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Cheap flights from Houston George Bush Intcntl Airport to Southampton from £345

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOU
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from George Bush Intcntl to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Southampton (SOU). 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 18 September 2025.

Round-trip from

£608

One-way from

£345

Popular in

June

Cheapest in

August

Average price

£644
Delta
  • Delta
  • 26/2-2/3
  • 2 total stops
  • 45h 30m total
  • Houston to Southampton
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KLM
  • KLM
  • 5/10
  • 1 total stop
  • 19h 30m total
  • Houston to Southampton
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Highest demand for flights based on searches. 19% potential increase in price (£135 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£24 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 George Bush Intcntl to Southampton

Cheapest flights from George Bush Intcntl to Southampton
Explore the most affordable flight options available from George Bush Intcntl to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Fri 17/1015:30IAH - SOU
1 stop11h 15mDelta
Fri 24/1009:20SOU - IAH
2 stops20h 39mDelta
Deal found 17/9£610
Fri 17/1007:21IAH - SOU
3 stops26h 24mMultiple Airlines
Fri 24/1019:25SOU - IAH
3 stops31h 52mMultiple Airlines
Deal found 17/9£1,087

Cheapflights Fare Finder

 
Customise your flight search to find flights from George Bush Intcntl to Southampton 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 18 September 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Southampton that are best for you.

Fly from

George Bush Intcntl

Fly to

Southampton

Route

Depart

Return

Price

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Thu 26/2

15:30-17:00

1 stop19h 30m

Southampton Eastleigh

Mon 2/3

17:30-13:30

1 stop26h 00m

£608

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Fri 17/10

15:30-08:45

1 stop11h 15m

Southampton Eastleigh

Fri 24/10

09:20-23:59

2 stops20h 39m

£610

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Thu 26/2

15:40-08:50

2 stops35h 10m

Southampton Eastleigh

Mon 2/3

17:30-22:19

2 stops34h 49m

£629

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 15/3

16:30-17:00

1 stop19h 30m

Southampton Eastleigh

Sun 29/3

17:35-13:20

1 stop25h 45m

£634

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 15/3

12:55-08:20

2 stops14h 25m

Southampton Eastleigh

Sun 29/3

17:35-13:20

1 stop25h 45m

£637

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 5/10

15:30-17:00

1 stop19h 30m

£345

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 5/10

05:25-07:30

3 stops44h 05m

£369

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 5/10

10:04-09:10

2 stops17h 06m

£382

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Best time to book a flight from George Bush Intcntl to Southampton

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

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

Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Southampton (average of £203). Flying from Houston George Bush Intcntl Airport to Southampton in November is currently the most expensive (average of £262). 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.

How much does it cost for a return flight from Houston George Bush Intcntl Airport to Southampton?

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Southampton. 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 into for flights to Southampton from Houston George Bush Intcntl?

    For a flight from Houston George Bush Intcntl to Southampton, you will be flying into Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city. Eastleigh is the only Southampton airport and it handles 0 inbound flights from Houston George Bush Intcntl per day. 0 airlines have flights to Southampton Eastleigh from Houston George Bush Intcntl on a regular basis.

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

    There are many flights that can get you from Houston George Bush Intcntl Airport to Southampton in 19h 30m. Fly via Delta to get the fastest option. The distance between Houston George Bush Intcntl Airport and Southampton is about 4799 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Southampton 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 Houston George Bush Intcntl Airport to Southampton?

    Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Southampton (average of £203). Flying from Houston George Bush Intcntl Airport to Southampton in November is currently the most expensive (average of £262). 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.

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