Flights To St. Mary's County - Cheap Flights Starting at CA $81

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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.

Thu, Oct 22 - Wed, Oct 28
BOS
Logan Intl.
DCA
Ronald Reagan Washington National
CA $161 Roundtrip, just found
CA $161
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Oct 22 from Logan Intl. to Ronald Reagan Washington National, returning Wed, Oct 28, priced at CA $161 just found
Sat, Sep 26 - Wed, Sep 30
MCO
Orlando Intl.
DCA
Ronald Reagan Washington National
CA $279 Roundtrip, found 3 days ago
CA $279
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Sep 26 from Orlando Intl. to Ronald Reagan Washington National, returning Wed, Sep 30, priced at CA $279 found 3 days ago
Sat, Nov 7 - Mon, Nov 9
FLL
Fort Lauderdale - Hollywood Intl.
DCA
Ronald Reagan Washington National
CA $301 Roundtrip, found 7 hours ago
CA $301
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Nov 7 from Fort Lauderdale - Hollywood Intl. to Ronald Reagan Washington National, returning Mon, Nov 9, priced at CA $301 found 7 hours ago
Sat, Sep 19 - Sat, Sep 26
YYZ
Pearson Intl.
DCA
Ronald Reagan Washington National
CA $324 Roundtrip, just found
CA $324
Roundtrip
just found
Select Air Canada flight, departing Sat, Sep 19 from Pearson Intl. to Ronald Reagan Washington National, returning Sat, Sep 26, priced at CA $324 just found
Thu, Oct 22 - Fri, Oct 23
JFK
John F. Kennedy Intl.
DCA
Ronald Reagan Washington National
CA $328 Roundtrip, found 12 hours ago
CA $328
Roundtrip
found 12 hours ago
Select JetBlue Airways flight, departing Thu, Oct 22 from John F. Kennedy Intl. to Ronald Reagan Washington National, returning Fri, Oct 23, priced at CA $328 found 12 hours ago
Tue, May 4 - Tue, May 11
LAX
Los Angeles Intl.
DCA
Ronald Reagan Washington National
CA $384 Roundtrip, found 6 hours ago
CA $384
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, May 4 from Los Angeles Intl. to Ronald Reagan Washington National, returning Tue, May 11, priced at CA $384 found 6 hours ago
Wed, Jun 23 - Sat, Jun 26
YTZ
Billy Bishop Toronto City
DCA
Ronald Reagan Washington National
CA $385 Roundtrip, found 3 days ago
CA $385
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Jun 23 from Billy Bishop Toronto City to Ronald Reagan Washington National, returning Sat, Jun 26, priced at CA $385 found 3 days ago
Wed, Jun 23 - Sat, Jun 26
YKF
Region of Waterloo Intl.
DCA
Ronald Reagan Washington National
CA $398 Roundtrip, found 3 days ago
CA $398
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Jun 23 from Region of Waterloo Intl. to Ronald Reagan Washington National, returning Sat, Jun 26, priced at CA $398 found 3 days ago
Tue, Sep 22 - Thu, Oct 1
YYC
Calgary Intl.
DCA
Ronald Reagan Washington National
CA $409 Roundtrip, found 1 day ago
CA $409
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Sep 22 from Calgary Intl. to Ronald Reagan Washington National, returning Thu, Oct 1, priced at CA $409 found 1 day ago
OriginDestinationTravel datesFlights from*
BOSWashingtonOctober 22 to October 28CA $161
ATLWashingtonNovember 5 to November 9CA $235
DFWWashingtonSeptember 15 to September 22CA $301
MCOWashingtonOctober 2 to October 7CA $320
TPAWashingtonOctober 15 to October 19CA $359
DENWashingtonSeptember 25 to September 28CA $453
LAXWashingtonNovember 13 to November 17CA $457
SFOWashingtonOctober 20 to October 24CA $522
AVTWashingtonNovember 23 to November 27CA $618
FCOWashingtonOctober 9 to October 15CA $1,178
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
DENWashingtonAugust 28 to August 31CA $356
BOSWashingtonAugust 30 to September 8CA $506
MCOWashingtonAugust 29 to August 31CA $614
DFWWashingtonAugust 29 to August 30CA $776
LAXWashingtonAugust 28 to August 30CA $893
FCOWashingtonAugust 30 to September 6CA $1,147
SFOWashingtonAugust 28 to August 30CA $1,245
*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

Oct 6 - Oct 9

3 night stay

Edmonton (YEG) to Baltimore (BWI)

Air Canada • Non-stop roundtrip • Coach
Price was CA $1,603, price is now CA $1,183 per person
CA $1,183
per person
found 21 hours ago
Hotel Burg
4.0-star property

Hotel Burg

Oct 8 - Oct 12

4 night stay

Montreal (YUL) to Baltimore (BWI)

Delta • Non-stop roundtrip • Coach
Price was CA $3,488, price is now CA $2,470 per person
CA $2,470
per person
found 23 hours ago
Phoenix Park Hotel
3.5-star property

Phoenix Park Hotel

Oct 6 - Oct 9

3 night stay

Edmonton (YEG) to Baltimore (BWI)

Air Canada • Non-stop roundtrip • Coach
Price was CA $1,874, price is now CA $1,366 per person
CA $1,366
per person
found 21 hours 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! (184 reviews)
"Friendly staff, comfortable beds, convenient location"

Reviewed on Aug 21, 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! (1,004 reviews)
"I stayed here for 10 days they double charged me holding up over $1,000 on my checking account then did the same thing again I am still currently waiting for pending double charges to drop. Shannon was great but the overall experience was not good. The General Manager of the hotel is never there ..."

Reviewed on Aug 20, 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! (702 reviews)
"We were good travel at this time."

Reviewed on Aug 21, 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.
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 $161 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 October. 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 $161 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 $161 and CA $1,245 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.