Cheap flights to Rocky Mountain National Park from Chicago

Round trips from Chicago from $269. Fly into Denver (DEN). Cheapest dates, deal ratings and where to book.

• Denver: $269, 2026-10-28 to 2026-10-31
• Denver: $281, 2026-11-06 to 2026-11-08
• Denver: $305, 2026-11-21 to 2026-11-28
• Denver: $305, 2026-11-23 to 2026-11-28
• Denver: $305, 2026-11-23 to 2026-11-29
• Denver: $305, 2026-11-23 to 2026-11-30
• Denver: $305, 2026-11-26 to 2026-11-29
• Denver: $347, 2026-11-29 to 2026-12-06

Nearby

• Black Canyon of the Gunnison
• Great Sand Dunes
• Arches
• Wind Cave
• Mesa Verde
• Canyonlands
• Badlands
• Capitol Reef