Flights from St. Louis to Ellicott City

Cheapest flights from St. Louis

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.

Sun, Aug 24 - Thu, Aug 28

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$178 Roundtrip, found 5 days ago

$178

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Aug 24 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Thu, Aug 28, priced at $178 found 5 days ago

Thu, Aug 28 - Sun, Aug 31

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$187 Roundtrip, found 5 days ago

$187

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Thu, Aug 28 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sun, Aug 31, priced at $187 found 5 days ago

Sat, Aug 23 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$210 Roundtrip, found 5 days ago

$210

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Aug 23 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $210 found 5 days ago

Sat, Aug 23 - Fri, Aug 29

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$211 Roundtrip, found 5 days ago

$211

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Aug 23 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Fri, Aug 29, priced at $211 found 5 days ago

Thu, Aug 28 - Fri, Aug 29

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$221 Roundtrip, found 5 days ago

$221

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Aug 28 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Fri, Aug 29, priced at $221 found 5 days ago

Fri, Jul 4 - Tue, Jul 8

STL

Lambert-St. Louis Intl.

DCA

Ronald Reagan Washington National

$224 Roundtrip, found 5 days ago

$224

Roundtrip

found 5 days ago

Select Delta flight, departing Fri, Jul 4 from Lambert-St. Louis Intl. to Ronald Reagan Washington National, returning Tue, Jul 8, priced at $224 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$236 Roundtrip, found 5 days ago

$236

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $236 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$237 Roundtrip, found 5 days ago

$237

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $237 found 5 days ago

Tue, Aug 26 - Wed, Aug 27

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$239 Roundtrip, found 5 days ago

$239

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Aug 26 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Wed, Aug 27, priced at $239 found 5 days ago

Wed, Jul 9 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

DCA

Ronald Reagan Washington National

$240 Roundtrip, found 5 days ago

$240

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Ronald Reagan Washington National, returning Thu, Jul 10, priced at $240 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$246 Roundtrip, found 5 days ago

$246

Roundtrip

found 5 days ago

Select United flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $246 found 5 days ago

Wed, Jul 9 - Sat, Jul 12

STL

Lambert-St. Louis Intl.

DCA

Ronald Reagan Washington National

$249 Roundtrip, found 5 days ago

$249

Roundtrip

found 5 days ago

Select Delta flight, departing Wed, Jul 9 from Lambert-St. Louis Intl. to Ronald Reagan Washington National, returning Sat, Jul 12, priced at $249 found 5 days ago

Fri, Jul 4 - Sun, Jul 13

STL

Lambert-St. Louis Intl.

DCA

Ronald Reagan Washington National

$250 Roundtrip, found 5 days ago

$250

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Lambert-St. Louis Intl. to Ronald Reagan Washington National, returning Sun, Jul 13, priced at $250 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$260 Roundtrip, found 5 days ago

$260

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $260 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$264 Roundtrip, found 5 days ago

$264

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $264 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$267 Roundtrip, found 5 days ago

$267

Roundtrip

found 5 days ago

Select Delta flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $267 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$276 Roundtrip, found 5 days ago

$276

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $276 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$281 Roundtrip, found 5 days ago

$281

Roundtrip

found 5 days ago

Select United flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $281 found 5 days ago

Mon, Aug 25 - Sat, Aug 30

STL

Lambert-St. Louis Intl.

BWI

Baltimore Washington Intl. Thurgood Marshall

$282 Roundtrip, found 5 days ago

$282

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, Aug 25 from Lambert-St. Louis Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Sat, Aug 30, priced at $282 found 5 days ago

Tue, Jul 8 - Tue, Jul 8

STL

Lambert-St. Louis Intl.

DCA

Ronald Reagan Washington National

$299 Roundtrip, found 5 days ago

$299

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Jul 8 from Lambert-St. Louis Intl. to Ronald Reagan Washington National, returning Tue, Jul 8, priced at $299 found 5 days ago