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R2 516+ 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 29/4. 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
Mar 24 — Mar 311
1 adult
1 adult, Economy, 0 bags

Find flights from Houston

Enter your travel dates to find the best prices.

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 22 February 2026.

Thu 12/318:05
IAH
-
JNB
2 stops57h 50m
Kenya Airways
Thu 2/412:10
JNB
-
IAH
2 stops32h 48m
Kenya Airways
Deal found 20/2R16 249
Wed 15/46:30
IAH
-
JNB
2 stops42h 50m
Multiple Airlines
Sat 2/59:50
JNB
-
IAH
2 stops38h 31m
Multiple Airlines
Deal found 20/2R16 714
Fri 10/46:30
IAH
-
JNB
2 stops42h 50m
Multiple Airlines
Sun 19/49:50
JNB
-
IAH
2 stops38h 31m
Multiple Airlines
Deal found 19/2R16 762
Fri 1/510:06
IAH
-
JNB
2 stops39h 14m
Multiple Airlines
Sat 9/59:50
JNB
-
IAH
2 stops41h 46m
Multiple Airlines
Deal found 19/2R16 778
Fri 1/514:30
IAH
-
JNB
1 stop37h 00m
Turkish Airlines
Thu 7/517:50
JNB
-
IAH
1 stop25h 55m
Turkish Airlines
Deal found 20/2R17 067
Tue 7/421:05
IAH
-
JNB
1 stop30h 25m
Turkish Airlines
Tue 14/417:50
JNB
-
IAH
1 stop25h 55m
Turkish Airlines
Deal found 21/2R17 195
Thu 2/421:05
IAH
-
JNB
1 stop30h 25m
Turkish Airlines
Thu 9/417:50
JNB
-
IAH
1 stop25h 55m
Turkish Airlines
Deal found 18/2R17 323
Wed 19/817:44
IAH
-
JNB
2 stops39h 06m
Multiple Airlines
Wed 9/917:00
JNB
-
IAH
2 stops30h 48m
Multiple Airlines
Deal found 21/2R17 339
Mon 17/817:44
IAH
-
JNB
2 stops39h 06m
Multiple Airlines
Thu 3/912:10
JNB
-
IAH
2 stops35h 38m
Multiple Airlines
Deal found 20/2R17 355
Tue 7/421:05
IAH
-
JNB
1 stop30h 25m
Turkish Airlines
Sun 26/418:00
JNB
-
IAH
1 stop25h 45m
Turkish Airlines
Deal found 20/2R17 371
Sat 7/316:30
IAH
-
JNB
2 stops39h 20m
Kenya Airways
Tue 17/312:05
JNB
-
IAH
2 stops32h 53m
Kenya Airways
Deal found 21/2R17 387
Tue 10/318:05
IAH
-
JNB
2 stops47h 20m
Kenya Airways
Mon 16/31:35
JNB
-
IAH
2 stops43h 23m
Kenya Airways
Deal found 21/2R17 419

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 22 February 2026. 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

Fri 1/5

6:30-8:20

2 stops42h 50m

Johannesburg OR Tambo

Sat 9/5

9:50-17:21

2 stops38h 31m

R16 762

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 10/4

6:30-8:20

2 stops42h 50m

Johannesburg OR Tambo

Sun 19/4

9:50-17:21

2 stops38h 31m

R16 762

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Sat 7/3

15:30-22:05

1 stop22h 35m

Johannesburg OR Tambo

Tue 17/3

23:59-14:30

1 stop45h 31m

R18 429

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Sat 7/3

15:30-22:05

1 stop22h 35m

Johannesburg OR Tambo

Mon 16/3

23:59-22:59

2 stops30h 00m

R18 589

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Thu 12/3

16:30-22:05

1 stop22h 35m

Johannesburg OR Tambo

Tue 17/3

23:59-23:28

2 stops30h 29m

R18 589

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Thu 26/3

14:59-19:00

1 stop21h 01m

Johannesburg OR Tambo

Thu 2/4

21:55-15:51

1 stop24h 56m

R18 653

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 1/5

10:06-8:20

2 stops39h 14m

Johannesburg OR Tambo

Fri 15/5

9:50-16:29

2 stops37h 39m

R18 701

HoustonJohannesburg

HOU - JNB

HOUJNB

Houston Hobby

Fri 1/5

10:53-19:40

1 stop25h 47m

Johannesburg OR Tambo

Thu 7/5

21:55-12:11

1 stop21h 16m

R19 022

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 8/5

19:59-9:25

2 stops30h 26m

Johannesburg OR Tambo

Fri 15/5

21:15-17:23

2 stops27h 08m

R19 102

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Fri 1/5

15:20-21:20

1 stop23h 00m

Johannesburg OR Tambo

Sat 9/5

23:15-13:15

1 stop45h 00m

R19 214

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 57 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 20 February 2026.

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, September is the cheapest month in which you can book a flight from Houston (average of R13 317). Flying from Houston in June will prove the most costly (average of R20 576). 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 R14 332
United Airlines
United Airlines
From R30 067
British Airways
British Airways
From R20 906

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
4 229 reviews
Check prices

Entertainment

7,5

Boarding

7,3

Crew

7,8

Overall

7,3

Comfort

7,3

Food

7,5

Reviews

1 / 20
8,0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you
Turkish Airlines
7,3
Good
4 229 reviews
Turkish Airlines
7,3
Good
4 229 reviews
Check prices

Entertainment

7,5

Boarding

7,3

Crew

7,8

Overall

7,3

Comfort

7,3

Food

7,5

Reviews

1 / 20
8,0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you
British Airways
6,7
Okay
7 757 reviews
Turkish Airlines
7,3
Good
4 229 reviews
Check prices

Entertainment

7,5

Boarding

7,3

Crew

7,8

Overall

7,3

Comfort

7,3

Food

7,5

Reviews

1 / 20
8,0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you

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Direct flights from Texas

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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 22 February 2026.

  • What is the cheapest month to fly from Houston?

    September 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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