How long is the flight?

The flight is approximately 4 hours and 30 minutes.

Only if you want to see the sights in the South.

What is the best airport?

San Antonio International (SAT) is the only major airport.

Are there direct flights?

Yes, United and American offer direct flights from EWR.

How long is the drive?

Expect 26 hours of driving time.

Dover

San Antonio

Flight Driving

Dover to San Antonio

Updated: 28 May 2026

The journey from Dover, New Jersey to San Antonio, Texas covers approximately 1,700 miles. The most practical way to travel is by flying from Newark (EWR) to San Antonio International Airport (SAT), which takes about 4.5 hours. Driving is a long-distance challenge, typically requiring 26 hours of driving time via I-81 S and I-10 W. This route takes you across the Appalachian mountains and into the heart of Texas. It is a popular route for those looking to explore the historic sites.

Total Distance: 2,800 km driving distance and 2,400 km straight-line air distance.

Fastest Way

Flying from Newark (EWR) to San Antonio (SAT) takes 4.5 hours.

Cheapest Way

Flying is generally cheaper than the cost of fuel and hotels for a 3-day drive.

Compare Dover to San Antonio Routes

	Flight Direct	Driving Direct
Duration	4 hours 30 mins	26 hours
Avg Price	$250 - $500	$400 - $600 in fuel
Operator	United Airlines	Personal Vehicle
Route	EWR to SAT	I-78 W to I-81 S to I-10 W.
Tip	SAT is a convenient airport with easy access to downtown.	The drive through the South is long; plan for multiple stops.

Travel Tips

Hydration
Drink plenty of water; the Texas heat can be intense.
Sun Protection
Wear a hat and sunscreen; the sun is strong.
Airport Transit
Rideshare apps are the most convenient way to get from SAT to downtown.
Booking
Book your hotel in advance, especially during peak tourist season.
Driving
Avoid driving during the hottest part of the day in summer.

Safety Tips

Heat Safety
If driving, never leave pets or children in the car, even for a minute.
Emergency Prep
Carry extra water in your car when driving through the South.
Vehicle Security
Keep your car locked and do not leave valuables in plain sight.
Navigation
Download offline maps, as cell service can be spotty in rural areas.