Frederick County Flights - Book Cheap Flights to Frederick County

View RM422 flight on Thu, 30 Apr 2026Opens in a new window

Popular airlines to Frederick County

  • Frontier Airlines

  • Delta

  • American Airlines

  • Spirit Airlines

  • Southwest Airlines

  • United

  • Alaska Airlines

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Cheap round-trip flights to Frederick County

Prices were available within the past 7 days and start at RM422 for one-way flights and RM807 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 30 Apr - Tue, 5 May
DTW
Detroit
BWI
Baltimore
RM807 Return, found 1 day ago
RM807
Return
found 1 day ago
Select Delta flight, departing Thu, 30 Apr from Detroit to Baltimore, returning Tue, 5 May, priced at RM807 found 1 day ago
Delta
Thu, 30 Apr - Tue, 5 May
DTW
Detroit
BWI
Baltimore
RM956 Return, found 1 day ago
RM956
Return
found 1 day ago
Select Delta flight, departing Thu, 30 Apr from Detroit to Baltimore, returning Tue, 5 May, priced at RM956 found 1 day ago
United
Thu, 30 Apr - Tue, 5 May
DTW
Detroit
BWI
Baltimore
RM964 Return, found 1 day ago
RM964
Return
found 1 day ago
Select United flight, departing Thu, 30 Apr from Detroit to Baltimore, returning Tue, 5 May, priced at RM964 found 1 day ago
Delta
Thu, 30 Apr - Tue, 5 May
DTW
Detroit
BWI
Baltimore
RM995 Return, found 1 day ago
RM995
Return
found 1 day ago
Select Delta flight, departing Thu, 30 Apr from Detroit to Baltimore, returning Tue, 5 May, priced at RM995 found 1 day ago
United
Thu, 30 Apr - Tue, 5 May
DTW
Detroit
BWI
Baltimore
RM1,120 Return, found 1 day ago
RM1,120
Return
found 1 day ago
Select United flight, departing Thu, 30 Apr from Detroit to Baltimore, returning Tue, 5 May, priced at RM1,120 found 1 day ago
American Airlines
Thu, 30 Apr - Tue, 5 May
DTW
Detroit
BWI
Baltimore
RM1,155 Return, found 1 day ago
RM1,155
Return
found 1 day ago
Select American Airlines flight, departing Thu, 30 Apr from Detroit to Baltimore, returning Tue, 5 May, priced at RM1,155 found 1 day ago
Delta
Thu, 16 Apr - Thu, 23 Apr
LHR
London
IAD
Washington
RM2,440 Return, found 5 days ago
RM2,440
Return
found 5 days ago
Select Delta flight, departing Thu, 16 Apr from London to Washington, returning Thu, 23 Apr, priced at RM2,440 found 5 days ago
Austrian Airlines
Thu, 16 Apr - Thu, 23 Apr
LHR
London
IAD
Washington
RM2,633 Return, found 5 days ago
RM2,633
Return
found 5 days ago
Select Austrian Airlines flight, departing Thu, 16 Apr from London to Washington, returning Thu, 23 Apr, priced at RM2,633 found 5 days ago
KLM
Thu, 16 Apr - Thu, 23 Apr
LHR
London
IAD
Washington
RM2,664 Return, found 5 days ago
RM2,664
Return
found 5 days ago
Select KLM flight, departing Thu, 16 Apr from London to Washington, returning Thu, 23 Apr, priced at RM2,664 found 5 days ago
Swiss International Air Lines
Thu, 16 Apr - Thu, 23 Apr
LHR
London
IAD
Washington
RM2,683 Return, found 5 days ago
RM2,683
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 16 Apr from London to Washington, returning Thu, 23 Apr, priced at RM2,683 found 5 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.

Turkish Airlines
Tue, 14 Apr - Mon, 27 Apr
KUL
Kuala Lumpur
IAD
Washington
RM4,043 Return, found 6 hours ago
RM4,043
Return
found 6 hours ago
Select Turkish Airlines flight, departing Tue, 14 Apr from Kuala Lumpur to Washington, returning Mon, 27 Apr, priced at RM4,043 found 6 hours 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 RM807.
How much is a flight to Frederick County?
One-way flights departing from Detroit (DTW) sold for as little as RM422 in the last seven days. During this time, the cost of a return air ticket to Frederick County ranged between RM807 and RM4,043. 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 RM807 to RM4,043.
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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