Find The Best Day To Fly from Chicago to St. Louis

Amazing Delta ORD to STL Flight Deals

The cheapest flights to Lambert-St. Louis Intl. found within the past 7 days were $193 round trip and $181 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Jul 15 - Sat, Jul 18

ORD

Chicago

STL

St. Louis

$193

Roundtrip

found 4 days ago

Wed, Jul 15 - Sat, Jul 18

ORD

Chicago

STL

St. Louis

$228

Roundtrip

found 4 days ago

Wed, Jul 15 - Sat, Jul 18

ORD

Chicago

STL

St. Louis

$243

Roundtrip

found 4 days ago

Mon, Jun 1 - Tue, Jun 2

ORD

Chicago

STL

St. Louis

$297

Roundtrip

found 10 hours ago

STL From ORD Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.

The Wildwood Hotel

Save 100% on your flight

$568

per person

Jul 20 - Jul 25

found 1 day ago

Roundtrip flight included

Chicago (ORD) to St. Louis (STL)

The Cheshire

$790

per person

Jul 20 - Jul 25

found 1 day ago

Roundtrip flight included

Chicago (ORD) to St. Louis (STL)

Tru By Hilton St. Louis Downtown

$744

per person

Jul 20 - Jul 25

found 1 day ago

Roundtrip flight included

Chicago (ORD) to St. Louis (STL)

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Top Airports

Delta Airports
Airport code	Country	Airport name	Number of flights
ATL	USA	Hartsfield-Jackson Atlanta Intl.	252
DTW	USA	Detroit Metropolitan Wayne County	156
MSP	USA	Minneapolis - St. Paul Intl.	131
SLC	USA	Salt Lake City Intl.	116
SEA	USA	Seattle - Tacoma Intl.	57
LAX	USA	Los Angeles Intl.	41
AMS	NLD	Schiphol	31
YYC	CAN	Calgary Intl.	26
YYZ	CAN	Pearson Intl.	24
JFK	USA	John F. Kennedy Intl.	23

Travelers ❤️ these 🏨 after their flight to St. Louis

Pear Tree Inn St. Louis Airport

10810 Pear Tree Ln St. Ann MO

This hotel features a gym and a seasonal outdoor pool. Traveling on business? Take advantage of the business center, free WiFi in public areas, and free airport ...

9.4/10 Exceptional! (2,992 reviews)

Our stay was great! Staff was very accommodating and property was very clean.

Reviewed on May 9, 2026

Renaissance St. Louis Airport Hotel

9801 Natural Bridge Road St. Louis MO

This hotel features an indoor pool, a 24-hour gym, and a restaurant. Traveling on business? Take advantage of the 24-hour business center, laundry service, and ...

8.4/10 Very Good! (1,081 reviews)

The hotel was clean and looked amazing. Apart from the first employee we talked to, he was great, the others were awful. Waited ages for a drink until another employee walked by. No “how was your stay” or “thanks for staying” or nothing when we checked out. Just a rude “printed receipt or email.” ...

Reviewed on May 8, 2026

Drury Inn & Suites St. Louis Airport

10490 Natural Bridge Rd St. Louis MO

This hotel features an indoor pool and a gym. Traveling on business? Take advantage of the business center, free WiFi in public areas, and free airport shuttle. ...

9.2/10 Wonderful! (1,224 reviews)

Front desk staff was very helpful. Breakfast was great. Lots to choose from

Reviewed on May 6, 2026

Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.