Cheap flights to Frederick County

View €317 flight on Mon, 23 Nov 2026Opens in a new window

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Popular airlines to Frederick County

  • Frontier Airlines

  • Delta

  • American Airlines

  • Southwest Airlines

  • United

  • Alaska Airlines

  • British Airways

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Cheap round-trip flights to Frederick County

Prices were available within the past 7 days and start at €317 for one-way flights and €482 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, 23 Nov - Sat, 28 Nov
DUB
Dublin
BWI
Baltimore
€482 Return, found 6 days ago
€482
Return
found 6 days ago
Select Icelandair flight, departing Mon, 23 Nov from Dublin to Baltimore, returning Sat, 28 Nov, priced at €482 found 6 days ago
Icelandair
Thu, 12 Nov - Mon, 16 Nov
DUB
Dublin
IAD
Washington
€484 Return, found 1 day ago
€484
Return
found 1 day ago
Select Icelandair flight, departing Thu, 12 Nov from Dublin to Washington, returning Mon, 16 Nov, priced at €484 found 1 day ago
British Airways
Thu, 4 Mar - Thu, 11 Mar
DUB
Dublin
BWI
Baltimore
€496 Return, found 6 days ago
€496
Return
found 6 days ago
Select British Airways flight, departing Thu, 4 Mar from Dublin to Baltimore, returning Thu, 11 Mar, priced at €496 found 6 days ago
Air France
Thu, 21 May - Mon, 25 May
DUB
Dublin
IAD
Washington
€507 Return, found 3 days ago
€507
Return
found 3 days ago
Select Air France flight, departing Thu, 21 May from Dublin to Washington, returning Mon, 25 May, priced at €507 found 3 days ago
Aer Lingus
Wed, 11 Nov - Wed, 18 Nov
DUB
Dublin
IAD
Washington
€508 Return, just found
€508
Return
just found
Select Aer Lingus flight, departing Wed, 11 Nov from Dublin to Washington, returning Wed, 18 Nov, priced at €508 just found
American Airlines
Fri, 20 Nov - Mon, 7 Dec
DUB
Dublin
IAD
Washington
€513 Return, found 11 hours ago
€513
Return
found 11 hours ago
Select American Airlines flight, departing Fri, 20 Nov from Dublin to Washington, returning Mon, 7 Dec, priced at €513 found 11 hours ago
KLM
Fri, 22 May - Tue, 26 May
DUB
Dublin
BWI
Baltimore
€517 Return, found 3 days ago
€517
Return
found 3 days ago
Select KLM flight, departing Fri, 22 May from Dublin to Baltimore, returning Tue, 26 May, priced at €517 found 3 days ago
Iberia
Thu, 12 Nov - Mon, 16 Nov
DUB
Dublin
IAD
Washington
€527 Return, found 1 day ago
€527
Return
found 1 day ago
Select Iberia flight, departing Thu, 12 Nov from Dublin to Washington, returning Mon, 16 Nov, priced at €527 found 1 day ago
Scandinavian Airlines
Fri, 13 Nov - Mon, 16 Nov
DUB
Dublin
IAD
Washington
€533 Return, found 1 day ago
€533
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Fri, 13 Nov from Dublin to Washington, returning Mon, 16 Nov, priced at €533 found 1 day ago
TAP Portugal
Mon, 23 Nov - Sat, 28 Nov
DUB
Dublin
IAD
Washington
€598 Return, found 6 days ago
€598
Return
found 6 days ago
Select TAP Portugal flight, departing Mon, 23 Nov from Dublin to Washington, returning Sat, 28 Nov, priced at €598 found 6 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.

Icelandair
Mon, 23 Nov - Sat, 28 Nov
DUB
Dublin
BWI
Baltimore
€482 Return, found 6 days ago
€482
Return
found 6 days ago
Select Icelandair flight, departing Mon, 23 Nov from Dublin to Baltimore, returning Sat, 28 Nov, priced at €482 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 €482.
How much is a flight to Frederick County?
One-way flights departing from Dublin (DUB) sold for as little as €317 in the last seven days. During this time, the cost of a return air ticket to Frederick County ranged between €482 and €598. 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.

How much is a plane ticket to Frederick County?
In the last seven days, tickets to Frederick County fluctuated from €482 to €598.
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

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About Frederick County

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