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St Louis To Chicago Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

May is by far the best month, wherein you can get cheapest flights for St Louis to Chicago. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From St Louis To Chicago

United Airlines
United Airlines

St Louis

06:40

St Louis

St Louis Lambert International Airport

Sun , 27 Sep 2026

01h 20m
ellipse
Non Stop

Chicago

08:00

Chicago

Chicago O Hare International Airport

Sun, 27 Sep 2026

£1297
American Airlines
American Airlines

St Louis

06:06

St Louis

St Louis Lambert International Airport

Sun , 27 Sep 2026

01h 19m
ellipse
Non Stop

Chicago

07:25

Chicago

Chicago O Hare International Airport

Sun, 27 Sep 2026

£1312
United Airlines
United Airlines

St Louis

17:18

St Louis

St Louis Lambert International Airport

Sun , 27 Sep 2026

01h 16m
ellipse
Non Stop

Chicago

18:34

Chicago

Chicago O Hare International Airport

Sun, 27 Sep 2026

£1492
Delta Airlines
Delta Airlines

St Louis

17:30

St Louis

St Louis Lambert International Airport

Fri , 31 Jul 2026

04h 04m
ellipse
1 Stop

Chicago

21:34

Chicago

Chicago O Hare International Airport

Fri, 31 Jul 2026

£1266
United Airlines
United Airlines

St Louis

06:00

St Louis

St Louis Lambert International Airport

Fri , 31 Jul 2026

01h 30m
ellipse
Non Stop

Chicago

07:30

Chicago

Chicago O Hare International Airport

Fri, 31 Jul 2026

£1296
American Airlines
American Airlines

St Louis

06:00

St Louis

St Louis Lambert International Airport

Fri , 31 Jul 2026

01h 27m
ellipse
Non Stop

Chicago

07:27

Chicago

Chicago O Hare International Airport

Fri, 31 Jul 2026

£1311
American Airlines
American Airlines

St Louis

09:17

St Louis

St Louis Lambert International Airport

Fri , 31 Jul 2026

01h 22m
ellipse
Non Stop

Chicago

10:39

Chicago

Chicago O Hare International Airport

Fri, 31 Jul 2026

£1311
ellipse

Early Morning Flight St Louis to Chicago

wallet
Cheapest Flight
Found
£1312
group
Average Flight
Time
01h 19m
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Date/Time
27 Sep 2026
06:06 AM
plane
Airlines
American Airlines
Ellipse

Late Night Flight St Louis to Chicago

wallet
Cheapest Flight
Found
£1320
group
Average Flight
Time
04h 13m
calendar
Date/Time
27 Sep 2026
14:18 PM
plane
Airlines
Delta Airlines

Flights from St Louis to Chicago with Easemytrip

Flying from St Louis to Chicago has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between St Louis to Chicago is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between St Louis Lambert International Airport (STL) and Chicago O Hare International Airport (ORD). You can expect a flight distance of approximately 415 km, and most direct services cover it in around 02:26.

Let’s take a closer look at everything you need to know before booking your flight from St Louis to Chicago.

Travel Overview: St Louis to Chicago

Flight Details Information
Route Distance 415 km
Average Flight Time 02:26 hrs
Departure Airport St Louis Lambert International Airport (STL)
Arrival Airport Chicago O Hare International Airport (ORD)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines United Airlines, American Airlines, Delta Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

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FAQs about flights from St Louis to Chicago

Are there direct flights from St Louis to Chicago?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?