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Cheap flights from Portsmouth to Texas from £674

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
5 Apr — 12 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 6 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£674
Sun 19/417:20
SOU
-
AUS
1 stop28h 50m
KLM
Sun 26/418:28
AUS
-
SOU
2 stops40h 22m
KLM
Deal found 5/3£690
Sun 19/417:20
SOU
-
AUS
2 stops35h 19m
Virgin Atlantic
Sun 26/418:00
AUS
-
SOU
2 stops32h 35m
Virgin Atlantic
Deal found 5/3£724
Sat 18/417:20
SOU
-
AUS
2 stops34h 36m
KLM
Sat 25/417:05
AUS
-
SOU
2 stops33h 30m
KLM
Deal found 4/3£753
Thu 23/408:55
SOU
-
AUS
2 stops36h 30m
British Airways
Mon 27/422:30
AUS
-
SOU
2 stops27h 55m
British Airways
Deal found 5/3£823
Fri 18/908:55
SOU
-
AUS
2 stops36h 30m
British Airways
Mon 21/922:30
AUS
-
SOU
2 stops29h 15m
British Airways
Deal found 4/3£824
Wed 18/308:50
SOU
-
IAH
2 stops17h 19m
KLM
Sun 22/316:30
IAH
-
SOU
1 stop19h 35m
KLM
Deal found 3/3£1,025
Sun 31/517:20
SOU
-
IAH
1 stop25h 55m
Delta
Mon 27/713:15
IAH
-
SOU
2 stops22h 20m
Delta
Deal found 2/3£1,068
Wed 3/609:05
SOU
-
IAH
2 stops20h 49m
Delta
Thu 30/715:20
IAH
-
SOU
1 stop11h 25m
Delta
Deal found 2/3£1,071
Wed 3/609:05
SOU
-
HOU
2 stops30h 22m
Delta
Wed 29/717:35
HOU
-
SOU
2 stops18h 00m
Delta
Deal found 2/3£1,071
Sun 31/517:20
SOU
-
IAH
1 stop25h 55m
Delta
Wed 29/710:45
IAH
-
SOU
2 stops16h 00m
Delta
Deal found 5/3£1,088
Mon 1/609:05
SOU
-
IAH
2 stops16h 55m
Delta
Tue 28/705:55
IAH
-
SOU
2 stops29h 40m
Delta
Deal found 5/3£1,092

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 6 March 2026.

Round-trip from

£674

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
Highest demand for flights based on searches. 7% potential increase in price (£45 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 6 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 16/4

09:05-16:10

1 stop13h 05m

Austin Bergstrom

Thu 23/4

18:05-08:45

1 stop32h 40m

£674

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Sun 19/4

17:20-16:10

1 stop28h 50m

Austin Bergstrom

Sun 26/4

18:28-16:50

2 stops40h 22m

£690

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Sun 19/4

17:20-22:39

2 stops35h 19m

Austin Bergstrom

Sun 26/4

18:00-08:35

2 stops32h 35m

£724

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

£753

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

£823
Fastest return journey

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Wed 18/3

08:50-21:09

2 stops17h 19m

Houston George Bush Intcntl

Sun 22/3

16:30-17:05

1 stop19h 35m

£1,025

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Mon 1/6

17:20-13:15

1 stop25h 55m

Houston George Bush Intcntl

Tue 28/7

15:20-08:45

1 stop11h 25m

£1,068

SouthamptonHouston

SOU - HOU

SOUHOU

Southampton Eastleigh

Wed 3/6

09:05-09:27

2 stops30h 22m

Houston Hobby

Mon 27/7

17:35-17:35

2 stops18h 00m

£1,071

SouthamptonHouston

SOU - HOU

SOUHOU

Southampton Eastleigh

Wed 3/6

09:05-09:27

2 stops30h 22m

Houston Hobby

Tue 28/7

17:35-17:35

2 stops18h 00m

£1,071

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Mon 1/6

09:05-13:15

1 stop34h 10m

Houston George Bush Intcntl

Thu 30/7

09:40-17:35

2 stops25h 55m

£1,088

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 40 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 £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 6 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. 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 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 £1,893, our data indicates the cheapest price to be £444. The most popular route (Southampton Eastleigh - Houston Hobby), is priced around £1,088.

  • 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

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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 6 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£75Average£112FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
WestJetCheapest£191Average£631FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapest£318Average£819FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£387Average£733FlexibilityNo 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£459Average£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£477Average£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.

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