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Discover the cheapest flights to Harlingen

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Sun, Aug 3 - Tue, Aug 5

American AirlinesDirect

Dallas - Harlingen

American AirlinesDirect

Harlingen - Dallas

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Fri, Jul 11 - Mon, Jul 14

American AirlinesDirect

Dallas - Harlingen

American AirlinesDirect

Harlingen - Dallas

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American AirlinesDirect

Dallas - Harlingen

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LATAM Airlines2 stops

Sao Paulo - Harlingen

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Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.