St. Mary's County Flights - Book Cheap Flights to St. Mary's County

Popular airlines to St. Mary's County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • JetBlue Airways

    JetBlue Airways

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Popular cities in St. Mary's County

FlightsFlights

California

California

Cheap round-trip flights to St. Mary's County

Prices were available within the past 7 days and start at RM274 for one-way flights and RM548 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 21 Sep - Mon, 6 Oct
JFK
New York
DCA
Washington
RM548 Return, found 20 hours ago
RM548
Return
found 20 hours ago
Select Delta flight, departing Sun, 21 Sep from New York to Washington, returning Mon, 6 Oct, priced at RM548 found 20 hours ago
American Airlines
Sun, 21 Sep - Mon, 6 Oct
JFK
New York
DCA
Washington
RM675 Return, found 20 hours ago
RM675
Return
found 20 hours ago
Select American Airlines flight, departing Sun, 21 Sep from New York to Washington, returning Mon, 6 Oct, priced at RM675 found 20 hours ago
United
Thu, 30 Oct - Wed, 5 Nov
YYC
Calgary
DCA
Washington
RM777 Return, found 1 day ago
RM777
Return
found 1 day ago
Select United flight, departing Thu, 30 Oct from Calgary to Washington, returning Wed, 5 Nov, priced at RM777 found 1 day ago
American Airlines
Sun, 21 Sep - Mon, 6 Oct
JFK
New York
DCA
Washington
RM801 Return, found 20 hours ago
RM801
Return
found 20 hours ago
Select American Airlines flight, departing Sun, 21 Sep from New York to Washington, returning Mon, 6 Oct, priced at RM801 found 20 hours ago
American Airlines
Thu, 30 Oct - Wed, 5 Nov
YYC
Calgary
DCA
Washington
RM878 Return, found 1 day ago
RM878
Return
found 1 day ago
Select American Airlines flight, departing Thu, 30 Oct from Calgary to Washington, returning Wed, 5 Nov, priced at RM878 found 1 day ago
Air Canada
Thu, 30 Oct - Wed, 5 Nov
YYC
Calgary
DCA
Washington
RM1,319 Return, found 1 day ago
RM1,319
Return
found 1 day ago
Select Air Canada flight, departing Thu, 30 Oct from Calgary to Washington, returning Wed, 5 Nov, priced at RM1,319 found 1 day ago
Delta
Sat, 30 Aug - Sat, 6 Sep
LAX
Los Angeles
DCA
Washington
RM1,449 Return, found 20 hours ago
RM1,449
Return
found 20 hours ago
Select Delta flight, departing Sat, 30 Aug from Los Angeles to Washington, returning Sat, 6 Sep, priced at RM1,449 found 20 hours ago
United
Fri, 29 Aug - Tue, 2 Sep
FCO
Rome
DCA
Washington
RM2,899 Return, found 1 day ago
RM2,899
Return
found 1 day ago
Select United flight, departing Fri, 29 Aug from Rome to Washington, returning Tue, 2 Sep, priced at RM2,899 found 1 day ago
KLM
Fri, 29 Aug - Tue, 2 Sep
FCO
Rome
DCA
Washington
RM3,349 Return, found 1 day ago
RM3,349
Return
found 1 day ago
Select KLM flight, departing Fri, 29 Aug from Rome to Washington, returning Tue, 2 Sep, priced at RM3,349 found 1 day ago
Finnair
Sat, 6 Sep - Sat, 13 Sep
FCO
Rome
DCA
Washington
RM3,760 Return, found 1 day ago
RM3,760
Return
found 1 day ago
Select Finnair flight, departing Sat, 6 Sep from Rome to Washington, returning Sat, 13 Sep, priced at RM3,760 found 1 day ago

About St. Mary's County

Expedia offers flights to St. Mary's County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St. Mary's 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 St. Marys County that have flexible change policies?
It's as easy as can be with Expedia. Firstly, type in your travel details and click the "Search" button. Step 2? Check the "No change fee" box below the "Flexible change policies" filter on the top left of your screen. Step 3. Reserve your cheap and flexible airfare to St. Marys County.
Which airlines fly to St. Marys County?
A variety of airlines fly to destinations in or near St. Marys County. Your next big adventure is a few clicks away with these popular carriers:

  • American Airlines - 7,501 flights to or near St. Marys 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 St. Marys 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 St. Marys 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 St. Marys County?
You'll always score an epic deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred flight date, then click on the flexible dates link above to see the cheapest prices for nearby days. RM548 was the lowest price for a flight to St. Marys County in the last seven days.
How much is a flight to St. Marys County?
If you were flying one way from New York (JFK), you could've picked up a low-cost fare for RM274 in the last seven days. Round-trip flights to St. Marys County ranged from RM548 to RM4,850 during this same period.
What are the most popular airports to fly into in St. Marys County?
Pack your suitcase and touch down at one of these leading St. Marys 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 St. Marys County?
In the last seven days, fares to St. Marys County fluctuated from RM548 to RM4,850.
What is the best time to go to St. Marys County?
A nice time to visit St. Marys County, along with the exciting city of California, is over the lively months of May, July and September. Summer here begins June 20, and you can expect temperatures of between 21ºC and 27ºC if you visit then. This warmer weather is perfect for wandering around this city's attractions.
What months are the cheapest to book a flight to St. Marys County?
To grab an awesome deal to St. Marys County, try to book sometime in February when airfares are at their lowest. When's the most expensive time? In the United States, it's the month of December.

Trending flights to St. Mary's 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.

United
Tue, 2 Sep - Mon, 29 Sep
KUL
Kuala Lumpur
DCA
Washington
RM4,850 Return, found 19 hours ago
RM4,850
Return
found 19 hours ago
Select United flight, departing Tue, 2 Sep from Kuala Lumpur to Washington, returning Mon, 29 Sep, priced at RM4,850 found 19 hours ago
*Available to Expedia members.