Direct flights from Saint Louis to Washington (STL → DCA)

Distance 1,155 km (718 mi)
Est. duration 1h 22m
STL
Saint Louis
Saint Louis Airport, USA
DCA
Washington
Ronald Reagan Washington National, USA
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Live fares · STL → DCA

Available flights

American AirlinesNon-stop
from$437
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Frequently asked questions

How far is the flight from Saint Louis to Washington? The flight distance from STL to DCA is approximately 1,155 km (718 miles).
How long is the flight from STL to DCA? The estimated flight time from Saint Louis to Washington is approximately 1h 22m.
What airlines fly from STL to DCA? Airlines operating direct flights from Saint Louis to Washington include: AA, WN.

Cheapest fares Saint Louis → Washington

Saint Louis STL
Washington DCA
May — June — July — August — September — October —

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Saint Louis → Washington.

Cheap flights from Saint Louis to Washington Cheapest month to fly to Washington Flights from USA Flights to USA Visa-free with USA passport All airports in USA AA routes & destinations All routes by this carrier WN routes & destinations All routes by this carrier

Try a nearby airport to Saint Louis

Flights to Washington (DCA) from other airports within 350 km of Saint Louis. Often unlocks cheaper fares or better times.

BLV → DCA 54 km from STL Belleville → Washington USA · 11 destinations COU → DCA 160 km from STL Columbia → Washington USA · 8 destinations PIA → DCA 221 km from STL Peoria → Washington USA · 11 destinations BMI → DCA 230 km from STL Bloomington → Washington USA · 6 destinations EVV → DCA 260 km from STL Evansville → Washington USA · 8 destinations

Or try a nearby airport to Washington

Flights from Saint Louis (STL) to other airports within 350 km of Washington.

STL → IAD 37 km from DCA Saint Louis → Dulles USA · 163 destinations STL → BWI 49 km from DCA Saint Louis → Baltimore USA · 90 destinations STL → CHO 146 km from DCA Saint Louis → Charlottesville USA · 6 destinations STL → MDT 151 km from DCA Saint Louis → Middletown USA · 19 destinations STL → RIC 152 km from DCA Saint Louis → Richmond USA · 37 destinations

Other flights from Saint Louis (STL)

Atlanta (ATL) Austin (AUS) Baltimore (BWI) Boston (BOS) Burbank (BUR) Cancun (CUN) Charleston (CHS) Charlotte (CLT) All 67 destinations →

Other flights from Washington (DCA)

Akron (CAK) Albany (ALB) Asheville (AVL) Atlanta (ATL) Augusta (AGS) Austin (AUS) Bangor (BGR) Baton Rouge (BTR) All 108 destinations →