Cheap Flights to Loudoun County from ₩796,900

View ₩796,900 flight on Tue, Feb 17, 2026Opens in a new window

Popular airlines to Loudoun County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • British Airways

    British Airways

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How much is the cheapest flight to Loudoun County?

Prices were available within the past 7 days and start at ₩796,900 for one-way flights and ₩691,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 24 - Sat, Apr 11
ICN
Seoul
DCA
Washington
₩691,000 Roundtrip, found 3 days ago
₩691,000
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 24 from Seoul to Washington, returning Sat, Apr 11, priced at ₩691,000 found 3 days ago
American Airlines
Sun, Feb 22 - Sat, Feb 28
ICN
Seoul
IAD
Washington
₩691,400 Roundtrip, found 4 days ago
₩691,400
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Feb 22 from Seoul to Washington, returning Sat, Feb 28, priced at ₩691,400 found 4 days ago
United
Mon, Dec 22 - Sat, Jan 3
ICN
Seoul
IAD
Washington
₩752,600 Roundtrip, found 3 days ago
₩752,600
Roundtrip
found 3 days ago
Select United flight, departing Mon, Dec 22 from Seoul to Washington, returning Sat, Jan 3, priced at ₩752,600 found 3 days ago
Hawaiian Airlines
Thu, Jan 29 - Fri, Feb 13
ICN
Seoul
IAD
Washington
₩846,100 Roundtrip, found 3 days ago
₩846,100
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Jan 29 from Seoul to Washington, returning Fri, Feb 13, priced at ₩846,100 found 3 days ago
Alaska Airlines
Wed, Apr 8 - Wed, Apr 29
ICN
Seoul
IAD
Washington
₩846,100 Roundtrip, found 3 days ago
₩846,100
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Apr 8 from Seoul to Washington, returning Wed, Apr 29, priced at ₩846,100 found 3 days ago
Virgin Atlantic
Thu, Jan 22 - Wed, Jan 28
LHR
London
IAD
Washington
₩947,600 Roundtrip, found 21 hours ago
₩947,600
Roundtrip
found 21 hours ago
Select Virgin Atlantic flight, departing Thu, Jan 22 from London to Washington, returning Wed, Jan 28, priced at ₩947,600 found 21 hours ago
Delta
Thu, Jan 22 - Wed, Jan 28
LHR
London
DCA
Washington
₩956,300 Roundtrip, found 1 day ago
₩956,300
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jan 22 from London to Washington, returning Wed, Jan 28, priced at ₩956,300 found 1 day ago
Delta
Thu, Jan 22 - Wed, Jan 28
LHR
London
IAD
Washington
₩986,136 Roundtrip, found 21 hours ago
₩986,136
Roundtrip
found 21 hours ago
Select Delta flight, departing Thu, Jan 22 from London to Washington, returning Wed, Jan 28, priced at ₩986,136 found 21 hours ago
Air Canada
Fri, Dec 26 - Tue, Jan 13
ICN
Seoul
IAD
Washington
₩1,119,900 Roundtrip, found 10 hours ago
₩1,119,900
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Fri, Dec 26 from Seoul to Washington, returning Tue, Jan 13, priced at ₩1,119,900 found 10 hours ago
Air Premia
Mon, Apr 27 - Mon, Apr 27
ICN
Seoul
IAD
Washington
₩1,418,500 Roundtrip, found 3 days ago
₩1,418,500
Roundtrip
found 3 days ago
Select Air Premia flight, departing Mon, Apr 27 from Seoul to Washington, returning Mon, Apr 27, priced at ₩1,418,500 found 3 days ago

About Loudoun County

Expedia offers flights to Loudoun County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Loudoun 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 Loudoun County that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to offer you the most flexible fares around. Just tick the "No change fee" box right under the filter heading "Flexible change policies" to find your perfect flight to Loudoun County.
Which airlines fly to Loudoun County?
With a good range of airlines flying to destinations in or near Loudoun County, exploring this region is easy. Jet off with one of these quality carriers:

  • American Airlines - 7,501 flights to or near Loudoun County each month, including 7,284 flights to Ronald Reagan Washington National Airport (DCA) and 216 flights to Washington Dulles Intl. Airport (IAD) per month.
  • United Airlines - 5,939 flights to or near Loudoun County each month, including 5,146 flights to Washington Dulles Intl. Airport (IAD) and 793 flights to Ronald Reagan Washington National Airport (DCA) per month.
  • Delta Air Lines - 2,036 flights to or near Loudoun County each month, including 1,516 flights to Ronald Reagan Washington National Airport (DCA) and 520 flights to Washington Dulles Intl. Airport (IAD) per month.

How can I find cheap tickets to Loudoun County?
One of the best ways to find cheap tickets to Loudoun County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Loudoun County in the last seven days was ₩691,000. Booking well ahead of time will usually help you walk away with an even bigger bargain.
How much is a flight to Loudoun County?
In the last seven days, return tickets to Loudoun County sold for as little as ₩691,000 and reached a maximum cost of ₩1,418,500. For one-way trips leaving London (LHR), the cheapest seat during this same period was just ₩796,900.
What are the most popular airports to fly into in Loudoun County?
Pack your bags and glide into one of these top Loudoun County airports:

  • Ronald Reagan Washington National Airport (DCA) - 11,555 flights per month.
  • Washington Dulles Intl. Airport (IAD) - 6,533 flights per month.

When is the cheapest time to fly to Loudoun County?
If you're not fixed on your travel dates to Loudoun County, depart earlier in the week. The most economical day to take off is normally Tuesday, followed closely by Monday. Saturday is typically the costliest day, with lots of vacationers preferring to fly on weekends.
How much is a plane ticket to Loudoun County?
Seats ranged from just ₩691,000 to ₩1,418,500 in the last seven days. When you're ready to book, we're here to help you land an amazing deal to Loudoun County.
What months are the cheapest to book a flight to Loudoun County?
February is the best month to book a seat for your Loudoun County getaway. Airfares are at a premium throughout December, so avoid this time if you can.

Trending flights to Loudoun 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, Dec 24 - Sat, Apr 11
ICN
Seoul
DCA
Washington
₩691,000 Roundtrip, found 3 days ago
₩691,000
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 24 from Seoul to Washington, returning Sat, Apr 11, priced at ₩691,000 found 3 days ago
*Available to Expedia members.