Flight
Driving
Trenton to Saint Louis
Updated: 28 May 2026
Saint Louis is accessible from Trenton via a flight from Philadelphia (PHL) or Newark (EWR) to St. Louis Lambert International Airport (STL). The flight takes about 2.5 hours. Driving takes approximately 15 hours via I-76 and I-70. Saint Louis is a major city in Missouri known for the Gateway Arch.
Total Distance: Driving distance 1,500 km; straight-line air distance 1,300 km.
Fastest Way
Direct flight from PHL to STL, taking 2.5 hours.
Cheapest Way
Flight from PHL to STL, often very affordable.
Compare Trenton to Saint Louis Routes
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Direct
|
Direct
|
|
|---|---|---|
| Duration | 2.5 hours | 15 hours |
| Avg Price | $150 - $400 | $150 - $250 in fuel |
| Operator | Southwest Airlines | Personal Vehicle |
| Route | PHL to STL | I-76 W to I-70 W |
| Tip | Saint Louis airport is about 20 minutes from downtown. | The drive is straightforward but involves tolls. |
Travel Tips
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TransportationA car is highly recommended for getting around Saint Louis.
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FoodTry the local toasted ravioli.
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BookingBook your hotel in advance for major events.
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WeatherSummers are hot and humid; plan accordingly.
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WalkingDowntown is walkable.
Safety Tips
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GeneralSaint Louis is generally safe, but stay aware in less populated areas.
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EmergencyDial 911 for assistance.
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DrivingTraffic can be heavy during rush hour on I-70.
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WinterBe prepared for snow and ice when driving in winter.
People Also Ask
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Is there a direct flight?Yes, there are direct flights from PHL to STL.
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How long is the drive?The drive takes about 15 hours.
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What is the best time to visit?Spring and summer are the most pleasant times.
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Is Saint Louis expensive?It is very affordable compared to major coastal cities.
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Do I need a car?Yes, a car is essential for exploring the city.
Quick Info
- From Trenton, New Jersey, United States
- To Saint Louis, Missouri, United States
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Modes
Best Time to Travel
May to September for pleasant weather.
Things to Do in Saint Louis
1
Gateway Arch
Visit the iconic monument. It is a must-see.
2
Saint Louis Zoo
Visit one of the best zoos in the country. It is free to the public.
3
Forest Park
Enjoy outdoor activities in the large park. It is home to several museums.
4
City Museum
Explore the unique interactive museum. It is great for families.
Tags
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