Is there a train to St. Louis?

Amtrak serves St. Louis, but it requires a connection from Chicago.

How long is the drive?

The drive is approximately 8 to 9 hours depending on traffic.

What is the best airport?

St. Louis Lambert International (STL) is the primary airport.

There are minimal tolls on this route depending on your specific path.

Yes, the route is a standard interstate highway path.

Royal Oak

St. Louis

Flight Driving

Royal Oak to St. Louis

Updated: 28 May 2026

The journey from Royal Oak to St. Louis spans approximately 850 kilometers via I-75 and I-70. Driving takes roughly 8 hours, passing through Indianapolis. Alternatively, you can fly from Detroit Metropolitan Airport to St. Louis Lambert International. The route traverses the heart of the Midwest, offering scenic views of Indiana and Illinois. Expect heavy traffic near downtown Indianapolis during peak hours.

Total Distance: 850 km driving, 720 km air distance.

Fastest Way

Flying from DTW to STL takes 4 hours including security.

Cheapest Way

Driving is the most cost-effective for groups of two or more.

Compare Royal Oak to St. Louis Routes

	Flight Connecting	Driving Direct
Duration	4 hours	8 hours 30 mins
Avg Price	$250-$400	$90-$120 in fuel
Operator	Delta Air Lines	Personal Vehicle
Route	DTW to STL via MSP or DTW to STL direct.	I-75 S to I-70 W via Indianapolis.
Tip	Book at least three weeks in advance for lower fares.	Stop in Indianapolis for lunch to break up the drive.

Travel Tips

Traffic
Avoid I-70 through Indianapolis during rush hour.
Parking
Use parking apps to find cheaper rates in downtown St. Louis.
Airport
Arrive at DTW two hours early for domestic flights.
Weather
Check for winter storms if traveling between December and March.
Navigation
Download offline maps as cell service can be spotty in rural Indiana.

Safety Tips

Vehicle Check
Ensure your tires and fluids are checked before long highway drives.
Emergency Kit
Keep a basic emergency kit in your trunk.
Night Driving
Avoid driving late at night on rural stretches of I-70.
Awareness
Stay alert in urban parking garages at night.