Cheap Flights to St. Mary's County from ￥14,070

View ￥14,070 flight on Sat, Jul 18, 2026Opens in a new window

Popular airlines to St. Mary's County

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  • American Airlines

  • Southwest Airlines

  • United

  • Spirit Airlines

  • Alaska Airlines

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How much is the cheapest flight to St. Mary's County?

Prices were available within the past 7 days and start at ￥14,070 for one-way flights and ￥21,820 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, May 21 - Wed, May 27
BOS
Boston
DCA
Washington
￥21,820 Roundtrip, found 1 day ago
￥21,820
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, May 21 from Boston to Washington, returning Wed, May 27, priced at ￥21,820 found 1 day ago
American Airlines
Tue, Aug 25 - Mon, Aug 31
JFK
New York
DCA
Washington
￥28,140 Roundtrip, found 2 days ago
￥28,140
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 25 from New York to Washington, returning Mon, Aug 31, priced at ￥28,140 found 2 days ago
Delta
Sat, Sep 12 - Tue, Sep 15
LAX
Los Angeles
DCA
Washington
￥34,490 Roundtrip, found 6 days ago
￥34,490
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Sep 12 from Los Angeles to Washington, returning Tue, Sep 15, priced at ￥34,490 found 6 days ago
Air Canada
Sat, May 2 - Sun, May 3
YTZ
Toronto
DCA
Washington
￥35,430 Roundtrip, found 11 hours ago
￥35,430
Roundtrip
found 11 hours ago
Select Air Canada flight, departing Sat, May 2 from Toronto to Washington, returning Sun, May 3, priced at ￥35,430 found 11 hours ago
Air Canada
Sat, May 2 - Sun, May 3
YYZ
Toronto
DCA
Washington
￥36,320 Roundtrip, found 11 hours ago
￥36,320
Roundtrip
found 11 hours ago
Select Air Canada flight, departing Sat, May 2 from Toronto to Washington, returning Sun, May 3, priced at ￥36,320 found 11 hours ago
Air Canada
Sat, May 2 - Sun, May 3
YKF
Kitchener
DCA
Washington
￥36,320 Roundtrip, found 11 hours ago
￥36,320
Roundtrip
found 11 hours ago
Select Air Canada flight, departing Sat, May 2 from Kitchener to Washington, returning Sun, May 3, priced at ￥36,320 found 11 hours ago
Alaska Airlines
Sat, Oct 31 - Mon, Nov 16
LAX
Los Angeles
DCA
Washington
￥40,960 Roundtrip, found 8 hours ago
￥40,960
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Sat, Oct 31 from Los Angeles to Washington, returning Mon, Nov 16, priced at ￥40,960 found 8 hours ago
Delta
Sat, Aug 8 - Tue, Aug 11
ONT
Ontario
DCA
Washington
￥51,060 Roundtrip, found 2 days ago
￥51,060
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Aug 8 from Ontario to Washington, returning Tue, Aug 11, priced at ￥51,060 found 2 days ago
American Airlines
Wed, May 20 - Sat, May 23
SFO
San Francisco
DCA
Washington
￥68,270 Roundtrip, found 1 day ago
￥68,270
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, May 20 from San Francisco to Washington, returning Sat, May 23, priced at ￥68,270 found 1 day ago
WestJet
Sat, May 9 - Sun, May 10
YYZ
Toronto
DCA
Washington
￥92,388 Roundtrip, found 1 day ago
￥92,388
Roundtrip
found 1 day ago
Select WestJet flight, departing Sat, May 9 from Toronto to Washington, returning Sun, May 10, priced at ￥92,388 found 1 day ago

Trending flights to St. Mary's County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Tue, Sep 1 - Tue, Sep 8
OKA
Naha
DCA
Washington
￥188,230 Roundtrip, found 5 days ago
￥188,230
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Tue, Sep 1 from Naha to Washington, returning Tue, Sep 8, priced at ￥188,230 found 5 days ago

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. ￥21,820 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 (LGA), you could've picked up a low-cost fare for ￥14,070 in the last seven days. Round-trip flights to St. Marys County ranged from ￥21,820 to ￥188,230 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 ￥21,820 to ￥188,230.
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 70ºF and 80ºF 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.

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