Cheap flights from O'Hare Intl (ORD) to Illinois from $49
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — ORD
May 11 — May 181
From?
To?
1 adult, Economy
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When is the cheapest time to fly from Chicago O'Hare Intl Airport to Illinois (ORD - IL)?
When flying from Chicago O'Hare Intl Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap Frontier flights from O'Hare Intl to Illinois
Explore cheap flight options specifically provided by Frontier for the route between O'Hare Intl and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Find some of the cheapest Frontier flights traveling from Chicago to Illinois. Make sure to check back often as deals are often changing.
Sat 8/247:30 pmORD - STL
1 stop14h 48mFrontier
Tue 8/277:29 pmSTL - ORD
1 stop9h 18mFrontier
Deal found 5/5$149
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Thu 5/167:23 pmSTL - ORD
1 stop9h 37mFrontier
Deal found 5/6$150
Thu 8/227:30 pmORD - STL
1 stop14h 48mFrontier
Sun 8/257:29 pmSTL - ORD
1 stop9h 18mFrontier
Deal found 5/5$153
Fri 5/178:05 pmORD - STL
1 stop14h 08mFrontier
Sat 5/185:25 pmSTL - ORD
1 stop7h 33mFrontier
Deal found 5/5$154
Sun 5/197:59 pmORD - STL
1 stop14h 14mFrontier
Wed 5/227:23 pmSTL - ORD
1 stop9h 37mFrontier
Deal found 5/5$157
Cheap Southern / Mokulele flights from O'Hare Intl to Illinois
Explore cheap flight options specifically provided by Southern / Mokulele for the route between O'Hare Intl and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Browse through some of the cheapest Southern / Mokulele flights traveling from Chicago to Illinois. Make sure to examine the flight information before completing your reservation.
Sun 5/125:15 pmORD - STL
1 stop3h 05mSouthern / Mokulele
Mon 5/133:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Deal found 5/6$170
Wed 5/157:05 amORD - STL
1 stop5h 55mSouthern / Mokulele
Wed 5/153:55 pmSTL - ORD
1 stop20h 02mSouthern / Mokulele
Deal found 5/6$172
Fri 6/2812:05 pmORD - STL
1 stop4h 10mSouthern / Mokulele
Fri 7/54:45 pmSTL - ORD
1 stop3h 52mSouthern / Mokulele
Deal found 5/6$176
Fri 5/3112:05 pmORD - STL
1 stop4h 10mSouthern / Mokulele
Sun 6/24:45 pmSTL - ORD
1 stop3h 52mSouthern / Mokulele
Deal found 5/6$180
Thu 5/307:05 amORD - STL
1 stop5h 55mSouthern / Mokulele
Mon 6/33:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Deal found 5/4$181
Fri 5/3112:05 pmORD - STL
1 stop4h 10mSouthern / Mokulele
Sun 6/24:45 pmSTL - ORD
1 stop14h 52mSouthern / Mokulele
Deal found 5/5$182
Sun 6/212:30 pmORD - STL
1 stop18h 30mSouthern / Mokulele
Sun 6/912:45 pmSTL - ORD
1 stop3h 52mSouthern / Mokulele
Deal found 5/5$184
Fri 6/2812:30 pmORD - STL
1 stop7h 50mSouthern / Mokulele
Sat 6/299:35 amSTL - ORD
1 stop21h 50mSouthern / Mokulele
Deal found 5/5$187
Mon 6/37:05 amORD - STL
1 stop5h 00mSouthern / Mokulele
Mon 6/34:45 pmSTL - ORD
1 stop3h 52mSouthern / Mokulele
Deal found 5/5$207
Cheap O'Hare Intl to Illinois flights in May & June 2024
Find cheap flight options from O'Hare Intl to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Prices were last updated on May 6, 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. For more flight deals, be sure to check back very soon.
Sat 5/187:12 amORD - STL
1 stop9h 13mMultiple Airlines
Sat 5/187:23 pmSTL - ORD
1 stop9h 37mMultiple Airlines
Deal found 5/5$129
Sat 5/185:00 amORD - STL
1 stop11h 25mMultiple Airlines
Sun 5/1912:45 pmSTL - ORD
1 stop6h 25mMultiple Airlines
Deal found 5/5$146
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Thu 5/167:23 pmSTL - ORD
1 stop9h 37mFrontier
Deal found 5/6$150
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Fri 5/176:40 pmSTL - ORD
1 stop10h 30mFrontier
Deal found 5/5$154
Tue 6/48:45 amORD - STL
1 stop4h 23mDelta
Tue 6/45:37 pmSTL - ORD
1 stop5h 04mDelta
Deal found 5/6$156
Sun 5/197:59 pmORD - STL
1 stop14h 14mFrontier
Wed 5/227:23 pmSTL - ORD
1 stop9h 37mFrontier
Deal found 5/5$157
Tue 5/217:59 pmORD - STL
1 stop14h 14mMultiple Airlines
Sat 5/259:35 amSTL - ORD
1 stop21h 50mMultiple Airlines
Deal found 5/5$159
Mon 6/37:05 amORD - STL
1 stop5h 00mMultiple Airlines
Tue 6/410:34 amSTL - ORD
1 stop7h 06mMultiple Airlines
Deal found 5/6$160
Sat 6/111:59 amORD - STL
2 stops9h 53mDelta
Tue 6/412:00 pmSTL - ORD
1 stop4h 33mDelta
Deal found 5/5$161
O'Hare Intl to Illinois 2024 flight deals
Discover exclusive flight deals for travel between O'Hare Intl and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. For more flight deals, be sure to check back very soon.
Tue 8/202:12 pmORD - STL
Nonstop1h 20mAmerican Airlines
Tue 8/277:05 amSTL - ORD
Nonstop1h 23mAmerican Airlines
Deal found 5/6$97
Sat 8/248:35 amORD - STL
Nonstop1h 20mAmerican Airlines
Tue 8/274:22 pmSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/5$107
Thu 9/264:00 pmORD - STL
Nonstop1h 14mAmerican Airlines
Sat 9/287:30 amSTL - ORD
Nonstop1h 21mAmerican Airlines
Deal found 5/5$117
Sat 5/187:12 amORD - STL
1 stop9h 13mMultiple Airlines
Sat 5/187:23 pmSTL - ORD
1 stop9h 37mMultiple Airlines
Deal found 5/5$129
Sat 5/185:00 amORD - STL
1 stop11h 25mMultiple Airlines
Sun 5/1912:45 pmSTL - ORD
1 stop6h 25mMultiple Airlines
Deal found 5/5$146
Sat 8/247:30 pmORD - STL
1 stop14h 48mFrontier
Tue 8/277:29 pmSTL - ORD
1 stop9h 18mFrontier
Deal found 5/5$149
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Thu 5/167:23 pmSTL - ORD
1 stop9h 37mFrontier
Deal found 5/6$150
Thu 8/227:30 pmORD - STL
1 stop14h 48mFrontier
Sun 8/257:29 pmSTL - ORD
1 stop9h 18mFrontier
Deal found 5/5$153
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Fri 5/176:40 pmSTL - ORD
1 stop10h 30mFrontier
Deal found 5/5$154
Non-stop flights to Illinois from O'Hare Intl
Discover non-stop flight options from O'Hare Intl to Illinois. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
If you're seeking options on non-stop flights from Chicago to Illinois, check out these fares. Users can also choose from other Chicago to Illinois flights by using the search form above.
Tue 8/202:12 pmORD - STL
Nonstop1h 20mAmerican Airlines
Tue 8/277:05 amSTL - ORD
Nonstop1h 23mAmerican Airlines
Deal found 5/6$97
Sat 8/248:35 amORD - STL
Nonstop1h 20mAmerican Airlines
Tue 8/274:22 pmSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/5$107
Thu 9/264:00 pmORD - STL
Nonstop1h 14mAmerican Airlines
Sat 9/287:30 amSTL - ORD
Nonstop1h 21mAmerican Airlines
Deal found 5/5$117
Thu 5/309:50 amORD - STL
Nonstop1h 20mAmerican Airlines
Mon 6/35:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Deal found 5/5$167
Wed 6/264:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Sun 6/306:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/6$176
Wed 10/166:35 pmORD - STL
Nonstop1h 32mAmerican Airlines
Fri 10/187:30 amSTL - ORD
Nonstop1h 21mAmerican Airlines
Deal found 5/6$177
Thu 8/222:12 pmORD - STL
Nonstop1h 20mAmerican Airlines
Sun 8/256:00 amSTL - ORD
Nonstop1h 18mAmerican Airlines
Deal found 5/5$186
Thu 5/309:50 amORD - STL
Nonstop1h 20mAmerican Airlines
Thu 6/66:08 pmSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/6$187
Wed 9/113:35 pmORD - DEC
Nonstop0h 59mUnited Airlines
Sat 9/1411:45 amDEC - ORD
Nonstop1h 06mUnited Airlines
Deal found 5/4$190
O'Hare Intl to Illinois flights leaving soon
Find last-minute flight options from O'Hare Intl to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Have a look at some of the last-minute flights available departing from Chicago to Illinois. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Thu 5/167:23 pmSTL - ORD
1 stop9h 37mFrontier
Deal found 5/6$150
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Fri 5/176:40 pmSTL - ORD
1 stop10h 30mFrontier
Deal found 5/5$154
Mon 5/135:15 pmORD - STL
1 stop3h 05mMultiple Airlines
Tue 5/144:50 pmSTL - ORD
1 stop8h 06mMultiple Airlines
Deal found 5/6$165
Sun 5/125:15 pmORD - STL
1 stop3h 05mSouthern / Mokulele
Mon 5/133:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Deal found 5/6$170
Wed 5/157:05 amORD - STL
1 stop5h 55mSouthern / Mokulele
Wed 5/153:55 pmSTL - ORD
1 stop20h 02mSouthern / Mokulele
Deal found 5/6$172
Sun 5/125:15 pmORD - STL
1 stop3h 05mMultiple Airlines
Mon 5/134:05 pmSTL - ORD
3 stops29h 51mMultiple Airlines
Deal found 5/6$205
Mon 5/135:15 pmORD - STL
1 stop3h 05mMultiple Airlines
Tue 5/142:35 pmSTL - ORD
3 stops27h 05mMultiple Airlines
Deal found 5/6$208
Thu 5/167:05 amORD - STL
1 stop5h 00mMultiple Airlines
Sat 5/1811:39 amSTL - ORD
2 stops13h 39mMultiple Airlines
Deal found 5/5$234
Wed 5/159:25 pmORD - STL
2 stops15h 25mMultiple Airlines
Thu 5/163:55 pmSTL - ORD
1 stop3h 15mMultiple Airlines
Deal found 5/6$239
One-way flights to Illinois from O'Hare Intl
Search for one-way flight options from O'Hare Intl to Illinois. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
If you're seeking multiple options on one-way flights from Chicago to Illinois, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Chicago to Illinois should utilize the search form at the the top of the page.
Wed 7/312:55 pmORD - STL
Nonstop1h 23mUnited Airlines
Deal found 5/4$49
Tue 6/410:52 pmORD - STL
1 stop14h 13mSpirit Airlines
Deal found 5/5$67
Sun 5/197:59 pmORD - STL
1 stop14h 14mFrontier
Deal found 5/6$70
Wed 5/158:25 amORD - STL
1 stop8h 30mFrontier
Deal found 5/5$75
Mon 6/35:41 pmORD - STL
1 stop15h 58mSpirit Airlines
Deal found 5/5$76
Wed 6/57:00 amORD - STL
1 stop7h 22mDelta
Deal found 5/6$78
Wed 6/52:20 pmORD - STL
Nonstop1h 21mUnited Airlines
Deal found 5/5$79
Thu 5/165:56 pmORD - STL
1 stop13h 12mFrontier
Deal found 5/5$81
Tue 6/1810:15 amORD - STL
2 stops11h 40mDelta
Deal found 5/5$83
Find flights from O'Hare Intl to Illinois within your budget
Customize your flight search to find flights from O'Hare Intl to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Fly from
Any airport
Fly to
Any airport
Budget
$97 - $216
Route
Depart
Return
Price
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Tue 8/20
Nonstop1h 20m
Lambert-St Louis
Tue 8/27
Nonstop1h 23m
$97
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sat 8/24
Nonstop1h 20m
Lambert-St Louis
Tue 8/27
Nonstop1h 22m
$107
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Thu 9/26
Nonstop1h 14m
Lambert-St Louis
Sat 9/28
Nonstop1h 21m
$117
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sat 5/18
1 stop9h 13m
Lambert-St Louis
Sat 5/18
1 stop9h 37m
$129
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sat 8/24
1 stop14h 48m
Lambert-St Louis
Tue 8/27
1 stop9h 18m
$149
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Tue 6/4
1 stop4h 23m
Lambert-St Louis
Tue 6/4
1 stop5h 04m
$156
Chicago O'Hare IntlDecatur Arpt
ORD - DEC
ORDDEC
Chicago O'Hare Intl
Thu 5/23
Nonstop1h 01m
Decatur Arpt
Sun 5/26
Nonstop1h 05m
$159
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Fri 6/28
1 stop4h 10m
Lambert-St Louis
Fri 7/5
1 stop3h 52m
$176
Chicago O'Hare IntlLambert-St Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Mon 6/3
3 stops26h 39m
Lambert-St Louis
Wed 6/5
2 stops16h 05m
$216
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated May 6, 2024.
Peruse reviews from past customers who have flown with Frontier, Southern / Mokulele and Spirit Airlines from Chicago to Illinois to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
6,084 reviews
Crew
8.7
Entertainment
7.8
Boarding
8.3
Food
7.3
Overall
8.2
Comfort
8.1
Reviews
1 / 10
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
Southwest
6,084 reviews
Southwest
6,084 reviews
Crew
8.7
Entertainment
7.8
Boarding
8.3
Food
7.3
Overall
8.2
Comfort
8.1
Reviews
1 / 10
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
10,818 reviews
Southwest
6,084 reviews
Crew
8.7
Entertainment
7.8
Boarding
8.3
Food
7.3
Overall
8.2
Comfort
8.1
Reviews
1 / 10
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
11,090 reviews
Southwest
6,084 reviews
Crew
8.7
Entertainment
7.8
Boarding
8.3
Food
7.3
Overall
8.2
Comfort
8.1
Reviews
1 / 10
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
14,697 reviews
Southwest
6,084 reviews
Crew
8.7
Entertainment
7.8
Boarding
8.3
Food
7.3
Overall
8.2
Comfort
8.1
Reviews
1 / 10
The seats are too narrow and uncomfortable. I do appreciate that there was room for my knees. I hate the boarding circus.
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for O'Hare Intl to IllinoisSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from O'Hare Intl to Illinois
Discover the top 2 airlines that operate flights from O'Hare Intl to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 6, 2024.
Search flights from O'Hare Intl to Illinois by cabin class
Find flights from O'Hare Intl to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from O'Hare Intl to Illinois
Find hourly flight availability from O'Hare Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 6, 2024.
| 1%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 49%of flight departures | Morning6 am to noon |
| 44%of flight departures | AfternoonNoon to 6 pm |
| 6%of flight departures | Evening6 pm to midnight |
Midnight
6 AM
Noon
6 PM
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
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How does Cheapflights help users find flights from O'Hare Intl to Illinois?
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Can Cheapflights find flights from O'Hare Intl to Illinois with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from O'Hare Intl to Illinois, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from O'Hare Intl to Illinois become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from O'Hare Intl today and book when prices fit your budget.