Flights To St. Mary's County - Cheap Flights Starting at CA $99

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A wooden pier extending into a body of water with a bridge in the background.

Lexington Park

Flights
Lexington Park
A lighthouse and a historic building with a porch, surrounded by a grassy area and trees.

Piney Point

Flights
Piney Point

How Much Does it Cost To Fly To St. Mary's County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Sep 12 - Wed, Sep 16
BOS
Logan Intl.
DCA
Ronald Reagan Washington National
CA $197 Roundtrip, found 20 hours ago
CA $197
Roundtrip
found 20 hours ago
Select JetBlue Airways flight, departing Sat, Sep 12 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Sep 16, priced at CA $197 found 20 hours ago
Wed, Aug 5 - Wed, Aug 5
MCO
Orlando Intl.
DCA
Ronald Reagan Washington National
CA $223 Roundtrip, found 20 hours ago
CA $223
Roundtrip
found 20 hours ago
Select JetBlue Airways flight, departing Wed, Aug 5 from Orlando Intl. to Ronald Reagan Washington National, returning Wed, Aug 5, priced at CA $223 found 20 hours ago
Tue, Oct 20 - Sat, Oct 24
LAX
Los Angeles Intl.
DCA
Ronald Reagan Washington National
CA $321 Roundtrip, found 1 day ago
CA $321
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Oct 20 from Los Angeles Intl. to Ronald Reagan Washington National, returning Sat, Oct 24, priced at CA $321 found 1 day ago
Fri, Sep 4 - Mon, Sep 7
BUF
Buffalo Niagara Intl.
DCA
Ronald Reagan Washington National
CA $348 Roundtrip, found 2 days ago
CA $348
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 4 from Buffalo Niagara Intl. to Ronald Reagan Washington National, returning Mon, Sep 7, priced at CA $348 found 2 days ago
Wed, Oct 21 - Sat, Oct 24
SFO
San Francisco Intl.
DCA
Ronald Reagan Washington National
CA $367 Roundtrip, found 19 hours ago
CA $367
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Wed, Oct 21 from San Francisco Intl. to Ronald Reagan Washington National, returning Sat, Oct 24, priced at CA $367 found 19 hours ago
Sat, Aug 22 - Sat, Sep 12
YYZ
Pearson Intl.
DCA
Ronald Reagan Washington National
CA $390 Roundtrip, found 17 hours ago
CA $390
Roundtrip
found 17 hours ago
Select Porter Airlines flight, departing Sat, Aug 22 from Pearson Intl. to Ronald Reagan Washington National, returning Sat, Sep 12, priced at CA $390 found 17 hours ago
Fri, Jul 31 - Sun, Aug 2
YTZ
Billy Bishop Toronto City
DCA
Ronald Reagan Washington National
CA $398 Roundtrip, found 5 days ago
CA $398
Roundtrip
found 5 days ago
Select Air Canada flight, departing Fri, Jul 31 from Billy Bishop Toronto City to Ronald Reagan Washington National, returning Sun, Aug 2, priced at CA $398 found 5 days ago
Tue, Oct 13 - Tue, Oct 20
SEA
Seattle - Tacoma Intl.
DCA
Ronald Reagan Washington National
CA $401 Roundtrip, found 6 days ago
CA $401
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Tue, Oct 13 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Oct 20, priced at CA $401 found 6 days ago
Wed, Aug 12 - Mon, Aug 17
YVR
Vancouver Intl.
DCA
Ronald Reagan Washington National
CA $427 Roundtrip, found 20 hours ago
CA $427
Roundtrip
found 20 hours ago
Select JetBlue Airways flight, departing Wed, Aug 12 from Vancouver Intl. to Ronald Reagan Washington National, returning Mon, Aug 17, priced at CA $427 found 20 hours ago
OriginDestinationTravel datesFlights from*
BOSWashingtonAugust 22 to August 29CA $171
MCOWashingtonAugust 5 to August 5CA $223
ATLWashingtonAugust 8 to August 10CA $240
DENWashingtonAugust 24 to August 27CA $318
LAXWashingtonOctober 18 to October 24CA $321
TPAWashingtonAugust 14 to August 16CA $395
EKWWashingtonSeptember 26 to September 28CA $427
SFOWashingtonOctober 13 to October 31CA $452
DFWWashingtonAugust 8 to August 12CA $522
FCOWashingtonJuly 29 to August 12CA $1,122
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
MCOWashingtonJuly 11 to July 14CA $488
BOSWashingtonJuly 10 to July 26CA $608
LAXWashingtonJuly 11 to July 20CA $863
DALWashingtonJuly 12 to July 17CA $887
SFOWashingtonJuly 11 to July 13CA $1,316
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
Kellogg Conference Hotel at Gallaudet University
3.0-star property

Kellogg Conference Hotel at Gallaudet University

Aug 29 - Sep 2

4 night stay

Toronto (YYZ) to Baltimore (BWI)

Air Canada • Roundtrip • Coach
Price was CA $988, price is now CA $733 per person
CA $733
per person
found 1 day ago
Hotel Burg
4.0-star property

Hotel Burg

Sep 17 - Sep 21

4 night stay

Toronto (YYZ) to Baltimore (BWI)

Air Canada • Roundtrip • Coach
Price was CA $2,096, price is now CA $1,403 per person
CA $1,403
per person
found 1 day ago
Phoenix Park Hotel
3.5-star property

Phoenix Park Hotel

Sep 17 - Sep 21

4 night stay

Toronto (YYZ) to Baltimore (BWI)

Air Canada • Roundtrip • Coach
Price was CA $1,284, price is now CA $942 per person
CA $942
per person
found 1 day ago
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Travelers ❤️ These St. Mary's County 🏨

avid hotel California - Lexington Park by IHG

avid hotel California - Lexington Park by IHG

3 out of 5
23274 Three Notch Road California MD
Book a stay at this business-friendly hotel in California. Enjoy free breakfast, free WiFi, and a fitness center. Popular attractions Wildewood Shopping Center and First Colony Shopping Center are located nearby.
9.4/10 Exceptional! (143 reviews)
"yes"

Reviewed on Jul 6, 2026

Opens in a new windowavid hotel California - Lexington Park by IHG
La Quinta Inn & Suites by Wyndham Lexington Park - Patuxent

La Quinta Inn & Suites by Wyndham Lexington Park - Patuxent

3 out of 5
22769 Three Notch Rd California MD
Book a stay at this business-friendly hotel in California. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions San Souci Shopping Center and Town Creek Park are located nearby.
7.8/10 Good! (1,011 reviews)
"Clean hotel with amenities."

Reviewed on Jul 8, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham Lexington Park - Patuxent
Island Inn & Suites, an Ascend Collection Hotel

Island Inn & Suites, an Ascend Collection Hotel

3 out of 5
16810 Piney Point Road Piney Point MD
Book a stay at this business-friendly hotel in Piney Point. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular attractions Saint George Island Beach and Piney Point Beach are located nearby.
8.4/10 Very good! (680 reviews)
"Great view of the water and the bay . You can sit on the balcony and relax and here the waves ."

Reviewed on Jul 8, 2026

Opens in a new windowIsland Inn & Suites, an Ascend Collection Hotel
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Comfort Inn & Suites Lexington Park near Pax River

Comfort Inn & Suites Lexington Park near Pax River

2.5 out of 5
21885 Three Notch Rd Lexington Park MD
Book a stay at this business-friendly hotel in Lexington Park. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular attractions Patuxent River Naval Air Museum and Dunleigh Neighborhood Park are located nearby.
8.6/10 Excellent! (719 reviews)
"Perfect in all practical areas, plus elegant design aspects, a cavernous lobby and clean, well-stocked breakfast area, and super-friendly staff. Reasonably priced!"

Reviewed on Jul 6, 2026

Opens in a new windowComfort Inn & Suites Lexington Park near Pax River
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to St. Mary's County?
To give you a ballpark figure, the cheapest roundtrip flight to St. Mary's County cost CA $171 within the last seven days. An excellent way to snap up a travel bargain is to be flexible with your dates. This price was available on Travelocity for flights to St. Mary's County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to St. Mary's County?
Splurge more money on great experiences and less on your airfare by hopping on a plane to St. Mary's County in September. This is the most affordable month to jet off to this place based on Travelocity's direct return flight demand between January and December last year. Browse through our selection of flights and get away from it all without breaking your budget.
How can I check my flight status to St. Mary's County?
"Trips" is your one-stop shop when it comes to details about your flight to St. Mary's County. This handy portal lets you handle everything in the one place, from checking your flight status to updating or canceling your booking. Click on Trips at the top of the Travelocity homepage and then create a new account or sign in to an existing one. You can also download the Travelocity app and access your info while you're out and about. Whether you've got the family flying with you or you're a solo wanderer, all your bookings are right there in your pocket.
How do I find the best deals on flights to St. Mary's County?
Snap up an unbeatable deal with Travelocity — our "Flexible dates" feature makes the process easier. Enter your dates, then tap or click on the flexible dates box above your search results to compare prices for nearby days. CA $171 was the best price for a roundtrip flight to St. Mary's County in the last seven days. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to St. Mary's County with Travelocity?
Browse cheap flights to St. Mary's County with Travelocity and begin organizing your next getaway. With round-the-clock customer service throughout every stage of the process and a Price Match Guarantee, we take the hassle out of reserving cheap family flights, hotels, rental cars and more. Score a superb deal today and get set for a new adventure.
What are the most popular flight routes to St. Mary's County?
With good connections, organizing flights to St. Mary's County couldn't be simpler. Here's a selection of the most sought-after flight routes to this favorite destination:

  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Washington Dulles Intl. Airport (IAD) - 1,859 flights a month.
  • Charlotte, NC (CLT-Charlotte-Douglas Intl.) to Washington Dulles Intl. Airport (IAD) - 1,347 flights a month.
  • Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington Dulles Intl. Airport (IAD) - 1,321 flights a month.

How much is a flight to St. Mary's County on average?
Passengers have booked roundtrip flights to St. Mary's County for between CA $171 and CA $1,316 with Travelocity in the last seven days. Whether you'd like to fly budget or first class, we'll help you get an incredible deal. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.