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Cheap flights from Southampton to Houston George Bush Intcntl Airport from £339

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — IAH
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Southampton to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£713

One-way from

£339

Popular in

July

Cheapest in

March

Average price

£636
KLM
  • KLM
  • 2/10-23/10
  • 2 total stops
  • 45h 10m total
  • Southampton to Houston
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2/10
  • 2/10
  • 2 total stops
  • 32h 43m total
  • Southampton to Houston
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£91 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Southampton to George Bush Intcntl

Cheapest flights from Southampton to George Bush Intcntl
Explore the most affordable flight options available from Southampton to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Wed 1/1009:20SOU - IAH
1 stop33h 55mKLM
Thu 23/1015:30IAH - SOU
1 stop19h 30mKLM
Deal found 14/9£713
Wed 1/1017:35SOU - IAH
1 stop25h 40mDelta
Thu 23/1012:55IAH - SOU
2 stops22h 05mDelta
Deal found 14/9£713
Thu 2/1017:35SOU - IAH
1 stop25h 40mKLM
Thu 23/1009:42IAH - SOU
2 stops17h 03mKLM
Deal found 14/9£716
Mon 29/917:35SOU - IAH
1 stop25h 40mDelta
Wed 22/1015:30IAH - SOU
1 stop19h 30mDelta
Deal found 14/9£742
Mon 29/917:35SOU - IAH
1 stop25h 40mDelta
Thu 23/1013:29IAH - SOU
2 stops21h 31mDelta
Deal found 14/9£743
Wed 1/1017:35SOU - IAH
1 stop25h 40mKLM
Sat 25/1015:30IAH - SOU
1 stop12h 20mKLM
Deal found 14/9£745
Thu 2/1017:35SOU - IAH
1 stop25h 40mDelta
Fri 24/1010:50IAH - SOU
2 stops15h 55mDelta
Deal found 14/9£746
Tue 30/909:20SOU - IAH
2 stops16h 46mDelta
Wed 22/1011:49IAH - SOU
2 stops14h 56mDelta
Deal found 14/9£747
Wed 1/1009:20SOU - IAH
1 stop33h 55mKLM
Fri 24/1010:50IAH - SOU
2 stops15h 55mKLM
Deal found 14/9£748

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Southampton to Houston George Bush Intcntl Airport that are best for you.

Fly from

Southampton

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Thu 2/10

17:35-13:15

1 stop25h 40m

Houston George Bush Intcntl

Thu 23/10

15:30-17:00

1 stop19h 30m

£713

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Wed 1/10

09:20-13:15

1 stop33h 55m

Houston George Bush Intcntl

Thu 23/10

15:30-17:00

1 stop19h 30m

£713

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Wed 1/10

17:35-13:15

1 stop25h 40m

Houston George Bush Intcntl

Thu 23/10

12:55-17:00

2 stops22h 05m

£713

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Thu 2/10

17:35-13:15

1 stop25h 40m

Houston George Bush Intcntl

Wed 22/10

15:30-17:00

1 stop19h 30m

£742

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Mon 29/9

17:35-13:15

1 stop25h 40m

Houston George Bush Intcntl

Thu 23/10

15:30-17:00

1 stop19h 30m

£742

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Mon 29/9

17:35-13:15

1 stop25h 40m

Houston George Bush Intcntl

Tue 21/10

15:30-17:00

1 stop19h 30m

£742

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Sun 5/10

18:25-13:15

1 stop24h 50m

Houston George Bush Intcntl

Wed 22/10

15:30-17:00

1 stop19h 30m

£742

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Wed 1/10

09:20-13:15

1 stop33h 55m

Houston George Bush Intcntl

Wed 22/10

07:05-17:00

2 stops27h 55m

£743

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Fri 3/10

17:35-13:15

1 stop25h 40m

Houston George Bush Intcntl

Tue 21/10

18:09-17:00

2 stops16h 51m

£743

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Thu 2/10

20:00-22:43

2 stops32h 43m

£339

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 21 results
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Best time to book a flight from Southampton to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Southampton 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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Southampton to Houston George Bush Intcntl Airport?

Currently, February is the cheapest month in which you can book a flight from Southampton to Houston George Bush Intcntl Airport (average of £680). Flying from Southampton to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Southampton to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Southampton to Houston George Bush Intcntl?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Houston George Bush Intcntl from Southampton. Booking flights from Eastleigh (SOU) to Houston George Bush Intcntl should be relatively easy as there are 0 daily outbound flights to Houston George Bush Intcntl from 0 different airlines.

  • How long is the flight from Southampton to Houston George Bush Intcntl Airport?

    Departing from Southampton to Houston George Bush Intcntl Airport will take you 25h 40m. The distance between Southampton and Houston George Bush Intcntl Airport is about 4799 mi.

  • Can I find deals for flights from Southampton to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Southampton to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to George Bush Intcntl.

  • Can I find deals for business class flights from Southampton to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Southampton to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southampton to Houston George Bush Intcntl Airport?

    Currently, February is the cheapest month in which you can book a flight from Southampton to Houston George Bush Intcntl Airport (average of £680). Flying from Southampton to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
The Woodlands

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Alternative routes for Southampton to George Bush Intcntl

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Fly with Cheapflights

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How does Cheapflights help users find flights from Southampton to George Bush Intcntl?

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Why should you use Cheapflights to find cheap flight tickets from Southampton to George Bush Intcntl?

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Can Cheapflights find flights from Southampton to George Bush Intcntl with no change fees?

Yes, we can. To see specific flights from Southampton to George Bush Intcntl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to George Bush Intcntl become cheaper?

Yes! Start tracking prices for Southampton to George Bush Intcntl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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