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Cheap flights from Southampton to Buenos Aires from £1,353

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 8/5. 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.
Delta Logo
09:05 - 09:45
SOU
-
EZE
28h 40m
2 stops
Delta Logo
20:10 - 08:45
EZE
-
SOU
32h 35m
2 stops
£1,353Delta
Fri, 8 May - Fri, 15 May
Delta Logo
09:05 - 09:45
SOU
-
EZE
28h 40m
2 stops
Delta Logo
20:10 - 16:50
EZE
-
SOU
40h 40m
2 stops
£1,528Delta
Fri, 8 May - Sat, 16 May

Delta flights from Southampton to Buenos Aires

Our best Delta deals on Southampton to Buenos Aires flight tickets
Delta
20 Apr
SOU09:05Southampton Eastleigh
28h 40m
2 stops
EZE09:45Buenos Aires Ministro Pistarini
27 Apr
EZE20:10Buenos Aires Ministro Pistarini
32h 25m
2 stops
SOU08:35Southampton Eastleigh
£1,252
Delta
8 May
SOU09:05Southampton Eastleigh
28h 40m
2 stops
EZE09:45Buenos Aires Ministro Pistarini
15 May
EZE20:10Buenos Aires Ministro Pistarini
32h 35m
2 stops
SOU08:45Southampton Eastleigh
£1,353
Delta
8 May
SOU09:05Southampton Eastleigh
28h 40m
2 stops
EZE09:45Buenos Aires Ministro Pistarini
16 May
EZE20:10Buenos Aires Ministro Pistarini
40h 40m
2 stops
SOU16:50Southampton Eastleigh
£1,528

KLM flights from Southampton to Buenos Aires

Our best KLM deals on Southampton to Buenos Aires flight tickets
KLM
20 Apr
SOU17:20Southampton Eastleigh
16h 30m
1 stop
EZE05:50Buenos Aires Ministro Pistarini
27 Apr
EZE15:05Buenos Aires Ministro Pistarini
21h 45m
1 stop
SOU16:50Southampton Eastleigh
£1,439
KLM
20 Apr
SOU17:20Southampton Eastleigh
32h 50m
2 stops
EZE22:10Buenos Aires Ministro Pistarini
27 Apr
EZE15:05Buenos Aires Ministro Pistarini
37h 30m
1 stop
SOU08:35Southampton Eastleigh
£1,558

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 17 April 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
Fastest return journey

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 8/5

09:05-09:45

2 stops28h 40m

Buenos Aires Ministro Pistarini

Fri 15/5

20:10-08:45

2 stops32h 35m

£1,353

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Fri 8/5

09:05-09:45

2 stops28h 40m

Buenos Aires Ministro Pistarini

Sat 16/5

20:10-16:50

2 stops40h 40m

£1,528

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 £995. 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 £1,276.

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

28h 40m

Direct flights

None
The fastest flight from Southampton to Buenos Aires takes 28h 40m
There are no direct flights from Southampton to Buenos Aires. There are no popular flight routes from Southampton to Buenos Aires.
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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. 28h 40m 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