Cheap Flights to Prince William County | Popular Routes to Prince William County from HK$4,144

View HK$4,144 flight on Thu, 29 Jan 2026Opens in a new window

Popular airlines to Prince William County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • Spirit Airlines

    Spirit Airlines

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

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Cheap round-trip flights to Prince William County

Prices were available within the past 7 days and start at HK$4,144 for one-way flights and HK$4,401 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Brussels Airlines
Thu, 26 Feb - Thu, 5 Mar
LHR
London
IAD
Washington
HK$4,401 Return, found 1 day ago
HK$4,401
Return
found 1 day ago
Select Brussels Airlines flight, departing Thu, 26 Feb from London to Washington, returning Thu, 5 Mar, priced at HK$4,401 found 1 day ago
Lufthansa
Thu, 26 Feb - Thu, 5 Mar
LHR
London
IAD
Washington
HK$4,559 Return, found 1 day ago
HK$4,559
Return
found 1 day ago
Select Lufthansa flight, departing Thu, 26 Feb from London to Washington, returning Thu, 5 Mar, priced at HK$4,559 found 1 day ago
British Airways
Thu, 26 Feb - Thu, 5 Mar
LHR
London
IAD
Washington
HK$4,625 Return, found 1 day ago
HK$4,625
Return
found 1 day ago
Select British Airways flight, departing Thu, 26 Feb from London to Washington, returning Thu, 5 Mar, priced at HK$4,625 found 1 day ago
United
Mon, 9 Mar - Sun, 22 Mar
LHR
London
IAD
Washington
HK$4,632 Return, found 1 day ago
HK$4,632
Return
found 1 day ago
Select United flight, departing Mon, 9 Mar from London to Washington, returning Sun, 22 Mar, priced at HK$4,632 found 1 day ago
American Airlines
Mon, 9 Mar - Sun, 22 Mar
LHR
London
IAD
Washington
HK$4,632 Return, found 1 day ago
HK$4,632
Return
found 1 day ago
Select American Airlines flight, departing Mon, 9 Mar from London to Washington, returning Sun, 22 Mar, priced at HK$4,632 found 1 day ago
Air Canada
Thu, 15 Jan - Wed, 21 Jan
LHR
London
DCA
Washington
HK$4,663 Return, found 6 days ago
HK$4,663
Return
found 6 days ago
Select Air Canada flight, departing Thu, 15 Jan from London to Washington, returning Wed, 21 Jan, priced at HK$4,663 found 6 days ago
Virgin Atlantic
Tue, 24 Feb - Tue, 3 Mar
LHR
London
IAD
Washington
HK$4,682 Return, found 6 days ago
HK$4,682
Return
found 6 days ago
Select Virgin Atlantic flight, departing Tue, 24 Feb from London to Washington, returning Tue, 3 Mar, priced at HK$4,682 found 6 days ago
British Airways
Thu, 26 Feb - Thu, 5 Mar
LHR
London
IAD
Washington
HK$4,765 Return, found 1 day ago
HK$4,765
Return
found 1 day ago
Select British Airways flight, departing Thu, 26 Feb from London to Washington, returning Thu, 5 Mar, priced at HK$4,765 found 1 day ago
Austrian Airlines
Mon, 9 Mar - Sun, 22 Mar
LHR
London
IAD
Washington
HK$4,906 Return, found 1 day ago
HK$4,906
Return
found 1 day ago
Select Austrian Airlines flight, departing Mon, 9 Mar from London to Washington, returning Sun, 22 Mar, priced at HK$4,906 found 1 day ago
Delta
Mon, 9 Mar - Sun, 22 Mar
LHR
London
IAD
Washington
HK$4,910 Return, found 1 day ago
HK$4,910
Return
found 1 day ago
Select Delta flight, departing Mon, 9 Mar from London to Washington, returning Sun, 22 Mar, priced at HK$4,910 found 1 day ago

Trending flights to Prince William 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.

China Airlines
Mon, 9 Mar - Tue, 31 Mar
HKG
Hong Kong SAR
IAD
Washington
HK$7,039 Return, found 2 days ago
HK$7,039
Return
found 2 days ago
Select China Airlines flight, departing Mon, 9 Mar from Hong Kong SAR to Washington, returning Tue, 31 Mar, priced at HK$7,039 found 2 days ago

Frequently asked questions

How do I find cheap flights to Prince William County that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to deliver you the most flexible airfares in town. Just check the "No change fee" box right underneath the "Flexible change policies" subheading to find your perfect flight to Prince William County.
Which airlines fly to Prince William County?
Book a ticket with any of the following airlines and get set for new adventures in Prince William County:

  • American Airlines - 7,501 flights to or near Prince William 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 Prince William 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 Prince William 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 Prince William County?
You'll always pick up a fabulous deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred flight date, then click on the flexible dates link above to compare prices for nearby days. HK$4,401 was the best price for a flight to Prince William County in the last seven days.
How much is a flight to Prince William County?
There were plenty of cheap fares up for grabs in the last seven days, with the cost of a round-trip flight to Prince William County varying between HK$4,401 and HK$7,039. Many lucky travellers purchased one-way flights from Hong Kong SAR (HKG) for as little as HK$4,144.
What are the most popular airports to fly into in Prince William County?
Get ready to pack your bags and coast into one of these well-known Prince William 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 Prince William County?
If you're not fixed on your travel dates to Prince William County, try to leave early on in the week. The most affordable day to take off is usually Tuesday, followed by Monday. Saturday is typically the priciest day, with many people preferring to fly on weekends.
How much is a plane ticket to Prince William County?
Airfares ranged from just HK$4,401 to HK$7,039 in the last seven days. When you're ready to book, we're ready to help you land a fabulous deal to Prince William County.
What is the best time to go to Prince William County?
May, July and August are the most popular months to plan a getaway to Manassas, one of Prince William County's most interesting cities. Summertime here begins June 20. Temperatures vary from 18ºC to 32ºC at this time of year, so plan your trip around then if warmer weather is your preference.
What months are the cheapest to book a flight to Prince William County?
A great month to purchase budget flights to Prince William County is February. It's worth noting that in the U.S, an expensive time to book a ticket is the festive month of December.

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About Prince William County

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About Prince William County

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