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Cheap flights from Portsmouth to Jacksonville from £698

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — JAX
30 Apr — 7 May1
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 31 March 2026.

Mon 11/509:05
SOU
-
JAX
2 stops16h 31m
Delta
Mon 18/506:25
JAX
-
SOU
2 stops21h 10m
Delta
Deal found 27/3£698
Sun 10/517:20
SOU
-
JAX
2 stops28h 13m
KLM
Sun 17/520:18
JAX
-
SOU
2 stops15h 32m
KLM
Deal found 26/3£710
Fri 27/317:35
SOU
-
JAX
2 stops32h 51m
Delta
Mon 30/314:25
JAX
-
SOU
2 stops37h 10m
Delta
Deal found 26/3£1,564
Fri 27/317:35
SOU
-
JAX
2 stops29h 25m
Delta
Sun 29/319:04
JAX
-
SOU
2 stops40h 46m
Delta
Deal found 26/3£1,713

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 31 March 2026.

Round-trip from

£698

Popular in

December

Cheapest in

January

Average price

£541
Delta
  • Delta
  • 11/5-18/5
  • 4 total stops
  • 37h 41m total
  • Portsmouth to Jacksonville
Search Deals
High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
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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 31 March 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 - JAX

SOUJAX

Southampton Eastleigh

Mon 11/5

09:05-20:36

2 stops16h 31m

Jacksonville

Mon 18/5

06:25-08:35

2 stops21h 10m

£698

SouthamptonJacksonville

SOU - JAX

SOUJAX

Southampton Eastleigh

Sun 10/5

17:20-16:33

2 stops28h 13m

Jacksonville

Sun 17/5

20:18-16:50

2 stops15h 32m

£710

Flights are sorted by cheapest return flights first.

Deals found on 27/3

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

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 £388). Flying from Portsmouth to Jacksonville in December is currently the most expensive (average of £488). 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 9 different airlines.

  • How long is the flight from Portsmouth to Jacksonville?

    Departing from Portsmouth to Jacksonville will take you 16h 31m. Airlines will cover a distance of 4210 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 £388). Flying from Portsmouth to Jacksonville in December is currently the most expensive (average of £488). 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

Travelling to a place near Jacksonville?

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Jacksonville Beach

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Alternative routes for Portsmouth to Jacksonville

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Top 9 airlines flying from Portsmouth to Jacksonville

Discover the top 9 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 31 March 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£187Average£627FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£389Average£590FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£413Average£609FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£450Average£675FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
KLMCheapest£456Average£575FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£457Average£544FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£474Average£593FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£479Average£617FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£490Average£587FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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 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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