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Cheap flights from Portsmouth to Texas from £514

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
27 May — 3 Jun1
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 27 April 2026.

Mon 24/809:15
SOU
-
AUS
1 stop12h 55m
Delta
Thu 17/911:20
AUS
-
SOU
2 stops23h 30m
Delta
Deal found 24/4£825
Sun 23/817:30
SOU
-
AUS
2 stops28h 00m
Delta
Thu 17/918:05
AUS
-
SOU
1 stop16h 45m
Delta
Deal found 24/4£828
Mon 11/509:05
SOU
-
AUS
1 stop13h 05m
KLM
Mon 6/718:05
AUS
-
SOU
1 stop17h 30m
KLM
Deal found 24/4£834
Mon 21/919:55
SOU
-
AUS
2 stops25h 30m
British Airways
Mon 28/917:55
AUS
-
SOU
2 stops20h 50m
British Airways
Deal found 23/4£854
Sat 22/809:15
SOU
-
AUS
1 stop12h 55m
Delta
Thu 17/918:05
AUS
-
SOU
1 stop16h 45m
Delta
Deal found 24/4£855
Sun 23/817:30
SOU
-
IAH
1 stop25h 50m
Delta
Tue 22/915:40
IAH
-
SOU
2 stops19h 10m
Delta
Deal found 24/4£1,058
Thu 20/818:05
SOU
-
IAH
1 stop25h 15m
Delta
Thu 17/915:40
IAH
-
SOU
2 stops19h 10m
Delta
Deal found 24/4£1,088
Tue 6/1006:50
SOU
-
IAH
2 stops18h 30m
British Airways
Sat 10/1021:10
IAH
-
SOU
2 stops17h 45m
British Airways
Deal found 24/4£1,099
Sun 7/617:20
SOU
-
HOU
2 stops32h 31m
Multiple Airlines
Sun 14/618:39
HOU
-
SOU
2 stops40h 11m
Multiple Airlines
Deal found 23/4£1,102
Thu 20/809:15
SOU
-
IAH
1 stop34h 05m
Delta
Fri 18/915:20
IAH
-
SOU
1 stop19h 30m
Delta
Deal found 24/4£1,118
Sat 22/817:30
SOU
-
IAH
1 stop25h 50m
Delta
Thu 17/915:20
IAH
-
SOU
1 stop19h 30m
Delta
Deal found 24/4£1,129
Sat 22/817:30
SOU
-
IAH
1 stop25h 50m
Delta
Fri 18/915:20
IAH
-
SOU
1 stop19h 30m
Delta
Deal found 24/4£1,158

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 27 April 2026.

Round-trip from

£825

One-way from

£514

Popular in

August

Cheapest in

September

Average price

£796
Delta
  • Delta
  • 24/8-17/9
  • 3 total stops
  • 36h 25m total
  • Portsmouth to Texas
Search Deals
British Airways
  • British Airways
  • 4/10
  • 2 total stops
  • 24h 40m total
  • Portsmouth to Texas
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£28 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 27 April 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

Tue 25/8

18:05-15:30

2 stops27h 25m

Austin Bergstrom

Thu 17/9

18:15-16:50

2 stops16h 35m

£828
Fastest return journey

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Mon 11/5

09:05-16:10

1 stop13h 05m

Austin Bergstrom

Mon 6/7

18:05-17:35

1 stop17h 30m

£834

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Tue 6/10

06:50-19:20

2 stops18h 30m

Houston George Bush Intcntl

Sat 10/10

21:10-20:55

2 stops17h 45m

£1,099

SouthamptonHouston

SOU - HOU

SOUHOU

Southampton Eastleigh

Sun 7/6

17:20-19:51

2 stops32h 31m

Houston Hobby

Sun 14/6

18:39-16:50

2 stops40h 11m

£1,102

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Thu 20/8

09:15-13:20

1 stop34h 05m

Houston George Bush Intcntl

Fri 18/9

15:20-16:50

1 stop19h 30m

£1,118

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Fri 21/8

09:15-13:20

1 stop34h 05m

Houston George Bush Intcntl

Thu 17/9

15:20-16:50

1 stop19h 30m

£1,175

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Fri 21/8

09:15-13:20

1 stop34h 05m

Houston George Bush Intcntl

Fri 18/9

15:20-16:50

1 stop19h 30m

£1,204

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Mon 17/8

18:05-13:20

1 stop25h 15m

Houston George Bush Intcntl

Sat 19/9

15:20-08:45

1 stop11h 25m

£1,277

SouthamptonHouston

SOU - IAH

SOUIAH

Southampton Eastleigh

Tue 18/8

09:15-13:20

1 stop34h 05m

Houston George Bush Intcntl

Wed 16/9

15:20-16:50

1 stop19h 30m

£1,288
Cheapest one-way

SouthamptonAustin

SOU - AUS

SOUAUS

Southampton Eastleigh

Sun 4/10

20:45-15:25

2 stops24h 40m

£514

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 26 resultsSorted by cheapest first
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3

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 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 27 April 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.

Weekly flight availability from Portsmouth to Texas

Explore weekly flight availability from Portsmouth to Texas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 27 April 2026.

The most flights from P0R to USTX are scheduled on a Monday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

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 reliable airlines from Portsmouth to Texas?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Texas consider choosing Gulf Air (77%), Royal Jordanian (75%) or Malaysia Airlines (72%) 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 £1,781, our data indicates the cheapest price to be £553. The most popular route (Southampton Eastleigh - Austin Bergstrom), is priced around £837.

  • 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.

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 27 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£74Average£110FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
WestJetCheapest£169Average£799FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapest£341Average£760FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£342Average£865FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Turkish AirlinesCheapest£390Average£750FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£420Average£730FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£435Average£813FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£447Average£610FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£456Average£727FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest£466Average£644FlexibilityNo cancel feeOn-time62%
Search JetBlue 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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