Find Cheap Flights from Portsmouth to Buenos Aires – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Price, demand, and travel trends for Portsmouth to Buenos Aires flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What is the cheapest Portsmouth to Buenos Aires flight route?

There's little price difference between Portsmouth to Buenos Aires routes. They average around £1,111 return, based on KAYAK data over the past 12 months.

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When to book flights from Portsmouth to Buenos Aires

Are your dates flexible? Find out the best times to travel from Portsmouth to Buenos Aires based on our flight data from the last year. Discover the cheapest month and even day to fly.
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Your Portsmouth to Buenos Aires flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Portsmouth to Buenos Aires?

    Only Economy class is available on flights from Portsmouth to Buenos Aires.

  • Do I need a passport to fly from Portsmouth to Buenos Aires?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • What car hire options are available in Buenos Aires?

    Since Buenos Aires is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near Buenos Aires Ministro Pistarini Airport (EZE) – daily rates from around £12:

    • Hertz
    • Rentacar
    • Street Rent a Car
    • Alamo
    • Localiza

    Near Buenos Aires Jorge Newbery Airport (AEP) – daily rates from around £17:

    • Hertz
    • Alamo
    • Localiza
    • Rentacar
    • Street Rent a Car

  • Which airports can I use when flying from Portsmouth to Buenos Aires?

    Flights from Portsmouth to Buenos Aires usually depart from Southampton Eastleigh (SOU) and may arrive at several airports in Buenos Aires area, including Buenos Aires Jorge Newbery (AEP) and Buenos Aires Ministro Pistarini (EZE).

  • Which airports do connecting flights from Portsmouth to Buenos Aires pass through?

    Most connecting flights from Portsmouth to Buenos Aires pass through Amsterdam Schiphol (AMS), which handles 100% of one-stop traffic on this route.

  • What is the time difference between Portsmouth and Buenos Aires?

    Buenos Aires is 3 hours behind Portsmouth (Argentina Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Buenos Aires?

    Obelisco de Buenos Aires is one of the most viewed places in Buenos Aires on KAYAK.

Your guide to booking Portsmouth to Buenos Aires flights

Get tips on when to book, when to fly, and what to know before your trip.

More options for your flight from Portsmouth to Buenos Aires

Complete your trip to Buenos Aires with a hotel stay or car hire

Car hire in Buenos Aires
Hotels in Buenos Aires
Holidays in Buenos Aires