Cheap flights to St. Mary's County

Popular airlines to St. Mary's County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • JetBlue Airways

    JetBlue Airways

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

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Popular cities in St. Mary's County

FlightsFlights

Mechanicsville

Mechanicsville

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

Prices were available within the past 7 days and start at €41 for one-way flights and €79 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 4 Dec - Mon, 8 Dec
MCO
Orlando
DCA
Washington
€79 Return, found 3 days ago
€79
Return
found 3 days ago
Select American Airlines flight, departing Thu, 4 Dec from Orlando to Washington, returning Mon, 8 Dec, priced at €79 found 3 days ago
JetBlue Airways
Thu, 4 Dec - Mon, 8 Dec
MCO
Orlando
DCA
Washington
€79 Return, found 3 days ago
€79
Return
found 3 days ago
Select JetBlue Airways flight, departing Thu, 4 Dec from Orlando to Washington, returning Mon, 8 Dec, priced at €79 found 3 days ago
American Airlines
Sat, 1 Nov - Mon, 3 Nov
BOS
Boston
DCA
Washington
€85 Return, found 1 hour ago
€85
Return
found 1 hour ago
Select American Airlines flight, departing Sat, 1 Nov from Boston to Washington, returning Mon, 3 Nov, priced at €85 found 1 hour ago
JetBlue Airways
Sat, 1 Nov - Mon, 3 Nov
JFK
New York
DCA
Washington
€85 Return, found 5 hours ago
€85
Return
found 5 hours ago
Select JetBlue Airways flight, departing Sat, 1 Nov from New York to Washington, returning Mon, 3 Nov, priced at €85 found 5 hours ago
Delta
Tue, 2 Dec - Tue, 9 Dec
BOS
Boston
DCA
Washington
€110 Return, found 6 days ago
€110
Return
found 6 days ago
Select Delta flight, departing Tue, 2 Dec from Boston to Washington, returning Tue, 9 Dec, priced at €110 found 6 days ago
United
Sat, 1 Nov - Mon, 3 Nov
EWR
New York
DCA
Washington
€137 Return, found 5 hours ago
€137
Return
found 5 hours ago
Select United flight, departing Sat, 1 Nov from New York to Washington, returning Mon, 3 Nov, priced at €137 found 5 hours ago
American Airlines
Tue, 23 Dec - Sun, 4 Jan
DUB
Dublin
DCA
Washington
€372 Return, found 1 day ago
€372
Return
found 1 day ago
Select American Airlines flight, departing Tue, 23 Dec from Dublin to Washington, returning Sun, 4 Jan, priced at €372 found 1 day ago
British Airways
Fri, 13 Mar - Tue, 17 Mar
DUB
Dublin
DCA
Washington
€374 Return, found 6 hours ago
€374
Return
found 6 hours ago
Select British Airways flight, departing Fri, 13 Mar from Dublin to Washington, returning Tue, 17 Mar, priced at €374 found 6 hours ago
British Airways
Sat, 6 Dec - Sat, 13 Dec
RIX
Riga
DCA
Washington
€457 Return, found 5 days ago
€457
Return
found 5 days ago
Select British Airways flight, departing Sat, 6 Dec from Riga to Washington, returning Sat, 13 Dec, priced at €457 found 5 days ago
Air Canada
Sat, 31 Jan - Sat, 7 Feb
DUB
Dublin
DCA
Washington
€481 Return, found 1 day ago
€481
Return
found 1 day ago
Select Air Canada flight, departing Sat, 31 Jan from Dublin to Washington, returning Sat, 7 Feb, priced at €481 found 1 day ago

About St. Mary's County

Expedia offers flights to St. Mary's County to meet every traveller'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. €79 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 Orlando (MCO), you could've picked up a low-cost fare for €41 in the last seven days. Round-trip flights to St. Marys County ranged from €79 to €481 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 €79 to €481.
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.

American Airlines
Tue, 23 Dec - Sun, 4 Jan
DUB
Dublin
DCA
Washington
€372 Return, found 1 day ago
€372
Return
found 1 day ago
Select American Airlines flight, departing Tue, 23 Dec from Dublin to Washington, returning Sun, 4 Jan, priced at €372 found 1 day ago
*Available to Expedia members.