Cheap Flights to Fairfax County | Popular Routes to Fairfax County from HK$1,174

View HK$1,174 flight on Fri, 22 May 2026Opens in a new window

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Cheap round-trip flights to Fairfax County

Prices were available within the past 7 days and start at HK$1,174 for one-way flights and HK$2,018 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 16 Mar - Thu, 19 Mar
YTZ
Toronto
DCA
Washington
HK$2,018 Return, found 1 day ago
HK$2,018
Return
found 1 day ago
Select Air Canada flight, departing Mon, 16 Mar from Toronto to Washington, returning Thu, 19 Mar, priced at HK$2,018 found 1 day ago
Porter Airlines
Fri, 13 Mar - Tue, 17 Mar
YTZ
Toronto
IAD
Washington
HK$2,043 Return, found 1 day ago
HK$2,043
Return
found 1 day ago
Select Porter Airlines flight, departing Fri, 13 Mar from Toronto to Washington, returning Tue, 17 Mar, priced at HK$2,043 found 1 day ago
Air Canada
Fri, 6 Mar - Mon, 9 Mar
YKF
Kitchener
DCA
Washington
HK$2,061 Return, found 16 hours ago
HK$2,061
Return
found 16 hours ago
Select Air Canada flight, departing Fri, 6 Mar from Kitchener to Washington, returning Mon, 9 Mar, priced at HK$2,061 found 16 hours ago
Air Canada
Fri, 6 Mar - Mon, 9 Mar
YKF
Kitchener
IAD
Washington
HK$2,061 Return, found 16 hours ago
HK$2,061
Return
found 16 hours ago
Select Air Canada flight, departing Fri, 6 Mar from Kitchener to Washington, returning Mon, 9 Mar, priced at HK$2,061 found 16 hours ago
United
Wed, 5 Aug - Sat, 8 Aug
YTZ
Toronto
IAD
Washington
HK$2,528 Return, found 6 days ago
HK$2,528
Return
found 6 days ago
Select United flight, departing Wed, 5 Aug from Toronto to Washington, returning Sat, 8 Aug, priced at HK$2,528 found 6 days ago
China Airlines
Thu, 17 Sept - Sat, 3 Oct
HKG
Hong Kong SAR
IAD
Washington
HK$7,039 Return, found 6 days ago
HK$7,039
Return
found 6 days ago
Select China Airlines flight, departing Thu, 17 Sept from Hong Kong SAR to Washington, returning Sat, 3 Oct, priced at HK$7,039 found 6 days ago
China Airlines
Tue, 27 Jan - Sat, 31 Jan
HKG
Hong Kong SAR
DCA
Washington
HK$7,339 Return, found 3 days ago
HK$7,339
Return
found 3 days ago
Select China Airlines flight, departing Tue, 27 Jan from Hong Kong SAR to Washington, returning Sat, 31 Jan, priced at HK$7,339 found 3 days ago
Air China
Fri, 13 Mar - Fri, 3 Apr
HKG
Hong Kong SAR
IAD
Washington
HK$7,469 Return, found 4 hours ago
HK$7,469
Return
found 4 hours ago
Select Air China flight, departing Fri, 13 Mar from Hong Kong SAR to Washington, returning Fri, 3 Apr, priced at HK$7,469 found 4 hours ago
Qatar Airways
Thu, 19 Feb - Wed, 4 Mar
HKG
Hong Kong SAR
IAD
Washington
HK$7,585 Return, found 6 days ago
HK$7,585
Return
found 6 days ago
Select Qatar Airways flight, departing Thu, 19 Feb from Hong Kong SAR to Washington, returning Wed, 4 Mar, priced at HK$7,585 found 6 days ago
China Airlines
Sun, 15 Mar - Thu, 19 Mar
HKG
Hong Kong SAR
BWI
Baltimore
HK$7,809 Return, found 4 days ago
HK$7,809
Return
found 4 days ago
Select China Airlines flight, departing Sun, 15 Mar from Hong Kong SAR to Baltimore, returning Thu, 19 Mar, priced at HK$7,809 found 4 days ago

About Fairfax County

Expedia offers flights to Fairfax County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Fairfax 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 Fairfax County that have flexible change policies?
When it comes to flying these days, flexibility is a must. That's why we've added a "No change fee" filter to help you locate flexible, affordable fares to Fairfax County. It's on the left of your screen right underneath the "Flexible change policies" subheading.
Which airlines fly to Fairfax County?
Score a seat with any of the following airlines and get set to say yes to new adventures in Fairfax County:

  • American Airlines - 7,501 flights to or near Fairfax 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 Fairfax 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 Fairfax 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 Fairfax County?
To get your hands on a great deal to Fairfax County, book well in advance. Also consider using Expedia's handy "flexible dates" feature at the top of your search results. This will list the cheapest prices for similar time frames. In the last seven days, HK$2,018 was the best price for a flight to Fairfax County.
How much is a flight to Fairfax County?
If you were flying one way from Toronto (YTZ), you could've nabbed a low-cost fare for just HK$1,174 in the last seven days. Round-trip journeys to Fairfax County ranged from only HK$2,018 to HK$7,809 over the same period.
What are the most popular airports to fly into in Fairfax County?
Pack your suitcase and coast into one of these major Fairfax 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 Fairfax County?
If you'd prefer to spend your vacation savings exploring Fairfax County rather than on your flight there, jet off earlier in the week. The cheapest day to travel is usually Tuesday, followed by Monday. With many folks traveling on weekends, Saturday tends to have the most expensive ticket prices.
How much is a plane ticket to Fairfax County?
In the last seven days, flights to Fairfax County varied between HK$2,018 and HK$7,809. Prices depend on the departure time, seating class, airline and how early the fare is booked.
What is the best time to go to Fairfax County?
Alexandria, Fairfax County's top city, is a lovely place to explore at anytime. Not a big fan of chilly weather? Then head here from June 20 onward during the summer months, when average temperatures fluctuate from 21ºC to 32ºC. March, April and May is when Alexandria is really lively.
What months are the cheapest to book a flight to Fairfax County?
February is the ideal month to bag bargain flights to Fairfax County. Keep in mind that the priciest time to make a purchase in the States isn't the middle of summer, but in December.

Trending flights to Fairfax 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
Thu, 17 Sept - Sat, 3 Oct
HKG
Hong Kong SAR
IAD
Washington
HK$7,039 Return, found 6 days ago
HK$7,039
Return
found 6 days ago
Select China Airlines flight, departing Thu, 17 Sept from Hong Kong SAR to Washington, returning Sat, 3 Oct, priced at HK$7,039 found 6 days ago
*Available to Expedia members.