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Cheap flights from Portsmouth to Atlanta from £533

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ATL
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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 6 November 2025.

Round-trip from

£533

Popular in

July

Cheapest in

February

Average price

£694
Virgin Atlantic
  • Virgin Atlantic
  • 26/3-30/3
  • 2 total stops
  • 30h 15m total
  • Portsmouth to Atlanta
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 6 November 2025.

Sat 20/1209:25SOU - ATL
1 stop16h 20mMultiple Airlines
Sat 27/1217:05ATL - SOU
1 stop10h 45mMultiple Airlines
Deal found 5/11£1,149
Sat 20/1217:30SOU - ATL
1 stop32h 15mKLM
Sat 27/1215:50ATL - SOU
1 stop12h 00mKLM
Deal found 4/11£1,174
Sat 20/1209:25SOU - ATL
2 stops18h 51mDelta
Sat 27/1215:50ATL - SOU
1 stop12h 00mDelta
Deal found 5/11£1,286
Thu 6/1119:55SOU - ATL
2 stops29h 15mBritish Airways
Mon 10/1122:10ATL - SOU
2 stops28h 50mBritish Airways
Deal found 4/11£1,874

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 6 November 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

Thu 26/3

08:50-21:45

1 stop16h 55m

Atlanta Hartsfield-Jackson

Mon 30/3

15:30-17:00

2 stops20h 30m

£533

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Sat 20/12

09:25-20:45

1 stop16h 20m

Atlanta Hartsfield-Jackson

Sat 27/12

17:05-08:50

1 stop10h 45m

£1,149

SouthamptonAtlanta

SOU - ATL

SOUATL

Southampton Eastleigh

Sat 20/12

17:30-20:45

1 stop32h 15m

Atlanta Hartsfield-Jackson

Sat 27/12

15:50-08:50

1 stop12h 00m

£1,174

Flights are sorted by cheapest return flights first.

Deals found on 4/11

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, October is the cheapest month in which you can book a flight from Portsmouth to Atlanta (average of £93). Flying from Portsmouth to Atlanta in August is currently the most expensive (average of £500). 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 6 November 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 27% on flights from Portsmouth to Atlanta by exploring options for tickets in the evening.

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 evenings when fares are most often at their lowest. Friday evenings 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 6 November 2025.

The most flights from P0R to ATL are scheduled on a Tuesday (24 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (23 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 16 different airlines.

  • How long is the flight from Portsmouth to Atlanta?

    A quick flight from Portsmouth to Atlanta can take about 16h 55m. Virgin Atlantic provides one of the quickest options available for as low as £533. 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 (91%), Air France (88%), Delta (88%).

  • What are the cheapest flights from Portsmouth to Atlanta?

    The cheapest flight price from Portsmouth to Atlanta is £450. On average you can expect to pay £1,342. The most popular route, (Southampton Eastleigh - Atlanta Hartsfield-Jackson), can usually be booked for £534.

  • 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, October is the cheapest month in which you can book a flight from Portsmouth to Atlanta (average of £93). Flying from Portsmouth to Atlanta in August is currently the most expensive (average of £500). 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 Atlanta?

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

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Alternative routes for Portsmouth to Atlanta

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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 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£93Average£610FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£306Average£707FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Aer LingusCheapest£356Average£1,018FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£366Average£776FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£373Average£621FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest£397Average£901FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Scandinavian AirlinesCheapest£440Average£659FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£447Average£674FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£465Average£640FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£509Average£631FlexibilityNo 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 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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