 amNew Orleans Louis Armstrong

5h 34m

1 stop

IAD2:02 pmWashington, D.C. Dulles Intl

Jun 23

IAD10:16 amWashington, D.C. Dulles Intl

4h 47m

1 stop

MSY2:03 pmNew Orleans Louis Armstrong

$257

Delta

May 28

MSY3:36 pmNew Orleans Louis Armstrong

4h 48m

1 stop

IAD9:24 pmWashington, D.C. Dulles Intl

Jun 1

IAD6:08 amWashington, D.C. Dulles Intl

4h 25m

1 stop

MSY9:33 amNew Orleans Louis Armstrong

$305

Delta

Jun 10

SHV6:00 amShreveport

4h 39m

1 stop

IAD11:39 amWashington, D.C. Dulles Intl

Jun 17

IAD6:00 amWashington, D.C. Dulles Intl

4h 48m

1 stop

SHV9:48 amShreveport

$307

momondo Fare Finder

Use the filters below to find and compare flights from Louisiana to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Mon 6/1

5:21 pm-11:09 pm

1 stop4h 48m

Washington, D.C. Dulles Intl

Wed 6/3

11:07 am-4:21 pm

1 stop6h 14m

$204

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 6/10

5:21 pm-11:17 pm

1 stop4h 56m

Washington, D.C. Dulles Intl

Mon 6/15

7:30 am-4:26 pm

1 stop9h 56m

$209

New OrleansWashington, D.C.

MSY - IAD

MSYIAD

New Orleans Louis Armstrong

Wed 7/8

5:20 pm-11:13 pm

1 stop4h 53m

Washington, D.C. Dulles Intl

Mon 7/13

1:36 pm-11:59 am

1 stop23h 23m

$210

Quickest round-trip

ShreveportWashington, D.C.

SHV - IAD

SHVIAD

Shreveport

Wed 6/10

6:00 am-11:39 am

1 stop4h 39m

Washington, D.C. Dulles Intl

Wed 6/17

6:00 am-9:48 am

1 stop4h 48m

$307

AlexandriaWashington, D.C.

AEX - IAD

AEXIAD

Alexandria

Fri 6/12

5:09 pm-12:44 am

1 stop6h 35m

Washington, D.C. Dulles Intl

Mon 6/15

6:00 am-11:02 am

1 stop6h 02m

$308

ShreveportWashington, D.C.

SHV - IAD

SHVIAD

Shreveport

Thu 7/2

6:23 pm-12:10 am

1 stop4h 47m

Washington, D.C. Dulles Intl

Sat 7/4

6:13 am-11:03 am

1 stop5h 50m

$318

ShreveportWashington, D.C.

SHV - IAD

SHVIAD

Shreveport

Thu 7/2

6:23 pm-12:10 am

1 stop4h 47m

Washington, D.C. Dulles Intl

Sat 7/4

6:13 am-11:03 am

1 stop5h 50m

$328

ShreveportWashington, D.C.

SHV - IAD

SHVIAD

Shreveport

Fri 6/12

3:30 pm-8:04 pm

1 stop27h 34m

Washington, D.C. Dulles Intl

Fri 6/19

8:57 pm-7:18 am

2 stops35h 21m

$345

Lake CharlesWashington, D.C.

LCH - IAD

LCHIAD

Lake Charles

Fri 5/29

6:13 pm-12:31 am

1 stop5h 18m

Washington, D.C. Dulles Intl

Tue 6/2

2:53 pm-9:34 pm

1 stop7h 41m

$362

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Wed 5/27

4:06 pm-12:31 am

1 stop7h 25m

Washington, D.C. Dulles Intl

Sat 5/30

6:30 am-11:16 am

1 stop5h 46m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisiana 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

Prices

Airlines

Other information

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

In general, May is the cheapest month to fly from Louisiana 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 $128. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $131.

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

Our data shows that Thursday 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 $690. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Louisiana to Washington, D.C. Dulles Intl Airport for around $970.

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 Louisiana in the morning is the least expensive time of day to depart. momondo users have found prices as low as $786 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $936 on average. Flights to Washington, D.C. Dulles Intl Airport from Louisiana in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Louisiana to Washington, D.C. Dulles Intl flight route?

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

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Louisiana 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 $375 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 Louisiana for as low as $270 on momondo.

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

You could potentially save up to 44% on your flight if you consider stops on a Louisiana to Washington, D.C. Dulles Intl Airport flight.

Cheap Louisiana to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found	$223
Fastest flight time	2h 25m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Louisiana in the past 72 hours is $223. The best round-trip flight deal from Louisiana to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $473.

The fastest flight from Louisiana to Washington, D.C. Dulles Intl Airport takes 2h 25m

Direct flights go from Louisiana to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

Frequently asked questions about flying from Louisiana to Washington, D.C. Dulles Intl Airport

When did momondo last update prices for flights from Louisiana to Washington, D.C. Dulles Intl Airport?
Prices for flights from Louisiana to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from Louisiana to Washington, D.C. Dulles Intl Airport?
There are 2 operators available for flights from Louisiana to Washington, D.C. Dulles Intl Airport as of May 2026.
How old do you have to be to fly from Louisiana to Washington, D.C. Dulles Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisiana to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Louisiana to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Louisiana and Washington, D.C. Dulles Intl Airport, the leading plane model is Boeing 737-900, making up 25.19% of the total bookings. Other popular models include Boeing 737 MAX 8 with 15.58%, Airbus A319 with 12.73%, and Canadair (Bombardier) Regional Jet 700 with 8.83%.

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

Compare and see reviews for airlines that fly from Louisiana to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 9,717 reviews		Search United Airlines flights
Delta	PriceFrom $258	Free Cancellation	Rating 7.9 8,452 reviews		Search Delta flights

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Waldorf

Woodbridge

Laurel

Gaithersburg

Colonial Beach

Fredericksburg

Silver Spring

Towson

Rockville

Manassas

Sterling

Linthicum Heights

Tysons

Bethesda

Springfield

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisiana to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Washington, D.C. from Louisiana on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Louisiana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Louisiana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Louisiana to Washington, D.C. from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Washington, D.C. departing on 6/15. 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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Frontier flights from Louisiana to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Louisiana to Washington, D.C. Dulles Intl Airport flight tickets

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

Our best Delta deals on Louisiana to Washington, D.C. Dulles Intl Airport flight tickets

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Use the filters below to find and compare flights from Louisiana to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

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

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

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

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

What is the cheapest Louisiana to Washington, D.C. Dulles Intl flight route?

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

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

What is the cheapest airline that flies from Louisiana to Washington, D.C. Dulles Intl?

How many flights depart from Louisiana to Washington, D.C. Dulles Intl Airport on average per day?

How many flights depart from Louisiana to Washington, D.C. Dulles Intl Airport on average per week?

How long does it take to fly to Washington, D.C. Dulles Intl Airport?

Cheap Louisiana to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Louisiana to Washington, D.C. Dulles Intl Airport

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

Compare and see reviews for airlines that fly from Louisiana to Washington, D.C. Dulles Intl Airport with momondo

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