When did momondo last update prices for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

As of June 2026, there is 1 operator available to choose from for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from Lafayette Regional Airport 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 Lafayette Regional 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.

$319 Cheap Flights from Lafayette to Washington, D.C. Dulles Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 2:12 pm

LFT

IAD

7h 12m

1 stop

6:00 am - 10:41 am

IAD

LFT

5h 41m

1 stop

$319Delta

Mon, Sep 28 - Sat, Oct 3

10:49 am - 6:27 pm

LFT

IAD

6h 38m

1 stop

6:09 am - 1:41 pm

IAD

LFT

8h 32m

1 stop

$339American Airlines

Sat, Aug 22 - Sun, Aug 30

5:03 pm - 12:41 am

LFT

IAD

6h 38m

1 stop

8:27 am - 2:34 pm

IAD

LFT

7h 07m

1 stop

$344Delta

Thu, Jul 9 - Tue, Jul 14

1:53 pm - 10:52 pm

LFT

IAD

7h 59m

1 stop

7:31 pm - 11:57 pm

IAD

LFT

5h 26m

1 stop

$367American Airlines

Mon, Jul 20 - Sat, Jul 25

6:00 am - 11:37 am

LFT

IAD

4h 37m

1 stop

10:21 am - 4:23 pm

IAD

LFT

7h 02m

1 stop

$369Delta

Thu, Jul 9 - Mon, Jul 13

5:20 am - 11:28 am

LFT

IAD

5h 08m

1 stop

12:57 pm - 5:47 pm

IAD

LFT

5h 50m

1 stop

$399United Airlines

Sun, Aug 23 - Fri, Sep 4

5:03 pm - 12:41 am

LFT

IAD

6h 38m

1 stop

6:00 am - 10:52 am

IAD

LFT

5h 52m

1 stop

$404Delta

Wed, Jul 8 - Sun, Jul 12

3:29 pm - 9:03 pm

LFT

IAD

4h 34m

1 stop

6:00 am - 10:52 am

IAD

LFT

5h 52m

1 stop

$417Delta

Mon, Jul 20 - Sat, Jul 25

2:11 pm - 10:52 pm

LFT

IAD

7h 41m

1 stop

5:34 pm - 9:10 pm

IAD

LFT

4h 36m

1 stop

$420American Airlines

Thu, Aug 20 - Mon, Aug 24

10:49 am - 10:55 pm

LFT

IAD

11h 06m

2 stops

6:25 pm - 10:02 pm

IAD

LFT

4h 37m

1 stop

$422American Airlines

Sat, Aug 22 - Sun, Aug 30

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Our best United Airlines deals on Lafayette to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Aug 23

LFT5:20 amLafayette Regional

5h 08m

1 stop

IAD11:28 amWashington, D.C. Dulles Intl

Sep 4

IAD12:57 pmWashington, D.C. Dulles Intl

5h 50m

1 stop

LFT5:47 pmLafayette Regional

$399

United Airlines

Aug 22

LFT12:03 pmLafayette Regional

5h 56m

1 stop

IAD6:59 pmWashington, D.C. Dulles Intl

Aug 25

IAD12:57 pmWashington, D.C. Dulles Intl

7h 35m

1 stop

LFT7:32 pmLafayette Regional

$457

United Airlines

Jul 8

LFT4:09 pmLafayette Regional

7h 22m

1 stop

IAD12:31 amWashington, D.C. Dulles Intl

Jul 12

IAD6:30 amWashington, D.C. Dulles Intl

5h 46m

1 stop

LFT11:16 amLafayette Regional

$470

American Airlines flights from Lafayette to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Lafayette to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines

Aug 22

LFT10:49 amLafayette Regional

6h 38m

1 stop

IAD6:27 pmWashington, D.C. Dulles Intl

Aug 30

IAD6:09 amWashington, D.C. Dulles Intl

8h 32m

1 stop

LFT1:41 pmLafayette Regional

$339

American Airlines

Jul 20

LFT1:53 pmLafayette Regional

7h 59m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

Jul 25

IAD7:31 pmWashington, D.C. Dulles Intl

5h 26m

1 stop

LFT11:57 pmLafayette Regional

$367

American Airlines

Aug 20

LFT2:11 pmLafayette Regional

7h 41m

1 stop

IAD10:52 pmWashington, D.C. Dulles Intl

Aug 24

IAD5:34 pmWashington, D.C. Dulles Intl

4h 36m

1 stop

LFT9:10 pmLafayette Regional

$420

momondo Fare Finder

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

Mon 9/28

6:00 am-2:12 pm

1 stop7h 12m

Washington, D.C. Dulles Intl

Sat 10/3

6:00 am-10:41 am

1 stop5h 41m

$319

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Sat 8/22

10:49 am-6:27 pm

1 stop6h 38m

Washington, D.C. Dulles Intl

Sun 8/30

6:09 am-1:41 pm

1 stop8h 32m

$339

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Thu 7/9

5:03 pm-12:41 am

1 stop6h 38m

Washington, D.C. Dulles Intl

Tue 7/14

8:27 am-2:34 pm

1 stop7h 07m

$344

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Mon 7/20

1:53 pm-10:52 pm

1 stop7h 59m

Washington, D.C. Dulles Intl

Sat 7/25

7:31 pm-11:57 pm

1 stop5h 26m

$367

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Thu 7/9

6:00 am-11:37 am

1 stop4h 37m

Washington, D.C. Dulles Intl

Mon 7/13

10:21 am-4:23 pm

1 stop7h 02m

$369

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Sun 8/23

5:20 am-11:28 am

1 stop5h 08m

Washington, D.C. Dulles Intl

Fri 9/4

12:57 pm-5:47 pm

1 stop5h 50m

$399

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Wed 7/8

5:03 pm-12:41 am

1 stop6h 38m

Washington, D.C. Dulles Intl

Sun 7/12

6:00 am-10:52 am

1 stop5h 52m

$404

Quickest round-trip

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Mon 7/20

3:29 pm-9:03 pm

1 stop4h 34m

Washington, D.C. Dulles Intl

Sat 7/25

6:00 am-10:52 am

1 stop5h 52m

$417

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Thu 8/20

2:11 pm-10:52 pm

1 stop7h 41m

Washington, D.C. Dulles Intl

Mon 8/24

5:34 pm-9:10 pm

1 stop4h 36m

$420

LafayetteWashington, D.C.

LFT - IAD

LFTIAD

Lafayette Regional

Sat 8/22

10:49 am-10:55 pm

2 stops11h 06m

Washington, D.C. Dulles Intl

Sun 8/30

6:25 pm-10:02 pm

1 stop4h 37m

$422

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 Lafayette 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 cheapest airline that flies from Lafayette Regional to Washington, D.C. Dulles Intl?

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

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

Are you open to changing your travel dates? Check out the ideal times to fly from Lafayette 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 Lafayette to Washington, D.C. Dulles Intl Airport (LFT to IAD) flight deals and tips

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

Fastest flight time	4h 31m
Direct flights	None

The fastest flight from Lafayette to Washington, D.C. Dulles Intl Airport takes 4h 31m

There are no direct flights from Lafayette to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Lafayette to Washington, D.C. Dulles Intl Airport.

Search flight deals

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

How far is Lafayette Regional to Washington, D.C. Dulles Intl by plane?
Lafayette Regional and Washington, D.C. Dulles Intl are 1022.0 mi apart from one another. Flights usually cover this in 4h 31m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport were last updated today.
How many operators does momondo search for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport?
As of June 2026, there is 1 operator available to choose from for flights from Lafayette Regional Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Lafayette Regional Airport 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 Lafayette Regional 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 airline from Lafayette to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Lafayette to Washington, D.C. Dulles Intl Airport is Delta, representing 100% of all bookings.

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

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $258	Free Cancellation	Rating 7.8 8,432 reviews		Search Delta flights

Alexandria

National Harbor

Arlington

Gettysburg

Winchester

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Colonial Beach

Linthicum Heights

Rockville

Silver Spring

Towson

Manassas

Sterling

Tysons

Springfield

Fairfax

Why use momondo?

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

It is quick and easy to find Lafayette to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

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

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

Once you have performed a search for Lafayette to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Lafayette and alert you when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 7/25

Sat 8/1

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.

Popular cities

Other flights from Lafayette

Other flights to Washington, D.C.

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United States

Flights to Newark Airportfrom $87

Flights to New York John F Kennedy Intl Airportfrom $126

Flights to New York LaGuardia Airportfrom $70

Flights to Dallas/Fort Worth Airportfrom $96

Flights to Washington, D.C. Reagan-National Airportfrom $107

Flights to Chicago O'Hare Intl Airportfrom $99

Flights to Orlando Airportfrom $65

Flights to Chicago Midway Airport

Flights to Dallas Love Field Airport

Cheap flights from Lafayette to Washington, D.C. from $319

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Lafayette to Washington, D.C. departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

Our best United Airlines deals on Lafayette to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines flights from Lafayette to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Lafayette to Washington, D.C. Dulles Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Lafayette 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 Lafayette to Washington, D.C. Dulles Intl Airport

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

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

Cheap Lafayette to Washington, D.C. Dulles Intl Airport (LFT to IAD) flight deals and tips

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

Fastest flight time

Direct flights

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

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

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

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

Why use momondo?

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Lafayette flight routes

According to popular flight searches on momondo this year

Washington, D.C. Dulles Intl Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year