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Cheap flights from Portsmouth to Atlanta from £827

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ATL
29 Apr — 6 May1
1 adult

Cheap flight deals from Portsmouth to Atlanta

Keep the following information in mind while searching for Portsmouth to Atlanta flight deals. Data was last updated 24 April 2025.

Round-trip from

£827

Popular in

August

Cheapest in

February

Average price

£752
KLM
  • KLM
  • 10/5-14/5
  • 2 total stops
  • 25h 12m total
  • Portsmouth to Atlanta
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£47 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Portsmouth to Atlanta

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 24 April 2025.

Sat 10/509:20SOU - ATL
1 stop12h 42mKLM
Wed 14/515:15ATL - SOU
1 stop12h 30mKLM
Deal found 24/4£827
Thu 5/617:35SOU - ATL
3 stops41h 58mMultiple Airlines
Tue 17/608:40ATL - SOU
3 stops29h 50mMultiple Airlines
Deal found 23/4£851
Wed 8/1009:20SOU - ATL
1 stop12h 55mDelta
Mon 27/1023:30ATL - SOU
1 stop13h 20mDelta
Deal found 23/4£1,004

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 24 April 2025.
Use the filters below to find and compare flights from Portsmouth to Atlanta that are best for you.

Fly from

Portsmouth

Fly to

Atlanta

Route

Depart

Return

Price

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Sat 10/5

09:20-17:02

1 stop12h 42m

Atlanta Hartsfield-Jackson

Wed 14/5

15:15-08:45

1 stop12h 30m

£827

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Thu 5/6

17:35-06:33

3 stops41h 58m

Atlanta Hartsfield-Jackson

Tue 17/6

08:40-19:30

3 stops29h 50m

£851

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Wed 8/10

09:20-17:15

1 stop12h 55m

Atlanta Hartsfield-Jackson

Mon 27/10

23:30-16:50

1 stop13h 20m

£1,004

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Sat 3/5

16:25-23:26

2 stops36h 01m

£3,030

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Sat 3/5

09:20-20:25

1 stop16h 05m

£6,537

Flights are sorted by cheapest return flights first.

Deals found on 23/4

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 month to book a flight from Portsmouth to Atlanta?

Currently, February is the cheapest month in which you can book a flight from Portsmouth to Atlanta (average of £813). Flying from Portsmouth to Atlanta in July is currently the most expensive (average of £1,129). 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 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 24 April 2025.

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.

What is the cheapest day to fly from Portsmouth to Atlanta?

Use this chart to determine the cheapest time to fly return from Portsmouth to Atlanta. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to Atlanta flight should consider departing on Wednesday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 24 April 2025.

The most flights from P0R to ATL are scheduled on a Monday (25 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in Atlanta by month

Plan your trip to Atlanta by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Atlanta ranges from 86.0 - 135.0 inches per month. July is typically the wettest month, when rainfall can reach 135.0 mm. April is typically the driest time to visit Atlanta when rainfall is around 86.0 mm.

Temperature in Atlanta by month

Plan your trip to Atlanta by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Atlanta, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

Reviews of airlines servicing Atlanta

Get insights into the airlines that provide service to Atlanta. 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 Atlanta. Reviews last updated 24 April 2025.
Delta
8.0
Very Good
7,920 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very Good
7,920 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Aer Lingus
7.0
Good
1,068 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

  • 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: Singapore Airlines (89%), Aeromexico (85%), Air France (83%).

  • What are the cheapest flights from Portsmouth to Atlanta?

    The cheapest flight price from Portsmouth to Atlanta is £505. On average you can expect to pay £1,153. The most popular route, (Southampton Eastleigh - Atlanta Hartsfield-Jackson), can usually be booked for £815.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from Portsmouth to Atlanta (average of £813). Flying from Portsmouth to Atlanta in July is currently the most expensive (average of £1,129). 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 Portsmouth?

Book flights to Portsmouth if you plan to visit one of these locations
Conyers
Snellville
Covington
Peachtree City
Dunwoody
Perry
Marietta
Stone Mountain

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Alternative routes for Portsmouth to Atlanta

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 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 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£300Average£750FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
TAP AIR PORTUGALCheapest£359Average£746FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£366Average£789FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Scandinavian AirlinesCheapest£392Average£707FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£423Average£641FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£437Average£608FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest£469Average£874FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
LufthansaCheapest£495Average£622FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£505Average£645FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£536Average£756FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

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

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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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