Washington (IAD) to San Diego (SAN) flight deal from $128 USD in economy class – flightdeals.net

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Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

One Way•Economy

Washington Dulles International Airport

Washington, United States

San Diego International Airport

San Diego, United States

$212 USD

-40%$128 USD

Verified Nov 30, 2025 at 10:18 AM

January 2026

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29$384 30$309 31$209 1$209 2$259 3$259 4$259 5$159 6$128 7$139 8$159 9$159 10$139 11$159 12$159 13$139 14$139 15$159 16$159 17$139 18$159 19$159 20$139 21$139 22$159 23$159 24$134 25$159 26$154 27$139 28$139 29$159 30$159 31$139 1

Limited Availability

12% of dates checked are available within 10% of the lowest price

Tuesday, January 6th, 2026

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