IAD to SAN from $174 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Washington Dulles International Airport

Washington, United States

San Diego International Airport

San Diego, United States

$235 USD

-26%$174 USD

Verified 1 day ago

December 2026

Mon

Tue

Wed

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Sun

30$363 1$277 2$224 3$251 4$224 5$214 6$214 7$214 8$214 9$214 10$214 11$214 12$214 13$214 14$214 15$214 16$251 17$308 18$363 19$333 20$333 21$327 22$333 23$329 24$261 25$250 26$388 27$347 28$367 29$333 30$214 31$214 1$214 2$323 3$257

Limited Availability

14% of dates checked are available within 10% of the lowest price

Thursday, December 31st, 2026

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