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Cheap flights from Portsmouth to Jacksonville from £717

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JAX
14 Sep — 21 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Jacksonville

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Jacksonville
Explore the most affordable flight options available from Portsmouth to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Thu 24/909:05 -
2 stops16h 58m
Thu 1/1011:59 -
2 stops15h 36m
Deal found 10/8£717

Find flight deals from Portsmouth to Jacksonville

Keep the following information in mind while searching for Portsmouth to Jacksonville flight deals. Data was last updated 15 August 2026.

Round-trip from

£717

Popular in

June

Cheapest in

January

Average price

£671
Delta
  • Delta
  • 24/9-1/10
  • 4 total stops
  • 32h 34m total
  • Portsmouth to Jacksonville
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Jacksonville 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 August 2026.
Use the filters below to find and compare flights from Portsmouth to Jacksonville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SouthamptonJacksonville

SOU Southampton Eastleigh - JAX Jacksonville

SOUJAX

Southampton Eastleigh

Thu 24/9

09:05-21:03

2 stops16h 58m

Jacksonville

Thu 1/10

11:59-08:35

2 stops15h 36m

£717

Flights are sorted by cheapest return flights first.

Deals found on 10/8

Sorted by cheapest first

Best time to book a flight from Portsmouth to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville 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 Jacksonville

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Jacksonville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Jacksonville from Portsmouth?

    If you book a flight to Jacksonville from Portsmouth, you will be flying to Jacksonville, which is the city’s only airport. Jacksonville (JAX) is located 11.2 mi from the center of Jacksonville. There are 0 flights from Portsmouth to Jacksonville per day from 8 different airlines.

  • How long is the flight from Portsmouth to Jacksonville?

    Departing from Portsmouth to Jacksonville will take you 16h 58m. Airlines will cover a distance of 4210 mi.

  • Can I find deals for flights from Portsmouth to Jacksonville that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Jacksonville flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Jacksonville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Jacksonville.

  • Can I find deals for business class flights from Portsmouth to Jacksonville?

    Yes. Cheapflights offers flight deals from Portsmouth to Jacksonville 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

Travelling to a place near Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
Jacksonville Beach

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Alternative routes for Portsmouth to Jacksonville

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Top 8 airlines flying from Portsmouth to Jacksonville

Discover the top 8 airlines that operate flights from Portsmouth to Jacksonville. 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 August 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£183Average£613FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest£355Average£591FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£396Average£617FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£411Average£653FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest£437Average£693FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£444Average£553FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£483Average£608FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£488Average£618FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Jacksonville?

Cheapflights makes it easy to find Portsmouth to Jacksonville flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Jacksonville?

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 Jacksonville.

Can Cheapflights find flights from Portsmouth to Jacksonville with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Jacksonville flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portsmouth to Jacksonville 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!

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