Popular in | January |
---|---|
Cheapest in | September |
Round-trip from | $320 |
One-way from | $107 |
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
$97 - $238
Route
Depart
Return
Price
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Mon 7/1
Nonstop1h 17m
Lambert-St Louis
Fri 7/5
Nonstop1h 21m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Tue 6/18
Nonstop1h 17m
Lambert-St Louis
Tue 6/25
Nonstop1h 22m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Fri 6/14
Nonstop1h 13m
Lambert-St Louis
Sat 6/15
Nonstop1h 22m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sat 6/29
Nonstop1h 20m
Lambert-St Louis
Mon 7/1
Nonstop1h 34m
Chicago MidwayLambert-St Louis
MDW - STL
MDWSTL
Chicago Midway
Tue 6/18
1 stop5h 04m
Lambert-St Louis
Tue 6/25
1 stop5h 39m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Tue 6/25
1 stop9h 18m
Lambert-St Louis
Thu 6/27
1 stop3h 52m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Tue 6/18
1 stop9h 18m
Lambert-St Louis
Tue 6/25
2 stops24h 44m
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sun 6/16
1 stop3h 50m
Lambert-St Louis
Sun 6/23
1 stop3h 15m
Chicago MidwayLambert-St Louis
MDW - STL
MDWSTL
Chicago Midway
Thu 10/3
1 stop12h 18m
Lambert-St Louis
Sat 10/5
1 stop11h 01m
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 |
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Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Crew
Boarding
Comfort
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 |
---|---|
22%of flight departures | Morning6 am to noon |
55%of flight departures | AfternoonNoon to 6 pm |
22%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.
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