United flights from San Diego to Key West from $ 251* or from $/mo

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from San Diego (SAN) to Key West (EYW)

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Apr 2025
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Apr 2025
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Apr 2025
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$ 819
$ 1.3K
Displaying fares for April-2025
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Range$ 819-$ 1,319

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

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