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

View RM475 flight on Sat, 28 Mar 2026Opens in a new window

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

Prices were available within the past 7 days and start at RM475 for one-way flights and RM1,020 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,020 Return, found 2 hours ago
RM1,020
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,020 found 2 hours ago
Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,034 Return, found 2 hours ago
RM1,034
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,034 found 2 hours ago
Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,135 Return, found 2 hours ago
RM1,135
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,135 found 2 hours ago
Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,149 Return, found 2 hours ago
RM1,149
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,149 found 2 hours ago
Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,154 Return, found 2 hours ago
RM1,154
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,154 found 2 hours ago
American Airlines
Sat, 28 Mar - Sat, 4 Apr
SAV
Savannah
DCA
Washington
RM1,219 Return, found 8 hours ago
RM1,219
Return
found 8 hours ago
Select American Airlines flight, departing Sat, 28 Mar from Savannah to Washington, returning Sat, 4 Apr, priced at RM1,219 found 8 hours ago
Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,233 Return, found 2 hours ago
RM1,233
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,233 found 2 hours ago
Delta
Sat, 28 Mar - Sat, 4 Apr
SAV
Savannah
DCA
Washington
RM1,643 Return, found 8 hours ago
RM1,643
Return
found 8 hours ago
Select Delta flight, departing Sat, 28 Mar from Savannah to Washington, returning Sat, 4 Apr, priced at RM1,643 found 8 hours ago
United
Tue, 17 Mar - Fri, 20 Mar
PDX
Portland
DCA
Washington
RM1,878 Return, found 23 hours ago
RM1,878
Return
found 23 hours ago
Select United flight, departing Tue, 17 Mar from Portland to Washington, returning Fri, 20 Mar, priced at RM1,878 found 23 hours ago
British Airways
Mon, 14 Sept - Sun, 20 Sept
KUL
Kuala Lumpur
DCA
Washington
RM5,546 Return, found 2 hours ago
RM5,546
Return
found 2 hours ago
Select British Airways flight, departing Mon, 14 Sept from Kuala Lumpur to Washington, returning Sun, 20 Sept, priced at RM5,546 found 2 hours 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. RM1,020 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 Savannah (SAV), you could've picked up a low-cost fare for RM475 in the last seven days. Round-trip flights to St. Marys County ranged from RM1,020 to RM5,546 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 RM1,020 to RM5,546.
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.

Delta
Mon, 14 Sept - Sun, 20 Sept
KUL
Kuala Lumpur
DCA
Washington
RM4,579 Return, found 4 hours ago
RM4,579
Return
found 4 hours ago
Select Delta flight, departing Mon, 14 Sept from Kuala Lumpur to Washington, returning Sun, 20 Sept, priced at RM4,579 found 4 hours ago
*Available to Expedia members.