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United flights from Allentown to San Diego

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*Prices have been available for round trips within the last 48 hours and may not be currently available. 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.

Weather in San Diego

Tuesday scattered clouds
71°F 08/04/20
Wednesday sky is clear
72°F 08/05/20
Thursday scattered clouds
69°F 08/06/20
Friday few clouds
71°F 08/07/20
Saturday sky is clear
73°F 08/08/20
Sunday sky is clear
73°F 08/09/20
Monday sky is clear
72°F 08/10/20
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