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Flights Fare Calendar Find minimum fare between Lambert-St. Louis Intl. and O'Hare Intl. Click this button to get previous days data Click this button to get next days data $446 $382 $319 $255 $191 $127 $64 $0 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S Price is $266 on American Airlines Price is $266 on American Airlines Price is $241 on United Price is $241 on United Price is $291 on Cape Air Price is $220 on Cape Air Price is $252 on Cape Air Price is $252 on United Price is $254 on American Airlines Price is $241 on United Price is $446 on Air Choice One Price is $182 on United Price is $203 on American Airlines Price is $228 on American Airlines Price is $182 on United Price is $203 on American Airlines Price is $207 on Cape Air Price is $182 on United Price is $157 on United Price is $182 on United Price is $182 on United Price is $157 on United Price is $182 on American Airlines Price is $157 on United Price is $134 on United Price is $157 on United Price is $207 on Frontier Airlines Price is $122 on Frontier Airlines Price is $122 on Frontier Airlines

Amazing STL to ORD Flight Deals

The cheapest flights to O'Hare Intl. found within the past 7 days were $109 round trip and $55 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for STL to ORD

Carrier Flight Depart STL Arrive ORD Fri
5/14
Sat
5/15
Sun
5/16
Mon
5/17
Tue
5/18
Wed
5/19
Thu
5/20
Stops
AA 1003 06:00 am 07:17 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 4530 06:40 am 07:58 am Check fare - Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AA 1250 07:15 am 08:47 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 4607 07:50 am 09:08 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
9K 1153 09:25 am 12:19 pm Check fare Check fare - Check fare Check fare Check fare Check fare 1 stop(s)
AA 4680 11:13 am 12:45 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 4515 11:45 am 01:03 pm Check fare - - Check fare Check fare Check fare Check fare 0 stop(s)
9K 1155 01:17 pm 04:11 pm Check fare - - Check fare Check fare Check fare - 1 stop(s)
UA 4433 03:15 pm 04:34 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AA 3217 04:58 pm 06:30 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 5346 05:28 pm 06:46 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AA 4706 06:34 pm 08:05 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 2554 08:05 pm 09:20 pm - - - - - - Check fare 0 stop(s)
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Best O'Hare Intl. Flight and Hotel Packages

O'Hare Intl. flight + hotel packages - economy flights

FAQs about flights from Lambert-St. Louis Intl. Airport (STL) to O'Hare Intl. Airport (ORD)

Can I catch a flight from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Chicago, IL Airport (ORD-O'Hare Intl.) right now?

For any current Chicago, IL Airport (ORD-O'Hare Intl.) travel advice and quarantine requirements, visit our Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught out.

Are there direct flights from STL to O'Hare Intl. Airport (ORD)?

Sometimes, a vacation is all about the journey; other times, the magic is in the destination. If you're keen to get to your destination fast, multiple airlines operate direct flights from STL to O'Hare Airport, including American Airlines and United Airlines.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to O'Hare Intl. Airport (ORD), please visit our Customer Service Portal.

How long is the flight from St. Louis Lambert International Airport to ORD?

The flight from St. Louis to Chicago is a quick 1 hour and 26 minutes in total. With such a short travel time, you won't need to fret if you forget to bring your phone charger in your carry-on bag.

What is the flight distance from STL to Chicago, IL Airport (ORD-O'Hare Intl.)?

There's a flight distance of 261 mi between STL and O'Hare Airport. Make the most of your short-haul plane ride to pencil down all the famous places you want to visit and how you're going to get there. A detailed itinerary is key to having a stress-free vacation.

What airlines fly from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to ORD?

If you'd prefer to fly direct from STL to Chicago, IL Airport (ORD-O'Hare Intl.), you're not short on choice. We've listed some of the best airlines that service this route:

  • American Airlines - (AA) with 193 flights every month
  • United Airlines - (UA) with 119 flights every month
  • United Airlines - (UA) with 119 flights every month
  • American Airlines - (AA) with 193 flights every month
What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, 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.

How far in advance can you book a flight?

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 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.

Lambert-St. Louis Intl. to O'Hare Intl. Flight FAQ

Traveling FromLambert-St. Louis Intl.
Traveling ToO'Hare Intl.
Shortest Flight Time1 hours 15 mins
Earliest Departure Time6:00AM CDT
Latest Departure Time8:05PM CDT
Lowest Flight Price$109

Route Info

Flight path for flights from Lambert-St. Louis International Airport to O'Hare International Airport


Distance:
259.00 miles


Airlines & Aircraft Used on STL to ORD Flight Routes


Airline Carrier
Aircraft
American Airlines
Boeing 737 all pax models
United Airlines
Airbus A320-100/200

Popular Flight Routes from St. Louis (STL)

Travelers at STL love to visit these top cities. Roam to the top destinations from St. Louis (STL) today with the cheap prices from Travelocity!

Popular Flight Routes from Chicago (ORD)

Travelers at ORD love to visit these top cities. Roam to the top destinations from Chicago(ORD) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.