Cheap flights from St Louis to Chicago (STL - CHI)

Flight FAQs

From St Louis to Chicago

Are flight prices decreasing from St Louis to Chicago 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 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 to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travelers booking flights from Lambert-St Louis to Chicago include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

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

Some of the carriers operating flights from Lambert-St Louis to Chicago that may be offering flexible cancellation policies are American Airlines, United Airlines, and Cape Air. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from St Louis to Chicago for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to Chicago for under $200. The cheapest flight booked recently is on Frontier for just $132, but on average you can expect to pay $148.

Are there nonstop flights from St Louis to Chicago for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from St Louis to Chicago under $200. A good price for a nonstop flight from St Louis to Chicago is less than $867.

Are there last-minute flights available from St Louis to Chicago for under $200?

There are currently 20+ open flights from St Louis to Chicago within the next 7 days for less than $200.

Is St Louis weather warmer or cooler than Chicago?

Temperatures around the 90 °F's can be experienced in July. The weather in Chicago is colder than in St Louis. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from St Louis to Chicago?

Departing from St Louis to Chicago will take you 1h 24m. Generally, flights for this route are nonstop.

What are the cheapest airlines flying from St Louis to Chicago round-trip?

Cheapflights users have booked flights from St Louis to Chicago round-trip from $132. Other airlines that can offer you cheap pricing are American Airlines, from $155, and Air Choice One, from $171. Frontier is 41% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from St Louis to Chicago one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $54. United Airlines flights start at $78 while deals on Delta start at $87 one-way.