Cheap Flights to Washington County from ₩843,700

View ₩843,700 flight on Mon, Mar 9, 2026Opens in a new window

Popular airlines to Washington County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Spirit Airlines

  • Alaska Airlines

  • Air France

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Washington County?

Prices were available within the past 7 days and start at ₩843,700 for one-way flights and ₩1,407,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Feb 18 - Tue, Mar 3
ICN
Seoul
SDF
Louisville
₩1,407,500 Roundtrip, found 5 days ago
₩1,407,500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Feb 18 from Seoul to Louisville, returning Tue, Mar 3, priced at ₩1,407,500 found 5 days ago
American Airlines
Wed, Feb 18 - Tue, Mar 3
ICN
Seoul
SDF
Louisville
₩1,507,500 Roundtrip, found 5 days ago
₩1,507,500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Feb 18 from Seoul to Louisville, returning Tue, Mar 3, priced at ₩1,507,500 found 5 days ago
American Airlines
Mon, Mar 9 - Mon, Jun 8
ICN
Seoul
SDF
Louisville
₩1,758,700 Roundtrip, found 3 hours ago
₩1,758,700
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Mar 9 from Seoul to Louisville, returning Mon, Jun 8, priced at ₩1,758,700 found 3 hours ago
American Airlines
Mon, Mar 9 - Mon, Jun 8
ICN
Seoul
SDF
Louisville
₩1,766,800 Roundtrip, found 3 hours ago
₩1,766,800
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Mar 9 from Seoul to Louisville, returning Mon, Jun 8, priced at ₩1,766,800 found 3 hours ago
American Airlines
Mon, Mar 9 - Mon, Jun 8
ICN
Seoul
SDF
Louisville
₩1,857,200 Roundtrip, found 3 hours ago
₩1,857,200
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Mar 9 from Seoul to Louisville, returning Mon, Jun 8, priced at ₩1,857,200 found 3 hours ago
American Airlines
Wed, Feb 18 - Tue, Mar 3
ICN
Seoul
SDF
Louisville
₩1,895,300 Roundtrip, found 5 days ago
₩1,895,300
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Feb 18 from Seoul to Louisville, returning Tue, Mar 3, priced at ₩1,895,300 found 5 days ago
United
Thu, Apr 9 - Thu, Apr 16
ICN
Seoul
SDF
Louisville
₩2,072,000 Roundtrip, found 1 day ago
₩2,072,000
Roundtrip
found 1 day ago
Select United flight, departing Thu, Apr 9 from Seoul to Louisville, returning Thu, Apr 16, priced at ₩2,072,000 found 1 day ago
Air Canada
Tue, Jun 30 - Mon, Jul 13
ICN
Seoul
SDF
Louisville
₩2,088,600 Roundtrip, found 3 days ago
₩2,088,600
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jun 30 from Seoul to Louisville, returning Mon, Jul 13, priced at ₩2,088,600 found 3 days ago
Delta
Fri, Apr 17 - Tue, Apr 28
ICN
Seoul
SDF
Louisville
₩2,179,800 Roundtrip, found 4 days ago
₩2,179,800
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Apr 17 from Seoul to Louisville, returning Tue, Apr 28, priced at ₩2,179,800 found 4 days ago
Korean Air
Fri, Apr 17 - Tue, Apr 28
ICN
Seoul
SDF
Louisville
₩2,294,800 Roundtrip, found 4 days ago
₩2,294,800
Roundtrip
found 4 days ago
Select Korean Air flight, departing Fri, Apr 17 from Seoul to Louisville, returning Tue, Apr 28, priced at ₩2,294,800 found 4 days ago

About Washington County

Expedia offers flights to Washington County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Washington County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Washington County that have flexible change policies?
We understand that travel plans can change in a flash, so choosing a flexible airfare with Expedia is always a clever idea. Just tick the "No change fee" box directly under the "Flexible change policies" filter. Your well-priced and flexible flight to Washington County is only a few clicks away.
Which airlines fly to Washington County?
When you're ready to book your seat to or near Washington County, these airlines look forward to welcoming you on board:

  • American Airlines - 733 flights to or near Washington County each month, including 733 flights to Louisville Intl. Airport (SDF) per month.
  • United Airlines - 472 flights to or near Washington County each month, including 472 flights to Louisville Intl. Airport (SDF) per month.
  • Delta Air Lines - 450 flights to or near Washington County each month, including 450 flights to Louisville Intl. Airport (SDF) per month.

How can I find cheap tickets to Washington County?
For the best deal to Washington County, book well ahead of time. Also think about using Expedia's "flexible dates" feature at the top of your search results. This will show you prices for the days around your travel dates. In the last seven days, ₩1,407,500 was the best price for a flight to Washington County.
How much is a flight to Washington County?
If you were journeying one way from Seoul (ICN), you could've landed a cheap fare for just ₩843,700 in the last seven days. Round-trip flights to Washington County ranged from only ₩1,407,500 to ₩2,294,800 during this same period.
What are the most popular airports to fly into in Washington County?
The primary gateway to Washington County, around 2,155 flights land at Louisville Intl. Airport (SDF) every month. Keep an eye out for an amazing deal, book your ticket and get set to discover this renowned region.
When is the cheapest time to fly to Washington County?
Jet off early on in the week to nab the best airfare to Washington County. Tuesday is commonly the most cost-effective day to fly, followed by Monday. Saturday often has the costliest fares. This is because a lot of travelers like to kick off their break on a weekend.
How much is a plane ticket to Washington County?
In the last seven days, seats to Washington County varied between ₩1,407,500 and ₩2,294,800. Prices depend on a number of things, particularly the departure time, carrier, cabin class and how early the fare is booked.
What is the best time to go to Washington County?
March, April and June are popular months to explore New Pekin, one of Washington County's best cities. Summer here starts June 20. Temperatures range from 65ºF to 85ºF at this time of year, so plan your adventure around then if you're into warmer weather.
What months are the cheapest to book a flight to Washington County?
February is a cheap month to purchase a seat for your Washington County adventure. Fares cost the most over December, so keep clear of this time if possible.

Trending flights to Washington County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Feb 18 - Tue, Mar 3
ICN
Seoul
SDF
Louisville
₩1,407,500 Roundtrip, found 5 days ago
₩1,407,500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Feb 18 from Seoul to Louisville, returning Tue, Mar 3, priced at ₩1,407,500 found 5 days ago
*Available to Expedia members.