Are there direct flights?

Direct flights are rare; most require a connection in Chicago or another hub.

How long is the drive?

The drive takes approximately 14 hours of travel time.

What is the best route?

I-70 West is the main highway for this route.

It is generally safe, but exercise caution in certain neighborhoods.

What is the best time to visit?

Spring and autumn offer the most pleasant weather.

Washington

St. Louis

Flight Driving

Washington to St. Louis

Updated: 28 May 2026

The journey from Washington, D.C. to St. Louis covers about 1,400 kilometers. Flying is the most efficient method, with direct or one-stop flights from Reagan National or Dulles airports to St. Louis Lambert International Airport taking about 2.5 to 4 hours. Driving involves taking I-70 West through Maryland, Pennsylvania, Ohio, Indiana, and Illinois. This is a long, straightforward drive across the Midwest. Be prepared for heavy traffic in St. Louis.

Total Distance: Driving distance 1,400 km, straight-line air distance 1,200 km.

Fastest Way

Flight from DCA to STL takes about 2.5 hours with a connection.

Cheapest Way

Driving is the most cost-effective for groups.

Compare Washington to St. Louis Routes

	Flight Connecting	Driving Direct
Duration	2 hours 30 mins	14 hours
Avg Price	$200 - $450	$150 - $250 in fuel
Operator	Southwest Airlines	Personal Vehicle
Route	Reagan National (DCA) to St. Louis Lambert (STL).	I-70 W.
Tip	Connections are usually in Chicago.	Traffic in St. Louis can be heavy during rush hours.

Travel Tips

Walking
Downtown St. Louis is walkable; wear comfortable shoes.
Dining
Try the local toasted ravioli; it is a St. Louis staple.
Public Transit
Use the MetroLink light rail system to get around the city easily.
Safety
Be aware of your surroundings in crowded tourist areas.
Booking
Book your hotel in advance, as prices can be high near the city center.

Safety Tips

Urban Safety
Stay in well-lit, populated areas when exploring at night.
Traffic
Be cautious of aggressive drivers in the city center.
Emergency
Dial 911 for any immediate emergency assistance.
Pedestrian Safety
Always look both ways before crossing streets, as traffic is constant.