$51 Cheap flights from Denver Intl. to O'Hare Intl. (DEN to ORD)

Make sure you visit our Covid-19 Travel Advisor to find out if there are any current quarantine requirements or travel advice reports in place in O’Hare Airport when flying from Denver Intl. Airport (DEN).

Your next unforgettable adventure is on the opposite side of a single flight. You can fly direct from Denver Intl. Airport (DEN) to O’Hare Airport with multiple airlines, including United Airlines and Southwest Airlines.

For more info about changing your flight to ORD, please visit our Customer Service Portal.

If you were hoping to drift into a deep sleep during your Denver to Chicago trip, you may have to leave it till another time. The average flight time between Denver Intl. Airport (DEN) and O’Hare Airport is just 2 hours and 28 minutes — just enough to sit back and close your eyes for a little while.

With a mere 890 mi separating DIA airport and O’Hare Intl. Airport (ORD), there won’t be long between the seat belt sign flicking off and the captain readying the wheels for landing.

If you’re planning a trip from Denver to Chicago, there is a good range of airlines that’ll fly you there. Pick out a flight from these top carriers offering direct flights from DIA airport to O’Hare Airport:

• United Airlines - (UA) with 273 flights every month
• Southwest Airlines - (WN) with 173 flights every month
• American Airlines - (AA) with 139 flights every month
• Frontier Airlines - (F9) with 30 flights every month

From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with United Airlines, American Airlines or Delta you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.