£897 Find Cheap Flights from Portsmouth to Houston – Compare and Save

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Everything you should know

Cheapest return flight
£897
Typical prices: £771-£771
Multiple Airlines
Sat 27/10Sat 3/11
SOU - HOU • 2 stops
Cheapest one-way flight
£1,030
Typical prices: £921-£921
British Airways
Thu 27/9
SOU - IAH • 2 stops
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Cheap Flights from Portsmouth to Houston

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Portsmouth to Houston

Tue, 27 Oct - Tue, 3 Nov
Multiple Airlines Logo
20:00 - 11:11SOU  Southampton Eastleigh-HOU Houston Hobby
44h 11m2 stops Dublin Dallas/Fort Worth
Multiple Airlines Logo
11:35 - 19:30HOU  Houston Hobby-SOU Southampton Eastleigh
25h 55m2 stops Dallas/Fort Worth Dublin
£897Multiple Airlines
Sun, 1 Nov - Wed, 18 Nov
Delta Logo
17:30 - 13:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
25h 35m1 stop Amsterdam Schiphol
Delta Logo
11:05 - 08:10IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
15h 05m2 stops Minneapolis St Paul Amsterdam Schiphol
£945Delta
Mon, 2 Nov - Tue, 17 Nov
Delta Logo
08:40 - 23:03SOU  Southampton Eastleigh-HOU Houston Hobby
20h 23m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
10:27 - 08:10HOU  Houston Hobby-SOU Southampton Eastleigh
15h 43m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
£949Delta
Wed, 4 Nov - Tue, 17 Nov
Delta Logo
08:40 - 20:02SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
17h 22m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
11:35 - 08:10IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
14h 35m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
£949Delta
Wed, 11 Nov - Sun, 15 Nov
British Airways Logo
15:05 - 14:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
29h 00m2 stops Belfast City London Heathrow
British Airways Logo
15:50 - 19:10IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
21h 20m2 stops London Heathrow Belfast City
£961British Airways
Fri, 13 Nov - Tue, 17 Nov
British Airways Logo
12:35 - 14:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
31h 30m2 stops Belfast City London Heathrow
British Airways Logo
15:50 - 14:35IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
16h 45m2 stops London Heathrow Belfast City
£962British Airways
Thu, 5 Nov - Thu, 19 Nov
British Airways Logo
19:40 - 14:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
24h 25m2 stops Belfast City London Heathrow
British Airways Logo
15:50 - 19:10IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
21h 20m2 stops London Heathrow Belfast City
£962British Airways
Fri, 13 Nov - Tue, 17 Nov
British Airways Logo
12:35 - 14:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
31h 30m2 stops Belfast City London Heathrow
British Airways Logo
15:50 - 14:35IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
16h 45m2 stops London Heathrow Belfast City
£963British Airways
Wed, 25 Nov - Sun, 29 Nov
British Airways Logo
08:50 - 14:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
35h 15m2 stops Belfast City London Heathrow
British Airways Logo
15:50 - 12:05IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
38h 15m2 stops London Heathrow Belfast City
£970British Airways
Wed, 25 Nov - Sun, 29 Nov
British Airways Logo
08:50 - 14:05SOU  Southampton Eastleigh-IAH Houston George Bush Intcntl
35h 15m2 stops Belfast City London Heathrow
British Airways Logo
15:50 - 12:05IAH  Houston George Bush Intcntl-SOU Southampton Eastleigh
38h 15m2 stops London Heathrow Belfast City
£971British Airways
Booking Insights

Price, demand, and travel trends for Portsmouth to Houston flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Portsmouth to Houston with more confidence.

What is the cheapest airline to fly from Portsmouth to Houston?

Delta (£945) and British Airways (£961) are the cheapest airlines to fly return from Portsmouth to Houston according to KAYAK data over the last 5 days.

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Key details for Portsmouth to Houston flights

Cheapest flight

£1,030
Flights from Southampton to Houston George Bush Intcntl Airport

When to book flights from Portsmouth to Houston

Are your dates flexible? Find out the best times to travel from Portsmouth to Houston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Portsmouth to Houston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • What popular places can I visit in Houston?

    Some of the most popular sights in Houston are Downtown Houston, Galleria Mall, and NRG Arena. These are among the most viewed places in Houston on KAYAK.

  • Do I need a passport to fly from Portsmouth to Houston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Portsmouth to Houston changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £897 to £4,685. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Portsmouth to Houston looking right now?

    One-way fares from Portsmouth to Houston are currently higher than usual. Average one-way flight prices are about £1,201, which is 30% above the typical average for this route.

  • What is the time difference between Portsmouth and Houston?

    Houston is 6 hours behind Portsmouth (Central Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car hire options are available in Houston?

    Since Houston is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near Houston George Bush Intcntl Airport (IAH) – daily rates from around £2:

    • ACO Rent A Car
    • Easirent
    • America Car Rental
    • Hertz
    • Thrifty

    Near Houston Hobby Airport (HOU) – daily rates from around £14:

    • Thrifty
    • Dollar
    • Alamo
    • Hertz
    • Budget

Your guide to booking Portsmouth to Houston flights

Get tips on when to book, when to fly, and what to know before your trip.

More options for your flight from Portsmouth to Houston

Complete your trip to Houston with a hotel stay or car hire

Car hire in Houston
Hotels in Houston
Holidays in Houston