Flight
Driving
Duluth to San Antonio
Updated: 28 May 2026
The journey from Duluth to San Antonio covers over 2,200 kilometers. Driving takes approximately 22 hours, primarily following I-35 South through the heart of the country. Flying is the most practical option, with connecting flights from Duluth International Airport (DLH) to San Antonio International Airport (SAT) taking about 6 hours. San Antonio offers a rich history, including the Alamo and the River Walk, providing a unique cultural experience. Plan for significant travel time if you choose to drive.
Total Distance: 2,200 km driving, 1,900 km air distance.
Fastest Way
Flying is the fastest, taking 6 hours including a connection.
Cheapest Way
Driving is often cheaper for groups, costing roughly $400 in fuel.
Compare Duluth to San Antonio Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 6 hours | 22 hours |
| Avg Price | $400 - $700 | $400 - $600 in fuel |
| Operator | American Airlines | Personal Vehicle |
| Route | DLH to DFW to SAT. | I-35 S. |
| Tip | Dallas is a common connection point for this route. | This is a multi-day trip; plan for at least two days of driving. |
Travel Tips
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TransportationA car is recommended for exploring the city and surrounding areas.
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WeatherSan Antonio can be very hot in the summer; stay hydrated and plan outdoor activities for the morning or evening.
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ParkingParking in downtown can be expensive; look for garages slightly outside the city center.
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DiningTry authentic Tex-Mex cuisine at local restaurants.
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BookingBook your flights and accommodation well in advance, especially during major events.
Safety Tips
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Sun ProtectionThe sun is strong; wear sunscreen and stay hydrated.
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DrivingTraffic on the I-35 can be heavy; use navigation apps to avoid delays.
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EmergencyKeep a list of local emergency contacts and your hotel address handy.
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Night SafetyStay in well-lit areas when walking downtown at night.
People Also Ask
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Is there a direct flight?No, all flights from Duluth to San Antonio require at least one connection.
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How long is the drive?The drive takes about 22 hours of pure driving time.
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What is the best way to get around?A car is the most convenient way to explore the city and surrounding areas.
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Is it safe to visit?Yes, tourist areas are generally safe, but stay vigilant.
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Are there tolls?There are some toll roads in Texas; check your route for specific costs.
Quick Info
- From Duluth, Minnesota, United States
- To San Antonio, Texas, United States
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Modes
Best Time to Travel
March to May or September to November for mild weather.
Things to Do in San Antonio
1
The Alamo
Visit this historic mission and fortress, a symbol of Texas independence.
2
River Walk
Stroll along this scenic urban waterway lined with restaurants, shops, and historic sites.
3
San Antonio Missions National Historical Park
Explore the four historic Spanish missions that are part of a UNESCO World Heritage site.
4
Tower of the Americas
Enjoy panoramic views of the city from the top of this 750-foot tower.
Tags
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Midwest to South travel
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