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Cheap flights from Houston George Bush Intcntl Airport to London from £305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to London departing on 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Houston George Bush Intcntl Airport to London

Cheap return flights

Delta Logo
15:30 - 17:50IAH-SOU
20h 20m1 stop
Delta Logo
17:35 - 13:15SOU-IAH
25h 40m1 stop
£626Delta
Find Deal
Mon, 18 Aug - Thu, 28 Aug
Delta Logo
15:30 - 17:00IAH-SOU
19h 30m1 stop
Delta Logo
18:05 - 14:30SOU-IAH
25h 25m1 stop
£628Delta
Find Deal
Mon, 13 Oct - Thu, 30 Oct
Delta Logo
07:00 - 08:50IAH-SOU
19h 50m2 stops
Delta Logo
09:20 - 13:15SOU-IAH
33h 55m1 stop
£630Delta
Find Deal
Mon, 18 Aug - Thu, 28 Aug
Delta Logo
14:30 - 17:00IAH-SOU
20h 30m2 stops
Delta Logo
18:05 - 14:30SOU-IAH
25h 25m1 stop
£631Delta
Find Deal
Mon, 13 Oct - Thu, 30 Oct
Delta Logo
15:30 - 17:50IAH-SOU
20h 20m1 stop
Delta Logo
09:20 - 23:14SOU-IAH
19h 54m2 stops
£635Delta
Find Deal
Mon, 18 Aug - Fri, 29 Aug
Delta Logo
15:30 - 17:50IAH-SOU
20h 20m1 stop
Delta Logo
09:20 - 23:14SOU-IAH
19h 54m2 stops
£635Delta
Find Deal
Mon, 18 Aug - Tue, 2 Sep
Logo
08:00 - 19:30IAH-SOU
29h 30m2 stops
Logo
09:40 - 21:07SOU-IAH
41h 27m3 stops
£682
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Logo
07:20 - 19:30IAH-SOU
30h 10m3 stops
Logo
09:40 - 21:07SOU-IAH
41h 27m3 stops
£713
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Virgin Atlantic Logo
15:30 - 17:00IAH-SOU
19h 30m1 stop
Virgin Atlantic Logo
17:35 - 13:15SOU-IAH
25h 40m1 stop
£794Virgin Atlantic
Find Deal
Wed, 27 Aug - Tue, 9 Sep
KLM Logo
16:00 - 17:00IAH-SOU
19h 00m2 stops
KLM Logo
09:20 - 13:15SOU-IAH
33h 55m1 stop
£799KLM
Find Deal
Wed, 27 Aug - Tue, 9 Sep

Delta flights from Houston George Bush Intcntl Airport to Southampton

Our best Delta deals on Houston George Bush Intcntl Airport to Southampton flight tickets
Delta
18 Aug
IAH15:30Houston George Bush Intcntl
20h 20m
1 stop
SOU17:50Southampton Eastleigh
28 Aug
SOU17:35Southampton Eastleigh
25h 40m
1 stop
IAH13:15Houston George Bush Intcntl
£626
Find similar
Delta
13 Oct
IAH15:30Houston George Bush Intcntl
19h 30m
1 stop
SOU17:00Southampton Eastleigh
30 Oct
SOU18:05Southampton Eastleigh
25h 25m
1 stop
IAH14:30Houston George Bush Intcntl
£628
Find similar
Delta
18 Aug
IAH07:00Houston George Bush Intcntl
19h 50m
2 stops
SOU08:50Southampton Eastleigh
28 Aug
SOU09:20Southampton Eastleigh
33h 55m
1 stop
IAH13:15Houston George Bush Intcntl
£630
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Houston George Bush Intcntl Airport 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, momondo users made 279,928 searches. Data last updated 1 August 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

Fly to

Route

Depart

Return

Price

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 18/8

15:30-17:50

1 stop20h 20m

Southampton Eastleigh

Thu 28/8

17:35-13:15

1 stop25h 40m

£626

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 13/10

15:30-17:00

1 stop19h 30m

Southampton Eastleigh

Thu 30/10

18:05-14:30

1 stop25h 25m

£628

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 18/8

07:00-08:50

2 stops19h 50m

Southampton Eastleigh

Thu 28/8

09:20-13:15

1 stop33h 55m

£630

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 13/10

14:30-17:00

2 stops20h 30m

Southampton Eastleigh

Thu 30/10

18:05-14:30

1 stop25h 25m

£631

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 18/8

15:30-17:50

1 stop20h 20m

Southampton Eastleigh

Fri 29/8

09:20-23:14

2 stops19h 54m

£635

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 18/8

15:30-17:50

1 stop20h 20m

Southampton Eastleigh

Tue 2/9

09:20-23:14

2 stops19h 54m

£635

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 13/10

08:00-19:30

2 stops29h 30m

Southampton Eastleigh

Mon 20/10

09:40-21:07

3 stops41h 27m

£682

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Mon 13/10

07:20-19:30

3 stops30h 10m

Southampton Eastleigh

Mon 20/10

09:40-21:07

3 stops41h 27m

£713

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Wed 27/8

15:30-17:00

1 stop19h 30m

Southampton Eastleigh

Tue 9/9

17:35-13:15

1 stop25h 40m

£794

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

Wed 27/8

16:00-17:00

2 stops19h 00m

Southampton Eastleigh

Tue 9/9

09:20-13:15

1 stop33h 55m

£799

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Houston George Bush Intcntl to Southampton Eastleigh?

KLM is the most popular carrier operating from Houston George Bush Intcntl to Southampton Eastleigh

Which airlines fly to Southampton?

British Airways, Iberia and United Airlines are the top three most popular airlines that fly to Southampton from Houston George Bush Intcntl Airport according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 4 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When to book flights from Houston George Bush Intcntl Airport to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Houston George Bush Intcntl Airport to Southampton (IAH to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Southampton

Best price found

£305

Fastest flight time

11h 15m

Direct flights

None

Airports in Southampton

1 airport
The best one-way flight to Southampton from Houston George Bush Intcntl Airport in the past 72 hours is £305. The best return flight deal from Houston George Bush Intcntl Airport to Southampton found on momondo in the last 72 hours is £626.
The fastest flight from Houston George Bush Intcntl Airport to Southampton takes 11h 15m
There are no direct flights from Houston George Bush Intcntl Airport to Southampton. Popular non-direct route for this connection is Houston George Bush Intcntl Airport - Southampton Eastleigh Airport.
There is 1 airport near Southampton: Southampton Eastleigh (SOU)
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  • How far is Houston George Bush Intcntl to Southampton Eastleigh by plane?

    Houston George Bush Intcntl and Southampton Eastleigh are 4797.8 mi apart from one another. In terms of flight time, this usually takes a little over 11h 15m.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Southampton Eastleigh Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Southampton Eastleigh Airport are updated daily.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Southampton Eastleigh Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Book flights to London if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Southampton?

It is quick and easy to find Houston to Southampton flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Southampton that suits you.

Can I find flights from Houston to Southampton with flexible booking policies on momondo?

All flight searches from Houston to Southampton on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Southampton?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southampton from Houston.

I’m not ready to book a flight from Houston to Southampton right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Southampton, momondo offers a useful price alert feature which will track prices for flights to Southampton from Houston and alert you when they change.

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