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Cheap flights from Southampton to Buenos Aires from £1,123

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BUE
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Southampton to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 February 2025.

Round-trip from

£1,123

Popular in

December

Cheapest in

May

Average price

£909
KLM
  • KLM
  • 7/4-14/4
  • 3 total stops
  • 70h 25m total
  • Southampton to Buenos Aires
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Southampton to Buenos Aires

Cheapest flights from Southampton to Buenos Aires
Explore the most affordable flight options available from Southampton to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 7/417:35SOU - EZE
2 stops32h 20mKLM
Mon 14/414:40EZE - SOU
1 stop38h 05mKLM
Deal found 21/2£1,123
Mon 7/420:30SOU - EZE
3 stops29h 25mMultiple Airlines
Mon 14/406:15EZE - SOU
3 stops46h 30mMultiple Airlines
Deal found 21/2£1,386

Find flights from Southampton to Buenos Aires within your budget

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, Cheapflights users made 858,174 searches. Data last updated 21 February 2025.

Fly from

Southampton

Fly to

Buenos Aires

Route

Depart

Return

Price

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Mon 7/4

17:35-21:55

2 stops32h 20m

Buenos Aires Ministro Pistarini

Mon 14/4

14:40-08:45

1 stop38h 05m

£1,123

SouthamptonBuenos Aires

SOU - EZE

SOUEZE

Southampton Eastleigh

Mon 7/4

20:30-21:55

3 stops29h 25m

Buenos Aires Ministro Pistarini

Mon 14/4

06:15-08:45

3 stops46h 30m

£1,386

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Best time to book a flight from Southampton to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Southampton 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.

Travel insights for flights from Southampton to Buenos Aires

Get recent, data-driven insights about flights from Southampton to Buenos Aires including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Southampton to Buenos Aires?

Currently, June is the cheapest month in which you can book a flight from Southampton to Buenos Aires (average of £988). Flying from Southampton to Buenos Aires in December is currently the most expensive (average of £1,250). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 50.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated 21 February 2025.
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

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

  • What airport do you fly from for flights from Southampton to Buenos Aires?

    Southampton Eastleigh (SOU), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Southampton to Buenos Aires. 0 airlines have flights from Eastleigh to Buenos Aires on a regular basis. Booking flights from Southampton Eastleigh to Buenos Aires should not be difficult; the airport handles an average of 0 outbound flights to Buenos Aires per day.

  • Can I find deals for flights from Southampton to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Southampton to Buenos Aires flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Buenos Aires.

  • Can I find deals for business class flights from Southampton to Buenos Aires?

    Yes. Cheapflights offers flight deals from Southampton to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southampton to Buenos Aires?

    Currently, June is the cheapest month in which you can book a flight from Southampton to Buenos Aires (average of £988). Flying from Southampton to Buenos Aires in December is currently the most expensive (average of £1,250). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Southampton to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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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 Southampton to Buenos Aires?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to Buenos Aires. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Buenos Aires?

Cheapflights helps you find that perfect flight to Buenos Aires from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Southampton to Buenos Aires with no change fees?

Certainly. Search results for flights to Buenos Aires from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Southampton to Buenos Aires become cheaper?

Not ready to book yet? You can track prices for flights from Southampton to Buenos Aires on Cheapflights with our Price Alert feature and get notified when better prices are available.

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