Find flights
When to book
FAQs

Cheap flights from Portsmouth to Texas from £532

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.
LHR — DFW
4 Apr — 11 Apr1
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 5 March 2026.

Thu 16/409:05
SOU
-
AUS
1 stop13h 05m
KLM
Thu 23/418:05
AUS
-
SOU
1 stop32h 40m
KLM
Deal found 2/3£673
Sun 10/517:20
SOU
-
AUS
1 stop28h 50m
Delta
Wed 27/507:30
AUS
-
SOU
2 stops19h 05m
Delta
Deal found 28/2£718
Sat 9/509:15
SOU
-
AUS
1 stop12h 55m
Delta
Wed 27/507:30
AUS
-
SOU
2 stops19h 05m
Delta
Deal found 28/2£748
Sat 18/417:20
SOU
-
AUS
2 stops34h 36m
KLM
Sat 25/417:05
AUS
-
SOU
2 stops33h 30m
KLM
Deal found 4/3£752
Tue 12/509:05
SOU
-
AUS
2 stops18h 57m
Delta
Thu 28/510:03
AUS
-
SOU
2 stops16h 32m
Delta
Deal found 28/2£757
Fri 8/517:20
SOU
-
AUS
1 stop28h 50m
Delta
Wed 27/507:30
AUS
-
SOU
2 stops19h 05m
Delta
Deal found 28/2£768
Sat 9/509:15
SOU
-
AUS
1 stop12h 55m
Delta
Thu 28/510:03
AUS
-
SOU
2 stops16h 32m
Delta
Deal found 28/2£784
Fri 8/517:20
SOU
-
AUS
1 stop28h 50m
Delta
Thu 28/510:03
AUS
-
SOU
2 stops16h 32m
Delta
Deal found 28/2£803
Sun 10/509:15
SOU
-
IAH
1 stop34h 00m
Delta
Thu 28/505:20
IAH
-
SOU
2 stops21h 15m
Delta
Deal found 28/2£1,006
Sun 10/517:20
SOU
-
IAH
1 stop25h 55m
Delta
Tue 26/515:20
IAH
-
SOU
1 stop19h 30m
Delta
Deal found 1/3£1,006
Mon 11/509:05
SOU
-
IAH
2 stops16h 55m
Delta
Wed 27/510:41
IAH
-
SOU
2 stops15h 54m
Delta
Deal found 1/3£1,011
Wed 18/308:50
SOU
-
IAH
2 stops17h 19m
KLM
Sun 22/316:30
IAH
-
SOU
1 stop19h 35m
KLM
Deal found 3/3£1,024

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 5 March 2026.

Round-trip from

£673

One-way from

£532

Popular in

August

Cheapest in

February

Average price

£752
KLM
  • KLM
  • 16/4-23/4
  • 2 total stops
  • 45h 45m total
  • Portsmouth to Texas
Search Deals
British Airways
  • British Airways
  • 14/5
  • 2 total stops
  • 35h 20m total
  • Portsmouth to Texas
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£46 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 5 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

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Thu 16/4

09:05-16:10

1 stop13h 05m

Austin Bergstrom

Thu 23/4

18:05-08:45

1 stop32h 40m

£673

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Thu 14/5

09:05-16:10

1 stop13h 05m

Austin Bergstrom

Wed 27/5

07:30-08:35

2 stops19h 05m

£748

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Wed 13/5

17:20-16:10

1 stop28h 50m

Austin Bergstrom

Wed 27/5

07:30-08:35

2 stops19h 05m

£748

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Sat 18/4

17:20-21:56

2 stops34h 36m

Austin Bergstrom

Sat 25/4

17:05-08:35

2 stops33h 30m

£752

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Tue 12/5

09:05-22:02

2 stops18h 57m

Austin Bergstrom

Thu 28/5

10:03-08:35

2 stops16h 32m

£757

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Thu 14/5

09:05-16:10

1 stop13h 05m

Austin Bergstrom

Thu 28/5

10:03-08:35

2 stops16h 32m

£784

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Fri 8/5

17:20-16:10

1 stop28h 50m

Austin Bergstrom

Sat 23/5

18:05-08:35

1 stop32h 30m

£916

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Fri 8/5

17:20-21:07

2 stops33h 47m

Austin Bergstrom

Fri 22/5

18:14-16:50

2 stops16h 36m

£1,003

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Sun 10/5

09:15-13:15

1 stop34h 00m

Houston George Bush Intcntl

Thu 28/5

05:20-08:35

2 stops21h 15m

£1,006

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Mon 11/5

17:20-17:50

2 stops30h 30m

Houston George Bush Intcntl

Tue 26/5

17:54-16:50

2 stops16h 56m

£1,009

Flights are sorted by cheapest return flights first.

Deals found on 28/2

Showing 1-10 of 50 resultsSorted by cheapest first
1
2
3
...
5

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 £204). Flying from Portsmouth to Texas in August is currently the most expensive (average of £507). 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 5 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 13h 05m. There are 4881 mi between Portsmouth and Texas.

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

    While some choose either Southampton Eastleigh - Houston George Bush Intcntl or Southampton Eastleigh - Austin Bergstrom, Southampton Eastleigh - Houston Hobby 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 (86%), Gulf Air (81%) or Malaysia Airlines (79%) 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 £1,891, our data indicates the cheapest price to be £443. The most popular route (Southampton Eastleigh - Houston Hobby), is priced around £704.

  • 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 £204). Flying from Portsmouth to Texas in August is currently the most expensive (average of £507). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Texas

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Gatwick to Newark flights
Heathrow to Orlando flights
Stansted to John F Kennedy Intl flights
London City to John F Kennedy Intl flights
Heathrow to Miami flights
Gatwick to LaGuardia flights
Heathrow to Boston flights
Heathrow to San Francisco flights
Luton to John F Kennedy Intl flights
Manchester to Orlando flights
Heathrow to O'Hare Intl flights
Heathrow to Las Vegas flights
Gatwick to Orlando flights
Luton to Newark flights
Manchester to John F Kennedy Intl flights
London City to Newark flights
Stansted to Newark flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Seattle flights
Gatwick to Boston flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
Gatwick to Miami flights
Heathrow to Hobby flights
Heathrow to Dulles Intl flights
Edinburgh to John F Kennedy Intl flights
Heathrow to Atlanta flights
Stansted to Miami flights
London City to Los Angeles flights
London City to Miami flights
Edinburgh to Newark flights
Heathrow to Tampa flights
Stansted to Orlando flights
Heathrow to Baltimore flights
Heathrow to George Bush Intcntl flights
London City to Boston flights
Heathrow to Nashville flights
Stansted to Boston flights
Gatwick to San Francisco flights
Manchester to Newark flights
Heathrow to Ontario flights
Heathrow to Denver flights
Stansted to San Francisco flights
Heathrow to Midway flights
London City to Orlando flights

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 5 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£75Average£112FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
WestJetCheapest£191Average£630FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapest£318Average£818FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£387Average£732FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Turkish AirlinesCheapest£396Average£754FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£430Average£723FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£458Average£729FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£463Average£624FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£472Average£632FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£476Average£720FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.