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Cheap Flights to Frederick County | Popular Routes to Frederick County from HK$4,152

View HK$4,152 flight on Sat, 3 Oct 2026Opens in a new window

Popular airlines to Frederick County

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  • Delta

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  • United

  • Alaska Airlines

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  • Southwest Airlines

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Cheap round-trip flights to Frederick County

Prices were available within the past 7 days and start at HK$4,152 for one-way flights and HK$7,479 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Tue, 1 Sept - Tue, 15 Sept
HKG
Hong Kong SAR
IAD
Washington
HK$7,479 Return, found 1 day ago
HK$7,479
Return
found 1 day ago
Select Air China flight, departing Tue, 1 Sept from Hong Kong SAR to Washington, returning Tue, 15 Sept, priced at HK$7,479 found 1 day ago
United
Wed, 2 Sept - Thu, 3 Sept
HKG
Hong Kong SAR
IAD
Washington
HK$7,795 Return, found 3 days ago
HK$7,795
Return
found 3 days ago
Select United flight, departing Wed, 2 Sept from Hong Kong SAR to Washington, returning Thu, 3 Sept, priced at HK$7,795 found 3 days ago
Delta
Tue, 20 Oct - Sun, 25 Oct
HKG
Hong Kong SAR
BWI
Baltimore
HK$7,820 Return, found 5 days ago
HK$7,820
Return
found 5 days ago
Select Delta flight, departing Tue, 20 Oct from Hong Kong SAR to Baltimore, returning Sun, 25 Oct, priced at HK$7,820 found 5 days ago
Korean Air
Wed, 2 Sept - Wed, 2 Sept
HKG
Hong Kong SAR
IAD
Washington
HK$7,841 Return, found 3 days ago
HK$7,841
Return
found 3 days ago
Select Korean Air flight, departing Wed, 2 Sept from Hong Kong SAR to Washington, returning Wed, 2 Sept, priced at HK$7,841 found 3 days ago
Qatar Airways
Thu, 10 Sept - Wed, 16 Sept
HKG
Hong Kong SAR
IAD
Washington
HK$8,277 Return, found 2 hours ago
HK$8,277
Return
found 2 hours ago
Select Qatar Airways flight, departing Thu, 10 Sept from Hong Kong SAR to Washington, returning Wed, 16 Sept, priced at HK$8,277 found 2 hours ago
STARLUX Airlines
Tue, 6 Oct - Sun, 11 Oct
HKG
Hong Kong SAR
IAD
Washington
HK$8,745 Return, found 1 hour ago
HK$8,745
Return
found 1 hour ago
Select STARLUX Airlines flight, departing Tue, 6 Oct from Hong Kong SAR to Washington, returning Sun, 11 Oct, priced at HK$8,745 found 1 hour ago
Air Premia
Tue, 3 Nov - Wed, 11 Nov
HKG
Hong Kong SAR
IAD
Washington
HK$8,944 Return, found 4 days ago
HK$8,944
Return
found 4 days ago
Select Air Premia flight, departing Tue, 3 Nov from Hong Kong SAR to Washington, returning Wed, 11 Nov, priced at HK$8,944 found 4 days ago
EVA Airways
Tue, 8 Sept - Tue, 22 Sept
HKG
Hong Kong SAR
IAD
Washington
HK$9,021 Return, found 10 hours ago
HK$9,021
Return
found 10 hours ago
Select EVA Airways flight, departing Tue, 8 Sept from Hong Kong SAR to Washington, returning Tue, 22 Sept, priced at HK$9,021 found 10 hours ago
Turkish Airlines
Tue, 14 Jul - Fri, 14 Aug
HKG
Hong Kong SAR
IAD
Washington
HK$9,053 Return, found 4 days ago
HK$9,053
Return
found 4 days ago
Select Turkish Airlines flight, departing Tue, 14 Jul from Hong Kong SAR to Washington, returning Fri, 14 Aug, priced at HK$9,053 found 4 days ago
Air Canada
Wed, 23 Sept - Thu, 25 Feb
HKG
Hong Kong SAR
IAD
Washington
HK$9,788 Return, found 3 days ago
HK$9,788
Return
found 3 days ago
Select Air Canada flight, departing Wed, 23 Sept from Hong Kong SAR to Washington, returning Thu, 25 Feb, priced at HK$9,788 found 3 days ago

Trending flights to Frederick County

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

Air China
Tue, 1 Sept - Tue, 15 Sept
HKG
Hong Kong SAR
IAD
Washington
HK$7,479 Return, found 1 day ago
HK$7,479
Return
found 1 day ago
Select Air China flight, departing Tue, 1 Sept from Hong Kong SAR to Washington, returning Tue, 15 Sept, priced at HK$7,479 found 1 day 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 HK$7,479.
How much is a flight to Frederick County?
One-way flights departing from Hong Kong SAR (HKG) sold for as little as HK$4,152 in the last seven days. During this time, the cost of a return air ticket to Frederick County ranged between HK$7,479 and HK$9,788. 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 HK$7,479 to HK$9,788.
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 18ºC to 29ºC. 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

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