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Cheap flights from Portsmouth to Atlanta from £713

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ATL
8 Aug — 15 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Atlanta

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Atlanta
Explore the most affordable flight options available from Portsmouth to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2026.

Thu 30/709:15
SOU
-
ATL
1 stop12h 44m
KLM
Fri 25/917:05
ATL
-
SOU
1 stop10h 40m
KLM
Deal found 8/7£713
Thu 30/709:15
SOU
-
ATL
2 stops18h 09m
Delta
Fri 25/909:35
ATL
-
SOU
2 stops18h 10m
Delta
Deal found 8/7£735
Fri 14/809:20
SOU
-
ATL
2 stops19h 18m
Multiple Airlines
Fri 28/807:00
ATL
-
SOU
2 stops20h 40m
Multiple Airlines
Deal found 6/7£753
Wed 29/718:05
SOU
-
ATL
1 stop23h 27m
Delta
Mon 14/912:28
ATL
-
SOU
2 stops15h 07m
Delta
Deal found 7/7£759
Fri 31/718:05
SOU
-
ATL
2 stops27h 58m
Delta
Sun 13/911:30
ATL
-
SOU
2 stops16h 05m
Delta
Deal found 7/7£764
Thu 23/709:15
SOU
-
ATL
1 stop12h 44m
Delta
Tue 28/719:50
ATL
-
SOU
1 stop16h 45m
Delta
Deal found 8/7£770
Fri 24/709:15
SOU
-
ATL
2 stops18h 13m
Delta
Tue 28/717:05
ATL
-
SOU
1 stop10h 40m
Delta
Deal found 8/7£775
Sat 1/809:15
SOU
-
ATL
2 stops15h 26m
KLM
Fri 14/817:10
ATL
-
SOU
1 stop10h 35m
KLM
Deal found 4/7£794
Tue 28/718:05
SOU
-
ATL
1 stop31h 20m
Delta
Sun 13/919:55
ATL
-
SOU
1 stop31h 40m
Delta
Deal found 7/7£801
Thu 26/1106:50
SOU
-
ATL
2 stops18h 25m
British Airways
Mon 30/1122:15
ATL
-
SOU
2 stops17h 40m
British Airways
Deal found 7/7£808
Sat 1/809:15
SOU
-
ATL
2 stops18h 13m
Delta
Fri 14/809:45
ATL
-
SOU
2 stops18h 00m
Delta
Deal found 4/7£809

Find flight deals from Portsmouth to Atlanta

Keep the following information in mind while searching for Portsmouth to Atlanta flight deals. Data was last updated 9 July 2026.

Round-trip from

£713

Popular in

December

Cheapest in

February

Average price

£664
KLM
  • KLM
  • 30/7-25/9
  • 2 total stops
  • 23h 24m total
  • Portsmouth to Atlanta
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 0% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Atlanta 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 9 July 2026.
Use the filters below to find and compare flights from Portsmouth to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 30/7

09:15-22:24

2 stops18h 09m

Atlanta Hartsfield-Jackson

Fri 25/9

09:35-08:45

2 stops18h 10m

£735

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Fri 14/8

09:20-23:38

2 stops19h 18m

Atlanta Hartsfield-Jackson

Fri 28/8

07:00-08:40

2 stops20h 40m

£753

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 30/7

09:15-16:59

1 stop12h 44m

Atlanta Hartsfield-Jackson

Thu 17/9

12:28-08:35

2 stops15h 07m

£759

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Wed 29/7

18:05-12:32

1 stop23h 27m

Atlanta Hartsfield-Jackson

Thu 17/9

11:30-08:35

2 stops16h 05m

£759

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Fri 31/7

18:05-17:03

2 stops27h 58m

Atlanta Hartsfield-Jackson

Tue 15/9

13:50-08:45

2 stops13h 55m

£764

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 23/7

09:15-16:59

1 stop12h 44m

Atlanta Hartsfield-Jackson

Tue 28/7

19:50-17:35

1 stop16h 45m

£770

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 23/7

09:15-16:59

1 stop12h 44m

Atlanta Hartsfield-Jackson

Mon 27/7

19:50-17:35

1 stop16h 45m

£770

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 23/7

09:15-19:41

2 stops15h 26m

Atlanta Hartsfield-Jackson

Wed 29/7

15:40-08:45

1 stop12h 05m

£775
Fastest return journey

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Sat 1/8

09:15-19:41

2 stops15h 26m

Atlanta Hartsfield-Jackson

Fri 14/8

17:10-08:45

1 stop10h 35m

£794

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 26/11

06:50-20:15

2 stops18h 25m

Atlanta Hartsfield-Jackson

Mon 30/11

22:15-20:55

2 stops17h 40m

£808

Flights are sorted by cheapest return flights first.

Deals found on 7/7

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth to Atlanta

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

What is the cheapest time of day to fly from P0R to ATL?

Find hourly flight availability from Portsmouth to Atlanta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 July 2026.

When flying from Portsmouth to Atlanta, 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 Atlanta

Explore weekly flight availability from Portsmouth to Atlanta. 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 9 July 2026.

The most flights from P0R to ATL are scheduled on a Monday (24 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (24 on average).

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Atlanta. 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 Atlanta from Portsmouth?

    If you book a flight to Atlanta from Portsmouth, you will be flying to Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta. There are 0 flights from Portsmouth to Hartsfield-Jackson per day from 14 different airlines.

  • How long is the flight from Portsmouth to Atlanta?

    A quick flight from Portsmouth to Atlanta can take about 18h 09m. Delta provides one of the quickest options available for as low as £735. Airlines will cover a distance of 4172 mi.

  • What are the most reliable airlines from Portsmouth to Atlanta?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portsmouth to Atlanta on time: Scandinavian Airlines (83%), KLM (82%), Air France (82%).

  • What are the cheapest flights from Portsmouth to Atlanta?

    The cheapest flight price from Portsmouth to Atlanta is £257. On average you can expect to pay £1,659. The most popular route, (Southampton Eastleigh - Atlanta Hartsfield-Jackson), can usually be booked for £731.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Atlanta 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 Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Snellville
Covington
Stockbridge
Forest Park
Dunwoody
Stone Mountain
Sandy Springs

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Top 10 airlines flying from Portsmouth to Atlanta

Discover the top 10 airlines that operate flights from Portsmouth to Atlanta. 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 9 July 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£90Average£562FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£400Average£589FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£404Average£580FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£415Average£602FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£420Average£736FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£422Average£653FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Scandinavian AirlinesCheapest£430Average£557FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LufthansaCheapest£430Average£553FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£454Average£727FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£467Average£556FlexibilityNo cancel feeOn-time76%
Search Icelandair 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 Atlanta?

Cheapflights helps you search for flights from Portsmouth to Atlanta 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 Atlanta?

Cheapflights simply makes it quick and affordable to book flights from Portsmouth to Atlanta by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Atlanta, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portsmouth to Atlanta become cheaper?

Yes! Start tracking prices for Portsmouth to Atlanta flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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