Cheap Flights to Buenos Aires

Save 34% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you enjoy your trip to Buenos Aires!

Flight Deals

Cheap Flights to Buenos Aires

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Recent return flight deals to Buenos Aires

LHR London Heathrow Airport-BAI Buenos Aires

5414 mimulti-stop

BAI Buenos Aires-LHR London Heathrow Airport

5414 mimulti-stop

Multiple Airlines

LGW London Gatwick Airport-BAI Buenos Aires

5426 mimulti-stop

BAI Buenos Aires-LGW London Gatwick Airport

5426 mimulti-stop

Multiple Airlines

Useful Info

When to book flights to Buenos Aires

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

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. The information is for flights to Buenos Aires based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.