$155 Cheap United flights Houston (IAH) to Charleston (CHS)

View $155 flight on Wed, Mar 11, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$155 Cheap United flights Houston (IAH) to Charleston (CHS)

Prices were available within the past 7 days and start at $155 for one-way flights and $309 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 3 - Tue, Dec 9
IAH
Houston
CHS
Charleston
$309 Roundtrip, found 5 hours ago
$309
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Dec 3 from Houston to Charleston, returning Tue, Dec 9, priced at $309 found 5 hours ago
Flights from Houston (IAH) to Charleston (CHS)
Origin airport
George Bush Intercontinental
Destination airport
Charleston Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Spirit Airlines, United
Popular airline
American Airlines
Distance
923 mi
Average flight time
5 hours 24 mins

Frequently asked questions

How much is a United Airlines flight from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS)?
Set the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines round-trip flights from $309 from IAH to CHS. Affordable one-way options from $155 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAH to CHS with United Airlines?
United Airlines flights to Charleston are generally cheaper in the quieter months of January and December. Whether you're in search of a round-trip or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS) with United Airlines?
To find cheap United Airlines fares from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS)?
Hop on one of United Airlines's 7 direct weekly flights from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS). To see your options, enter your dates, destination and origin and hit search. Next, apply the "Nonstop" and "Airline" filters.
How long does it take to fly from IAH to CHS with United Airlines?
From wheels-up to touchdown, a nonstop United Airlines flight from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS) typically takes 2h 37m.
What is the earliest United Airlines flight from IAH to CHS?
The earliest flight from IAH to CHS with United Airlines leaves at 12:40PM UTC-6. You'll land at 4:17PM UTC-5. The last United Airlines flight of the day leaves at 12:40PM UTC-6 and arrives at 4:17PM UTC-5. With 20% fewer cancellations for morning and mid-morning flights, heading out early is usually the best option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Charleston?
Charleston Intl. Airport (CHS) is the primary Charleston hub for United Airlines flights from George Bush Intercontinental Airport (IAH).
Why fly with United Airlines from IAH to CHS?
Depart from IAH to CHS with United Airlines and enjoy a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you may also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS)?
Jet off on a United Airlines flight from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS), and you'll probably be on an Embraer 175. Bear in mind though, that the aircraft type can change depending on operational reasons.
Can I change or cancel my United Airlines flight from George Bush Intercontinental Airport (IAH) to Charleston Intl. Airport (CHS)?
Changes are usually free within 24 hours of making a booking, but your airline may add a charge after that time. For further information about modifying your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without additional charges, tick the "No cancel fee" or "Changes included" filter when organizing your trip.

Explore a world of travel with Expedia

*Available to One Key members.