Downtown is walkable, but you need a car to reach the mountains.

What is the best airport?

DEN is the only major airport serving the region.

Denver is generally safe, but exercise caution in downtown areas at night.

How long is the drive?

It is a 15-hour drive across the plains.

Are there direct trains?

Amtrak's California Zephyr serves Denver, but it is a long-distance route.

Cicero

Denver

Flight Driving

Cicero to Denver

Updated: 28 May 2026

The journey from Cicero to Denver covers approximately 1,600 kilometers. Flying from Chicago O'Hare or Midway to Denver International Airport takes about 2.5 hours. Driving involves taking I-88 W to I-80 W across Iowa and Nebraska, then merging onto I-76 W into Denver. This route crosses the Great Plains. Expect the drive to take roughly 15 to 16 hours.

Total Distance: Driving distance 1,600 km; straight-line air distance 1,450 km.

Fastest Way

Direct flight from O'Hare to DEN is the fastest at 2.5 hours.

Cheapest Way

Driving is the most cost-effective for groups.

Compare Cicero to Denver Routes

	Flight Direct	Driving Direct
Duration	2 hours 30 mins	15 hours
Avg Price	100-250 dollars	200-350 dollars in fuel
Operator	United Airlines	Personal Vehicle
Route	Chicago O'Hare (ORD) to Denver International (DEN).	I-88 W to I-80 W to I-76 W.
Tip	DEN is located far from downtown; use the A-Line train for access.	Be cautious of high winds in Nebraska.

Travel Tips

Altitude
Denver is at high altitude; drink plenty of water to avoid altitude sickness.
Transportation
The RTD light rail system is excellent for getting around the city.
Weather
Mountain weather is unpredictable; dress in layers.
Dining
Denver has a thriving craft beer scene; visit local breweries.
Parking
Downtown parking is limited; use public transit or rideshare.

Safety Tips

Driving
Mountain roads can be steep and winding; ensure your brakes are in good condition.
Sun Exposure
The sun is stronger at high altitudes; wear sunscreen.
Emergency
Keep a winter emergency kit in your car if traveling during colder months.
Navigation
Download offline maps for mountain areas where cell service is spotty.