Cheap flights to Washington from Denver

Round trips from Denver from $334. Cheapest dates, deal ratings and where to book.

• Seattle: $334, 2026-11-24 to 2026-11-29
• Everett: $458, 2026-10-11 to 2026-10-14
• Spokane: $705, 2026-10-10 to 2026-10-13

Nearby

• Oregon
• Idaho
• Montana
• Nevada
• Wyoming
• Utah
• California
• Colorado