A spacious airport terminal with high ceilings, check-in counters, and a Starbucks coffee shop.

Cheap Flights St. Louis to Chicago (STL-ORD)

Photo by by O'Hare Intl Airport
Open Photo by by O'Hare Intl Airport

Book with confidence

STL to ORD Flights

Ready to have the time of your life? When you use Expedia.co.nz to book cheap flights from St. Louis to Chicago, you can experience all of the attractions this city is famous for, or escape the crowds and explore the outskirts on your own. Our amazing deals on airfare help you save big on tickets, so you can spend more of your hard-earned money enjoying local entertainment options. Even if you seek to score a seat on one of the last-minute STL to ORD flights, you’ll still save a bundle when compared to the competition.

See for yourself how simple it is to book the holiday of your dreams to Chicago by using our helpful search engine today. We have the largest inventory of flights on the internet, and our intuitive tools make it easy to find affordable airfare at any time of year.

Prefer to fly with a particular airline? Our extensive network of travel partners ensures that you can travel with whichever carrier you prefer. So if you’ve been searching for cheap flights to Chicago from St. Louis, Expedia.co.nz has exactly what you’re looking for. As the world’s leader in travel, we’re committed to helping you get the best rates around.

Frequently Asked Questions

How much is a flight from St. Louis Lambert International Airport to O'Hare Intl. Airport (ORD)?

Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Lambert-St. Louis Intl. Airport (STL) to ORD start from . Make your booking today to get the best price for your trip. Prices and availability are subject to change. Additional terms apply.

Do I need to pay a cancellation fee if I cancel my flight from Lambert-St. Louis Intl. Airport (STL) to O'Hare Intl. Airport (ORD)?

Each air carrier has its own terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.

How do I find cheap flights from STL to ORD that have flexible change policies?

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for STL to O'Hare Airport flights, you'll see a "no change fees" filter for you to select.

How far is the flight from Lambert Field to ORD?

With a flight distance of 420 kilometres, it's only a short hop from St. Louis Lambert International Airport to ORD. It might be a quick journey, but it's still worth bringing something to read.

Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to O'Hare Airport?

There are a few airlines that fly directly from Lambert-St. Louis Intl. Airport (STL) to O'Hare Airport. United Airlines (UA) is a popular option, offering 208 flights each month. Like some more options? Check out the airfares with American Airlines (AA). This carrier offers 121 monthly flights between these airports.

Are Lambert Field to ORD flight tickets cheaper when they're purchased at the last minute?

Booking your trip from St. Louis Lambert International Airport to O'Hare Airport last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Travel information

Origin airport
Lambert-St. Louis International Airport
Destination airport
Chicago O'Hare International Airport
Distance
415 km away
Airlines serving
American Airlines, Delta, United, Frontier Airlines, Alaska Airlines
Popular airline
American Airlines
Average flight time
1 hour 32 mins
*Available to Expedia members.