DCA to SEA from $158 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Ronald Reagan Washington National Airport

Washington, United States

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$250 USD

-37%$158 USD

Verified 13 days ago

September 2026

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31$163 1$163 2$158 3$262 4$202 5$158 6$158 7$158 8$158 9$158 10$180 11$158 12$158 13$158 14$158 15$158 16$158 17$158 18$202 19$158 20$158 21$158 22$158 23$158 24$158 25$158 26$158 27$158 28$158 29$158 30$158 1$209 2$209 3$209 4$209

Limited Availability

15% of dates checked are available within 10% of the lowest price

Thursday, September 24th, 2026

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