Cheap flights from Illinois to Missouri

ORD — STL
Feb 1 — Feb 81

How far in advance should I book a flight from Illinois to Missouri?

Travelers have found it’s best to book a flight 61 days in advance to save up to 48% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Illinois to Missouri 1-2 weeks in advance for as low as $302, or $387 for flights within the next 24 hours.

What is the cheapest month to fly from Illinois to Missouri?

Flights from Illinois to Missouri lean towards being more expensive in June. Prices are generally better when you fly from Illinois to Missouri in February, with the cheapest ticket starting at $89.

When is the cheapest time to fly from Illinois to Missouri (IL - MO)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Missouri as you normally would.

Cheap flights from Illinois to Missouri in January, February 2023

The best prices found for Illinois to Missouri flights for January, February
Feb 16 - Feb 19
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

1h 57m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

Nonstop

1h 42m
$148

American Airlines

Pick Dates

Deal found 1/24

Feb 14 - Feb 19
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

1h 46m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

Nonstop

1h 46m
$158

United Airlines

Pick Dates

Deal found 1/25

Feb 2 - Feb 6
STL

Lambert-St Louis

MCI

Kansas City

1 stop

19h 19m
MCI

Kansas City

STL

Lambert-St Louis

1 stop

13h 24m
$166

Frontier

Pick Dates

Deal found 1/24

Illinois to Missouri 2023 flight deals

Cheap flights to Missouri from Illinois found for this year
Feb 16 - Feb 19
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

1h 57m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

Nonstop

1h 42m
$148

American Airlines

Pick Dates

Deal found 1/24

Mar 29 - Sep 26
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

2h 00m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

1 stop

7h 06m
$156

American Airlines

Pick Dates

Deal found 1/24

Mar 25 - Mar 29
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

1h 40m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

Nonstop

1h 45m
$158

American Airlines

Pick Dates

Deal found 1/25

Cheap Southern / Mokulele flights from Illinois to Missouri

Feb 15 - Feb 17
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

1 stop

14h 30m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

1 stop

10h 50m
$174

Southern / Mokulele

Pick Dates

Deal found 1/25

Feb 24 - Feb 26
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

1 stop

21h 30m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

1 stop

6h 00m
$179

Southern / Mokulele

Pick Dates

Deal found 1/25

Feb 24 - Feb 26
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

1 stop

14h 40m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

1 stop

3h 10m
$180

Southern / Mokulele

Pick Dates

Deal found 1/24

Cheap Spirit Airlines flights from Illinois to Missouri

Feb 23 - Mar 2
ORD

Chicago O'Hare Intl

MCI

Kansas City

1 stop

13h 22m
MCI

Kansas City

ORD

Chicago O'Hare Intl

1 stop

25h 24m
$178

Spirit Airlines

Pick Dates

Deal found 1/24

Feb 9 - Feb 13
ORD

Chicago O'Hare Intl

MCI

Kansas City

1 stop

13h 22m
MCI

Kansas City

ORD

Chicago O'Hare Intl

1 stop

16h 11m
$180

Spirit Airlines

Pick Dates

Deal found 1/25

Feb 7 - Feb 14
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

1 stop

9h 10m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

2 stops

22h 36m
$185

Spirit Airlines

Pick Dates

Deal found 1/25

Non-stop flights to Missouri from Illinois

Save time with Illinois to Missouri direct flight deals
Feb 16 - Feb 19
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

1h 57m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

Nonstop

1h 42m
$148

American Airlines

Pick Dates

Deal found 1/24

Mar 25 - Mar 29
ORD

Chicago O'Hare Intl

SGF

Springfield-Branson

Nonstop

1h 40m
SGF

Springfield-Branson

ORD

Chicago O'Hare Intl

Nonstop

1h 45m
$158

American Airlines

Pick Dates

Deal found 1/25

Feb 15 - Mar 29
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

Nonstop

1h 24m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

Nonstop

1h 22m
$166

Multiple Airlines

Pick Dates

Deal found 1/23

Last minute flights from Illinois to Missouri

Late deals on return flights to Missouri from Illinois, departing today and this week
Feb 2 - Feb 6
STL

Lambert-St Louis

MCI

Kansas City

1 stop

19h 19m
MCI

Kansas City

STL

Lambert-St Louis

1 stop

13h 24m
$166

Frontier

Pick Dates

Deal found 1/24

Feb 6 - Feb 7
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

1 stop

14h 48m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

1 stop

13h 23m
$166

Frontier

Pick Dates

Deal found 1/25

Feb 3 - Feb 5
ORD

Chicago O'Hare Intl

STL

Lambert-St Louis

1 stop

17h 05m
STL

Lambert-St Louis

ORD

Chicago O'Hare Intl

1 stop

13h 41m
$169

Frontier

Pick Dates

Deal found 1/24

One-way flights to Missouri from Illinois

The cheapest one-way flights from Illinois to Missouri
Feb 27
MDW

Chicago Midway

STL

Lambert-St Louis

1 stop

10h 15m
$54

Frontier

Pick Dates

Deal found 1/26

Feb 13
MDW

Chicago Midway

MCI

Kansas City

1 stop

12h 20m
$65

Frontier

Pick Dates

Deal found 1/25

Feb 22
STL

Lambert-St Louis

MCI

Kansas City

1 stop

11h 06m
$67

Frontier

Pick Dates

Deal found 1/24

Reviews of Airlines Servicing Missouri

Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Food

7.2

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

No Entertainment no small screen 📺 tv on the plane ✈️ but excellent crew and flight

Alaska Airlines
8.0
Very good
1,360 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Food

7.2

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

No Entertainment no small screen 📺 tv on the plane ✈️ but excellent crew and flight

Delta
7.9
Good
1,999 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Food

7.2

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

No Entertainment no small screen 📺 tv on the plane ✈️ but excellent crew and flight

United Airlines
7.6
Good
1,147 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Food

7.2

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

No Entertainment no small screen 📺 tv on the plane ✈️ but excellent crew and flight

Allegiant Air
7.5
Good
95 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Food

7.2

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

No Entertainment no small screen 📺 tv on the plane ✈️ but excellent crew and flight

American Airlines
7.4
Good
1,666 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Food

7.2

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

No Entertainment no small screen 📺 tv on the plane ✈️ but excellent crew and flight

Related info for your journey

Useful info, stats and facts about Illinois to Missouri flights.

Which airlines flying from Illinois to Missouri have flexible cancellations due to COVID-19?

United Airlines, American Airlines, and Juneyao Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Illinois to Missouri for under $200 on Cheapflights?

Yes, there are multiple flights from Illinois to Missouri for under $200. The cheapest flight booked recently is on American Airlines for just $148, but on average you can expect to pay $168.

Are there nonstop flights from Illinois to Missouri for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to Missouri under $200. A good price for a nonstop flight from Illinois to Missouri is less than $202.

Are there last-minute flights available from Illinois to Missouri for under $200?

There are currently 20+ open flights from Illinois to Missouri within the next 7 days for less than $200.

What days are nonstop flights available from Illinois to Missouri?

Nonstop flights are available for this route on the following days: Sunday, Monday, Wednesday, Friday, Saturday.

How many flights depart from Illinois to Missouri on average per day?

21 flight departures from Illinois to Missouri per day on average.
Morning (6am - Noon) - 14% of flight departures
Afternoon (Noon - 6pm) - 67% of flight departures
Evening (6pm - Midnight) - 19% of flight departures

How long is the flight from Illinois to Missouri?

A quick flight from Illinois to Missouri can take about 1h 57m. American Airlines provides one of the quickest options available for as low as $148. The distance between Illinois and Missouri is about 259 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines to fly from Illinois to Missouri one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Illinois to Missouri for a low price.

Destination points for flights from Illinois to Missouri

Select to see more specific information for flights from Illinois to all places in Missouri

Top 6 airlines flying from Illinois to Missouri

The chart below displays the airlines Cheapflights users traveling from Illinois to Missouri choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$12Average$23FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
FrontierCheapest$29Average$56FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
United AirlinesCheapest$120Average$269FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$130Average$371FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
DeltaCheapest$297Average$386FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Linear Air TaxiCheapest$2,100Average$6,538FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Linear Air Taxi flights

Hourly flight availability from Illinois to Missouri

See what time of day planes typically take off from Illinois to Missouri
2%of flight departuresEarly morningMidnight to 6 am
28%of flight departuresMorning6 am to noon
43%of flight departuresAfternoonNoon to 6 pm
27%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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