Is there a train from Atlanta to Houston?

No, there is no direct passenger rail service between Atlanta and Houston.

How long is the drive from Dunwoody to Houston?

The drive takes approximately 12 to 13 hours depending on traffic.

What is the best airport in Houston?

George Bush Intercontinental (IAH) is the primary hub for major airlines.

Are there tolls on the way to Houston?

Yes, expect tolls in the Houston metro area and potentially on some bypasses.

Can I take a bus to Houston?

Yes, Greyhound operates routes, but they often take over 20 hours with multiple transfers.

Dunwoody

Houston

Flight Driving

Dunwoody to Houston

Updated: 30 May 2026

The journey from Dunwoody to Houston spans approximately 800 miles. You can drive via I-20 W and I-49 S, which takes about 12 to 13 hours of active driving. Alternatively, fly from Hartsfield-Jackson Atlanta International Airport to George Bush Intercontinental Airport. The flight duration is roughly 2 hours and 15 minutes. This route transitions from the humid forests of Georgia to the coastal plains of Texas. Expect heavy traffic when exiting Atlanta and entering the Houston metropolitan area.

Total Distance: 1287 km driving distance, 1120 km straight-line air distance.

Fastest Way

Flying from ATL to IAH takes 2 hours 15 minutes, excluding airport security time.

Cheapest Way

Driving is the cheapest for groups of two or more, costing roughly $150 in total fuel.

Compare Dunwoody to Houston Routes

	Flight Direct	Driving Direct
Duration	2 hours 15 mins	13 hours
Avg Price	$150-$350	$120-$180 in fuel
Operator	Delta Air Lines	Personal Vehicle
Route	ATL to IAH	I-20 W to I-49 S to US-190 W
Tip	Book at least three weeks in advance to secure lower fares.	Stop in Shreveport for a mid-way break to avoid driver fatigue.

Travel Tips

Traffic Timing
Avoid driving through downtown Atlanta during rush hours of 7 AM to 9 AM and 4 PM to 6 PM.
Toll Roads
Houston has many toll roads like the Sam Houston Tollway; ensure you have an EZ TAG.
Hydration
Texas heat can be intense; keep extra water in your vehicle during summer months.
Airport Parking
Use off-site parking lots near ATL to save significantly on daily parking fees.
Navigation
Download offline maps as cellular service can be spotty in rural Louisiana sections of I-49.

Safety Tips

Vehicle Check
Check tire pressure and fluid levels before embarking on this 800-mile drive.
Emergency Kit
Carry a basic roadside emergency kit including jumper cables and a flashlight.
Weather Awareness
Monitor local news for tropical storm warnings if traveling during hurricane season.
Rest Stops
Use designated rest areas on interstates rather than isolated gas stations at night.