Kentucky

$50+ Cheap flights from Dulles Intl (IAD) to Kentucky

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SDF
Feb 4 — Feb 111
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Cheap flight deals from Dulles Intl to Kentucky

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Kentucky (USKY). 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 January 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$188
(United Airlines)

One-way from

$54
(Frontier)

Popular in

December

Cheapest in

January

Average price

$259

Good round-trip deal

$259 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Louisville Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Louisville Intl flights.
From Washington, D.C. Dulles Intl to Kentucky
One-way flight from Washington, D.C. Dulles Intl to Kentucky
Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in January 2025
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Kentucky.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Kentucky.

Find flight deals from Dulles Intl to Kentucky

Cheapest flights from Dulles Intl to Kentucky
Explore the most affordable flight options available from Dulles Intl to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This United Airlines deal was found by Cheapflights users on 1/30. 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 3/412:35 pmIAD - CVG
Nonstop1h 43mUnited Airlines
Wed 3/510:25 amCVG - IAD
Nonstop1h 30mUnited Airlines
Deal found 1/30$188
This Frontier deal was found by Cheapflights users on 1/29. 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.
Sun 2/911:34 amIAD - CVG
1 stop5h 14mFrontier
Wed 2/199:58 amCVG - IAD
1 stop7h 15mFrontier
Deal found 1/29$190
This United Airlines deal was found by Cheapflights users on 1/30. 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 3/158:19 amIAD - SDF
Nonstop1h 53mUnited Airlines
Mon 3/176:00 amSDF - IAD
Nonstop1h 35mUnited Airlines
Deal found 1/30$194
This Delta deal was found by Cheapflights users on 1/30. 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 2/1512:30 pmIAD - SDF
1 stop5h 19mDelta
Tue 2/185:00 pmSDF - IAD
1 stop4h 05mDelta
Deal found 1/30$199
This United Airlines deal was found by Cheapflights users on 1/30. 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 3/81:00 pmIAD - BNA
Nonstop2h 10mUnited Airlines
Wed 3/126:40 pmBNA - IAD
Nonstop1h 44mUnited Airlines
Deal found 1/30$229
This Booking.com deal was found by Cheapflights users on 1/29. 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.
Sat 7/59:43 pmIAD - BNA
Nonstop1h 49mMultiple Airlines
Sat 7/127:40 pmBNA - IAD
1 stop15h 03mMultiple Airlines
Deal found 1/29$236
This Booking.com deal was found by Cheapflights users on 1/30. 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.
Thu 4/35:54 pmIAD - BNA
1 stop15h 08mFrontier
Mon 4/711:03 amBNA - IAD
1 stop19h 37mFrontier
Deal found 1/30$248
This Delta deal was found by Cheapflights users on 1/29. 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.
Mon 3/36:00 amIAD - TYS
1 stop6h 14mDelta
Wed 3/512:08 pmTYS - IAD
1 stop5h 28mDelta
Deal found 1/29$249
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 4/28:20 amIAD - TYS
Nonstop1h 45mUnited Airlines
Wed 4/910:50 amTYS - IAD
1 stop5h 40mUnited Airlines
Deal found 1/28$251
This KAYAK deal was found by Cheapflights users on 1/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/106:00 amIAD - CVG
1 stop3h 54mDelta
Thu 3/137:35 amCVG - IAD
1 stop5h 35mDelta
Deal found 1/30$253
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Mon 7/148:30 amIAD - TYS
1 stop12h 40mMultiple Airlines
Fri 7/181:12 pmTYS - IAD
1 stop4h 51mMultiple Airlines
Deal found 1/28$257
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/129:11 amIAD - BNA
1 stop4h 37mAmerican Airlines
Wed 2/198:24 amBNA - IAD
1 stop3h 54mAmerican Airlines
Deal found 1/30$269

Find flights from Dulles Intl to Kentucky within your budget

Customize your flight search to find flights from Dulles Intl to Kentucky 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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Cincinnati

IAD - CVG

IADCVG

Washington, D.C. Dulles Intl

Tue 3/4

12:35 pm-2:18 pm

Nonstop1h 43m

Cincinnati Cinci./N. Kentucky

Wed 3/5

10:25 am-11:55 am

Nonstop1h 30m

$188

Washington, D.C.Cincinnati

IAD - CVG

IADCVG

Washington, D.C. Dulles Intl

Sun 2/9

11:34 am-4:48 pm

1 stop5h 14m

Cincinnati Cinci./N. Kentucky

Wed 2/19

9:58 am-5:13 pm

1 stop7h 15m

$190

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 3/6

8:40 am-10:33 am

Nonstop1h 53m

Louisville Intl

Mon 3/17

6:00 am-7:35 am

Nonstop1h 35m

$194

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 2/15

12:30 pm-5:49 pm

1 stop5h 19m

Louisville Intl

Tue 2/18

5:00 pm-9:05 pm

1 stop4h 05m

$199

Washington, D.C.Nashville

IAD - BNA

IADBNA

Washington, D.C. Dulles Intl

Sat 3/8

1:00 pm-2:10 pm

Nonstop2h 10m

Nashville Intl

Mon 3/17

1:26 pm-4:10 pm

Nonstop1h 44m

$229

Washington, D.C.Nashville

IAD - BNA

IADBNA

Washington, D.C. Dulles Intl

Tue 4/8

5:54 pm-8:23 am

1 stop15h 29m

Nashville Intl

Fri 4/11

9:02 am-5:02 pm

1 stop7h 00m

$233

Washington, D.C.Nashville

IAD - BNA

IADBNA

Washington, D.C. Dulles Intl

Sat 7/5

9:43 pm-10:32 pm

Nonstop1h 49m

Nashville Intl

Sat 7/12

7:40 pm-11:43 am

1 stop15h 03m

$236

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Mon 3/3

6:00 am-12:14 pm

1 stop6h 14m

Knoxville McGhee Tyson

Wed 3/5

5:45 am-9:08 am

1 stop3h 23m

$249

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Wed 4/2

8:20 am-10:05 am

Nonstop1h 45m

Knoxville McGhee Tyson

Wed 4/9

10:50 am-4:30 pm

1 stop5h 40m

$251

Washington, D.C.Cincinnati

IAD - CVG

IADCVG

Washington, D.C. Dulles Intl

Mon 3/10

6:00 am-9:54 am

1 stop3h 54m

Cincinnati Cinci./N. Kentucky

Thu 3/13

7:35 am-1:10 pm

1 stop5h 35m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 57 results
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Best time to book a flight from Dulles Intl to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Dulles Intl 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.

Travel insights for flights from Dulles Intl to Kentucky

Get recent, data-driven insights about flights from Dulles Intl to Kentucky including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kentucky (average of $299). Flying from Washington, D.C. Dulles Intl Airport to Kentucky in April is currently the most expensive (average of $369). 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 IAD to KY?

Find hourly flight availability from Dulles Intl to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Kentucky, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Explore weekly flight availability from Dulles Intl to Kentucky. 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 January 30, 2025.

The most flights from IAD to USKY are scheduled on a Monday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Kentucky by month

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

In terms of precipitation, rainfall in Kentucky ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Kentucky when rainfall is around 3.1 in.

Temperature in Kentucky by month

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

If weather is an important factor for your trip to Kentucky, 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 78.8 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 Kentucky

Get insights into the airlines that provide service to Kentucky. 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 Kentucky. Reviews last updated January 30, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Qatar Airways from Washington, D.C. to Kentucky have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

8.0
Very good

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

    One-way options have recently been found by users for as low as $54 on Frontier. Other airlines that offer cheap prices include Allegiant Air from $83 and United Airlines from $90 one-way.

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

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

    Before booking your flight to Kentucky from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Lufthansa (87%), Copa Airlines (85%), Air Canada( 81%).

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

    On average you can expect to pay $365 for a flight from Washington, D.C. Dulles Intl Airport to Kentucky. The cheapest flight overall is $174 while the most popular route, (Washington, D.C. Dulles Intl - Nashville Intl) is currently priced at $106.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kentucky (average of $299). Flying from Washington, D.C. Dulles Intl Airport to Kentucky in April is currently the most expensive (average of $369). 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

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Alternative routes for Dulles Intl to Kentucky

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

Top 3 airlines flying from Dulles Intl to Kentucky

Discover the top 3 airlines that operate flights from Dulles Intl to Kentucky. 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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$188Average$332FlexibilityNo cancel feeOn-time69%
DeltaCheapest$199Average$290FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$310Average$453FlexibilityNo cancel feeOn-time71%
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