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Cheap flights from Portsmouth to South America from £853

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOG
25 Jun — 2 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to South America

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to South America
Explore the most affordable flight options available from Portsmouth to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 May 2026.

Sun 4/1017:20
SOU
-
GRU
2 stops43h 30m
Delta
Fri 16/1022:50
GRU
-
SOU
2 stops29h 55m
Delta
Deal found 25/5£877
Wed 8/718:05
SOU
-
GIG
2 stops29h 35m
KLM
Fri 17/706:00
GIG
-
SOU
2 stops31h 00m
KLM
Deal found 23/5£906
Mon 6/718:05
SOU
-
GIG
1 stop29h 40m
KLM
Mon 13/721:55
GIG
-
SOU
1 stop30h 50m
KLM
Deal found 22/5£926
Mon 6/709:15
SOU
-
GRU
1 stop14h 35m
KLM
Mon 13/721:45
GRU
-
SOU
1 stop15h 50m
KLM
Deal found 22/5£937
Wed 3/609:05
SOU
-
EZE
1 stop24h 45m
KLM
Sun 14/623:55
EZE
-
SOU
2 stops36h 55m
KLM
Deal found 22/5£947
Mon 5/1017:20
SOU
-
GRU
2 stops43h 30m
Delta
Sun 18/1022:50
GRU
-
SOU
2 stops29h 45m
Delta
Deal found 25/5£986
Mon 22/617:20
SOU
-
GRU
2 stops28h 00m
KLM
Mon 29/621:45
GRU
-
SOU
1 stop15h 05m
KLM
Deal found 22/5£1,000
Mon 16/1119:55
SOU
-
EZE
1 stop25h 00m
Multiple Airlines
Sun 22/1119:45
EZE
-
SOU
1 stop20h 35m
Multiple Airlines
Deal found 24/5£1,033
Mon 26/1017:30
SOU
-
GRU
2 stops42h 25m
Delta
Thu 12/1123:45
GRU
-
SOU
2 stops38h 15m
Delta
Deal found 25/5£1,035
Mon 16/1108:40
SOU
-
EZE
2 stops29h 15m
Delta
Sun 22/1121:30
EZE
-
SOU
2 stops31h 40m
Delta
Deal found 24/5£1,046
Fri 28/818:05
SOU
-
EZE
2 stops43h 40m
Delta
Sun 20/920:10
EZE
-
SOU
2 stops56h 35m
Delta
Deal found 26/5£1,050
Wed 28/1008:40
SOU
-
GRU
2 stops27h 15m
Delta
Thu 5/1121:30
GRU
-
SOU
2 stops56h 25m
Delta
Deal found 25/5£1,085

Find flight deals from Portsmouth to South America

Keep the following information in mind while searching for Portsmouth to South America flight deals. Data was last updated 26 May 2026.

Round-trip from

£877

One-way from

£853

Popular in

July

Cheapest in

November

Average price

£803
Delta
  • Delta
  • 4/10-19/10
  • 4 total stops
  • 73h 25m total
  • Portsmouth to South America
Search Deals
Delta
  • Delta
  • 1/6
  • 2 total stops
  • 40h 20m total
  • Portsmouth to South America
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£95 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to South America 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 26 May 2026.
Use the filters below to find and compare flights from Portsmouth to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonRio de Janeiro

SOU - GIG

SOUGIG

Southampton Eastleigh

Wed 8/7

18:05-19:40

2 stops29h 35m

Rio de Janeiro–Galeão Intl

Fri 17/7

06:00-17:00

2 stops31h 00m

£906

SouthamptonRio de Janeiro

SOU - GIG

SOUGIG

Southampton Eastleigh

Mon 6/7

18:05-19:45

1 stop29h 40m

Rio de Janeiro–Galeão Intl

Mon 13/7

21:55-08:45

1 stop30h 50m

£926

SouthamptonSao Paulo

SOU - GRU

SOUGRU

Southampton Eastleigh

Wed 4/11

17:30-09:55

2 stops43h 25m

Sao Paulo Guarulhos Intl

Tue 17/11

23:45-08:10

2 stops29h 25m

£1,035

SouthamptonSao Paulo

SOU - GRU

SOUGRU

Southampton Eastleigh

Tue 20/10

17:20-08:50

2 stops43h 30m

Sao Paulo Guarulhos Intl

Wed 4/11

23:45-17:00

2 stops38h 15m

£1,035

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Mon 16/11

08:40-10:55

2 stops29h 15m

Buenos Aires Ministro Pistarini

Sun 22/11

21:30-08:10

2 stops31h 40m

£1,046

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sun 30/8

17:30-09:45

2 stops44h 15m

Buenos Aires Ministro Pistarini

Sat 19/9

20:10-08:35

2 stops56h 25m

£1,050

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 29/8

17:30-09:45

2 stops44h 15m

Buenos Aires Ministro Pistarini

Sun 20/9

20:10-08:35

2 stops32h 25m

£1,050

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Mon 31/8

17:20-09:45

2 stops44h 25m

Buenos Aires Ministro Pistarini

Sat 19/9

20:10-08:35

2 stops56h 25m

£1,050

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 29/8

17:30-09:45

2 stops44h 15m

Buenos Aires Ministro Pistarini

Sat 19/9

20:10-08:35

2 stops56h 25m

£1,050

SouthamptonSao Paulo

SOU - GRU

SOUGRU

Southampton Eastleigh

Mon 22/6

17:20-17:20

2 stops28h 00m

Sao Paulo Guarulhos Intl

Mon 29/6

13:05-16:50

2 stops23h 45m

£1,059

Flights are sorted by cheapest return flights first.

Deals found on 25/5

Showing 1-10 of 42 resultsSorted by cheapest first
1
2
3
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5

Best time to book a flight from Portsmouth to South America

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

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

Find hourly flight availability from Portsmouth to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to South America as you normally would.

Weekly flight availability from Portsmouth to South America

Explore weekly flight availability from Portsmouth to South America. 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 26 May 2026.

The most flights from P0R to 0SA are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing South America

Get insights into the airlines that provide service to South America. 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 South America. Reviews last updated 26 May 2026.
Get a feel of what it's like to fly with KLM from Portsmouth to South America by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,521 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Food

7.3

Overall

7.8

Comfort

7.7

Boarding

7.8

Entertainment

7.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portsmouth to South America?

    KLM and Delta can get you from Portsmouth to South America in just under 29h 35m. Your travel time can differ by up to 13h 50m. The distance between Portsmouth and South America is about 5692 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Portsmouth to South America?

    The most popular route from Portsmouth to South America is Southampton Eastleigh - Sao Paulo Guarulhos Intl. You may also consider Southampton Eastleigh - Buenos Aires Ministro Pistarini or Southampton Eastleigh - Rio de Janeiro–Galeão Intl.

  • What are the most reliable airlines from Portsmouth to South America?

    Before booking your flight to South America from Portsmouth, check out the most reliable airlines to get you to your destination on time: Etihad Airways (98%), Avianca (98%), Emirates( 98%).

  • What are the cheapest flights from Portsmouth to South America?

    While on average a flight from Portsmouth to South America is generally £968, our data shows the cheapest flight currently is £372. When looking at the most popular route, (Southampton Eastleigh - Sao Paulo Guarulhos Intl), you can expect to pay £877 for that flight.

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

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

  • How can I find direct flights from Portsmouth to South America?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to South America 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

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Alternative routes for Portsmouth to South America

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Top 10 airlines flying from Portsmouth to South America

Discover the top 10 airlines that operate flights from Portsmouth to South America. 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 26 May 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£93Average£951FlexibilityNo cancel feeOn-time77%
Search Iberia flights
AviancaCheapest£392Average£775FlexibilityNo cancel feeOn-time71%
Search Avianca flights
TAP AIR PORTUGALCheapest£488Average£897FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
JetBlueCheapest£528Average£601FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air EuropaCheapest£554Average£909FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
Air FranceCheapest£554Average£936FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapest£560Average£726FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£566Average£950FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£567Average£749FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ITA AirwaysCheapest£581Average£894FlexibilityNo cancel feeOn-time81%
Search ITA Airways 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 South America?

Cheapflights helps you search for flights from Portsmouth to South America 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 South America?

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 South America.

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

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

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

Of course! You can now track prices for flights from Portsmouth to South America and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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