Cheapest return flights from Dallas-Fort Worth to Buenos Aires in May from $637

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Buenos Aires (AEP) in May 2026 (see full year).

Return flights

12 May - 26 May Spirit Airlines
01 May - 12 May Frontier Airlines
02 May - 09 May Spirit Airlines
01 May - 09 May Frontier Airlines
11 May - 09 Jun Spirit Airlines
11 May - 10 Jun Spirit Airlines
24 May - 27 Jun Spirit Airlines
10 May - 26 May Avianca

Also check the deals for one-way flights from Dallas-Fort Worth to Buenos Aires in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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