Cheap flights from Portsmouth to Galveston from £963
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Portsmouth to Galveston
Keep the following information in mind while searching for Portsmouth to Galveston flight deals. Data was last updated 24 October 2025.
Find flight deals from Portsmouth to Galveston
Cheapest flights from Portsmouth to GalvestonExplore the most affordable flight options available from Portsmouth to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.
Explore the most affordable flight options available from Portsmouth to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Portsmouth to Galveston that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonHouston
SOU - HOU
SOUHOU
Southampton Eastleigh
Sat 6/12
17:30-22:48
2 stops35h 18m
Houston Hobby
Sat 13/12
18:40-08:10
2 stops31h 30m
SouthamptonHouston
SOU - HOU
SOUHOU
Southampton Eastleigh
Sun 7/12
20:10-20:18
2 stops30h 08m
Houston Hobby
Sun 14/12
12:16-15:35
2 stops21h 19m
SouthamptonHouston
SOU - HOU
SOUHOU
Southampton Eastleigh
Fri 27/3
08:40-21:46
2 stops18h 06m
Houston Hobby
Tue 31/3
13:00-17:00
2 stops22h 00m
Best time to book a flight from Portsmouth to Galveston
Have a flexible travel schedule? Discover the best time to fly to Galveston from Portsmouth with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to Galveston
What is the cheapest month to book a flight from Portsmouth to Galveston?
Currently, May is the cheapest month in which you can book a flight from Portsmouth to Galveston (average of £131). Flying from Portsmouth to Galveston in July is currently the most expensive (average of £638). 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 G4L?
Find hourly flight availability from Portsmouth to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 October 2025.
A simple way to save on the total cost of your ticket is to fly from Portsmouth to Galveston in the evening. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Portsmouth to Galveston?
Use this chart to determine the cheapest time to fly return from Portsmouth to Galveston. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their Portsmouth to Galveston flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Portsmouth to Galveston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Galveston
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Portsmouth to Galveston
Discover the top 10 airlines that operate flights from Portsmouth to Galveston. 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 24 October 2025.
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 Galveston?
Cheapflights helps you search for flights from Portsmouth to Galveston 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 Galveston?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Galveston from Portsmouth.
Can Cheapflights find flights from Portsmouth to Galveston with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Galveston flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Portsmouth to Galveston become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!