Cheap Flights from COS

Newark (EWR)

2026-05-04–2026-05-12 • United • $332 — Save $171 (~29%) Book

2026-05-10–2026-05-19 • United • $332 — Save $171 (~29%) Book

2026-05-16–2026-05-24 • United • $363 — Save $136 (~23%) Book