Cheap Flights to St. Mary's County from ￥13,280

View ￥13,280 flight on Wed, Jun 10, 2026Opens in a new window

Popular airlines to St. Mary's County

  • Frontier Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • 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 ￥13,280 for one-way flights and ￥26,550 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, May 20 - Fri, May 29
ORD
Chicago
DCA
Washington
￥26,550 Roundtrip, found 3 days ago
￥26,550
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, May 20 from Chicago to Washington, returning Fri, May 29, priced at ￥26,550 found 3 days ago
American Airlines
Tue, Aug 25 - Mon, Aug 31
JFK
New York
DCA
Washington
￥28,140 Roundtrip, found 3 days ago
￥28,140
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Aug 25 from New York to Washington, returning Mon, Aug 31, priced at ￥28,140 found 3 days ago
Delta
Tue, Sep 29 - Sat, Oct 3
LAX
Los Angeles
DCA
Washington
￥34,610 Roundtrip, found 1 day ago
￥34,610
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 29 from Los Angeles to Washington, returning Sat, Oct 3, priced at ￥34,610 found 1 day ago
Alaska Airlines
Sat, Oct 31 - Mon, Nov 16
LAX
Los Angeles
DCA
Washington
￥40,960 Roundtrip, found 1 day ago
￥40,960
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Oct 31 from Los Angeles to Washington, returning Mon, Nov 16, priced at ￥40,960 found 1 day ago
Delta
Tue, Oct 6 - Sat, Oct 24
YVR
Vancouver
DCA
Washington
￥60,550 Roundtrip, found 1 day ago
￥60,550
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 6 from Vancouver to Washington, returning Sat, Oct 24, priced at ￥60,550 found 1 day ago
Air Canada
Thu, Oct 29 - Mon, Nov 16
YVR
Vancouver
DCA
Washington
￥63,424 Roundtrip, found 1 day ago
￥63,424
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Oct 29 from Vancouver to Washington, returning Mon, Nov 16, priced at ￥63,424 found 1 day ago
American Airlines
Mon, May 11 - Fri, May 15
IAH
Houston
DCA
Washington
￥67,070 Roundtrip, found 15 hours ago
￥67,070
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Mon, May 11 from Houston to Washington, returning Fri, May 15, priced at ￥67,070 found 15 hours ago
American Airlines
Sat, Sep 26 - Tue, Sep 29
HOU
Houston
DCA
Washington
￥75,920 Roundtrip, found 1 day ago
￥75,920
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 26 from Houston to Washington, returning Tue, Sep 29, priced at ￥75,920 found 1 day ago
Alaska Airlines
Fri, May 1 - Tue, May 5
HNL
Oahu
DCA
Washington
￥108,270 Roundtrip, found 12 hours ago
￥108,270
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Fri, May 1 from Oahu to Washington, returning Tue, May 5, priced at ￥108,270 found 12 hours ago
Virgin Atlantic
Tue, May 19 - Tue, May 26
FRA
Frankfurt
DCA
Washington
￥133,830 Roundtrip, found 2 hours ago
￥133,830
Roundtrip
found 2 hours ago
Select Virgin Atlantic flight, departing Tue, May 19 from Frankfurt to Washington, returning Tue, May 26, priced at ￥133,830 found 2 hours 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 6 days ago
￥188,230
Roundtrip
found 6 days ago
Select EVA Airways flight, departing Tue, Sep 1 from Naha to Washington, returning Tue, Sep 8, priced at ￥188,230 found 6 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. ￥26,550 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 Chicago (ORD), you could've picked up a low-cost fare for ￥13,280 in the last seven days. Round-trip flights to St. Marys County ranged from ￥26,550 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 ￥26,550 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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