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Cheap flights from Southampton to Buenos Aires from £1,068

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 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
17:20 - 05:50
SOU
-
EZE
16h 30m
1 stop
KLM Logo
15:05 - 16:50
EZE
-
SOU
21h 45m
1 stop
£1,068KLM
Sun, 12 Apr - Sun, 19 Apr
KLM Logo
17:20 - 22:10
SOU
-
EZE
32h 50m
2 stops
KLM Logo
15:05 - 08:35
EZE
-
SOU
37h 30m
1 stop
£1,177KLM
Sun, 12 Apr - Sun, 19 Apr
KLM Logo
17:20 - 22:10
SOU
-
EZE
32h 50m
2 stops
KLM Logo
00:30 - 08:35
EZE
-
SOU
28h 05m
2 stops
£1,201KLM
Sun, 12 Apr - Sat, 18 Apr
Multiple Airlines Logo
09:25 - 14:30
SOU
-
EZE
33h 05m
3 stops
Multiple Airlines Logo
16:50 - 08:35
EZE
-
SOU
35h 45m
3 stops
£1,318Multiple Airlines
Fri, 10 Apr - Fri, 17 Apr
Multiple Airlines Logo
09:05 - 07:30
SOU
-
EZE
26h 25m
2 stops
Multiple Airlines Logo
12:55 - 08:45
EZE
-
SOU
39h 50m
2 stops
£1,371Multiple Airlines
Fri, 10 Apr - Fri, 17 Apr
Multiple Airlines Logo
09:15 - 18:21
SOU
-
EZE
37h 06m
3 stops
Multiple Airlines Logo
12:15 - 08:35
EZE
-
SOU
40h 20m
3 stops
£1,372Multiple Airlines
Sun, 12 Apr - Sun, 19 Apr
KLM Logo
17:20 - 05:50
SOU
-
EZE
16h 30m
1 stop
KLM Logo
00:30 - 08:45
EZE
-
SOU
28h 15m
2 stops
£1,383KLM
Fri, 10 Apr - Thu, 16 Apr
Multiple Airlines Logo
09:25 - 14:30
SOU
-
EZE
33h 05m
3 stops
Multiple Airlines Logo
12:10 - 19:30
EZE
-
SOU
27h 20m
2 stops
£1,384Multiple Airlines
Fri, 10 Apr - Fri, 17 Apr
KLM Logo
17:20 - 05:50
SOU
-
EZE
16h 30m
1 stop
KLM Logo
15:05 - 08:45
EZE
-
SOU
37h 40m
1 stop
£1,442KLM
Fri, 10 Apr - Fri, 17 Apr
Multiple Airlines Logo
08:25 - 14:30
SOU
-
EZE
34h 05m
3 stops
Multiple Airlines Logo
00:30 - 08:35
EZE
-
SOU
28h 05m
2 stops
£1,565Multiple Airlines
Sun, 12 Apr - Sat, 18 Apr

KLM flights from Southampton to Buenos Aires

Our best KLM deals on Southampton to Buenos Aires flight tickets
KLM
12 Apr
SOU17:20Southampton Eastleigh
16h 30m
1 stop
EZE05:50Buenos Aires Ministro Pistarini
19 Apr
EZE15:05Buenos Aires Ministro Pistarini
21h 45m
1 stop
SOU16:50Southampton Eastleigh
£1,068
KLM
12 Apr
SOU17:20Southampton Eastleigh
32h 50m
2 stops
EZE22:10Buenos Aires Ministro Pistarini
19 Apr
EZE15:05Buenos Aires Ministro Pistarini
37h 30m
1 stop
SOU08:35Southampton Eastleigh
£1,177
KLM
12 Apr
SOU17:20Southampton Eastleigh
32h 50m
2 stops
EZE22:10Buenos Aires Ministro Pistarini
18 Apr
EZE00:30Buenos Aires Ministro Pistarini
28h 05m
2 stops
SOU08:35Southampton Eastleigh
£1,201

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 28 February 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

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sun 12/4

17:20-05:50

1 stop16h 30m

Buenos Aires Ministro Pistarini

Sun 19/4

15:05-16:50

1 stop21h 45m

£1,068

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sun 12/4

17:20-22:10

2 stops32h 50m

Buenos Aires Ministro Pistarini

Sun 19/4

15:05-08:35

1 stop37h 30m

£1,177

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sun 12/4

17:20-22:10

2 stops32h 50m

Buenos Aires Ministro Pistarini

Sat 18/4

00:30-08:35

2 stops28h 05m

£1,201

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 10/4

09:25-14:30

3 stops33h 05m

Buenos Aires Ministro Pistarini

Fri 17/4

16:50-08:35

3 stops35h 45m

£1,318

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 10/4

09:05-07:30

2 stops26h 25m

Buenos Aires Ministro Pistarini

Fri 17/4

12:55-08:45

2 stops39h 50m

£1,371

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sun 12/4

09:15-18:21

3 stops37h 06m

Buenos Aires Ministro Pistarini

Sun 19/4

12:15-08:35

3 stops40h 20m

£1,372

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 10/4

17:20-05:50

1 stop16h 30m

Buenos Aires Ministro Pistarini

Thu 16/4

00:30-08:45

2 stops28h 15m

£1,383

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 10/4

09:25-14:30

3 stops33h 05m

Buenos Aires Ministro Pistarini

Fri 17/4

12:10-19:30

2 stops27h 20m

£1,384

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 10/4

17:20-05:50

1 stop16h 30m

Buenos Aires Ministro Pistarini

Fri 17/4

15:05-08:45

1 stop37h 40m

£1,442

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sun 12/4

08:25-14:30

3 stops34h 05m

Buenos Aires Ministro Pistarini

Sat 18/4

00:30-08:35

2 stops28h 05m

£1,565

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 Monday when prices can be found for as low as £989. 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 £1,134.

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

16h 30m

Direct flights

None
The fastest flight from Southampton to Buenos Aires takes 16h 30m
There are no direct flights from Southampton to Buenos Aires. There are no popular flight routes from Southampton to Buenos Aires.
Search flight deals

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

    Southampton Eastleigh and Buenos Aires are 6841.9 mi apart from one another. 16h 30m 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