Cheap flights from Portsmouth to Austin from £647
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Portsmouth to Austin
Keep the following information in mind while searching for Portsmouth to Austin flight deals. Data was last updated 15 July 2025.
Round-trip from | £647 |
---|---|
Popular in | August |
Cheapest in | February |
Average price | £750 |
Find flight deals from Portsmouth to Austin
Cheapest flights from Portsmouth to AustinExplore the most affordable flight options available from Portsmouth to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.
Explore the most affordable flight options available from Portsmouth to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Portsmouth to Austin 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 15 July 2025.
Use the filters below to find and compare flights from Portsmouth to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonAustin
SOU - AUS
SOUAUS
Southampton Eastleigh
Wed 27/8
09:20-00:18
2 stops20h 58m
Austin Bergstrom
Wed 3/9
06:00-08:45
2 stops20h 45m
SouthamptonAustin
SOU - AUS
SOUAUS
Southampton Eastleigh
Wed 27/8
17:35-16:00
1 stop28h 25m
Austin Bergstrom
Wed 3/9
07:25-08:45
2 stops19h 20m
SouthamptonAustin
SOU - AUS
SOUAUS
Southampton Eastleigh
Wed 27/8
20:00-20:12
3 stops30h 12m
Austin Bergstrom
Wed 3/9
16:05-08:45
3 stops34h 40m
SouthamptonAustin
SOU - AUS
SOUAUS
Southampton Eastleigh
Sun 14/9
18:25-16:00
1 stop27h 35m
Best time to book a flight from Portsmouth to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Portsmouth with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portsmouth to Austin
What is the cheapest month to book a flight from Portsmouth to Austin?
Currently, February is the cheapest month in which you can book a flight from Portsmouth to Austin (average of £636). Flying from Portsmouth to Austin in July is currently the most expensive (average of £901). 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 AUS?
Find hourly flight availability from Portsmouth to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.
When flying from Portsmouth to Austin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Portsmouth to Austin
Explore weekly flight availability from Portsmouth to Austin. 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 15 July 2025.
The most flights from P0R to AUS are scheduled on a Monday (7 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated 15 July 2025.
Read through reviews of airlines operating flights from Portsmouth to Austin, such as Delta and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Michael,Jul 2025
AMS - ATL
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Michael,Jul 2025
AMS - ATL
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Michael,Jul 2025
AMS - ATL
Related info for your journey
Find useful and relevant information for your journey from Portsmouth to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Austin?
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Alternative routes for Portsmouth to Austin
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Portsmouth to Austin
Discover the top 10 airlines that operate flights from Portsmouth to Austin. 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 15 July 2025.
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How does Cheapflights help users find flights from Portsmouth to Austin?
Deals for Portsmouth to Austin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Austin?
Cheapflights helps you find that perfect flight to Austin from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Portsmouth to Austin with no change fees?
Need flexible booking options for your flight to Austin from Portsmouth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
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