Flight to Frederick County

View S$185 flight on Mon, 8 Jun, 2026Opens in a new window

Popular airlines to Frederick County

  • Frontier Airlines

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • JetBlue Airways

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Cheap round-trip flights to Frederick County

Prices were available within the past 7 days and start at S$185 for one-way flights and S$409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 25 Jul - Sun, 26 Jul
YYZ
Toronto
IAD
Washington
S$409 Return, found 1 day ago
S$409
Return
found 1 day ago
Select Air Canada flight, departing Sat, 25 Jul from Toronto to Washington, returning Sun, 26 Jul, priced at S$409 found 1 day ago
Delta
Sat, 25 Jul - Sun, 26 Jul
YYZ
Toronto
IAD
Washington
S$416 Return, found 1 day ago
S$416
Return
found 1 day ago
Select Delta flight, departing Sat, 25 Jul from Toronto to Washington, returning Sun, 26 Jul, priced at S$416 found 1 day ago
United
Sat, 25 Jul - Sun, 26 Jul
YYZ
Toronto
IAD
Washington
S$449 Return, found 1 day ago
S$449
Return
found 1 day ago
Select United flight, departing Sat, 25 Jul from Toronto to Washington, returning Sun, 26 Jul, priced at S$449 found 1 day ago
Delta
Thu, 25 Jun - Sun, 28 Jun
YYZ
Toronto
BWI
Baltimore
S$732 Return, found 1 day ago
S$732
Return
found 1 day ago
Select Delta flight, departing Thu, 25 Jun from Toronto to Baltimore, returning Sun, 28 Jun, priced at S$732 found 1 day ago
Air China
Mon, 26 Oct - Tue, 3 Nov
SIN
Singapore
IAD
Washington
S$1,056 Return, found 22 hours ago
S$1,056
Return
found 22 hours ago
Select Air China flight, departing Mon, 26 Oct from Singapore to Washington, returning Tue, 3 Nov, priced at S$1,056 found 22 hours ago
American Airlines
Sat, 25 Jul - Sun, 26 Jul
YYZ
Toronto
IAD
Washington
S$1,109 Return, found 1 day ago
S$1,109
Return
found 1 day ago
Select American Airlines flight, departing Sat, 25 Jul from Toronto to Washington, returning Sun, 26 Jul, priced at S$1,109 found 1 day ago
United
Mon, 28 Sept - Mon, 5 Oct
ICN
Seoul
IAD
Washington
S$1,463 Return, found 6 days ago
S$1,463
Return
found 6 days ago
Select United flight, departing Mon, 28 Sept from Seoul to Washington, returning Mon, 5 Oct, priced at S$1,463 found 6 days ago
Japan Airlines
Mon, 26 Oct - Sun, 1 Nov
SIN
Singapore
BWI
Baltimore
S$1,504 Return, found 17 hours ago
S$1,504
Return
found 17 hours ago
Select Japan Airlines flight, departing Mon, 26 Oct from Singapore to Baltimore, returning Sun, 1 Nov, priced at S$1,504 found 17 hours ago
STARLUX Airlines
Mon, 26 Oct - Tue, 3 Nov
SIN
Singapore
IAD
Washington
S$1,619 Return, found 22 hours ago
S$1,619
Return
found 22 hours ago
Select STARLUX Airlines flight, departing Mon, 26 Oct from Singapore to Washington, returning Tue, 3 Nov, priced at S$1,619 found 22 hours ago
Turkish Airlines
Tue, 2 Feb - Thu, 11 Feb
ICN
Seoul
IAD
Washington
S$1,704 Return, found 1 day ago
S$1,704
Return
found 1 day ago
Select Turkish Airlines flight, departing Tue, 2 Feb from Seoul to Washington, returning Thu, 11 Feb, priced at S$1,704 found 1 day 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.

Air China
Mon, 26 Oct - Tue, 3 Nov
SIN
Singapore
IAD
Washington
S$1,056 Return, found 22 hours ago
S$1,056
Return
found 22 hours ago
Select Air China flight, departing Mon, 26 Oct from Singapore to Washington, returning Tue, 3 Nov, priced at S$1,056 found 22 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 S$409.
How much is a flight to Frederick County?
One-way flights departing from Toronto (YYZ) sold for as little as S$185 in the last seven days. During this time, the cost of a return air ticket to Frederick County ranged between S$409 and S$1,704. 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.

When is the cheapest time to fly to Frederick County?
Jetting off on a Tuesday, followed by a Monday, is generally the best way to land the cheapest fare. Stay away from the weekends if possible, because Saturday is typically the most expensive day. Spend the money you saved having an awesome time in Frederick County instead!
How much is a plane ticket to Frederick County?
In the last seven days, tickets to Frederick County fluctuated from S$409 to S$1,704.
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

Expedia offers flights to Frederick County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Frederick County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Travel information

Frederick County Flights Information

Airlines serving
Air Canada, Delta, United, American Airlines, Air China, China Airlines, STARLUX Airlines, WestJet, Japan Airlines, Turkish Airlines
Roundtrip price
from S$409
Frederick County Flights Information
*Available to Expedia members.