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R2 392+ 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 21/1. 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 15 — Dec 221
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 15 November 2025.

Mon 9/322:05IAH - JNB
1 stop29h 45mTurkish Airlines
Tue 24/319:10JNB - IAH
1 stop32h 00mTurkish Airlines
Deal found 14/11R17 480
Sat 7/314:55IAH - JNB
1 stop35h 55mTurkish Airlines
Fri 20/319:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 13/11R18 112
Sun 1/321:05IAH - JNB
1 stop29h 45mTurkish Airlines
Wed 18/319:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 14/11R18 214
Sun 30/1114:55IAH - JNB
1 stop35h 55mTurkish Airlines
Tue 23/1219:10JNB - IAH
1 stop26h 00mTurkish Airlines
Deal found 13/11R19 154
Sun 22/221:05IAH - JNB
1 stop29h 45mTurkish Airlines
Sat 28/219:10JNB - IAH
1 stop32h 00mTurkish Airlines
Deal found 14/11R19 188
Sun 30/1114:55IAH - JNB
1 stop35h 55mTurkish Airlines
Mon 22/1219:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 13/11R19 257
Sat 29/1114:55IAH - JNB
1 stop35h 55mTurkish Airlines
Wed 24/1219:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 13/11R19 496
Sun 30/1114:55IAH - JNB
1 stop35h 55mTurkish Airlines
Sun 21/1219:05JNB - IAH
1 stop32h 05mTurkish Airlines
Deal found 13/11R19 564
Sun 1/312:49IAH - JNB
2 stops25h 16mKLM
Wed 18/323:59JNB - IAH
1 stop45h 31mKLM
Deal found 14/11R19 650
Sun 1/310:50HOU - JNB
2 stops27h 15mKLM
Wed 18/323:59JNB - HOU
2 stops28h 47mKLM
Deal found 14/11R19 821
Sun 1/321:05IAH - JNB
1 stop29h 45mTurkish Airlines
Thu 5/319:10JNB - IAH
1 stop32h 00mTurkish Airlines
Deal found 12/11R19 872
Sun 1/317:19HOU - JNB
2 stops30h 51mMultiple Airlines
Wed 18/321:55JNB - HOU
1 stop30h 51mMultiple Airlines
Deal found 14/11R20 179

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 15 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

Sun 1/3

21:05-10:50

1 stop29h 45m

Johannesburg OR Tambo

Thu 5/3

19:10-19:10

1 stop32h 00m

R19 872

HoustonJohannesburg

HOU - JNB

HOUJNB

Houston Hobby

Mon 9/3

13:00-19:00

1 stop23h 00m

Johannesburg OR Tambo

Tue 24/3

22:00-21:46

2 stops30h 46m

R20 350

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 28/11

13:32-18:35

1 stop21h 03m

Johannesburg OR Tambo

Fri 26/12

22:00-13:31

1 stop23h 31m

R21 051

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Wed 3/12

13:34-18:35

1 stop21h 01m

Johannesburg OR Tambo

Fri 26/12

22:00-13:31

1 stop23h 31m

R21 051

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Wed 3/12

11:57-18:35

2 stops22h 38m

Johannesburg OR Tambo

Thu 25/12

22:00-17:25

2 stops27h 25m

R21 119

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Sat 29/11

13:33-18:35

1 stop21h 02m

Johannesburg OR Tambo

Thu 25/12

22:00-15:50

2 stops25h 50m

R21 119

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 28/11

5:15-19:00

1 stop29h 45m

Johannesburg OR Tambo

Wed 24/12

21:55-23:38

2 stops33h 43m

R21 239

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Tue 9/12

11:02-22:05

2 stops27h 03m

Johannesburg OR Tambo

Tue 13/1

23:59-13:30

1 stop45h 31m

R21 358

HoustonJohannesburg

HOU - JNB

HOUJNB

Houston Hobby

Thu 15/1

11:09-8:35

2 stops37h 26m

Johannesburg OR Tambo

Sun 15/2

22:00-21:30

2 stops31h 30m

R21 512

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Mon 1/12

11:05-22:05

2 stops27h 00m

Johannesburg OR Tambo

Thu 25/12

19:20-18:09

2 stops30h 49m

R21 512

Flights are sorted by cheapest return flights first.

Deals found on 13/11

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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 14 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 166). Flying from Houston in June will prove the most costly (average of R21 598). 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 282
British Airways
British Airways
From R22 291
United Airlines
United Airlines
From R30 267

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
4 044 reviews
Check prices

Overall

7,3

Boarding

7,3

Crew

7,7

Food

7,4

Comfort

7,3

Entertainment

7,4

Reviews

1 / 20
6,0
Good

Christina,Sept 2025

DTW - IST

Crew was fine but the plane seemed smaller like the seats were very crammed in for an international flight. I’m a small person and it felt suffocating to me.
Turkish Airlines
7,3
Good
4 044 reviews
Turkish Airlines
7,3
Good
4 044 reviews
Check prices

Overall

7,3

Boarding

7,3

Crew

7,7

Food

7,4

Comfort

7,3

Entertainment

7,4

Reviews

1 / 20
6,0
Good

Christina,Sept 2025

DTW - IST

Crew was fine but the plane seemed smaller like the seats were very crammed in for an international flight. I’m a small person and it felt suffocating to me.
British Airways
6,7
Okay
7 522 reviews
Turkish Airlines
7,3
Good
4 044 reviews
Check prices

Overall

7,3

Boarding

7,3

Crew

7,7

Food

7,4

Comfort

7,3

Entertainment

7,4

Reviews

1 / 20
6,0
Good

Christina,Sept 2025

DTW - IST

Crew was fine but the plane seemed smaller like the seats were very crammed in for an international flight. I’m a small person and it felt suffocating to me.

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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 15 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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