Dulles Intl

$40+ Cheap flights from Kentucky 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IAD
Apr 9 — Apr 161
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Cheap flight deals from Kentucky to Dulles Intl

Keep the following information in mind while searching for Kentucky to Dulles Intl flight deals. Data was last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$159
(American Airlines)

One-way from

$40
(Booking.com)

Popular in

January

Cheapest in

August

Average price

$274

Good round-trip deal

$424 or less

Good one-way deal

$251 or less
Provider with most accurate pricing for Louisville Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Louisville Intl-Washington, D.C. (WAS) flights.
From Kentucky to Washington, D.C. Dulles Intl
One-way flight from Kentucky to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 1% potential increase in price ($2 potential increase over avg. RT price).
Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Kentucky to Washington, D.C. Dulles Intl.
Price to beat on a one-way flight from Kentucky to Washington, D.C. Dulles Intl.

Find flight deals from Kentucky to Dulles Intl

Cheapest flights from Kentucky to Dulles Intl
Explore the most affordable flight options available from Kentucky to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This American Airlines deal was found by Cheapflights users on 4/4. 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.
Thu 5/18:19 pmLEX - IAD
1 stop3h 37mAmerican Airlines
Mon 5/58:02 pmIAD - LEX
1 stop3h 56mAmerican Airlines
Deal found 4/4$159
This Mytrip deal was found by Cheapflights users on 4/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:45 pmBNA - IAD
1 stop24h 32mMultiple Airlines
Sat 5/249:50 pmIAD - BNA
Nonstop1h 49mMultiple Airlines
Deal found 4/4$179
This Frontier deal was found by Cheapflights users on 4/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:00 amCVG - IAD
1 stop12h 12mFrontier
Thu 4/175:52 pmIAD - CVG
1 stop7h 05mFrontier
Deal found 4/3$181
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 4/2610:21 amCVG - IAD
Nonstop1h 34mUnited Airlines
Sun 4/278:52 amIAD - CVG
Nonstop1h 37mUnited Airlines
Deal found 4/2$184
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 4/246:45 amSDF - IAD
1 stop4h 55mUnited Airlines
Sun 5/258:29 amIAD - SDF
Nonstop1h 47mUnited Airlines
Deal found 4/2$199
This Booking.com deal was found by Cheapflights users on 4/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/169:23 amBNA - IAD
1 stop24h 32mFrontier
Thu 5/85:26 pmIAD - BNA
1 stop16h 43mFrontier
Deal found 4/4$200
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Fri 5/238:30 amBNA - IAD
Nonstop1h 45mUnited Airlines
Sun 5/253:55 pmIAD - BNA
Nonstop1h 59mUnited Airlines
Deal found 4/3$204
This Delta deal was found by Cheapflights users on 4/3. 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 5/298:00 pmSDF - IAD
1 stop4h 28mDelta
Tue 6/36:00 amIAD - SDF
1 stop4h 08mDelta
Deal found 4/3$204
This eDestinos deal was found by Cheapflights users on 4/2. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:45 pmBNA - IAD
1 stop15h 38mSun Country Air
Sun 5/111:20 pmIAD - BNA
1 stop6h 30mSun Country Air
Deal found 4/2$228
This Mytrip deal was found by Cheapflights users on 4/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1411:50 amBNA - IAD
Nonstop1h 42mAllegiant Air
Sun 6/153:58 pmIAD - BNA
2 stops25h 03mAllegiant Air
Deal found 4/3$231
This Mytrip deal was found by Cheapflights users on 4/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2712:45 pmTYS - IAD
Nonstop1h 38mMultiple Airlines
Mon 6/3011:05 amIAD - TYS
2 stops29h 03mMultiple Airlines
Deal found 4/2$242
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Thu 4/177:00 amTYS - IAD
1 stop4h 44mUnited Airlines
Mon 4/215:10 pmIAD - TYS
1 stop5h 12mUnited Airlines
Deal found 4/4$244

Cheapflights Fare Finder

Customize your flight search to find flights from Kentucky 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 April 4, 2025.
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

Kentucky

Fly to

Dulles Intl

Route

Depart

Return

Price

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 5/1

8:19 pm-11:56 pm

1 stop3h 37m

Washington, D.C. Dulles Intl

Mon 5/5

8:02 pm-11:58 pm

1 stop3h 56m

$159

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Thu 5/22

6:45 pm-8:17 pm

1 stop24h 32m

Washington, D.C. Dulles Intl

Sat 5/24

9:50 pm-10:39 pm

Nonstop1h 49m

$179

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Tue 4/15

6:00 am-6:12 pm

1 stop12h 12m

Washington, D.C. Dulles Intl

Thu 4/17

5:52 pm-12:57 am

1 stop7h 05m

$181

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 4/26

10:21 am-11:55 am

Nonstop1h 34m

Washington, D.C. Dulles Intl

Sun 4/27

8:52 am-10:29 am

Nonstop1h 37m

$184

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Thu 4/24

6:45 am-11:40 am

1 stop4h 55m

Washington, D.C. Dulles Intl

Sun 5/25

8:29 am-10:16 am

Nonstop1h 47m

$199

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Wed 4/16

9:23 am-10:55 am

1 stop24h 32m

Washington, D.C. Dulles Intl

Thu 5/8

5:26 pm-9:09 am

1 stop16h 43m

$200

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Thu 5/29

8:00 pm-12:28 am

1 stop4h 28m

Washington, D.C. Dulles Intl

Tue 6/3

6:00 am-10:08 am

1 stop4h 08m

$204

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Fri 5/23

8:30 am-11:15 am

Nonstop1h 45m

Washington, D.C. Dulles Intl

Sun 5/25

3:55 pm-4:54 pm

Nonstop1h 59m

$204

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Thu 5/8

7:45 pm-12:23 pm

1 stop15h 38m

Washington, D.C. Dulles Intl

Sun 5/11

1:20 pm-6:50 pm

1 stop6h 30m

$228

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Sat 6/14

11:50 am-2:32 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Sun 6/15

3:58 pm-4:01 pm

2 stops25h 03m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Kentucky 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 Kentucky to Washington, D.C. Dulles Intl Airport

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

Currently, August is the cheapest month in which you can book a flight from Kentucky to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Kentucky to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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.

What is the cheapest time of day to fly from KY to IAD?

Find hourly flight availability from Kentucky to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to Washington, D.C. Dulles Intl Airport as you normally would.

Weekly flight availability from Kentucky to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Kentucky to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 4, 2025.

The most flights from USKY to IAD are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

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 April 4, 2025.
To help decide which airline to fly from Kentucky to Washington, D.C., see what other customers have to say about Delta, Avelo Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Avelo Airlines
7.5
Good
8.0
Very good

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Kentucky 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 are the cheapest airlines to fly from Kentucky to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $40 on Allegiant Air. Other airlines that offer cheap prices include Frontier from $80 and United Airlines from $90 one-way.

  • What are the most popular routes from Kentucky to Washington, D.C. Dulles Intl Airport?

  • What are the most reliable airlines from Kentucky to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Kentucky to Washington, D.C. Dulles Intl Airport are Copa Airlines (96%), Air Canada (95%) and Republic Airways (94%).

  • What are the cheapest flights from Kentucky to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $182. While the most popular route (Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl) can be booked for $184 on average our data indicates $1,619 when flying from Kentucky to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Kentucky to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Kentucky to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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 Kentucky?

Book flights to Kentucky if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Woodbridge
Gaithersburg
Linthicum Heights
Silver Spring
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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Alternative routes for Kentucky to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Kentucky to Dulles Intl

Discover the top 3 airlines that operate flights from Kentucky 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$177Average$303FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$291FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$635FlexibilityNo cancel feeOn-time71%

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