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Dulles Intl

$304+ Cheap flights from Lafayette (LFT) to Dulles Intl (IAD)

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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — IAD
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from Lafayette to Dulles Intl

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

This Delta deal was found by Cheapflights users on 5/14. 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.
Fri 8/286:05 am
LFT
-
IAD
1 stop6h 59m
Delta
Thu 9/36:00 am
IAD
-
LFT
1 stop5h 25m
Delta
Deal found 5/14$319
This Delta deal was found by Cheapflights users on 5/17. 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.
Fri 6/125:03 pm
LFT
-
IAD
1 stop6h 41m
Delta
Mon 6/155:51 pm
IAD
-
LFT
1 stop4h 54m
Delta
Deal found 5/17$349
This Delta deal was found by Cheapflights users on 5/13. 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 5/283:05 pm
LFT
-
IAD
1 stop5h 19m
Delta
Mon 6/15:33 pm
IAD
-
LFT
1 stop5h 14m
Delta
Deal found 5/13$351
This American Airlines deal was found by Cheapflights users on 5/18. 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 9/232:13 pm
LFT
-
IAD
1 stop7h 34m
American Airlines
Wed 9/308:55 am
IAD
-
LFT
2 stops11h 42m
American Airlines
Deal found 5/18$378
This Delta deal was found by Cheapflights users on 5/14. 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.
Mon 7/65:03 pm
LFT
-
IAD
1 stop6h 41m
Delta
Sun 7/128:27 am
IAD
-
LFT
1 stop7h 07m
Delta
Deal found 5/14$389
This American Airlines deal was found by Cheapflights users on 5/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/192:03 pm
LFT
-
IAD
1 stop8h 23m
American Airlines
Thu 5/286:18 am
IAD
-
LFT
1 stop8h 04m
American Airlines
Deal found 5/14$398
This United Airlines deal was found by Cheapflights users on 5/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:10 pm
LFT
-
IAD
1 stop5h 20m
United Airlines
Sat 10/36:05 am
IAD
-
LFT
1 stop8h 17m
United Airlines
Deal found 5/16$409
This Delta deal was found by Cheapflights users on 5/14. 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.
Sat 8/2211:43 am
LFT
-
IAD
1 stop7h 21m
Delta
Sun 8/306:00 am
IAD
-
LFT
1 stop6h 00m
Delta
Deal found 5/14$419
This American Airlines deal was found by Cheapflights users on 5/18. 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.
Mon 9/282:13 pm
LFT
-
IAD
1 stop7h 34m
American Airlines
Sat 10/38:55 am
IAD
-
LFT
2 stops9h 05m
American Airlines
Deal found 5/18$425
This Delta deal was found by Cheapflights users on 5/17. 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.
Tue 5/193:05 pm
LFT
-
IAD
1 stop5h 19m
Delta
Sat 5/2310:43 am
IAD
-
LFT
1 stop4h 40m
Delta
Deal found 5/17$427
This Delta deal was found by Cheapflights users on 5/15. 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 6/113:29 pm
LFT
-
IAD
1 stop4h 35m
Delta
Sun 6/146:00 am
IAD
-
LFT
1 stop5h 57m
Delta
Deal found 5/15$429

Find flight deals from Lafayette to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lafayette (LFT) to Dulles Intl (IAD). 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 May 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(Delta)

One-way from

$304
(Delta)

Popular in

October

Cheapest in

September

Average price

$380
Provider with most accurate pricing for Lafayette Regional-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lafayette Regional-Washington, D.C. Dulles Intl flights.
Search Deals
From Lafayette Regional to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Lafayette Regional to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Fri 8/28

6:05 am-2:04 pm

1 stop6h 59m

Washington, D.C. Dulles Intl

Thu 9/3

10:05 am-4:32 pm

1 stop7h 27m

$319

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Mon 9/28

5:15 pm-12:10 am

1 stop5h 55m

Washington, D.C. Dulles Intl

Sat 10/3

6:00 am-10:25 am

1 stop5h 25m

$319

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Fri 6/26

5:03 pm-12:44 am

1 stop6h 41m

Washington, D.C. Dulles Intl

Wed 7/1

6:00 am-10:57 am

1 stop5h 57m

$319
Quickest round-trip

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Wed 9/23

3:10 pm-9:18 pm

1 stop5h 08m

Washington, D.C. Dulles Intl

Wed 9/30

1:00 pm-4:32 pm

1 stop4h 32m

$319

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Sun 7/12

3:29 pm-9:03 pm

1 stop4h 34m

Washington, D.C. Dulles Intl

Sat 7/18

6:00 am-10:47 am

1 stop5h 47m

$349

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Fri 6/12

5:03 pm-12:44 am

1 stop6h 41m

Washington, D.C. Dulles Intl

Mon 6/15

5:51 pm-9:45 pm

1 stop4h 54m

$349
Cheapest one-way

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Thu 7/16

4:09 pm-12:31 am

1 stop7h 22m

$304

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Wed 8/26

10:49 am-6:27 pm

1 stop6h 38m

$304

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Mon 6/29

5:03 pm-12:44 am

1 stop6h 41m

$304

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Tue 6/16

5:03 pm-12:44 am

1 stop6h 41m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Lafayette to Dulles Intl

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

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated May 18, 2026.
See what other customers who have flown with Delta from Lafayette to Washington, D.C. Dulles Intl Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,447 reviews

Overall

7.9

Comfort

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,447 reviews
Delta
7.9
Good
8,447 reviews

Overall

7.9

Comfort

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

    Most people fly from Lafayette Regional (LFT) if they book a flight from Lafayette to Washington, D.C. Dulles Intl. On average, Lafayette Regional has 0 outbound flights to Washington, D.C. Dulles Intl per day from 1 airline. Lafayette Regional is conveniently located just 2.3 mi from Lafayette’s city center.

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

    There are many flights that can get you from Lafayette to Washington, D.C. Dulles Intl Airport in 6h 59m. Fly via Delta to get the fastest option. There are 1021 mi between Lafayette and Washington, D.C. Dulles Intl Airport.

  • What is the cheapest airline to fly from Lafayette to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at $258, Delta will fly you from Lafayette to Washington, D.C. Dulles Intl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lafayette to Dulles Intl 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Owings Mills
Springfield
Arlington
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Silver Spring
Hanover
Laurel
Woodbridge
Waldorf
Largo
Clinton
Hunt Valley
Cordova
Reston

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.

Top airline flying from Lafayette to Dulles Intl

Discover the top airline that operate flights from Lafayette to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$299FlexibilityNo cancel feeOn-timeN/A

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