Cheap flights from St Louis to Chicago-O'Hare Intl (STL - ORD)

Flight FAQs

From St Louis to Chicago-O'Hare Intl

Are flight prices decreasing from St Louis to Chicago-O'Hare Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Chicago-O'Hare Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Lambert-St Louis to Chicago O'Hare Intl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Lambert-St Louis to Chicago O'Hare Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Lambert-St Louis to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

American Airlines, United Airlines, and Cape Air are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St Louis to Chicago-O'Hare Intl for under $100 on Cheapflights?

Yes, there are multiple flights from St Louis to Chicago-O'Hare Intl for under $100. The cheapest flight booked recently is on Frontier for just $90, but on average you can expect to pay $125.

Are there nonstop flights from St Louis to Chicago-O'Hare Intl for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from St Louis to Chicago-O'Hare Intl under $100. A good price for a nonstop flight from St Louis to Chicago-O'Hare Intl is less than $167.

Are there last-minute flights available from St Louis to Chicago-O'Hare Intl for under $100?

There are currently 20+ open flights from St Louis to Chicago-O'Hare Intl within the next 7 days for less than $100.

What days are nonstop flights available from St Louis to Chicago-O'Hare Intl?

Nonstop flights are available for this route on the following days: Monday.

How many flights depart from St Louis to Chicago-O'Hare Intl on average per day?

Travelers can expect 4 flights from Lambert-St Louis to Chicago O'Hare Intl on average per day.
Morning (6am - Noon) - 100% of flight departures

Does it rain more in St Louis or Chicago-O'Hare Intl?

The rainfall in St Louis is generally less than the rainfall in Chicago-O'Hare Intl. This will continue over the next 15 days.

Is St Louis weather warmer or cooler than Chicago-O'Hare Intl?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Chicago-O'Hare Intl is generally colder than in St Louis.

How long is the flight from St Louis to Chicago-O'Hare Intl?

Departing from St Louis to Chicago-O'Hare Intl will take you 1h 19m. Airlines will cover a distance of 259 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from St Louis to Chicago-O'Hare Intl round-trip?

Currently priced at $90, Frontier will fly you from St Louis to Chicago-O'Hare Intl and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Major Airline - these airlines can fly you to your destination from $99 and $139, respectively. Frontier is currently priced 60% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from St Louis to Chicago-O'Hare Intl one-way?

The cheapest airlines for a one-way flight from St Louis to Chicago-O'Hare Intl are Frontier ($48), American Airlines ($50), and Delta ($73).