HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from O'Hare Intl (ORD) to Illinois from $46

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 5/26. 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 1 — May 81
From?
To?
Wed 5/1
Wed 5/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Illinois?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, October can be a great choice for travel to Illinois. Flights to Illinois from Chicago O'Hare Intl Airport in October are about $229 on average during October, but can be found for as low as $138.

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 Spirit Airlines flights from O'Hare Intl to Illinois

Explore cheap flight options specifically provided by Spirit Airlines 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 3,068,117 searches. Data last updated April 26, 2024.
Find some of the cheapest Spirit Airlines flights traveling from Chicago to Illinois. Make sure to check back often as deals are often changing.
Tue 5/217:00 amORD - STL
2 stops27h 46mSpirit Airlines
Sat 5/255:15 pmSTL - ORD
1 stop16h 40mSpirit Airlines
Deal found 4/24$158
Tue 5/217:00 amORD - STL
3 stops27h 46mSpirit Airlines
Sat 5/255:15 pmSTL - ORD
1 stop16h 40mSpirit Airlines
Deal found 4/24$167
Wed 5/86:40 pmORD - STL
2 stops24h 00mSpirit Airlines
Tue 5/142:35 pmSTL - ORD
3 stops26h 00mSpirit Airlines
Deal found 4/25$178
Wed 5/86:40 pmORD - STL
2 stops24h 00mSpirit Airlines
Sat 5/1111:39 amSTL - ORD
3 stops13h 39mSpirit Airlines
Deal found 4/25$182
Wed 5/89:25 pmORD - STL
3 stops21h 15mSpirit Airlines
Sat 5/1111:39 amSTL - ORD
3 stops13h 39mSpirit Airlines
Deal found 4/25$205
Wed 5/86:40 pmORD - STL
2 stops24h 00mSpirit Airlines
Tue 5/142:35 pmSTL - ORD
2 stops19h 39mSpirit Airlines
Deal found 4/24$207
Thu 5/27:40 amORD - STL
2 stops11h 00mSpirit Airlines
Sat 5/411:39 amSTL - ORD
2 stops9h 26mSpirit Airlines
Deal found 4/24$322
Fri 5/310:00 pmORD - STL
2 stops19h 34mSpirit Airlines
Sun 5/57:30 pmSTL - ORD
2 stops22h 16mSpirit Airlines
Deal found 4/25$602

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 3,068,117 searches. Data last updated April 26, 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.
Wed 5/89:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Sat 5/1112:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 4/25$127
Thu 5/29:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Fri 5/32:00 pmSTL - ORD
1 stop26h 10mSouthern / Mokulele
Deal found 4/25$130
Fri 5/109:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sun 5/1212:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$132
Wed 5/89:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Tue 5/1412:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 4/24$136
Fri 5/39:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$138
Fri 5/178:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sat 5/189:35 amSTL - ORD
1 stop21h 50mSouthern / Mokulele
Deal found 4/24$141
Wed 5/19:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Sat 5/412:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/24$145
Sat 5/1112:30 pmORD - STL
1 stop18h 30mSouthern / Mokulele
Sun 5/1212:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 4/25$148
Fri 5/109:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Thu 8/18:35 pmSTL - ORD
1 stop10h 50mSouthern / Mokulele
Deal found 4/25$149

Cheap O'Hare Intl to Illinois flights in April & May 2024

Find cheap flight options from O'Hare Intl to Illinois specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 26, 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.
Wed 5/229:50 amORD - STL
Nonstop1h 20mAmerican Airlines
Wed 5/295:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$97
Sat 5/253:05 pmORD - STL
Nonstop1h 12mAmerican Airlines
Sun 5/265:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$104
Sat 5/253:05 pmORD - STL
Nonstop1h 12mAmerican Airlines
Sat 6/15:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Deal found 4/25$117
Wed 5/89:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Sat 5/1112:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 4/25$127
Wed 5/89:25 pmORD - STL
1 stop19h 20mMultiple Airlines
Tue 5/1410:34 amSTL - ORD
1 stop12h 55mMultiple Airlines
Deal found 4/25$129
Thu 5/29:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Fri 5/32:00 pmSTL - ORD
1 stop26h 10mSouthern / Mokulele
Deal found 4/25$130
Fri 5/109:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sun 5/1212:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$132
Tue 5/145:15 pmORD - STL
1 stop3h 05mMultiple Airlines
Tue 5/2110:34 amSTL - ORD
1 stop7h 06mMultiple Airlines
Deal found 4/25$134
Fri 5/38:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$136

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 3,068,117 searches. Data last updated April 26, 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.
Wed 5/229:50 amORD - STL
Nonstop1h 20mAmerican Airlines
Wed 5/295:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$97
Sat 5/253:05 pmORD - STL
Nonstop1h 12mAmerican Airlines
Sun 5/265:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$104
Sat 5/253:05 pmORD - STL
Nonstop1h 12mAmerican Airlines
Sat 6/15:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Deal found 4/25$117
Wed 5/89:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Sat 5/1112:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 4/25$127
Wed 5/89:25 pmORD - STL
1 stop19h 20mMultiple Airlines
Tue 5/1410:34 amSTL - ORD
1 stop12h 55mMultiple Airlines
Deal found 4/25$129
Thu 5/29:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Fri 5/32:00 pmSTL - ORD
1 stop26h 10mSouthern / Mokulele
Deal found 4/25$130
Fri 5/109:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sun 5/1212:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$132
Tue 5/145:15 pmORD - STL
1 stop3h 05mMultiple Airlines
Tue 5/2110:34 amSTL - ORD
1 stop7h 06mMultiple Airlines
Deal found 4/25$134
Fri 5/38:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$136

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 3,068,117 searches. Data last updated April 26, 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.
Wed 5/229:50 amORD - STL
Nonstop1h 20mAmerican Airlines
Wed 5/295:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$97
Sat 5/253:05 pmORD - STL
Nonstop1h 12mAmerican Airlines
Sun 5/265:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$104
Sat 5/253:05 pmORD - STL
Nonstop1h 12mAmerican Airlines
Sat 6/15:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Deal found 4/25$117
Sat 6/299:45 amORD - DEC
Nonstop1h 01mUnited Airlines
Thu 7/45:20 pmDEC - ORD
Nonstop1h 05mUnited Airlines
Deal found 4/26$148
Fri 5/1712:57 pmORD - STL
Nonstop1h 26mUnited Airlines
Sat 5/186:00 amSTL - ORD
Nonstop1h 31mUnited Airlines
Deal found 4/24$159
Fri 5/243:04 pmORD - STL
Nonstop1h 13mAmerican Airlines
Sun 5/265:08 pmSTL - ORD
Nonstop1h 17mAmerican Airlines
Deal found 4/25$168
Tue 5/218:24 pmORD - STL
Nonstop1h 23mAmerican Airlines
Sat 5/257:45 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Deal found 4/24$171
Thu 10/178:45 amORD - STL
Nonstop1h 22mUnited Airlines
Mon 10/2111:09 amSTL - ORD
Nonstop1h 21mUnited Airlines
Deal found 4/25$177
Thu 5/163:04 pmORD - STL
Nonstop1h 13mAmerican Airlines
Sun 5/195:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Deal found 4/25$181

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 3,068,117 searches. Data last updated April 26, 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.
Thu 5/29:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Fri 5/32:00 pmSTL - ORD
1 stop26h 10mSouthern / Mokulele
Deal found 4/25$130
Fri 5/39:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$132
Fri 5/38:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$136
Fri 5/39:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$138
Wed 5/19:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Sat 5/412:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/24$145
Wed 5/112:30 pmORD - STL
1 stop18h 30mSouthern / Mokulele
Wed 5/812:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$152
Wed 5/15:15 pmORD - STL
1 stop13h 45mSouthern / Mokulele
Sun 5/512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$153
Wed 5/15:15 pmORD - STL
1 stop13h 45mSouthern / Mokulele
Fri 5/312:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$160
Wed 5/15:15 pmORD - STL
1 stop13h 45mSouthern / Mokulele
Sat 5/412:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 4/25$161

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 3,068,117 searches. Data last updated April 26, 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.
Sun 5/263:04 pmORD - STL
Nonstop1h 13mAmerican Airlines
Deal found 4/25$46
Wed 5/229:50 amORD - STL
Nonstop1h 20mAmerican Airlines
Deal found 4/25$49
Tue 5/77:03 amORD - STL
2 stops27h 43mSpirit Airlines
Deal found 4/25$57
Thu 5/163:04 pmORD - STL
Nonstop1h 13mAmerican Airlines
Deal found 4/25$59
Tue 5/79:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Deal found 4/25$70
Thu 5/29:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Deal found 4/25$71
Fri 5/179:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Deal found 4/25$73
Wed 5/227:05 amORD - STL
1 stop5h 55mSouthern / Mokulele
Deal found 4/25$75
Wed 5/2212:05 pmORD - STL
1 stop4h 10mSouthern / Mokulele
Deal found 4/25$76

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 3,068,117 searches. Data last updated April 26, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$97 - $158

Route

Depart

Return

Price

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 5/22

Nonstop1h 20m

Lambert-St Louis

Wed 5/29

Nonstop1h 17m

$97

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 5/25

Nonstop1h 12m

Lambert-St Louis

Sun 5/26

Nonstop1h 17m

$104

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 5/25

Nonstop1h 12m

Lambert-St Louis

Sat 6/1

Nonstop1h 16m

$117

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 5/8

1 stop19h 20m

Lambert-St Louis

Sat 5/11

1 stop19h 40m

$127

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 5/8

1 stop19h 20m

Lambert-St Louis

Tue 5/14

1 stop12h 55m

$129

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 5/6

1 stop8h 30m

Lambert-St Louis

Tue 5/7

1 stop7h 12m

$130

Chicago O'Hare IntlDecatur Arpt

ORD - DEC

ORDDEC

Chicago O'Hare Intl

Wed 5/22

Nonstop1h 07m

Decatur Arpt

Wed 5/29

Nonstop1h 05m

$148

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 5/25

1 stop5h 03m

Lambert-St Louis

Sun 5/26

1 stop6h 12m

$156

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 5/21

2 stops27h 46m

Lambert-St Louis

Sat 5/25

1 stop16h 40m

$158

Flights are sorted by cheapest first

Deals found on 4/25

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 April 26, 2024.
Peruse reviews from past customers who have flown with Spirit Airlines, Southern / Mokulele and American 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.
Delta
8.1
Very good
10,966 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,966 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,226 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,884 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Spirit Airlines
6.4
Okay
8,745 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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.

  • Can I find flights from Chicago O'Hare Intl Airport to Illinois for under $100 on Cheapflights?

    Yes, there are multiple flights from Chicago O'Hare Intl Airport to Illinois for under $100. The cheapest flight booked recently is on American Airlines for just $97, but on average you can expect to pay $138.

  • Are there nonstop flights from Chicago O'Hare Intl Airport to Illinois for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago O'Hare Intl Airport to Illinois under $100. A good price for a nonstop flight from Chicago O'Hare Intl Airport to Illinois is less than $194.

  • Are there last-minute flights available from Chicago O'Hare Intl Airport to Illinois for under $200?

    There are currently 20+ open flights from Chicago O'Hare Intl Airport to Illinois within the next 7 days for less than $200.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Illinois one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $46. Users have also found prices from $57 and $70 on Spirit Airlines and Southern / Mokulele, respectively.

  • What are the most popular routes from Chicago O'Hare Intl Airport to Illinois?

    While some choose either Chicago O'Hare Intl - Moline Quad-City or Chicago O'Hare Intl - Champaign University-Willard, Chicago O'Hare Intl - Lambert-St Louis is the most popular route from Chicago O'Hare Intl Airport to Illinois.

  • What does ORD to ORD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Chicago O'Hare Intl Airport flight would often be abbreviated as a ORD to ORD flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI).

  • Can I find deals for flights from O'Hare Intl to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your O'Hare Intl to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from O'Hare Intl to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter O'Hare Intl to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from O'Hare Intl to Illinois that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Illinois.

  • Can I find deals for business class flights from O'Hare Intl to Illinois?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from O'Hare Intl to Illinois that allow pets onboard?

    Many airlines flying from O'Hare Intl to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from O'Hare Intl to Illinois?

    Yes, you can often find last-minute deals on O'Hare Intl to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago O'Hare Intl Airport to Illinois flight deals updated?

    The Chicago O'Hare Intl Airport to Illinois flight deals you see on this page were last updated on 4/25.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'Hare Intl to Illinois
See prices for flight routes from nearby airports that may be better suited for you.

O'Hare Intl to Las Vegas flights
O'Hare Intl to Seattle flights
O'Hare Intl to Orlando flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Boston flights
O'Hare Intl to Newark flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Miami flights
O'Hare Intl to Fort Lauderdale flights
O'Hare Intl to San Francisco flights
O'Hare Intl to Dallas/Fort Worth flights
O'Hare Intl to Sky Harbor Intl flights
O'Hare Intl to Tampa flights
O'Hare Intl to Denver flights
O'Hare Intl to Atlanta flights
Midway to Newark flights
Midway to Seattle flights
Midway to Atlanta flights
O'Hare Intl to Hobby flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to George Bush Intcntl flights
O'Hare Intl to San Diego flights
Midway to LaGuardia flights
O'Hare Intl to Baltimore flights
Midway to John F Kennedy Intl flights
Midway to Las Vegas flights
Midway to Los Angeles flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Nashville flights
O'Hare Intl to Philadelphia flights
O'Hare Intl to Austin flights
O'Hare Intl to Ontario flights
Midway to Boston flights
O'Hare Intl to Fort Myers flights
O'Hare Intl to Salt Lake City flights
Midway to Dallas/Fort Worth flights
O'Hare Intl to Portland flights
O'Hare Intl to Burbank flights
Midway to Orlando flights
Midway to San Francisco flights
O'Hare Intl to New Orleans flights
O'Hare Intl to Santa Ana flights
O'Hare Intl to Honolulu flights
Midway to Sky Harbor Intl flights
Midway to Fort Lauderdale flights
O'Hare Intl to Savannah flights
O'Hare Intl to Charleston flights
O'Hare Intl to Oakland flights
Midway to Reagan-National flights

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 3,068,117 searches. Data last updated April 26, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$109Average$217FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$143Average$288FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Newark Airport to Nashville flights
Boston to Rome flights
Atlanta to Denver flights
Texas to California flights
Newark Airport to Atlanta flights
Atlanta to Mumbai flights
Tampa to Orlando flights
USA to New Delhi flights
St. Louis to Orlando flights
San Francisco to Vancouver flights
Miami to Rome flights
Chicago O'Hare Intl Airport to Kentucky flights

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.
First Class
Business Class
Prem Econ Class
Economy 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 April 26, 2024.
1%of flight departuresEarly morningMidnight to 6 am
46%of flight departuresMorning6 am to noon
49%of flight departuresAfternoonNoon to 6 pm
4%of flight departuresEvening6 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
Flights to Perugia Sant Egidio
Flights to Biarritz Parme
Flights to Argostoli Cephalonia
Flights to Melilla
Flights to Milas–Bodrum
Flights to Girona Costa Brava
Flights to Fez Sais
Flights to Zakynthos Dionsios Salomos
Flights to Bourgas
Flights to Bodø
Flights to Reggio Calabria Tito Menniti
Flights to Bastia Poretta
Flights to Skiathos
Flights to Kalamata
Flights to Batumi
Flights to Menorca/Mahon
Flights to Kristiansand Kjevik
Flights to Champaign University-Willard
Flights to Kagoshima
Flights to Ohrid
Flights to Clermont-Ferrand Aulnat
Flights to Parikia Paros
Flights to Lanzhou Arpt
Flights to Mason City

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'Hare Intl to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from O'Hare Intl to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Illinois?

Millions of users choose and trust Cheapflights to book the best flight deals from O'Hare Intl to Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines