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Cheap Flights from St. Louis Lambert International Airport to O'Hare International Airport

Search for flights from St. Louis to Chicago. Find affordable one-way or round-trip flights.

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  • Round-trip
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from St. Louis Lambert International Airport to O'Hare International Airport

View airlines operating flights from St. Louis to Chicago. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

American Airlines
From US$48
Delta Air Lines
From US$70
United Airlines
From US$72
Southwest Airlines
From US$83
Southern Airways Express
From US$86
Frontier Airlines
From US$126
Alaska Airlines
From US$175
ANA airlines
Find more flights and airlines
Flight Schedule from St. Louis Lambert International Airport to O'Hare International Airport

Check on the flight schedule from St. Louis to Chicago to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule
  1. AA629

    05:55

    STL

    1.3h

    Direct

    07:11

    ORD

    SMTWT-S
  2. DL2217

    06:11

    STL

    1.6h

    07:45

    MSP

    SMTWTFS
  3. DL2218

    10:00

    MSP

    1.4h

    11:25

    ORD

    --T---S
  4. AA4407

    07:59

    STL

    1.4h

    Direct

    09:20

    ORD

    ----T--
  5. AA2377

    17:25

    STL

    1.3h

    Direct

    18:40

    ORD

    ---WT--
  6. DL2212

    19:03

    STL

    1.6h

    21:39

    ATL

    S--WT-S
  7. DL1423

    23:45

    ATL

    1.9h

    00:39

    ORD

    SMTWTFS

St. Louis Lambert International Airport to O'Hare International Airport Flights Info

Flight distance416.17km
Cheapest one-way ticket price$48
Cheapest return ticket price$90

FAQs for St. Louis Lambert International Airport to O'Hare International Airport Flights

  • How long is a flight from St. Louis Lambert International Airport to O'Hare International Airport?

    It takes around 1 hour 22 minutes to fly from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD).
  • How many daily flights are there from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD)?

    There are around 12 daily flights from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD).
  • When are flight tickets from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD) the cheapest?

    Tickets cost around $163 in May, making it the cheapest month to book. St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD) is a popular route, so don't forget to book your tickets in advance.
  • When are flight tickets from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD) most expensive?

    The route from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around $169 in April, the most expensive month to book this route.
  • What time does the earliest flight from St. Louis Lambert International Airport to O'Hare International Airport depart?

    The earliest flight departs from St. Louis Lambert International Airport (STL) at 06:00 and arrives in O'Hare International Airport (ORD) at 07:31.
  • What time does the latest flight from St. Louis Lambert International Airport to O'Hare International Airport depart?

    The latest flight departs from St. Louis Lambert International Airport (STL) at 17:25 and arrives in O'Hare International Airport (ORD) at 18:40.
  • What is the transportation method from the main airport to downtown in Chicago?

    • The distance from O'Hare International Airport to downtown is about 25km. It takes about 40 minutes by taxi.
    • The distance from Midway International Airport to downtown is about 14km. It takes about 30 minutes by taxi.
  • What's the closest airport to O'Hare International Airport (ORD)?

    The closest airport to O'Hare International Airport (ORD) is Midway International Airport. The distance is around 25km.
  • Which airline operates the most direct flights from St. Louis Lambert International Airport (STL) to O'Hare International Airport (ORD)?

    American Airlines is a very popular airline operating an average of 1458 flights per month.