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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
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$76
(Bravofly)

One-way from

$40
(Mytrip)

Popular in

May

Cheapest in

July

Average price

$249

Good round-trip deal

$440 or less

Good one-way deal

$185 or less
From Kentucky to Washington, D.C. Dulles Intl
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One-way flight from Kentucky to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 5% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Kentucky to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Kentucky to Washington, D.C. Dulles Intl.
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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 June 12, 2025.

This Bravofly 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/108:20 amBNA - IAD
Nonstop1h 48mAllegiant Air
Sun 7/1311:58 amIAD - BNA
Nonstop1h 49mAllegiant Air
Deal found 6/10$76
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1812:45 pmTYS - IAD
Nonstop1h 38mAllegiant Air
Sun 7/209:05 pmIAD - TYS
1 stop16h 18mAllegiant Air
Deal found 6/11$148
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/178:20 pmBNA - IAD
1 stop15h 09mMultiple Airlines
Sun 7/2011:58 amIAD - BNA
Nonstop1h 49mMultiple Airlines
Deal found 6/10$161
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/18:30 amBNA - IAD
Nonstop1h 45mUnited Airlines
Wed 7/28:25 amIAD - BNA
Nonstop1h 55mUnited Airlines
Deal found 6/12$179
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.
Sat 7/196:47 pmCVG - IAD
1 stop4h 32mDelta
Sat 7/266:00 amIAD - CVG
1 stop3h 36mDelta
Deal found 6/12$179
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2211:33 amLEX - IAD
1 stop3h 46mAmerican Airlines
Tue 8/264:36 pmIAD - LEX
1 stop6h 24mAmerican Airlines
Deal found 6/10$179
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:25 pmCVG - IAD
Nonstop1h 35mUnited Airlines
Sat 8/235:17 pmIAD - CVG
Nonstop1h 40mUnited Airlines
Deal found 6/11$181
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:35 pmCVG - IAD
1 stop24h 58mFrontier
Wed 10/297:25 amIAD - CVG
1 stop10h 05mFrontier
Deal found 6/10$186
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/237:30 amCVG - IAD
1 stop25h 05mAllegiant Air
Thu 7/243:53 pmIAD - CVG
1 stop6h 14mAllegiant Air
Deal found 6/10$187
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.
Fri 8/87:35 pmTYS - IAD
Nonstop1h 35mUnited Airlines
Sun 8/1010:13 pmIAD - TYS
Nonstop1h 46mUnited Airlines
Deal found 6/10$189
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1012:20 pmSDF - IAD
Nonstop1h 42mUnited Airlines
Thu 7/178:40 amIAD - SDF
Nonstop1h 47mUnited Airlines
Deal found 6/12$189
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1512:45 pmTYS - IAD
Nonstop1h 38mMultiple Airlines
Sun 8/1711:04 amIAD - TYS
2 stops27h 40mMultiple Airlines
Deal found 6/10$191

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 June 12, 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

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Thu 7/10

8:20 am-11:08 am

Nonstop1h 48m

Washington, D.C. Dulles Intl

Sun 7/13

11:58 am-12:47 pm

Nonstop1h 49m

$76

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Fri 7/18

12:45 pm-2:23 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 7/20

9:05 pm-1:23 pm

1 stop16h 18m

$148

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Thu 7/17

8:20 pm-12:29 pm

1 stop15h 09m

Washington, D.C. Dulles Intl

Sun 7/20

11:58 am-12:47 pm

Nonstop1h 49m

$161

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Tue 7/1

8:30 am-11:15 am

Nonstop1h 45m

Washington, D.C. Dulles Intl

Wed 7/2

8:25 am-9:20 am

Nonstop1h 55m

$179

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 7/19

6:47 pm-11:19 pm

1 stop4h 32m

Washington, D.C. Dulles Intl

Sat 7/26

6:00 am-9:36 am

1 stop3h 36m

$179

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 8/22

11:33 am-3:19 pm

1 stop3h 46m

Washington, D.C. Dulles Intl

Tue 8/26

4:36 pm-11:00 pm

1 stop6h 24m

$179

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 8/22

7:25 pm-9:00 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sat 8/23

5:17 pm-6:57 pm

Nonstop1h 40m

$181

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 10/25

6:35 pm-7:33 pm

1 stop24h 58m

Washington, D.C. Dulles Intl

Wed 10/29

7:25 am-5:30 pm

1 stop10h 05m

$186

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 7/23

7:30 am-8:35 am

1 stop25h 05m

Washington, D.C. Dulles Intl

Thu 7/24

3:53 pm-10:07 pm

1 stop6h 14m

$187

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Fri 8/8

7:35 pm-9:10 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 8/10

10:13 pm-11:59 pm

Nonstop1h 46m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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 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.

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 June 12, 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 June 12, 2025.

The most flights from USKY to IAD are scheduled on a Monday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 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 June 12, 2025.
To help decide which airline to fly from Kentucky to Washington, D.C., see what other customers have to say about Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 United Airlines from $79 and Delta from $89 one-way.

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

    While some choose either Nashville Intl - Washington, D.C. Dulles Intl or Lexington Blue Grass - Washington, D.C. Dulles Intl, Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl is the most popular route 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 (95%), Republic Airways (92%) and Air Canada (92%).

  • 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 $125. While the most popular route (Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl) can be booked for $157 on average our data indicates $2,005 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 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 Kentucky?

Book flights to Kentucky 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 Kentucky to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Baltimore flights
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Boston to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Boston to Baltimore flights
San Francisco to Dulles Intl flights
Los Angeles to Baltimore flights
Dallas/Fort Worth to Dulles Intl flights
Atlanta to Dulles Intl flights
Seattle to Dulles Intl flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Boston to Dulles Intl flights
San Francisco to Reagan-National flights
Atlanta to Reagan-National flights
Hobby to Baltimore flights
San Francisco to Baltimore flights
Seattle to Baltimore flights
Seattle to Reagan-National flights
Denver to Baltimore flights
Atlanta to Baltimore flights
Hobby to Reagan-National flights
O'Hare Intl to Baltimore flights
Hobby to Dulles Intl flights
Orlando to Reagan-National flights
Orlando to Baltimore flights
Denver to Reagan-National flights
Ontario to Dulles Intl flights
Denver to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Tampa to Baltimore flights
George Bush Intcntl to Dulles Intl flights
Orlando to Dulles Intl flights
San Diego to Dulles Intl flights
Tampa to Dulles Intl flights
Minneapolis to Dulles Intl flights
Midway to Dulles Intl flights
Fort Lauderdale to Baltimore flights
George Bush Intcntl to Reagan-National flights
Detroit to Reagan-National flights
Fort Lauderdale to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Miami to Dulles Intl flights
Burbank to Baltimore flights
Miami to Reagan-National flights
Miami to Baltimore flights
Detroit to Baltimore flights
Minneapolis to Baltimore flights
Newark to Dulles Intl flights

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$191Average$300FlexibilityNo cancel feeOn-time69%
DeltaCheapest$208Average$308FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$318Average$651FlexibilityNo cancel feeOn-time71%

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