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R3 318+ 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 21/5. 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
Apr 19 — Apr 261
1 adult

Find flights from Houston

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 14 April 2025.

Mon 28/421:00IAH - JNB
1 stop27h 00mBritish Airways
Tue 13/521:15JNB - IAH
1 stop23h 25mBritish Airways
Deal found 13/4R18 134
Mon 28/420:27IAH - JNB
2 stops27h 33mAmerican Airlines
Tue 13/519:25JNB - IAH
1 stop30h 50mAmerican Airlines
Deal found 13/4R18 210
Sun 24/821:00IAH - JNB
1 stop30h 35mTurkish Airlines
Fri 5/917:55JNB - IAH
1 stop32h 10mTurkish Airlines
Deal found 13/4R18 248
Mon 28/420:16HOU - JNB
2 stops27h 44mAmerican Airlines
Tue 13/519:25JNB - HOU
2 stops29h 36mAmerican Airlines
Deal found 13/4R18 401
Mon 1/921:00IAH - CPT
1 stop31h 50mTurkish Airlines
Mon 22/916:35CPT - IAH
1 stop33h 30mTurkish Airlines
Deal found 13/4R20 117
Sun 4/518:10IAH - JNB
1 stop32h 50mQatar Airways
Sat 10/520:25JNB - IAH
1 stop26h 25mQatar Airways
Deal found 13/4R21 147
Mon 1/921:00IAH - CPT
1 stop31h 50mMultiple Airlines
Mon 22/96:05CPT - IAH
2 stops44h 00mMultiple Airlines
Deal found 13/4R21 662
Thu 8/513:29IAH - CPT
2 stops38h 31mBritish Airways
Thu 15/518:55CPT - IAH
1 stop25h 45mBritish Airways
Deal found 14/4R22 768
Tue 13/510:10IAH - JNB
2 stops24h 35mMultiple Airlines
Tue 20/519:35JNB - IAH
2 stops31h 21mMultiple Airlines
Deal found 13/4R23 111
Thu 1/518:10IAH - CPT
1 stop33h 40mQatar Airways
Thu 8/515:20CPT - IAH
2 stops31h 30mQatar Airways
Deal found 13/4R23 549
Tue 23/99:45IAH - JNB
2 stops25h 00mUnited Airlines
Wed 1/1019:00JNB - IAH
1 stop25h 35mUnited Airlines
Deal found 13/4R23 588
Thu 28/816:20IAH - JNB
2 stops34h 00mSWISS
Sun 7/919:35JNB - IAH
2 stops31h 38mSWISS
Deal found 13/4R24 045

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 14 April 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

Mon 28/4

21:00-7:00

1 stop27h 00m

Johannesburg OR Tambo

Tue 13/5

21:15-13:40

1 stop23h 25m

R18 134

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Mon 28/4

20:27-7:00

2 stops27h 33m

Johannesburg OR Tambo

Tue 13/5

19:25-19:15

1 stop30h 50m

R18 210

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Sun 24/8

21:00-10:35

1 stop30h 35m

Johannesburg OR Tambo

Fri 5/9

17:55-19:05

1 stop32h 10m

R18 248

HoustonJohannesburg

HOU - JNB

HOUJNB

Houston Hobby

Mon 28/4

20:16-7:00

2 stops27h 44m

Johannesburg OR Tambo

Tue 13/5

19:25-18:01

2 stops29h 36m

R18 401

HoustonCape Town

IAH - CPT

IAHCPT

Houston George Bush Intcntl

Mon 1/9

21:00-11:50

1 stop31h 50m

Cape Town Intl

Mon 22/9

16:35-19:05

1 stop33h 30m

R20 117

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Sun 4/5

18:10-10:00

1 stop32h 50m

Johannesburg OR Tambo

Sat 10/5

20:25-15:50

1 stop26h 25m

R21 147

HoustonCape Town

IAH - CPT

IAHCPT

Houston George Bush Intcntl

Mon 1/9

21:00-11:50

1 stop31h 50m

Cape Town Intl

Mon 22/9

6:05-19:05

2 stops44h 00m

R21 662

HoustonCape Town

IAH - CPT

IAHCPT

Houston George Bush Intcntl

Thu 8/5

13:29-11:00

2 stops38h 31m

Cape Town Intl

Thu 15/5

18:55-13:40

1 stop25h 45m

R22 768

HoustonJohannesburg

IAH - JNB

IAHJNB

Houston George Bush Intcntl

Tue 13/5

10:10-17:45

2 stops24h 35m

Johannesburg OR Tambo

Tue 20/5

19:35-19:56

2 stops31h 21m

R23 111

HoustonCape Town

IAH - CPT

IAHCPT

Houston George Bush Intcntl

Thu 1/5

18:10-10:50

1 stop33h 40m

Cape Town Intl

Thu 8/5

15:20-15:50

2 stops31h 30m

R23 549

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 52 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 11 April 2025.

Booking 74 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 R13 577). Flying from Houston in June will prove the most costly (average of R23 702). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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.

Comfort

8,0

Overall

8,0

Entertainment

7,9

Boarding

8,2

Crew

8,5

Food

7,3

Reviews

1 / 20
10,0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

8,0

Overall

8,0

Entertainment

7,9

Boarding

8,2

Crew

8,5

Food

7,3

Reviews

1 / 20
10,0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

8,0

Overall

8,0

Entertainment

7,9

Boarding

8,2

Crew

8,5

Food

7,3

Reviews

1 / 20
10,0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

8,0

Overall

8,0

Entertainment

7,9

Boarding

8,2

Crew

8,5

Food

7,3

Reviews

1 / 20
10,0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

8,0

Overall

8,0

Entertainment

7,9

Boarding

8,2

Crew

8,5

Food

7,3

Reviews

1 / 20
10,0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

8,0

Overall

8,0

Entertainment

7,9

Boarding

8,2

Crew

8,5

Food

7,3

Reviews

1 / 20
10,0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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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 14 April 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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