Cheapest return flights from Dallas-Fort Worth to Buenos Aires in March from $669

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

Return flights

20 Mar - 23 Mar Spirit Airlines
04 Mar - 10 Mar Spirit Airlines
15 Mar - 22 Mar Spirit Airlines
08 Mar - 15 Mar Spirit Airlines
09 Mar - 15 Mar Frontier Airlines
07 Mar - 14 Mar Spirit Airlines
19 Mar - 25 Mar Avianca

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

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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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