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Cheap flights from Houston George Bush Intcntl Airport to London from $333

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 10/13. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Houston George Bush Intcntl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
3:20 pm - 8:45 am
IAH
-
SOU
11h 25m
1 stop
KLM Logo
9:05 am - 1:15 pm
SOU
-
IAH
34h 10m
1 stop
$1,031KLM
mar., oct. 6 - mar., oct. 20
KLM Logo
3:20 pm - 8:45 am
IAH
-
SOU
11h 25m
1 stop
KLM Logo
9:05 am - 1:15 pm
SOU
-
IAH
34h 10m
1 stop
$1,033KLM
mar., oct. 6 - mar., oct. 20
Delta Logo
9:40 am - 8:45 am
IAH
-
SOU
17h 05m
2 stops
Delta Logo
5:20 pm - 1:15 pm
SOU
-
IAH
25h 55m
1 stop
$1,035Delta
mar., oct. 6 - mar., oct. 20
Delta Logo
9:40 am - 8:45 am
IAH
-
SOU
17h 05m
2 stops
Delta Logo
5:20 pm - 1:15 pm
SOU
-
IAH
25h 55m
1 stop
$1,037Delta
mar., oct. 6 - mar., oct. 20
Delta Logo
9:40 am - 8:45 am
IAH
-
SOU
17h 05m
2 stops
Delta Logo
5:20 pm - 1:15 pm
SOU
-
IAH
25h 55m
1 stop
$1,038Delta
mar., oct. 6 - mar., oct. 20
Delta Logo
11:30 am - 8:45 am
IAH
-
SOU
15h 15m
2 stops
Delta Logo
9:05 am - 11:58 pm
SOU
-
IAH
20h 53m
2 stops
$1,045Delta
mar., oct. 6 - mar., oct. 20
Delta Logo
11:30 am - 8:45 am
IAH
-
SOU
15h 15m
2 stops
Delta Logo
9:05 am - 11:58 pm
SOU
-
IAH
20h 53m
2 stops
$1,047Delta
mar., oct. 6 - mar., oct. 20
KLM Logo
3:20 pm - 4:50 pm
IAH
-
SOU
19h 30m
1 stop
KLM Logo
9:05 am - 11:49 pm
SOU
-
IAH
20h 44m
2 stops
$1,103KLM
lun., sept. 14 - ven., sept. 25
Delta Logo
10:44 am - 8:35 am
IAH
-
SOU
15h 51m
2 stops
Delta Logo
9:05 am - 9:30 pm
SOU
-
IAH
18h 25m
2 stops
$1,107Delta
lun., sept. 14 - ven., sept. 25
Delta Logo
5:00 pm - 8:45 am
IAH
-
SOU
33h 45m
2 stops
Delta Logo
6:05 pm - 1:20 pm
SOU
-
IAH
25h 15m
1 stop
$1,110Delta
sam., août 8 - lun., août 24

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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
Oct 6
IAH9:40 amHouston George Bush Intcntl
17h 05m
2 stops
SOU8:45 amSouthampton Eastleigh
Oct 20
SOU5:20 pmSouthampton Eastleigh
25h 55m
1 stop
IAH1:15 pmHouston George Bush Intcntl
$1,035
Delta
Oct 6
IAH9:40 amHouston George Bush Intcntl
17h 05m
2 stops
SOU8:45 amSouthampton Eastleigh
Oct 20
SOU5:20 pmSouthampton Eastleigh
25h 55m
1 stop
IAH1:15 pmHouston George Bush Intcntl
$1,037
Delta
Oct 6
IAH9:40 amHouston George Bush Intcntl
17h 05m
2 stops
SOU8:45 amSouthampton Eastleigh
Oct 20
SOU5:20 pmSouthampton Eastleigh
25h 55m
1 stop
IAH1:15 pmHouston George Bush Intcntl
$1,038

British Airways flights from Houston George Bush Intcntl Airport to Southampton

Our best British Airways deals on Houston George Bush Intcntl Airport to Southampton flight tickets
British Airways
Nov 19
IAH3:50 pmHouston George Bush Intcntl
19h 50m
2 stops
SOU5:40 pmSouthampton Eastleigh
Nov 30
SOU7:55 pmSouthampton Eastleigh
30h 05m
2 stops
IAH8:00 pmHouston George Bush Intcntl
$5,013
British Airways
Aug 7
IAH9:05 pmHouston George Bush Intcntl
16h 05m
2 stops
SOU7:10 pmSouthampton Eastleigh
Aug 23
SOU8:50 pmSouthampton Eastleigh
22h 35m
2 stops
IAH1:25 pmHouston George Bush Intcntl
$5,022
British Airways
Aug 25
IAH9:05 pmHouston George Bush Intcntl
14h 40m
2 stops
SOU5:45 pmSouthampton Eastleigh
Sep 8
SOU3:15 pmSouthampton Eastleigh
28h 10m
2 stops
IAH1:25 pmHouston George Bush Intcntl
$5,026

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated juin 23, 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 round-trip

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

3:20 pm-8:45 am

1 stop11h 25m

Southampton Eastleigh

mar. 10/20

9:05 am-1:15 pm

1 stop34h 10m

$1,031

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

3:20 pm-8:45 am

1 stop11h 25m

Southampton Eastleigh

mar. 10/20

9:05 am-1:15 pm

1 stop34h 10m

$1,033

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

9:40 am-8:45 am

2 stops17h 05m

Southampton Eastleigh

mar. 10/20

5:20 pm-1:15 pm

1 stop25h 55m

$1,035

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

9:40 am-8:45 am

2 stops17h 05m

Southampton Eastleigh

mar. 10/20

5:20 pm-1:15 pm

1 stop25h 55m

$1,037

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

9:40 am-8:45 am

2 stops17h 05m

Southampton Eastleigh

mar. 10/20

5:20 pm-1:15 pm

1 stop25h 55m

$1,038

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

11:30 am-8:45 am

2 stops15h 15m

Southampton Eastleigh

mar. 10/20

9:05 am-11:58 pm

2 stops20h 53m

$1,045

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

mar. 10/6

11:30 am-8:45 am

2 stops15h 15m

Southampton Eastleigh

mar. 10/20

9:05 am-11:58 pm

2 stops20h 53m

$1,047

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

lun. 9/14

3:20 pm-4:50 pm

1 stop19h 30m

Southampton Eastleigh

ven. 9/25

9:05 am-11:49 pm

2 stops20h 44m

$1,103
Quickest round-trip

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

lun. 9/14

10:44 am-8:35 am

2 stops15h 51m

Southampton Eastleigh

ven. 9/25

9:05 am-9:30 pm

2 stops18h 25m

$1,107

HoustonSouthampton

IAH - SOU

IAHSOU

Houston George Bush Intcntl

sam. 8/8

5:00 pm-8:45 am

2 stops33h 45m

Southampton Eastleigh

lun. 8/24

6:05 pm-1:20 pm

1 stop25h 15m

$1,110

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on Houston George Bush Intcntl Airport to Southampton flights?

You could potentially save up to 2% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Southampton flight.

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 round-trip 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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Southampton takes 11h 20m
There are no direct flights from Houston George Bush Intcntl Airport to Southampton. There are no popular flight routes from Houston George Bush Intcntl Airport to Southampton.
Search flight deals

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Southampton

  • How far is Houston George Bush Intcntl to Southampton Eastleigh by plane?

    The distance between Houston George Bush Intcntl and Southampton Eastleigh is about 4797.8 mi. In terms of flight time, this usually takes a little over 11h 20m.

  • 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 refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Why use momondo?

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

Finding the right flight to Southampton from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southampton quick and easy, saving you time and money.

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

Flights from Houston to Southampton with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Yes momondo offers price alerts on flights to Southampton from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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