HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baton Rouge

$355+ Cheap flights from Dulles Intl (IAD) to Baton Rouge (BTR)

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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BTR
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Baton Rouge with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Baton Rouge

Cheapest flights from Dulles Intl to Baton Rouge
Explore the most affordable flight options available from Dulles Intl to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This Delta deal was found by Cheapflights users on 6/16. 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.
Wed 7/86:00 am
IAD
-
BTR
1 stop4h 39m
Delta
Wed 7/157:06 pm
BTR
-
IAD
1 stop4h 35m
Delta
Deal found 6/16$357
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 8/128:28 am
IAD
-
BTR
1 stop5h 19m
Delta
Sat 8/151:27 pm
BTR
-
IAD
1 stop5h 38m
Delta
Deal found 6/17$369
This American Airlines deal was found by Cheapflights users on 6/17. 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 8/261:23 pm
IAD
-
BTR
1 stop4h 38m
American Airlines
Mon 8/315:26 pm
BTR
-
IAD
1 stop4h 29m
American Airlines
Deal found 6/17$372
This Delta deal was found by Cheapflights users on 6/14. 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.
Wed 7/155:46 pm
IAD
-
BTR
1 stop5h 10m
Delta
Wed 7/226:19 am
BTR
-
IAD
1 stop4h 18m
Delta
Deal found 6/14$381
This Delta deal was found by Cheapflights users on 6/15. 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.
Sat 8/152:54 pm
IAD
-
BTR
1 stop6h 52m
Delta
Mon 8/177:13 pm
BTR
-
IAD
1 stop4h 21m
Delta
Deal found 6/15$384
This American Airlines deal was found by Cheapflights users on 6/15. 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 7/86:14 am
IAD
-
BTR
1 stop5h 44m
American Airlines
Wed 7/156:28 pm
BTR
-
IAD
1 stop4h 42m
American Airlines
Deal found 6/15$415
This Delta deal was found by Cheapflights users on 6/15. 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.
Wed 7/2212:37 pm
IAD
-
BTR
1 stop6h 42m
Delta
Sun 7/267:04 pm
BTR
-
IAD
1 stop4h 37m
Delta
Deal found 6/15$417
This American Airlines deal was found by Cheapflights users on 6/17. 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 6/2412:00 pm
IAD
-
BTR
1 stop8h 06m
American Airlines
Sat 6/276:22 pm
BTR
-
IAD
1 stop4h 51m
American Airlines
Deal found 6/17$449
This Delta deal was found by Cheapflights users on 6/15. 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 7/236:00 am
IAD
-
BTR
1 stop4h 39m
Delta
Sun 7/267:04 pm
BTR
-
IAD
1 stop4h 37m
Delta
Deal found 6/15$453
This Delta deal was found by Cheapflights users on 6/16. 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.
Fri 7/36:00 pm
IAD
-
BTR
1 stop4h 55m
Delta
Mon 7/67:08 pm
BTR
-
IAD
1 stop4h 36m
Delta
Deal found 6/16$455
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 12/236:00 am
IAD
-
BTR
1 stop4h 41m
Delta
Sat 1/27:00 pm
BTR
-
IAD
1 stop4h 20m
Delta
Deal found 6/17$460

Find flight deals from Dulles Intl to Baton Rouge

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Baton Rouge (BTR). 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 June 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$357
(Delta)

One-way from

$355
(United Airlines)

Popular in

September

Cheapest in

August

Average price

$526
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Baton Rouge Ryan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Baton Rouge Ryan flights.
Search Deals
From Washington, D.C. Dulles Intl to Baton Rouge Ryan
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Baton Rouge Ryan
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Baton Rouge 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 June 18, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Baton Rouge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Wed 7/8

6:00 am-9:39 am

1 stop4h 39m

Baton Rouge Ryan

Wed 7/15

7:06 pm-12:41 am

1 stop4h 35m

$357

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Wed 7/15

5:46 pm-9:56 pm

1 stop5h 10m

Baton Rouge Ryan

Wed 7/22

6:19 am-11:37 am

1 stop4h 18m

$381

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Thu 7/23

6:00 am-9:39 am

1 stop4h 39m

Baton Rouge Ryan

Sun 7/26

7:04 pm-12:41 am

1 stop4h 37m

$453

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Thu 7/16

6:00 am-9:39 am

1 stop4h 39m

Baton Rouge Ryan

Sun 7/19

7:04 pm-12:41 am

1 stop4h 37m

$453

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Sat 8/22

6:30 am-11:13 am

1 stop5h 43m

Baton Rouge Ryan

Wed 8/26

4:10 pm-10:45 pm

1 stop5h 35m

$461

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Wed 8/26

8:31 am-3:30 pm

1 stop7h 59m

Baton Rouge Ryan

Mon 8/31

4:10 pm-7:19 am

2 stops14h 09m

$497

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Sat 8/8

12:50 pm-5:34 pm

1 stop5h 44m

Baton Rouge Ryan

Wed 8/12

4:10 pm-12:30 am

1 stop7h 20m

$504

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Wed 7/8

6:33 am-1:42 pm

2 stops8h 09m

Baton Rouge Ryan

Wed 7/15

11:29 am-12:10 am

2 stops11h 41m

$529

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Wed 7/15

10:28 pm-11:20 am

2 stops13h 52m

Baton Rouge Ryan

Wed 7/22

2:05 pm-10:43 pm

1 stop7h 38m

$559

Washington, D.C.Baton Rouge

IAD - BTR

IADBTR

Washington, D.C. Dulles Intl

Sat 8/15

6:30 am-11:13 am

1 stop5h 43m

Baton Rouge Ryan

Mon 8/17

6:14 pm-4:35 pm

2 stops21h 21m

$567

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Baton Rouge

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 Dulles Intl to Baton Rouge in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Washington, D.C. Dulles Intl Airport-Baton Rouge flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Baton Rouge flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Baton Rouge flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Baton Rouge 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 Washington, D.C. Dulles Intl Airport-Baton Rouge flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Baton Rouge

Have a flexible travel schedule? Discover the best time to fly to Baton Rouge from Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Baton Rouge. 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 into for flights to Baton Rouge from Washington, D.C. Dulles Intl?

    Baton Rouge Ryan (BTR) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Baton Rouge. You should not have trouble finding flights to Ryan from Washington, D.C. Dulles Intl; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Baton Rouge airport from Washington, D.C. Dulles Intl. It is only a 5.8 mi journey from Ryan (BTR) to Baton Rouge’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Baton Rouge?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Baton Rouge in 4h 39m. Fly via Delta or United Airlines to get the fastest option. Washington, D.C. Dulles Intl Airport and Baton Rouge are separated by a distance of 969 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Dulles Intl to Baton Rouge that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Baton Rouge flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Baton Rouge?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Baton Rouge.

  • Can I find deals for business class flights from Dulles Intl to Baton Rouge?

    Yes. Cheapflights offers flight deals from Dulles Intl to Baton Rouge by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Baton Rouge?

Book flights to Baton Rouge if you plan to visit one of these locations
McComb
Saint Francisville
Denham Springs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.