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Cheap flights from Southampton to Buenos Aires from £1,265

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Buenos Aires departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Southampton to Buenos Aires

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
17:30 - 21:50
SOU
-
EZE
32h 20m
2 stops
KLM Logo
17:05 - 08:45
EZE
-
SOU
35h 40m
2 stops
£1,265KLM
Sat, 4 Jul - Fri, 10 Jul
KLM Logo
17:30 - 21:50
SOU
-
EZE
32h 20m
2 stops
KLM Logo
17:05 - 08:45
EZE
-
SOU
35h 40m
2 stops
£1,324KLM
Sat, 4 Jul - Fri, 10 Jul
KLM Logo
17:30 - 05:50
SOU
-
EZE
16h 20m
1 stop
KLM Logo
17:05 - 08:45
EZE
-
SOU
35h 40m
2 stops
£1,355KLM
Sat, 4 Jul - Fri, 10 Jul
KLM Logo
09:15 - 05:50
SOU
-
EZE
24h 35m
1 stop
KLM Logo
17:05 - 08:45
EZE
-
SOU
35h 40m
2 stops
£1,458KLM
Sat, 4 Jul - Fri, 10 Jul
Multiple Airlines Logo
18:50 - 01:00
SOU
-
EZE
34h 10m
3 stops
Multiple Airlines Logo
02:10 - 18:10
EZE
-
SOU
36h 00m
3 stops
£1,520Multiple Airlines
Sat, 4 Jul - Thu, 9 Jul
Multiple Airlines Logo
09:20 - 03:45
SOU
-
EZE
46h 25m
3 stops
Multiple Airlines Logo
12:10 - 18:10
EZE
-
SOU
26h 00m
2 stops
£1,573Multiple Airlines
Sat, 4 Jul - Fri, 10 Jul
Multiple Airlines Logo
18:50 - 01:00
SOU
-
EZE
34h 10m
3 stops
Multiple Airlines Logo
02:10 - 18:10
EZE
-
SOU
36h 00m
3 stops
£1,586Multiple Airlines
Sat, 4 Jul - Thu, 9 Jul
KLM Logo
17:30 - 05:50
SOU
-
EZE
16h 20m
1 stop
KLM Logo
15:05 - 17:00
EZE
-
SOU
21h 55m
1 stop
£1,589KLM
Sat, 4 Jul - Fri, 10 Jul
KLM Logo
09:15 - 05:50
SOU
-
EZE
24h 35m
1 stop
KLM Logo
15:05 - 17:00
EZE
-
SOU
21h 55m
1 stop
£1,610KLM
Sat, 4 Jul - Fri, 10 Jul
Multiple Airlines Logo
09:15 - 07:40
SOU
-
EZE
26h 25m
3 stops
Multiple Airlines Logo
12:10 - 17:00
EZE
-
SOU
24h 50m
2 stops
£2,010Multiple Airlines
Sat, 4 Jul - Fri, 10 Jul

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KLM flights from Southampton to Buenos Aires

Our best KLM deals on Southampton to Buenos Aires flight tickets
KLM
4 Jul
SOU17:30Southampton Eastleigh
32h 20m
2 stops
EZE21:50Buenos Aires Ministro Pistarini
10 Jul
EZE17:05Buenos Aires Ministro Pistarini
35h 40m
2 stops
SOU08:45Southampton Eastleigh
£1,265
KLM
4 Jul
SOU17:30Southampton Eastleigh
32h 20m
2 stops
EZE21:50Buenos Aires Ministro Pistarini
10 Jul
EZE17:05Buenos Aires Ministro Pistarini
35h 40m
2 stops
SOU08:45Southampton Eastleigh
£1,324
KLM
4 Jul
SOU17:30Southampton Eastleigh
16h 20m
1 stop
EZE05:50Buenos Aires Ministro Pistarini
10 Jul
EZE17:05Buenos Aires Ministro Pistarini
35h 40m
2 stops
SOU08:45Southampton Eastleigh
£1,355

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Buenos Aires 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, momondo users made 279,928 searches. Data last updated 12 June 2026.
Use the filters below to find and compare flights from Southampton to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

17:30-21:50

2 stops32h 20m

Buenos Aires Ministro Pistarini

Fri 10/7

17:05-08:45

2 stops35h 40m

£1,265

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

17:30-21:50

2 stops32h 20m

Buenos Aires Ministro Pistarini

Fri 10/7

17:05-08:45

2 stops35h 40m

£1,324

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

17:30-05:50

1 stop16h 20m

Buenos Aires Ministro Pistarini

Fri 10/7

17:05-08:45

2 stops35h 40m

£1,355

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

09:15-05:50

1 stop24h 35m

Buenos Aires Ministro Pistarini

Fri 10/7

17:05-08:45

2 stops35h 40m

£1,458

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

18:50-01:00

3 stops34h 10m

Buenos Aires Ministro Pistarini

Thu 9/7

02:10-18:10

3 stops36h 00m

£1,520

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

09:20-03:45

3 stops46h 25m

Buenos Aires Ministro Pistarini

Fri 10/7

12:10-18:10

2 stops26h 00m

£1,573

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

18:50-01:00

3 stops34h 10m

Buenos Aires Ministro Pistarini

Thu 9/7

02:10-18:10

3 stops36h 00m

£1,586
Fastest return journey

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

17:30-05:50

1 stop16h 20m

Buenos Aires Ministro Pistarini

Fri 10/7

15:05-17:00

1 stop21h 55m

£1,589

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

09:15-05:50

1 stop24h 35m

Buenos Aires Ministro Pistarini

Fri 10/7

15:05-17:00

1 stop21h 55m

£1,610

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 4/7

09:15-07:40

3 stops26h 25m

Buenos Aires Ministro Pistarini

Fri 10/7

12:10-17:00

2 stops24h 50m

£2,010

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Southampton to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Buenos Aires?

The cheapest day to depart on your flight to Buenos Aires is on a Sunday when prices can be found for as low as £1,071. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Southampton because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,390.

When to book flights from Southampton to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Buenos Aires (SOU to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Buenos Aires

Fastest flight time

32h 20m

Direct flights

None
The fastest flight from Southampton to Buenos Aires takes 32h 20m
There are no direct flights from Southampton to Buenos Aires. There are no popular flight routes from Southampton to Buenos Aires.
Search flight deals

Frequently asked questions about flying from Southampton to Buenos Aires

  • How far is Southampton Eastleigh to Buenos Aires by plane?

    Southampton Eastleigh and Buenos Aires are 6841.9 mi apart from one another. 32h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Buenos Aires?

    Prices for flights from Southampton Eastleigh Airport to Buenos Aires refresh daily.

  • How old do you have to be to fly from Southampton Eastleigh Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Southampton Eastleigh Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Buenos Aires?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southampton to Buenos Aires. momondo saves you time and could save you money on your trip.

Can I find flights from Southampton to Buenos Aires with flexible booking policies on momondo?

All flight searches from Southampton to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Southampton to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from Southampton. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Southampton to Buenos Aires right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buenos Aires from Southampton. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport