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Cheap flights from Houston George Bush Intcntl Airport to Southampton from £315

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOU
6 Aug — 13 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from George Bush Intcntl to Southampton

Enter your travel dates to find the best prices.

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 7 July 2026.

Tue 6/1015:20
IAH
-
SOU
1 stop11h 25m
KLM
Tue 20/1009:05
SOU
-
IAH
1 stop34h 10m
KLM
Deal found 3/7£768
Tue 6/1015:20
IAH
-
SOU
1 stop11h 25m
Delta
Tue 20/1017:20
SOU
-
IAH
1 stop25h 55m
Delta
Deal found 6/7£769
Mon 5/1015:20
IAH
-
SOU
1 stop19h 30m
Delta
Mon 12/1017:20
SOU
-
IAH
1 stop25h 55m
Delta
Deal found 4/7£770
Mon 5/1015:20
IAH
-
SOU
1 stop19h 30m
Delta
Thu 15/1009:05
SOU
-
IAH
2 stops19h 10m
Delta
Deal found 4/7£777
Thu 8/1015:20
IAH
-
SOU
1 stop19h 30m
Delta
Mon 19/1017:20
SOU
-
IAH
1 stop25h 55m
Delta
Deal found 5/7£807

Find 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 7 July 2026.

Round-trip from

£768

One-way from

£315

Popular in

June

Cheapest in

September

Average price

£808
KLM
  • KLM
  • 6/10-20/10
  • 2 total stops
  • 45h 35m total
  • Houston to Southampton
Search Deals
Delta
  • Delta
  • 14/10
  • 1 total stop
  • 19h 30m total
  • Houston to Southampton
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£154 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 7 July 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Tue 6/10

15:20-08:45

1 stop11h 25m

Southampton Eastleigh

Tue 20/10

09:05-13:15

1 stop34h 10m

£768

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Tue 6/10

11:20-08:45

2 stops15h 25m

Southampton Eastleigh

Tue 20/10

17:20-13:15

1 stop25h 55m

£771
Fastest return journey

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 11/10

10:57-08:35

2 stops15h 38m

Southampton Eastleigh

Thu 15/10

09:05-22:15

2 stops19h 10m

£780

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Thu 8/10

15:20-16:50

1 stop19h 30m

Southampton Eastleigh

Mon 19/10

17:20-13:15

1 stop25h 55m

£807

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 9/8

12:12-17:35

2 stops23h 23m

Southampton Eastleigh

Tue 18/8

18:05-13:20

1 stop25h 15m

£815

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 9/8

15:25-08:45

1 stop11h 20m

Southampton Eastleigh

Tue 18/8

09:15-13:20

1 stop34h 05m

£815
Cheapest one-way
Fastest single journey

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Wed 14/10

15:20-16:50

1 stop19h 30m

£315

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 20/9

18:42-10:15

3 stops57h 33m

£348

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 20/9

15:20-16:50

1 stop19h 30m

£398

Flights are sorted by cheapest return flights first.

Deals found on 6/7

Sorted by cheapest first

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.

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 11h 25m. Fly via KLM or Delta to get the fastest option. The distance between Houston George Bush Intcntl Airport and Southampton is about 4799 mi. This flight may include one or multiple stops.

  • 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.

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