Fares Found From 20 Cities to Buenos Aires
*Round-trip fares based on recent searches. Prices may have changed. Updated multiple times daily.
When to Fly to Buenos Aires
Vendimia wine harvest season
Peak: March 10, 2026
Buenos Aires Tango Festival
Peak: August 18, 2026
Buenos Aires Spring
Peak: October 25, 2026
Buenos Aires offers good value right now with a GO Score of 44
Frequently Asked Questions
How much do flights to Buenos Aires cost?
Round-trip fares to Buenos Aires have recently been found from around $274 from Washington DC. Prices vary by origin city and time of year. We check fares daily from 20 US cities.
What is the cheapest month to fly to Buenos Aires?
Flight prices to Buenos Aires fluctuate throughout the year. Our GO Score algorithm tracks daily prices and flags when fares drop below average. Check back regularly as scores update daily, or browse our "When to Fly" section above for timing insights.
Which US city has the cheapest flights to Buenos Aires?
Based on recent searches, Washington DC (IAD) currently has the cheapest fares to Buenos Aires at around $274 round-trip. That's 69% below the historical average.
What is the best time to visit Buenos Aires?
The best time depends on your priorities. Our GO Score (currently 43/100) combines flight prices, weather, events, and currency rates to help you decide. Visit our best-time-to-visit guide for Buenos Aires for a full breakdown.
How long is the flight to Buenos Aires?
Flight times to Buenos Aires vary depending on your departure city and whether you fly direct or with connections. Check individual route pages for more details and to compare fares from your nearest airport.
Fares found from Washington DC (IAD). Prices may vary.
