Cheap flights to Mount Rainier National Park from Newark
Round trips from Newark from $316. Fly into Seattle (SEA). Cheapest dates, deal ratings and where to book.
- Seattle: $316, 2026-10-28 to 2026-11-03
- Seattle: $332, 2026-12-01 to 2026-12-04
- Seattle: $344, 2026-10-28 to 2026-11-01
- Seattle: $355, 2026-10-27 to 2026-10-30
- Seattle: $361, 2026-10-21 to 2026-10-28
- Seattle: $362, 2026-10-29 to 2026-10-31
- Seattle: $363, 2026-10-29 to 2026-11-02
- Seattle: $364, 2026-11-14 to 2026-12-10