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Cheap flights from Portsmouth to Texas from £563

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
24 Apr — 1 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Texas

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Texas
Explore the most affordable flight options available from Portsmouth to Texas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2026.

Sun 31/517:20
SOU
-
AUS
1 stop28h 50m
Delta
Tue 9/617:00
AUS
-
SOU
2 stops17h 50m
Delta
Deal found 22/3£807
Thu 4/609:05
SOU
-
AUS
1 stop13h 05m
Delta
Tue 9/618:32
AUS
-
SOU
2 stops16h 18m
Delta
Deal found 22/3£837
Thu 4/609:05
SOU
-
AUS
2 stops17h 28m
Delta
Mon 8/618:10
AUS
-
SOU
2 stops40h 40m
Delta
Deal found 22/3£840
Thu 23/408:55
SOU
-
AUS
2 stops36h 30m
British Airways
Mon 27/422:30
AUS
-
SOU
2 stops27h 55m
British Airways
Deal found 19/3£844
Thu 3/1208:55
SOU
-
AUS
2 stops37h 55m
British Airways
Mon 7/1218:55
AUS
-
SOU
2 stops18h 30m
British Airways
Deal found 22/3£856
Sun 31/517:20
SOU
-
AUS
1 stop28h 50m
Delta
Fri 12/618:10
AUS
-
SOU
1 stop16h 40m
Delta
Deal found 22/3£870
Fri 25/906:50
SOU
-
AUS
2 stops19h 45m
British Airways
Sat 3/1022:30
AUS
-
SOU
2 stops27h 55m
British Airways
Deal found 20/3£898
Thu 4/609:05
SOU
-
AUS
1 stop13h 05m
Delta
Fri 12/618:10
AUS
-
SOU
1 stop16h 40m
Delta
Deal found 22/3£900
Wed 6/509:05
SOU
-
HOU
2 stops20h 02m
Delta
Wed 13/506:00
HOU
-
SOU
2 stops20h 35m
Delta
Deal found 22/3£1,022
Fri 8/520:00
SOU
-
HOU
2 stops29h 51m
Multiple Airlines
Fri 15/512:42
HOU
-
SOU
2 stops22h 08m
Multiple Airlines
Deal found 24/3£1,107
Thu 3/906:50
SOU
-
IAH
2 stops36h 35m
British Airways
Mon 7/921:05
IAH
-
SOU
2 stops16h 20m
British Airways
Deal found 22/3£1,138

Find flight deals from Portsmouth to Texas

Keep the following information in mind while searching for Portsmouth to Texas flight deals. Data was last updated 25 March 2026.

Round-trip from

£807

One-way from

£563

Popular in

August

Cheapest in

September

Average price

£795
Delta
  • Delta
  • 31/5-9/6
  • 3 total stops
  • 46h 40m total
  • Portsmouth to Texas
Search Deals
13/9
  • 13/9
  • 3 total stops
  • 46h 07m total
  • Portsmouth to Texas
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Texas 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 25 March 2026.
Use the filters below to find and compare flights from Portsmouth to Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Thu 23/4

08:55-15:25

2 stops36h 30m

Austin Bergstrom

Mon 27/4

22:30-08:25

2 stops27h 55m

£844

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Sat 30/5

14:55-15:25

2 stops54h 30m

Austin Bergstrom

Thu 11/6

22:30-09:45

2 stops29h 15m

£915

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Tue 30/6

08:55-15:25

2 stops36h 30m

Austin Bergstrom

Thu 9/7

17:55-16:15

2 stops40h 20m

£934

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Tue 30/6

19:55-15:25

2 stops25h 30m

Austin Bergstrom

Sat 11/7

22:30-20:15

2 stops15h 45m

£945

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Thu 28/5

08:55-20:35

2 stops17h 40m

Austin Bergstrom

Thu 4/6

17:55-09:45

2 stops33h 50m

£996

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Fri 29/5

19:55-15:25

2 stops25h 30m

Austin Bergstrom

Sat 6/6

22:30-08:25

2 stops27h 55m

£1,018

SouthamptonHouston

SOU - HOU

SOUHOU

Southampton Eastleigh

Wed 6/5

09:05-23:07

2 stops20h 02m

Houston Hobby

Wed 13/5

06:00-08:35

2 stops20h 35m

£1,022

SouthamptonHouston

SOU - HOU

SOUHOU

Southampton Eastleigh

Fri 8/5

20:00-19:51

2 stops29h 51m

Houston Hobby

Fri 15/5

12:42-16:50

2 stops22h 08m

£1,107

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Thu 3/9

06:50-13:25

2 stops36h 35m

Houston George Bush Intcntl

Mon 7/9

21:05-19:25

2 stops16h 20m

£1,138
Fastest return journey

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Sat 30/5

06:50-20:35

2 stops19h 45m

Austin Bergstrom

Wed 3/6

17:55-17:40

2 stops17h 45m

£1,166

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight from Portsmouth to Texas

Have a flexible travel schedule? Discover the best time to fly to Texas from Portsmouth 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 Portsmouth to Texas

What is the cheapest month to book a flight from Portsmouth to Texas?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Texas (average of £190). Flying from Portsmouth to Texas in June is currently the most expensive (average of £492). 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.

What is the cheapest time of day to fly from P0R to TX?

Find hourly flight availability from Portsmouth to Texas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Texas as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Texas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portsmouth to Texas?

    Departing from Portsmouth to Texas will take you 20h 02m. There are 4813 mi between Portsmouth and Texas. This flight may include one or multiple stops.

  • What are the most popular routes from Portsmouth to Texas?

    While some choose either Southampton Eastleigh - Houston Hobby or Southampton Eastleigh - Houston George Bush Intcntl, Southampton Eastleigh - Austin Bergstrom is the most popular route from Portsmouth to Texas.

  • What are the most reliable airlines from Portsmouth to Texas?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Texas consider choosing Royal Jordanian (87%), Gulf Air (81%) or Malaysia Airlines (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portsmouth to Texas?

    Looking for the cheapest flight from Portsmouth to Texas? While on average our users pay £1,885, our data indicates the cheapest price to be £497. The most popular route (Southampton Eastleigh - Austin Bergstrom), is priced around £807.

  • Can I find deals for flights from Portsmouth to Texas that include hotel bookings?

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

  • How can I find direct flights from Portsmouth to Texas?

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

  • Can I find deals for business class flights from Portsmouth to Texas?

    Yes. Cheapflights offers flight deals from Portsmouth to Texas 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 Portsmouth to Texas?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Texas (average of £190). Flying from Portsmouth to Texas in June is currently the most expensive (average of £492). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Texas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Texas

Discover the top 10 airlines that operate flights from Portsmouth to Texas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£75Average£111FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
WestJetCheapest£171Average£808FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapest£388Average£759FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Turkish AirlinesCheapest£395Average£754FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£428Average£725FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£440Average£821FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£457Average£732FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£461Average£623FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£471Average£643FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£475Average£705FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portsmouth to Texas?

Cheapflights helps you search for flights from Portsmouth to Texas via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Texas?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to Texas.

Can Cheapflights find flights from Portsmouth to Texas with no change fees?

Need flexible booking options for your flight to Texas from Portsmouth? 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 Portsmouth to Texas become cheaper?

Of course! You can now track prices for flights from Portsmouth to Texas and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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