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Cheap flights from Portsmouth to Jacksonville from £362

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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JAX
1 Mar — 8 Mar1
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 30 January 2026.

Sun 15/317:45
SOU
-
JAX
2 stops28h 39m
KLM
Sun 22/311:15
JAX
-
SOU
2 stops17h 05m
KLM
Deal found 29/1£615
Sun 15/309:30
SOU
-
JAX
2 stops18h 29m
Multiple Airlines
Sun 22/317:51
JAX
-
SOU
3 stops47h 09m
Multiple Airlines
Deal found 29/1£2,399

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 30 January 2026.

Round-trip from

£615

One-way from

£362

Popular in

December

Cheapest in

February

Average price

£465
KLM
  • KLM
  • 15/3-22/3
  • 4 total stops
  • 45h 44m total
  • Portsmouth to Jacksonville
Search Deals
23/3
  • 23/3
  • 3 total stops
  • 51h 38m total
  • Portsmouth to Jacksonville
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 30 January 2026.
Use the filters below to find and compare flights from Portsmouth to Jacksonville that are best for you.

Fly from

Portsmouth

Fly to

Jacksonville

Route

Depart

Return

Price

SouthamptonJacksonville

SOU - JAX

SOUJAX

Southampton Eastleigh

Sun 15/3

17:45-18:24

2 stops28h 39m

Jacksonville

Sun 22/3

11:15-08:20

2 stops17h 05m

£615

SouthamptonJacksonville

SOU - JAX

SOUJAX

Southampton Eastleigh

Sun 15/3

09:30-23:59

2 stops18h 29m

Jacksonville

Sun 22/3

17:51-21:00

3 stops47h 09m

£2,399

SouthamptonJacksonville

SOU - JAX

SOUJAX

Southampton Eastleigh

Mon 23/3

19:55-19:33

3 stops51h 38m

£362

SouthamptonJacksonville

SOU - JAX

SOUJAX

Southampton Eastleigh

Mon 23/3

17:40-19:04

2 stops29h 24m

£482

Flights are sorted by cheapest return flights first.

Deals found on 29/1

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

What is the cheapest month to book a flight from Portsmouth to Jacksonville?

Currently, April is the cheapest month in which you can book a flight from Portsmouth to Jacksonville (average of £380). Flying from Portsmouth to Jacksonville in December is currently the most expensive (average of £463). 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.

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 10 different airlines.

  • How long is the flight from Portsmouth to Jacksonville?

    Departing from Portsmouth to Jacksonville will take you 28h 39m. 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.

  • What is the cheapest month to book a flight from Portsmouth to Jacksonville?

    Currently, April is the cheapest month in which you can book a flight from Portsmouth to Jacksonville (average of £380). Flying from Portsmouth to Jacksonville in December is currently the most expensive (average of £463). 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.

See more FAQs

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Alternative routes for Portsmouth to Jacksonville

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 Jacksonville

Discover the top 10 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 30 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£377Average£548FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£388Average£526FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£400Average£468FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£407Average£543FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£423Average£527FlexibilityNo cancel feeOn-time76%
Search Finnair flights
JetBlueCheapest£431Average£679FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Virgin AtlanticCheapest£434Average£514FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£446Average£543FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£455Average£591FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest£472Average£585FlexibilityNo cancel feeOn-timeN/A
Search Delta 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?

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