Popular in | January |
---|---|
Cheapest in | September |
Round-trip from | $320 |
One-way from | $89 |
Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 40% on your flight compared to booking on days when demand is much higher.
To save on the cost of your flight from Chicago to St. Louis, book at least 51 days before your planned departure. Booking around this time can save you about 166% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $240 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $240.
September is one of the best times of the year to fly to St. Louis from Chicago. Prices for September average $274 per person but you can even find prices for as low as $128. The most expensive prices can be found in the month of January. Opting for a September flight can save you 19% on your journey compared to booking in January
Unlike in the evening, when flights are generally more expensive, you can save up to 32% on flights from Chicago to St. Louis by exploring options for tickets in the afternoon.
Fly from
Fly to
Budget
$107 - $269
Route
Depart
Return
Price
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Thu 5/30
Nonstop1h 20m
Lambert-St Louis
Wed 6/5
Nonstop1h 21m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Wed 6/12
Nonstop1h 17m
Lambert-St Louis
Wed 6/19
Nonstop1h 22m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Fri 5/31
Nonstop1h 21m
Lambert-St Louis
Mon 6/3
Nonstop1h 24m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Mon 6/17
1 stop5h 55m
Lambert-St Louis
Mon 6/17
1 stop3h 15m
Chicago MidwayLambert-St Louis
MDW - STL
MDWSTL
Chicago Midway
Mon 6/3
Nonstop1h 10m
Lambert-St Louis
Thu 6/6
Nonstop1h 10m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Fri 5/31
1 stop4h 10m
Lambert-St Louis
Mon 6/3
2 stops23h 53m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Thu 9/26
1 stop5h 44m
Lambert-St Louis
Sat 9/28
1 stop4h 44m
Chicago MidwayLambert-St Louis
MDW - STL
MDWSTL
Chicago Midway
Sat 8/31
1 stop11h 19m
Lambert-St Louis
Sat 9/14
1 stop11h 04m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sat 6/1
2 stops22h 16m
Lambert-St Louis
Sun 6/2
2 stops25h 05m
Currently, September is the cheapest month in which you can book a flight from Chicago to St. Louis (average of $320). Flying from Chicago to St. Louis in July is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
$326
February
$331
March
$357
April
$337
May
$342
June
$366
July
$369
August
$336
September
$320
October
$324
November
$336
December
$326
STL Temperature | 32 - 80.6 °F |
---|
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Crew
Food
Comfort
Entertainment
Boarding
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
1%of flight departures | Early morningMidnight to 6 am |
---|---|
23%of flight departures | Morning6 am to noon |
55%of flight departures | AfternoonNoon to 6 pm |
21%of flight departures | Evening6 pm to midnight |
Sunday | 49daily flights |
---|---|
Monday | 54daily flights |
Tuesday | 46daily flights |
Wednesday | 48daily flights |
Thursday | 52daily flights |
Friday | 54daily flights |
Saturday | 36daily flights |
When you search for this flight from Chicago to St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Cheapflights helps you find that perfect flight to St. Louis from Chicago by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Yes! Cheapflights helps users easily find flights from Chicago to St. Louis with no change fees.
Of course! You can now track prices for flights from Chicago to St. Louis and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.