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

Flight times from Kentucky to Washington, D.C. Dulles Intl Airport vary, but if you’re flying out of Louisville and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 1h 35m on average. Another popular route from Kentucky to Washington, D.C. Dulles Intl Airport is flying from Lexington to Washington, D.C. Dulles Intl Airport, which will take roughly 4h 19m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Washington, D.C. Dulles Intl Airport?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Kentucky according to our data. United Airlines is the first choice among our users, with 86% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

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

Allegiant Air, United Airlines, and Delta are the most popular carriers operating from Kentucky to Washington, D.C. Dulles Intl

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

As of March 2026, there are 4 operators available to choose from for flights from Kentucky to Washington, D.C. Dulles Intl Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky 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.

$30 Cheap Flights from Kentucky to Washington, D.C. Dulles Intl Airport in 2026

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

As of March 2026, there are 36 flights per day flying from Kentucky to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 9:00AM, with 60% of flights taking off at noon.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:36 pm - 5:56 pm

TRI

IAD

1h 20mnonstop

6:36 pm - 8:01 pm

IAD

TRI

1h 25mnonstop

$78Breeze Airways

Fri, Sep 18 - Mon, Sep 21

11:27 am - 1:11 pm

TYS

IAD

1h 44mnonstop

2:01 pm - 3:41 pm

IAD

TYS

1h 40mnonstop

$79Allegiant Air

Thu, May 7 - Sun, May 10

5:02 pm - 6:32 pm

TRI

IAD

25h 30m

1 stop

2:52 pm - 4:22 pm

IAD

TRI

1h 30mnonstop

$141Multiple Airlines

Fri, May 8 - Mon, May 11

1:15 pm - 7:27 am

TYS

IAD

18h 12m

1 stop

2:01 pm - 3:41 pm

IAD

TYS

1h 40mnonstop

$142Multiple Airlines

Fri, Apr 17 - Sun, Apr 19

7:46 pm - 9:54 am

CVG

IAD

14h 08m

1 stop

5:26 pm - 11:41 am

IAD

CVG

18h 15m

1 stop

$184Frontier

Fri, Apr 24 - Thu, May 7

8:40 pm - 8:12 am

CVG

IAD

11h 32m

1 stop

4:01 pm - 11:40 pm

IAD

CVG

7h 39m

1 stop

$185Frontier

Fri, May 22 - Tue, May 26

6:00 am - 7:33 am

CVG

IAD

1h 33mnonstop

10:15 pm - 11:59 pm

IAD

CVG

1h 44mnonstop

$191United Airlines

Sat, Apr 25 - Sat, May 2

2:30 pm - 4:10 pm

SDF

IAD

1h 40mnonstop

12:50 pm - 2:47 pm

IAD

SDF

1h 57mnonstop

$217United Airlines

Tue, Apr 21 - Tue, Apr 28

6:00 am - 11:46 am

SDF

IAD

5h 46m

1 stop

6:00 am - 10:26 am

IAD

SDF

4h 26m

1 stop

$243Delta

Thu, Apr 16 - Tue, Apr 21

7:56 pm - 12:42 am

LEX

IAD

4h 46m

1 stop

5:33 pm - 11:59 pm

IAD

LEX

6h 26m

1 stop

$319Delta

Thu, Apr 30 - Mon, May 11

Allegiant Air flights from Kentucky to Washington, D.C. Dulles Intl Airport

Our best Allegiant Air deals on Kentucky to Washington, D.C. Dulles Intl Airport flight tickets

Allegiant Air

May 7

TYS11:27 amKnoxville McGhee Tyson

1h 44m

IAD1:11 pmWashington, D.C. Dulles Intl

May 10

IAD2:01 pmWashington, D.C. Dulles Intl

1h 40m

TYS3:41 pmKnoxville McGhee Tyson

$79

Allegiant Air

Apr 30

TYS11:27 amKnoxville McGhee Tyson

1h 44m

IAD1:11 pmWashington, D.C. Dulles Intl

May 7

IAD2:01 pmWashington, D.C. Dulles Intl

1h 40m

TYS3:41 pmKnoxville McGhee Tyson

$83

Allegiant Air

May 3

TYS11:27 amKnoxville McGhee Tyson

1h 44m

IAD1:11 pmWashington, D.C. Dulles Intl

May 7

IAD2:01 pmWashington, D.C. Dulles Intl

1h 40m

TYS3:41 pmKnoxville McGhee Tyson

$84

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

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

Delta

Apr 29

TYS5:54 pmKnoxville McGhee Tyson

6h 48m

1 stop

IAD12:42 amWashington, D.C. Dulles Intl

May 6

IAD5:27 pmWashington, D.C. Dulles Intl

6h 27m

1 stop

TYS11:54 pmKnoxville McGhee Tyson

$211

Delta

May 29

TYS7:33 pmKnoxville McGhee Tyson

5h 18m

1 stop

IAD12:51 amWashington, D.C. Dulles Intl

Jun 1

IAD7:38 pmWashington, D.C. Dulles Intl

4h 18m

1 stop

TYS11:56 pmKnoxville McGhee Tyson

$224

Delta

Apr 16

SDF6:00 amLouisville Intl

5h 46m

1 stop

IAD11:46 amWashington, D.C. Dulles Intl

Apr 21

IAD6:00 amWashington, D.C. Dulles Intl

4h 26m

1 stop

SDF10:26 amLouisville Intl

$243

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Fri 9/18

4:36 pm-5:56 pm

Nonstop1h 20m

Washington, D.C. Dulles Intl

Mon 9/21

6:36 pm-8:01 pm

Nonstop1h 25m

$78

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Thu 5/7

11:27 am-1:11 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sun 5/10

2:01 pm-3:41 pm

Nonstop1h 40m

$79

BlountvilleWashington, D.C.

TRI - IAD

TRIIAD

Blountville Tri Cities TN/VA

Fri 5/8

5:02 pm-6:32 pm

1 stop25h 30m

Washington, D.C. Dulles Intl

Mon 5/11

2:52 pm-4:22 pm

Nonstop1h 30m

$141

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Fri 4/17

1:15 pm-7:27 am

1 stop18h 12m

Washington, D.C. Dulles Intl

Sun 4/19

2:01 pm-3:41 pm

Nonstop1h 40m

$142

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 4/24

7:46 pm-9:54 am

1 stop14h 08m

Washington, D.C. Dulles Intl

Thu 5/7

5:26 pm-11:41 am

1 stop18h 15m

$184

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 5/22

8:40 pm-8:12 am

1 stop11h 32m

Washington, D.C. Dulles Intl

Tue 5/26

4:01 pm-11:40 pm

1 stop7h 39m

$185

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 4/25

6:00 am-7:33 am

Nonstop1h 33m

Washington, D.C. Dulles Intl

Sat 5/2

10:15 pm-11:59 pm

Nonstop1h 44m

$191

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Tue 4/21

2:30 pm-4:10 pm

Nonstop1h 40m

Washington, D.C. Dulles Intl

Tue 4/28

12:50 pm-2:47 pm

Nonstop1h 57m

$217

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Thu 4/16

6:00 am-11:46 am

1 stop5h 46m

Washington, D.C. Dulles Intl

Tue 4/21

6:00 am-10:26 am

1 stop4h 26m

$243

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 4/30

7:56 pm-12:42 am

1 stop4h 46m

Washington, D.C. Dulles Intl

Mon 5/11

5:33 pm-11:59 pm

1 stop6h 26m

$319

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 Kentucky 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, July is the cheapest month to fly from Kentucky 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 $249. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of July, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $277.

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

Our data shows that Friday 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 $549. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Kentucky to Washington, D.C. Dulles Intl Airport for around $869.

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 Kentucky in the morning is the least expensive time of day to depart. momondo users have found prices as low as $462 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $985 on average. Flights to Washington, D.C. Dulles Intl Airport from Kentucky at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Louisville Intl to Washington, D.C. Dulles Intl for the best Kentucky - Washington, D.C. Dulles Intl flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Kentucky 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 $322 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 Kentucky for as low as $198 on momondo.

What cabin class options are available on Kentucky to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Kentucky to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 6% on your flight if you consider stops on a Kentucky to Washington, D.C. Dulles Intl Airport flight.

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

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

Best Price Found	$308
Fastest flight time	1h 25m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Kentucky in the past 72 hours is $308. The best round-trip flight deal from Kentucky to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $441.

The fastest flight from Kentucky to Washington, D.C. Dulles Intl Airport takes 1h 25m

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

Search flight deals

When did momondo last update prices for flights from Kentucky to Washington, D.C. Dulles Intl Airport?
Prices for flights from Kentucky to Washington, D.C. Dulles Intl Airport were last updated today.
How many operators does momondo search for flights from Kentucky to Washington, D.C. Dulles Intl Airport?
As of March 2026, there are 4 operators available to choose from for flights from Kentucky to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Kentucky to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky 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 plane model from Kentucky to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Kentucky to Washington, D.C. Dulles Intl Airport is Embraer 175 (Enhanced Winglets) (35.14% of total bookings). The next most popular plane models are Embraer 175 (13.42%), Canadair (Bombardier) Regional Jet 900 (11.50%), and Boeing 737 MAX 8 (10.54%).

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

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $159	Free Cancellation	Rating 7.9 8,364 reviews	Search Delta flights
American Airlines	PriceFrom $188	Free Cancellation	Rating 7.1 11,543 reviews	Search American Airlines flights
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 9,525 reviews	Search United Airlines flights

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Silver Spring

Fredericksburg

Rockville

Tysons

Manassas

Sterling

Linthicum Heights

Springfield

Bethesda

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kentucky to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between Kentucky and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Washington, D.C. from Kentucky are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Kentucky to Washington, D.C. from $30

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Washington, D.C. departing on 4/16. 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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Allegiant Air flights from Kentucky to Washington, D.C. Dulles Intl Airport

Our best Allegiant Air deals on Kentucky to Washington, D.C. Dulles Intl Airport flight tickets

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

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

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Use the filters below to find and compare flights from Kentucky 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 Kentucky 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 Kentucky to Washington, D.C. Dulles Intl flight route?

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

What cabin class options are available on Kentucky to Washington, D.C. Dulles Intl flights?

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

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

What airlines fly to Washington, D.C. Dulles Intl Airport?

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

How many flights depart from Kentucky 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 Kentucky to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found

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

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

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

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

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