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R2 518+ Cheap flights from Houston

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
HOU — JNB
Dec 24 — Dec 311
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Houston
Explore the most affordable flight options available from Houston. Find the lowest fares based on data from user searches, with prices last updated on 24 November 2025.

Wed 14/121:05IAH - JNB
1 stop29h 45mTurkish Airlines
Wed 21/119:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 22/11R17 766
Wed 14/121:05IAH - JNB
1 stop29h 45mTurkish Airlines
Thu 22/119:10JNB - IAH
1 stop32h 00mTurkish Airlines
Deal found 22/11R18 044
Wed 15/421:00IAH - JNB
1 stop30h 35mTurkish Airlines
Wed 29/418:00JNB - IAH
1 stop32h 15mTurkish Airlines
Deal found 23/11R18 495
Sat 7/314:55IAH - JNB
1 stop35h 55mTurkish Airlines
Fri 20/319:05JNB - IAH
1 stop26h 05mTurkish Airlines
Deal found 22/11R18 721
Tue 13/121:05IAH - JNB
1 stop29h 45mTurkish Airlines
Wed 21/119:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 22/11R19 260
Thu 7/521:10IAH - JNB
1 stop30h 25mTurkish Airlines
Sat 23/517:55JNB - IAH
1 stop32h 20mTurkish Airlines
Deal found 23/11R19 503
Fri 30/114:30IAH - JNB
1 stop20h 05mUnited Airlines
Tue 3/222:00JNB - IAH
1 stop23h 25mUnited Airlines
Deal found 21/11R19 659
Thu 26/322:05IAH - JNB
1 stop29h 45mTurkish Airlines
Thu 9/417:55JNB - IAH
1 stop32h 20mTurkish Airlines
Deal found 22/11R19 694
Sat 9/521:00IAH - JNB
1 stop30h 35mTurkish Airlines
Sat 23/517:55JNB - IAH
1 stop32h 20mTurkish Airlines
Deal found 23/11R19 781
Wed 4/29:54IAH - JNB
2 stops28h 11mKLM
Wed 25/223:59JNB - IAH
1 stop45h 31mKLM
Deal found 24/11R19 954
Thu 26/314:05HOU - JNB
1 stop21h 55mDelta
Thu 9/421:55JNB - HOU
1 stop25h 37mDelta
Deal found 22/11R20 093
Wed 14/112:10IAH - JNB
2 stops22h 25mUnited Airlines
Thu 22/122:00JNB - IAH
1 stop25h 50mUnited Airlines
Deal found 22/11R20 093

Find flights from Houston within your budget

 
Find flights departing from Houston that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 24 November 2025. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

OR Tambo

Route

Depart

Return

Price

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Thu 7/5

21:10-10:35

1 stop30h 25m

Johannesburg OR Tambo

Sat 23/5

17:55-19:15

1 stop32h 20m

R19 503

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 30/1

9:48-18:35

2 stops24h 47m

Johannesburg OR Tambo

Tue 3/2

22:00-17:25

2 stops27h 25m

R19 728

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Wed 4/2

9:54-22:05

2 stops28h 11m

Johannesburg OR Tambo

Wed 25/2

23:59-13:30

1 stop45h 31m

R19 954

HoustonJohannesburg

HOU - JNB

HOUJNB

Houston Hobby

Thu 26/3

14:05-19:00

1 stop21h 55m

Johannesburg OR Tambo

Thu 9/4

21:55-16:32

1 stop25h 37m

R20 093

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Wed 14/1

12:10-18:35

2 stops22h 25m

Johannesburg OR Tambo

Thu 22/1

22:00-15:50

1 stop25h 50m

R20 093

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Thu 12/2

21:05-10:50

1 stop29h 45m

Johannesburg OR Tambo

Sat 14/3

19:10-14:10

1 stop26h 00m

R20 232

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Wed 14/1

12:49-22:05

2 stops25h 16m

Johannesburg OR Tambo

Wed 21/1

19:20-13:55

1 stop26h 35m

R20 388

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Tue 13/1

10:33-22:05

2 stops27h 32m

Johannesburg OR Tambo

Wed 21/1

19:20-13:55

1 stop26h 35m

R20 388

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Thu 12/2

16:25-19:00

1 stop18h 35m

Johannesburg OR Tambo

Sat 14/3

22:00-21:11

2 stops30h 11m

R20 527

HoustonJohannesburg

HOU - JNB

HOUJNB

Houston Hobby

Wed 15/4

17:35-19:40

1 stop19h 05m

Johannesburg OR Tambo

Wed 29/4

21:55-12:10

1 stop21h 15m

R21 830

Flights are sorted by cheapest return flights first.

Deals found on 23/11

Showing 1-10 of 60 results
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Best time to book a flight from Houston

Have a flexible travel schedule? Discover the best time to fly from Houston with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Houston

Get recent, data-driven insights about flights from Houston including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Houston?

Use this chart to determine the optimal time to book a return flight from Houston to OR Tambo. Price data was last updated on 21 November 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston?

Currently, January is the cheapest month in which you can book a flight from Houston (average of R12 365). Flying from Houston in June will prove the most costly (average of R21 951). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Houston?

When flying from Houston check dates and pricing for the following: Turkish Airlines, British Airways. As they depart for the following popular destinations: Johannesburg.

Turkish Airlines
Turkish Airlines
From R15 532
British Airways
British Airways
From R22 656
United Airlines
United Airlines
From R30 763

Airline reviews for flights from Houston

Get insights into the airlines that provide service from Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Houston. In the last 7 days, Cheapflights users made a total of 594 507 searches.
Read through reviews of airlines serving Houston, such as Turkish Airlines and British Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7,3
Good
4 050 reviews
Check prices

Boarding

7,3

Comfort

7,3

Crew

7,7

Entertainment

7,4

Overall

7,3

Food

7,4

Reviews

1 / 20
6,0
Good

Chandra,Nov 2025

ATL - IST

TV was not available in Indigo from Istanbul to Delhi. Seat was not moving back. It was jammed.
Turkish Airlines
7,3
Good
4 050 reviews
Turkish Airlines
7,3
Good
4 050 reviews
Check prices

Boarding

7,3

Comfort

7,3

Crew

7,7

Entertainment

7,4

Overall

7,3

Food

7,4

Reviews

1 / 20
6,0
Good

Chandra,Nov 2025

ATL - IST

TV was not available in Indigo from Istanbul to Delhi. Seat was not moving back. It was jammed.
British Airways
6,7
Okay
7 535 reviews
Turkish Airlines
7,3
Good
4 050 reviews
Check prices

Boarding

7,3

Comfort

7,3

Crew

7,7

Entertainment

7,4

Overall

7,3

Food

7,4

Reviews

1 / 20
6,0
Good

Chandra,Nov 2025

ATL - IST

TV was not available in Indigo from Istanbul to Delhi. Seat was not moving back. It was jammed.

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Direct flights from Texas

Book a direct flight from one of these other cities located in Texas.
Direct flights from Austin
Direct flights from San Antonio

Related info for your journey

Access useful and relevant information related to your journey from Houston. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 24 November 2025.

  • What is the cheapest month to fly from Houston?

    January is currently the cheapest month to fly from Houston. At this moment in time June is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • How does Cheapflights help users find flights from Houston?

    Deals for flights from Houston are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from Houston?

    Millions of users choose and trust Cheapflights to book the best flight deals from Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Houston with no change fees?

    Certainly. Search results for flights from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Houston become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Houston today and book when you’re ready!

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Houston?

Deals for flights from Houston are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Houston with no change fees?

Certainly. Search results for flights from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Houston become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Houston today and book when you’re ready!

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