Cheap Flights to Frederick County from ₩164,400

View ₩164,400 flight on Fri, May 15, 2026Opens in a new window

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Flight 2

Popular airlines to Frederick County

  • Frontier Airlines

  • Delta

  • American Airlines

  • Southwest Airlines

  • United

  • Spirit Airlines

  • Alaska Airlines

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How much is the cheapest flight to Frederick County?

Prices were available within the past 7 days and start at ₩164,400 for one-way flights and ₩468,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Jun 8 - Mon, Jul 6
SEA
Seattle
IAD
Washington
₩468,000 Roundtrip, found 3 days ago
₩468,000
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 8 from Seattle to Washington, returning Mon, Jul 6, priced at ₩468,000 found 3 days ago
Delta
Sat, Jun 6 - Tue, Jul 7
SEA
Seattle
IAD
Washington
₩521,100 Roundtrip, found 3 days ago
₩521,100
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jun 6 from Seattle to Washington, returning Tue, Jul 7, priced at ₩521,100 found 3 days ago
United
Mon, Jun 8 - Mon, Jul 6
SEA
Seattle
IAD
Washington
₩565,900 Roundtrip, found 3 days ago
₩565,900
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jun 8 from Seattle to Washington, returning Mon, Jul 6, priced at ₩565,900 found 3 days ago
Delta
Sat, Jun 6 - Tue, Jul 7
SEA
Seattle
IAD
Washington
₩573,700 Roundtrip, found 3 days ago
₩573,700
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jun 6 from Seattle to Washington, returning Tue, Jul 7, priced at ₩573,700 found 3 days ago
American Airlines
Wed, Aug 12 - Sat, Aug 15
SEA
Seattle
BWI
Baltimore
₩604,400 Roundtrip, found 1 day ago
₩604,400
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Aug 12 from Seattle to Baltimore, returning Sat, Aug 15, priced at ₩604,400 found 1 day ago
Alaska Airlines
Sat, Jun 6 - Tue, Jun 9
RNO
Reno
BWI
Baltimore
₩630,200 Roundtrip, found 1 day ago
₩630,200
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Jun 6 from Reno to Baltimore, returning Tue, Jun 9, priced at ₩630,200 found 1 day ago
United
Tue, Jun 2 - Tue, Jun 2
RNO
Reno
IAD
Washington
₩706,000 Roundtrip, found 1 day ago
₩706,000
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 2 from Reno to Washington, returning Tue, Jun 2, priced at ₩706,000 found 1 day ago
Hawaiian Airlines
Fri, Apr 17 - Tue, Apr 21
SEA
Seattle
IAD
Washington
₩848,200 Roundtrip, found 4 days ago
₩848,200
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Apr 17 from Seattle to Washington, returning Tue, Apr 21, priced at ₩848,200 found 4 days ago
American Airlines
Thu, Sep 24 - Mon, Sep 28
ICN
Seoul
BWI
Baltimore
₩910,500 Roundtrip, found 6 days ago
₩910,500
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Sep 24 from Seoul to Baltimore, returning Mon, Sep 28, priced at ₩910,500 found 6 days ago
American Airlines
Thu, Sep 17 - Sat, Sep 26
ICN
Seoul
IAD
Washington
₩960,500 Roundtrip, found 5 days ago
₩960,500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Sep 17 from Seoul to Washington, returning Sat, Sep 26, priced at ₩960,500 found 5 days ago

Trending flights to Frederick 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
Thu, Sep 24 - Mon, Sep 28
ICN
Seoul
BWI
Baltimore
₩910,500 Roundtrip, found 6 days ago
₩910,500
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Sep 24 from Seoul to Baltimore, returning Mon, Sep 28, priced at ₩910,500 found 6 days ago

Frequently asked questions

How do I find cheap flights to Frederick County that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to bring you the most flexible airfares around. Simply check the "No change fee" box directly beneath the filter heading "Flexible change policies" to find your dream flight to Frederick County.
Which airlines fly to Frederick County?
A good selection of airlines fly to destinations in or close to Frederick County. Your trip is just clicks away with these popular carriers:

  • American Airlines - 7,501 flights to or near Frederick 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 Frederick 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 Frederick 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 Frederick County?
Book ahead of time, fly with budget airlines, use miles or points — there are loads of ways! One more is to make the most of Expedia's "flexible dates" feature. Search for your Frederick County flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Frederick County was ₩468,000.
How much is a flight to Frederick County?
One-way flights departing from Seattle (SEA) sold for as little as ₩164,400 in the last seven days. During this time, the cost of a return air ticket to Frederick County ranged between ₩468,000 and ₩1,091,200. If you find a fantastic deal, book immediately — these prices don't stick around for long.
What are the most popular airports to fly into in Frederick County?
Choosing your airport comes down to factors including your budget and carrier. Here are your two options in Frederick County:

  • 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 Frederick County?
Jetting off on a Tuesday, followed by a Monday, is generally the best way to land the cheapest fare. Stay away from the weekends if possible, because Saturday is typically the most expensive day. Spend the money you saved having an awesome time in Frederick County instead!
How much is a plane ticket to Frederick County?
In the last seven days, tickets to Frederick County fluctuated from ₩468,000 to ₩1,091,200.
What is the best time to go to Frederick County?
Green Valley, Frederick County's top city, is a terrific destination to explore at anytime. Don't like chilly weather? Then head here from June 20 onward in summer, when average temperatures range from 65ºF to 85ºF. March, May and June is when Green Valley is at its busiest.
What months are the cheapest to book a flight to Frederick County?
February is a great month to land a bargain fare to Frederick County. Bear in mind that the costliest time to make a booking in the USA isn't during the peak of summer, but the festive month of December.

Book with confidence

About Frederick County

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About Frederick County

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