Cheapest weekends to fly Denver to Chicago nonstop

We price every nonstop weekend round-trip (2–4 nights, leaving Thu–Sat) on DEN → ORD and rank the weekends below by date. Right now the cheapest is Jun 20–23 at $190 round-trip — 53% below this route's typical short-trip price. Updated June 12, 2026.

Sat, Jun 13 → Tue, Jun 16 3 nights

UA United · returns Frontier 42% below typical

$235 Check this weekend →

Cheapest weekend

Sat, Jun 20 → Tue, Jun 23 3 nights

F9 Frontier 53% below typical

$190 Check this weekend →

Sat, Jun 27 → Tue, Jun 30 3 nights

F9 Frontier 43% below typical

$232 Check this weekend →

Sat, Jul 4 → Tue, Jul 7 3 nights

F9 Frontier · returns United 43% below typical

$229 Check this weekend →

Prices are the cheapest nonstop round-trip we found for each weekend, checked within the last 14 days. Fares move — "Check this weekend" re-prices the exact dates live.