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Cheap flights from Houston to Southampton from £417

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SOU
20 Jan — 27 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Houston to Southampton

Enter your travel dates to find the best prices.

Cheapest flights from Houston to Southampton
Explore the most affordable flight options available from Houston to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2025.

Tue 23/1215:30IAH - SOU
1 stop19h 30mDelta
Tue 30/1217:30SOU - IAH
1 stop26h 00mDelta
Deal found 20/12£1,229
Tue 23/1215:30IAH - SOU
1 stop19h 30mDelta
Wed 31/1217:30SOU - IAH
1 stop26h 00mDelta
Deal found 20/12£1,322
Wed 24/1215:50IAH - SOU
2 stops45h 20mBritish Airways
Tue 30/1219:55SOU - IAH
2 stops54h 05mBritish Airways
Deal found 20/12£3,436

Find flight deals from Houston to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 21 December 2025.

Round-trip from

£587

One-way from

£417

Popular in

June

Cheapest in

September

Average price

£693
KLM
  • KLM
  • 22/3-31/3
  • 2 total stops
  • 53h 40m total
  • Houston to Southampton
Search Deals
Aer Lingus
  • Aer Lingus
  • 14/5
  • 2 total stops
  • 16h 25m total
  • Houston to Southampton
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Houston 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 21 December 2025.
Use the filters below to find and compare flights from Houston to Southampton that are best for you.

Fly from

Houston

Fly to

Southampton

Route

Depart

Return

Price

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Sun 22/3

16:30-17:00

1 stop19h 30m

Southampton Eastleigh

Tue 31/3

09:05-13:15

1 stop34h 10m

£587

HoustonSouthampton

HOU - SOU

HOUSOU

Houston Hobby

Sun 22/3

17:27-17:00

2 stops18h 33m

Southampton Eastleigh

Tue 31/3

09:05-22:28

2 stops19h 23m

£599

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Fri 16/1

15:30-08:45

1 stop11h 15m

Southampton Eastleigh

Fri 23/1

09:00-23:56

2 stops20h 56m

£632

HoustonSouthampton

HOU - SOU

HOUSOU

Houston Hobby

Mon 2/2

11:09-08:50

2 stops15h 41m

Southampton Eastleigh

Mon 9/2

09:25-22:33

2 stops19h 08m

£636

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Fri 16/1

16:25-17:15

2 stops42h 50m

Southampton Eastleigh

Fri 23/1

09:00-21:13

2 stops18h 13m

£677

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 9/3

16:30-17:00

1 stop19h 30m

Southampton Eastleigh

Fri 13/3

17:35-14:30

1 stop25h 55m

£682

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Fri 16/1

11:38-14:50

3 stops21h 12m

Southampton Eastleigh

Fri 23/1

21:20-23:34

3 stops32h 14m

£735

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 9/3

16:50-15:35

2 stops17h 45m

Southampton Eastleigh

Fri 13/3

09:30-21:57

2 stops17h 27m

£786

HoustonSouthampton

HOU - SOU

HOUSOU

Houston Hobby

Mon 9/3

11:44-08:10

2 stops15h 26m

Southampton Eastleigh

Fri 13/3

08:40-22:42

2 stops19h 02m

£1,196

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Thu 14/5

21:05-19:30

2 stops16h 25m

£417

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 12 results
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Best time to book a flight from Houston to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton 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.

Cheapflights Insights

Everything you need to know about your flight from Houston to Southampton

What is the cheapest month to book a flight from Houston to Southampton?

Currently, October is the cheapest month in which you can book a flight from Houston to Southampton (average of £377). Flying from Houston to Southampton in June is currently the most expensive (average of £641). 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 Houston 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?

    Most people fly into Southampton Eastleigh (SOU) if they book a flight to Southampton from Houston. On average, Eastleigh has 0 inbound flights from Houston per day from 0 airlines. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

  • How long is the flight from Houston to Southampton?

    Airlines like KLM and Delta fly from Houston to Southampton in about 18h 33m. The time it takes to get you to your destination can typically vary by up to 57m. Houston and Southampton are separated by a distance of 4813 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Houston to Southampton that include hotel bookings?

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

  • How can I find direct flights from Houston to Southampton?

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

  • Can I find deals for business class flights from Houston to Southampton?

    Yes. Cheapflights offers flight deals from Houston 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 to Southampton?

    Currently, October is the cheapest month in which you can book a flight from Houston to Southampton (average of £377). Flying from Houston to Southampton in June is currently the most expensive (average of £641). 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

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Alternative routes for Houston to Southampton

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Fly with Cheapflights

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How does Cheapflights help users find flights from Houston to Southampton?

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Can Cheapflights find flights from Houston to Southampton with no change fees?

Need flexible booking options for your flight to Southampton from Houston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Houston to Southampton become cheaper?

Yes! Start tracking prices for Houston to Southampton 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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