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Cheap flights from Southampton to Buenos Aires from £718

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Buenos Aires departing on 20/11. 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
09:25 - 10:15SOU-EZE
27h 50m2 stops
Delta Logo
23:55 - 08:50EZE-SOU
29h 55m2 stops
£1,043Delta
Find Deal
Sat, 8 Nov - Thu, 4 Dec
Delta Logo
18:05 - 09:00SOU-EZE
41h 55m2 stops
Delta Logo
20:55 - 08:20EZE-SOU
56h 25m2 stops
£1,103Delta
Find Deal
Thu, 13 Nov - Mon, 17 Nov
Delta Logo
08:50 - 07:20SOU-EZE
49h 30m2 stops
Delta Logo
23:55 - 17:00EZE-SOU
38h 05m2 stops
£1,103Delta
Find Deal
Thu, 20 Nov - Mon, 24 Nov
Delta Logo
08:50 - 07:20SOU-EZE
49h 30m2 stops
Delta Logo
23:55 - 17:00EZE-SOU
38h 05m2 stops
£1,106Delta
Find Deal
Thu, 20 Nov - Mon, 24 Nov
Delta Logo
17:30 - 10:15SOU-EZE
43h 45m2 stops
Delta Logo
22:25 - 08:10EZE-SOU
54h 45m2 stops
£1,143Delta
Find Deal
Sat, 8 Nov - Sat, 29 Nov
Delta Logo
08:40 - 10:15SOU-EZE
28h 35m2 stops
Delta Logo
22:25 - 08:20EZE-SOU
30h 55m2 stops
£1,146Delta
Find Deal
Wed, 12 Nov - Tue, 18 Nov
Delta Logo
09:25 - 10:15SOU-EZE
51h 50m2 stops
Delta Logo
22:25 - 17:25EZE-SOU
40h 00m2 stops
£1,193Delta
Find Deal
Sat, 8 Nov - Fri, 28 Nov
Delta Logo
18:05 - 09:00SOU-EZE
41h 55m2 stops
Delta Logo
22:25 - 08:20EZE-SOU
30h 55m2 stops
£1,207Delta
Find Deal
Thu, 13 Nov - Tue, 18 Nov
KLM Logo
18:05 - 07:15SOU-EZE
16h 10m1 stop
KLM Logo
22:40 - 08:10EZE-SOU
30h 30m2 stops
£1,329KLM
Find Deal
Thu, 20 Nov - Mon, 24 Nov
KLM Logo
18:05 - 07:15SOU-EZE
16h 10m1 stop
KLM Logo
22:40 - 08:10EZE-SOU
30h 30m2 stops
£1,332KLM
Find Deal
Thu, 20 Nov - Mon, 24 Nov

Delta flights from Southampton to Buenos Aires

Our best Delta deals on Southampton to Buenos Aires flight tickets
Delta
8 Nov
SOU09:25Southampton Eastleigh
27h 50m
2 stops
EZE10:15Buenos Aires Ministro Pistarini
4 Dec
EZE23:55Buenos Aires Ministro Pistarini
29h 55m
2 stops
SOU08:50Southampton Eastleigh
£1,043
Find similar
Delta
13 Nov
SOU18:05Southampton Eastleigh
41h 55m
2 stops
EZE09:00Buenos Aires Ministro Pistarini
17 Nov
EZE20:55Buenos Aires Ministro Pistarini
56h 25m
2 stops
SOU08:20Southampton Eastleigh
£1,103
Find similar
Delta
20 Nov
SOU08:50Southampton Eastleigh
49h 30m
2 stops
EZE07:20Buenos Aires Ministro Pistarini
24 Nov
EZE23:55Buenos Aires Ministro Pistarini
38h 05m
2 stops
SOU17:00Southampton Eastleigh
£1,103
Find similar

KLM flights from Southampton to Buenos Aires

Our best KLM deals on Southampton to Buenos Aires flight tickets
KLM
20 Nov
SOU18:05Southampton Eastleigh
16h 10m
1 stop
EZE07:15Buenos Aires Ministro Pistarini
24 Nov
EZE22:40Buenos Aires Ministro Pistarini
30h 30m
2 stops
SOU08:10Southampton Eastleigh
£1,329
Find similar
KLM
20 Nov
SOU18:05Southampton Eastleigh
16h 10m
1 stop
EZE07:15Buenos Aires Ministro Pistarini
24 Nov
EZE22:40Buenos Aires Ministro Pistarini
30h 30m
2 stops
SOU08:10Southampton Eastleigh
£1,332
Find similar
KLM
13 Nov
SOU18:05Southampton Eastleigh
29h 15m
2 stops
EZE20:20Buenos Aires Ministro Pistarini
17 Nov
EZE16:25Buenos Aires Ministro Pistarini
36h 45m
1 stop
SOU08:10Southampton Eastleigh
£1,397
Find similar

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 30 October 2025.
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

Sat 8/11

09:25-10:15

2 stops27h 50m

Buenos Aires Ministro Pistarini

Thu 4/12

23:55-08:50

2 stops29h 55m

£1,043

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Thu 13/11

18:05-09:00

2 stops41h 55m

Buenos Aires Ministro Pistarini

Mon 17/11

20:55-08:20

2 stops56h 25m

£1,103

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Thu 20/11

08:50-07:20

2 stops49h 30m

Buenos Aires Ministro Pistarini

Mon 24/11

23:55-17:00

2 stops38h 05m

£1,103

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Thu 20/11

08:50-07:20

2 stops49h 30m

Buenos Aires Ministro Pistarini

Mon 24/11

23:55-17:00

2 stops38h 05m

£1,106

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 8/11

17:30-10:15

2 stops43h 45m

Buenos Aires Ministro Pistarini

Sat 29/11

22:25-08:10

2 stops54h 45m

£1,143

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Wed 12/11

08:40-10:15

2 stops28h 35m

Buenos Aires Ministro Pistarini

Tue 18/11

22:25-08:20

2 stops30h 55m

£1,146

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Sat 8/11

09:25-10:15

2 stops51h 50m

Buenos Aires Ministro Pistarini

Fri 28/11

22:25-17:25

2 stops40h 00m

£1,193

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Thu 13/11

18:05-09:00

2 stops41h 55m

Buenos Aires Ministro Pistarini

Tue 18/11

22:25-08:20

2 stops30h 55m

£1,207

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Thu 20/11

18:05-07:15

1 stop16h 10m

Buenos Aires Ministro Pistarini

Mon 24/11

22:40-08:10

2 stops30h 30m

£1,329

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Thu 20/11

18:05-07:15

1 stop16h 10m

Buenos Aires Ministro Pistarini

Mon 24/11

22:40-08:10

2 stops30h 30m

£1,332

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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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 £1,004. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday 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 £1,178.

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

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from Southampton to Buenos Aires during this time can be as low as £835. Flights to Buenos Aires are more costly in the evening, with an average ticket price of £1,082. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
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 10m 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