Question 1

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

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from Portsmouth to Buenos Aires (average of £1,012). Flying from Portsmouth 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.

Question 2

What is the cheapest day to fly from Portsmouth to Buenos Aires?

Accepted Answer

Travellers seeking maximum savings on their Portsmouth to Buenos Aires flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 3

E

Accepted Answer

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.

Question 4

E

Accepted Answer

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).

Question 5

What are the cheapest flights from Portsmouth to Buenos Aires?

Accepted Answer

While on average a flight from Portsmouth to Buenos Aires is generally £941, our data shows the cheapest flight currently is £753. When looking at the most popular route, (Southampton Eastleigh - Buenos Aires Ministro Pistarini), you can expect to pay £1,136 for that flight.

Question 6

What are the most popular airlines that fly from Portsmouth to Buenos Aires?

Accepted Answer

Air Canada, Air France and Finnair are the most popular airlines when flying from Portsmouth to Buenos Aires.

Question 7

How far in advance should I book a flight from Portsmouth to Buenos Aires?

Accepted Answer

To save on the cost of your flight from Portsmouth to Buenos Aires, book at least 41 days before your planned departure. Booking around this time can save you about 16% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £919 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £1,003.

Question 8

What is the cheapest month to fly from Portsmouth to Buenos Aires?

Accepted Answer

Our data shows that November tends to be the cheapest month to fly to Buenos Aires from Portsmouth. Users have commonly found prices around £898 for the month, but tickets can be as low as £624. Due to multiple factors, prepare for potentially higher prices in December.

Question 9

What is the cheapest time of day to fly from P0R to BUE?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Buenos Aires as you normally would.

Question 10

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

Accepted Answer

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

Question 11

How can I find direct flights from Portsmouth to Buenos Aires?

Accepted Answer

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

Question 12

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

Accepted Answer

Yes. Cheapflights offers flight deals from Portsmouth 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.

Question 13

How does Cheapflights help users find flights from Portsmouth to Buenos Aires?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Buenos Aires from Portsmouth today with Cheapflights!

Question 14

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

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to Buenos Aires for you. Better yet — we are completely free to use.

Question 15

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

Accepted Answer

Need flexible booking options for your flight to Buenos Aires from Portsmouth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 16

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

Accepted Answer

Of course! You can now track prices for flights from Portsmouth to Buenos Aires and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	£1,136
Popular in	December
Cheapest in	November
Average price	£966

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£437	Average£1,042	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Air Europa	Cheapest£571	Average£832	FlexibilityNo cancel fee	On-time83%	Search Air Europa flights
ITA Airways	Cheapest£605	Average£1,065	FlexibilityNo cancel fee	On-time81%	Search ITA Airways flights
Air Canada	Cheapest£631	Average£671	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Iberia	Cheapest£680	Average£994	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Finnair	Cheapest£721	Average£867	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
British Airways	Cheapest£744	Average£1,012	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£770	Average£1,120	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Lufthansa	Cheapest£797	Average£1,091	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
LATAM Airlines	Cheapest£848	Average£1,079	FlexibilityNo cancel fee	On-time81%	Search LATAM Airlines flights

Cheap flights from Portsmouth to Buenos Aires from £1,136

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Buenos Aires

Keep the following information in mind while searching for Portsmouth to Buenos Aires flight deals. Data was last updated 1 July 2025.

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Find flight deals from Portsmouth to Buenos Aires

Cheapest flights from Portsmouth to Buenos AiresExplore the most affordable flight options available from Portsmouth to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Explore the most affordable flight options available from Portsmouth to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

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Best time to book a flight from Portsmouth to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Portsmouth with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Buenos Aires

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

What is the cheapest time of day to fly from P0R to BUE?

Find hourly flight availability from Portsmouth to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 July 2025.

What is the cheapest day to fly from Portsmouth to Buenos Aires?

Use this chart to determine the cheapest time to fly return from Portsmouth to Buenos Aires. Price data was last updated on 16 December 2024.

Reviews of airlines servicing Buenos Aires

See what other customers who have flown with Delta and KLM from Portsmouth to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth 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 are the cheapest flights from Portsmouth to Buenos Aires?

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

How can I find direct flights from Portsmouth to Buenos Aires?

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

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

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Alternative routes for Portsmouth to Buenos Aires

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Top 10 airlines flying from Portsmouth to Buenos Aires

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How does Cheapflights help users find flights from Portsmouth to Buenos Aires?

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

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

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

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Cheapest flights from Portsmouth to Buenos Aires
Explore the most affordable flight options available from Portsmouth to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.