Cheap flights to Fairfax County

View €271 flight on Tue, 24 Feb 2026Opens in a new window

Popular airlines to Fairfax 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 Fairfax County

Prices were available within the past 7 days and start at €271 for one-way flights and €374 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Mon, 4 May - Mon, 11 May
DUB
Dublin
DCA
Washington
€374 Return, found 2 hours ago
€374
Return
found 2 hours ago
Select JetBlue Airways flight, departing Mon, 4 May from Dublin to Washington, returning Mon, 11 May, priced at €374 found 2 hours ago
Icelandair
Tue, 24 Feb - Tue, 3 Mar
DUB
Dublin
IAD
Washington
€385 Return, found 1 day ago
€385
Return
found 1 day ago
Select Icelandair flight, departing Tue, 24 Feb from Dublin to Washington, returning Tue, 3 Mar, priced at €385 found 1 day ago
Scandinavian Airlines
Thu, 14 May - Mon, 18 May
DUB
Dublin
IAD
Washington
€387 Return, found 4 days ago
€387
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Thu, 14 May from Dublin to Washington, returning Mon, 18 May, priced at €387 found 4 days ago
Icelandair
Sat, 17 Jan - Sun, 18 Jan
DUB
Dublin
BWI
Baltimore
€389 Return, found 1 day ago
€389
Return
found 1 day ago
Select Icelandair flight, departing Sat, 17 Jan from Dublin to Baltimore, returning Sun, 18 Jan, priced at €389 found 1 day ago
American Airlines
Wed, 6 May - Sat, 16 May
OTP
Bucharest
IAD
Washington
€394 Return, found 18 hours ago
€394
Return
found 18 hours ago
Select American Airlines flight, departing Wed, 6 May from Bucharest to Washington, returning Sat, 16 May, priced at €394 found 18 hours ago
British Airways
Thu, 5 Feb - Wed, 18 Feb
OTP
Bucharest
BWI
Baltimore
€397 Return, found 1 day ago
€397
Return
found 1 day ago
Select British Airways flight, departing Thu, 5 Feb from Bucharest to Baltimore, returning Wed, 18 Feb, priced at €397 found 1 day ago
American Airlines
Wed, 13 May - Sat, 23 May
OTP
Bucharest
DCA
Washington
€399 Return, found 2 days ago
€399
Return
found 2 days ago
Select American Airlines flight, departing Wed, 13 May from Bucharest to Washington, returning Sat, 23 May, priced at €399 found 2 days ago
TAP Portugal
Thu, 15 Jan - Wed, 21 Jan
DUB
Dublin
IAD
Washington
€401 Return, found 1 hour ago
€401
Return
found 1 hour ago
Select TAP Portugal flight, departing Thu, 15 Jan from Dublin to Washington, returning Wed, 21 Jan, priced at €401 found 1 hour ago
KLM
Tue, 24 Feb - Tue, 3 Mar
DUB
Dublin
IAD
Washington
€426 Return, found 1 day ago
€426
Return
found 1 day ago
Select KLM flight, departing Tue, 24 Feb from Dublin to Washington, returning Tue, 3 Mar, priced at €426 found 1 day ago
Air France
Tue, 24 Feb - Tue, 3 Mar
DUB
Dublin
IAD
Washington
€429 Return, found 1 day ago
€429
Return
found 1 day ago
Select Air France flight, departing Tue, 24 Feb from Dublin to Washington, returning Tue, 3 Mar, priced at €429 found 1 day 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, €374 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 Bucharest (OTP), you could've nabbed a low-cost fare for just €271 in the last seven days. Round-trip journeys to Fairfax County ranged from only €374 to €429 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.

How much is a plane ticket to Fairfax County?
In the last seven days, flights to Fairfax County varied between €374 and €429. 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.

JetBlue Airways
Mon, 4 May - Mon, 11 May
DUB
Dublin
DCA
Washington
€374 Return, found 2 hours ago
€374
Return
found 2 hours ago
Select JetBlue Airways flight, departing Mon, 4 May from Dublin to Washington, returning Mon, 11 May, priced at €374 found 2 hours ago
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