Nonstop flights from Houston to Charleston

2 airlines fly from 2 Houston airports (IAH and HOU) to Charleston (CHS), with up to 3 flights a day.

IAHCHS

Routes

2 airport pairs

When they leave

Houston time

12:15p9:00pFirst departure 12:15 PM, last 9:00 PM

Two in the afternoon, 12:15 PM to 2:05 PM, then three in the evening, 6:37 PM to 9:00 PM.

Every flight

Earliest first

12:15 PM→4:02 PMIAH to CHSUnited AirlinesEmbraer 175Daily
2:05 PM→5:20 PMHOU to CHSSouthwest AirlinesUntil Jan 4, 2027Boeing 737-700Sun
6:37 PM→10:15 PMIAH to CHSUnited AirlinesBoeing 737Mon, Wed, Thu, Fri, Sat, Sun
8:30 PM→11:45 PMHOU to CHSSouthwest AirlinesUntil Jan 4, 2027Boeing 737 MAX 8Sat
9:00 PM→12:15 AM⁺¹HOU to CHSSouthwest AirlinesUntil Jan 4, 2027Boeing 737-700Mon, Tue, Wed, Thu, Fri

Schedules last checked Sep 19, 2026. Times are local.

Flying from Houston to Charleston

United Airlines flies most often, 1 to 2 times a day on the Boeing 737 and Embraer 175. Southwest Airlines flies daily on the Boeing 737-700 and Boeing 737 MAX 8.

There are 2 or 3 flights every day of the week. The first arrival in Charleston is at 4:02 PM and the last at 12:15 AM the next day.

IAH to CHS is the busiest airport pair, with 13 flights a week, then HOU to CHS with 7.

On HOU to CHS, Southwest Airlines flies it until Jan 4, 2027.

Flying back, Charleston to Houston has 20 nonstop flights a week.

Return flights

Charleston to HoustonView

Find the cheapest day to fly from Houston to Charleston.

Schedules as of Oct 9, 2026.