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Dulles Intl

$250+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — IAD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$259
(American Airlines)

One-way from

$250
(United Airlines)

Popular in

January

Cheapest in

February

Average price

$512
From Lafayette Regional to Washington, D.C. Dulles Intl
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One-way flight from Lafayette Regional to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 14% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 7/3010:41 amLFT - IAD
1 stop5h 57mAmerican Airlines
Sun 8/35:38 pmIAD - LFT
1 stop5h 22mAmerican Airlines
Deal found 6/11$259
This Delta deal was found by Cheapflights users on 6/12. 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 7/25:42 pmLFT - IAD
1 stop4h 32mDelta
Sat 7/56:00 amIAD - LFT
1 stop6h 04mDelta
Deal found 6/12$274
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 6/244:10 pmLFT - IAD
1 stop6h 48mUnited Airlines
Mon 9/2910:45 amIAD - LFT
1 stop5h 48mUnited Airlines
Deal found 6/10$296

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 June 12, 2025.
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

Lafayette

Fly to

Dulles Intl

Route

Depart

Return

Price

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Wed 7/30

10:41 am-5:38 pm

1 stop5h 57m

Washington, D.C. Dulles Intl

Sun 8/3

5:38 pm-10:00 pm

1 stop5h 22m

$259

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Wed 7/2

5:42 pm-11:14 pm

1 stop4h 32m

Washington, D.C. Dulles Intl

Sat 7/5

6:00 am-11:04 am

1 stop6h 04m

$274

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Tue 6/24

4:10 pm-11:58 pm

1 stop6h 48m

Washington, D.C. Dulles Intl

Mon 9/29

10:45 am-3:33 pm

1 stop5h 48m

$296

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Sat 9/6

5:17 am-9:25 pm

2 stops15h 08m

$250

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Fri 7/25

7:03 am-12:49 pm

1 stop4h 46m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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.

Cheapflights Insights

Everything you need to know about your flight from Lafayette to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Lafayette to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Lafayette to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Lafayette to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 12, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Lafayette to Washington, D.C.. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 2 airlines. Lafayette Regional is conveniently located just 2.3 mi from Lafayette’s city center.

  • What are the cheapest airlines flying from Lafayette to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at $259, American Airlines will fly you from Lafayette to Washington, D.C. Dulles Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $274 and $296, respectively. These flights start at 41% lower than the current average price 3 months from now.

  • 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.

  • What is the cheapest month to book a flight from Lafayette to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Lafayette to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Lafayette to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Lafayette?

Book flights to Lafayette if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Falls Church
Easton
Herndon
Towson
Sterling
Bowie
Rockville
Reston
National Harbor
Springfield
Manassas

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Alternative routes for Lafayette to Dulles Intl

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Top 2 airlines flying from Lafayette to Dulles Intl

Discover the top 2 airlines 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$198Average$333FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$287FlexibilityNo cancel feeOn-timeN/A

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