Flight to Frederick County

View S$686 flight on Thu, 17 Sept, 2026Opens in a new window

Popular airlines to Frederick County

  • Frontier Airlines

  • Delta

  • American Airlines

  • Southwest Airlines

  • United

  • Spirit Airlines

  • Alaska Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Frederick County

Prices were available within the past 7 days and start at S$686 for one-way flights and S$1,056 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Fri, 2 Oct - Tue, 13 Oct
SIN
Singapore
IAD
Washington
S$1,056 Return, found 4 hours ago
S$1,056
Return
found 4 hours ago
Select Air China flight, departing Fri, 2 Oct from Singapore to Washington, returning Tue, 13 Oct, priced at S$1,056 found 4 hours ago
Swiss International Air Lines
Wed, 10 Feb - Sat, 20 Feb
DXB
Dubai
IAD
Washington
S$1,107 Return, found 13 hours ago
S$1,107
Return
found 13 hours ago
Select Swiss International Air Lines flight, departing Wed, 10 Feb from Dubai to Washington, returning Sat, 20 Feb, priced at S$1,107 found 13 hours ago
Swiss International Air Lines
Wed, 10 Feb - Sat, 20 Feb
DXB
Dubai
IAD
Washington
S$1,122 Return, found 13 hours ago
S$1,122
Return
found 13 hours ago
Select Swiss International Air Lines flight, departing Wed, 10 Feb from Dubai to Washington, returning Sat, 20 Feb, priced at S$1,122 found 13 hours ago
United
Wed, 10 Feb - Sat, 20 Feb
DXB
Dubai
IAD
Washington
S$1,126 Return, found 13 hours ago
S$1,126
Return
found 13 hours ago
Select United flight, departing Wed, 10 Feb from Dubai to Washington, returning Sat, 20 Feb, priced at S$1,126 found 13 hours ago
Lufthansa
Wed, 10 Feb - Sat, 20 Feb
DXB
Dubai
IAD
Washington
S$1,147 Return, found 13 hours ago
S$1,147
Return
found 13 hours ago
Select Lufthansa flight, departing Wed, 10 Feb from Dubai to Washington, returning Sat, 20 Feb, priced at S$1,147 found 13 hours ago
Saudia
Tue, 5 May - Tue, 12 May
DXB
Dubai
IAD
Washington
S$1,152 Return, found 14 hours ago
S$1,152
Return
found 14 hours ago
Select Saudia flight, departing Tue, 5 May from Dubai to Washington, returning Tue, 12 May, priced at S$1,152 found 14 hours ago
Delta
Sat, 29 Aug - Mon, 14 Sept
DXB
Dubai
IAD
Washington
S$1,279 Return, found 14 hours ago
S$1,279
Return
found 14 hours ago
Select Delta flight, departing Sat, 29 Aug from Dubai to Washington, returning Mon, 14 Sept, priced at S$1,279 found 14 hours ago
Air France
Fri, 22 May - Wed, 3 Jun
DXB
Dubai
IAD
Washington
S$1,350 Return, found 14 hours ago
S$1,350
Return
found 14 hours ago
Select Air France flight, departing Fri, 22 May from Dubai to Washington, returning Wed, 3 Jun, priced at S$1,350 found 14 hours ago
KLM
Wed, 10 Feb - Sat, 20 Feb
DXB
Dubai
IAD
Washington
S$1,354 Return, found 13 hours ago
S$1,354
Return
found 13 hours ago
Select KLM flight, departing Wed, 10 Feb from Dubai to Washington, returning Sat, 20 Feb, priced at S$1,354 found 13 hours ago
British Airways
Wed, 10 Feb - Sat, 20 Feb
DXB
Dubai
IAD
Washington
S$1,387 Return, found 13 hours ago
S$1,387
Return
found 13 hours ago
Select British Airways flight, departing Wed, 10 Feb from Dubai to Washington, returning Sat, 20 Feb, priced at S$1,387 found 13 hours 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
Fri, 2 Oct - Tue, 13 Oct
SIN
Singapore
IAD
Washington
S$1,056 Return, found 4 hours ago
S$1,056
Return
found 4 hours ago
Select Air China flight, departing Fri, 2 Oct from Singapore to Washington, returning Tue, 13 Oct, priced at S$1,056 found 4 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$1,056.
How much is a flight to Frederick County?
One-way flights departing from Singapore (SIN) sold for as little as S$686 in the last seven days. During this time, the cost of a return air ticket to Frederick County ranged between S$1,056 and S$1,387. 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$1,056 to S$1,387.
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 China, China Airlines, EGYPTAIR, Air Canada, Air France, KLM, STARLUX Airlines, Oman Air, Delta, United, Swiss International Air Lines, Lufthansa, Saudia, British Airways
Roundtrip price
from S$1,056
Frederick County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.