IAD to LAS from $90 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Washington Dulles International Airport

Washington, United States

Harry Reid International Airport

Las Vegas, United States

$201 USD

-55%$90 USD

Verified about 4 hours ago

July 2026

Mon

Tue

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Sun

29$257 30$188 1$111 2$288 3$267 4$233 5$288 6$288 7$90 8$194 9$215 10$90 11$90 12$90 13$90 14$90 15$175 16$300 17$258 18$175 19$90 20$90 21$90 22$175 23$200 24$175 25$90 26$90 27$90 28$90 29$185 30$315 31$200 1$90 2$175

Limited Availability

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

Tuesday, July 21st, 2026

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