Flight
Driving
Billings to St. Louis
Updated: 28 May 2026
The journey from Billings to St. Louis covers approximately 1,700 kilometers. The most direct driving route involves taking I-90 East to I-29 South, then I-70 East through Kansas City. This route takes you through the heart of the Midwest. Alternatively, you can fly from Billings Logan International Airport with connections in hubs like Denver or Chicago.
Total Distance: 1,700 km driving distance; 1,450 km straight-line air distance.
Fastest Way
Flying is the fastest way to reach St. Louis, saving nearly 10 hours.
Cheapest Way
Driving is the most economical choice for families or groups.
Compare Billings to St. Louis Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 7 hours 30 mins | 17 hours |
| Avg Price | $450-$800 | $220-$300 in fuel |
| Operator | Southwest Airlines | Personal Vehicle |
| Route | Billings (BIL) to St. Louis (STL). | I-90 E to I-29 S to I-70 E through Omaha and Kansas City. |
| Tip | Connections are typically through Denver or Chicago. | Plan for an overnight stop in Kansas City. |
Travel Tips
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Overnight StopsBook hotels in advance in Kansas City to ensure availability.
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TrafficAvoid driving through Kansas City during rush hour, as it can add significant time to your trip.
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Road ConstructionCheck for construction updates on I-70, as it is a major corridor.
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SnacksPack plenty of water and healthy snacks for the long drive.
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Vehicle PrepGet an oil change and tire check before starting this 1,700 km journey.
Safety Tips
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Driver FatigueDo not attempt to drive the full 17 hours in one day; prioritize rest.
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Weather AwarenessIf traveling in spring, be prepared for severe thunderstorms in the Midwest.
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Emergency KitCarry a basic emergency kit, including a flashlight and first-aid supplies.
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CommunicationKeep your phone charged and have a backup power bank.
People Also Ask
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Is there a train?No direct train service exists from Billings to St. Louis.
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How long is the drive?Approximately 17 hours of driving time.
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What is the best route?I-90 East to I-29 South to I-70 East is the most direct and efficient route.
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Are there tolls?Yes, there are tolls on some sections of the highway in the Midwest.
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Is St. Louis worth visiting?Yes, it is a city with a rich history and a vibrant cultural scene.
Quick Info
- From Billings, Montana, United States
- To St. Louis, Missouri, United States
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Modes
Best Time to Travel
Spring and autumn for the best weather conditions.
Things to Do in St. Louis
1
Gateway Arch
The iconic monument in St. Louis, offering a tram ride to the top for panoramic views.
2
Forest Park
A massive urban park that houses the St. Louis Zoo, Art Museum, and Science Center.
3
City Museum
A unique, interactive museum built from repurposed industrial materials, perfect for all ages.
4
Anheuser-Busch Brewery
Offers tours of the historic brewery and the famous Clydesdale stables.
Tags
Billings to St. Louis drive
I-29 to I-70 route
Billings to St. Louis flight
driving to St. Louis from Montana
Midwest road trip
Billings travel guide
St. Louis travel
distance Billings to St. Louis
