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$43+ Cheap flights from Oklahoma to Illinois

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — ORD
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from Oklahoma to Illinois

Cheapest flights from Oklahoma to Illinois
Explore the most affordable flight options available from Oklahoma to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/72:50 pmDFW - ORD
Nonstop2h 21mFrontier
Wed 11/136:35 pmORD - DFW
Nonstop2h 41mFrontier
Deal found 10/30$85
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/128:00 amDFW - MDW
Nonstop2h 23mFrontier
Sat 11/163:04 pmMDW - DFW
Nonstop2h 47mFrontier
Deal found 10/30$85
This Mytrip deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/139:05 amDFW - ORD
Nonstop2h 21mMultiple Airlines
Tue 12/248:55 pmORD - DFW
Nonstop2h 43mMultiple Airlines
Deal found 10/31$98
This Cheapflightsfares deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/98:03 pmDFW - ORD
1 stop10h 22mSpirit Airlines
Tue 11/1210:45 amORD - DFW
Nonstop2h 49mSpirit Airlines
Deal found 10/30$107
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/38:45 amDFW - STL
1 stop14h 39mFrontier
Mon 12/911:31 amSTL - DFW
Nonstop1h 55mFrontier
Deal found 10/31$112
This Frontier deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1512:35 pmXNA - ORD
1 stop8h 10mFrontier
Mon 11/1810:57 amORD - XNA
1 stop7h 28mFrontier
Deal found 10/29$118
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:23 pmOKC - MDW
1 stop17h 25mFrontier
Fri 12/67:15 amMDW - OKC
1 stop11h 45mFrontier
Deal found 10/30$128
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:23 pmOKC - ORD
1 stop23h 05mFrontier
Fri 12/67:25 amORD - OKC
1 stop11h 35mFrontier
Deal found 10/30$128
This Priceline deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/95:47 amDFW - STL
1 stop10h 47mMultiple Airlines
Mon 11/118:28 pmSTL - DFW
Nonstop1h 54mMultiple Airlines
Deal found 10/31$167
This Booking.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/67:15 pmXNA - MDW
1 stop16h 58mFrontier
Wed 11/139:45 amMDW - XNA
1 stop8h 27mFrontier
Deal found 10/29$168
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/227:02 amDFW - STL
Nonstop1h 52mAmerican Airlines
Wed 12/45:17 amSTL - DFW
Nonstop2h 02mAmerican Airlines
Deal found 10/30$181
This Mytrip deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1010:25 amDFW - ORD
1 stop3h 50mContour
Mon 11/1111:45 amORD - DFW
1 stop3h 55mContour
Deal found 10/31$189

Find flights from Oklahoma to Illinois within your budget

Customize your flight search to find flights from Oklahoma 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sat 11/9

1:14 pm-3:35 pm

Nonstop2h 21m

$44

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Tue 11/26

9:22 pm-11:43 pm

Nonstop2h 21m

$53

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sat 1/25

4:10 pm-6:35 pm

Nonstop2h 25m

$79

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Sun 11/10

10:25 am-2:15 pm

1 stop3h 50m

$87

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 12/4

5:46 pm-7:28 pm

Nonstop1h 42m

$91

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

Thu 11/28

7:35 pm-9:59 pm

Nonstop2h 24m

$48

DallasChicago

DFW - ORD

DFWORD

Dallas/Fort Worth

Wed 11/20

5:35 am-10:50 am

1 stop5h 15m

$97

DallasChicago

DFW - MDW

DFWMDW

Dallas/Fort Worth

Wed 11/13

6:01 pm-11:31 am

2 stops17h 30m

$105

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Mon 12/16

5:04 pm-11:33 pm

1 stop6h 29m

$53

Oklahoma CityChicago

OKC - ORD

OKCORD

Oklahoma City Will Rogers World

Tue 12/10

6:50 am-3:35 pm

2 stops8h 45m

$130

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 60 results
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Best time to book a flight from Oklahoma to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Oklahoma with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Oklahoma to Illinois

Get recent, data-driven insights about flights from Oklahoma to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Oklahoma to Illinois?

Currently, September is the cheapest month in which you can book a flight from Oklahoma to Illinois (average of $232). Flying from Oklahoma to Illinois in June is currently the most expensive (average of $308). 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.

What is the cheapest time of day to fly from OK to IL?

Find hourly flight availability from Oklahoma 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 October 31, 2024.

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

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 October 31, 2024.
Read reviews from past customers who have flown Spirit Airlines, Delta and Frontier from Oklahoma to Illinois. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,420 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,835 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,240 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Allegiant Air
7.4
Good
866 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Oklahoma 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 Oklahoma to Illinois for under $100 on Cheapflights?

    Yes, there are multiple flights from Oklahoma to Illinois for under $100. The cheapest flight booked recently is on Frontier for just $67, but on average you can expect to pay $169.

  • Are there nonstop flights from Oklahoma to Illinois for under $100 on Cheapflights?

    Cheapflights has at least 17 direct flights from Oklahoma to Illinois under $100. A good price for a nonstop flight from Oklahoma to Illinois is less than $208.

  • Are there last-minute flights available from Oklahoma to Illinois for under $100?

    There are currently 20+ open flights from Oklahoma to Illinois within the next 7 days for less than $100.

  • What days are nonstop flights available from Oklahoma to Illinois?

    Nonstop flights can be found on the following days: Sunday, Thursday, Friday, Saturday.

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

    On average 30 flights depart from Oklahoma to Illinois per day.
    Early Morning (Midnight to 6am) - 43% of flight departures
    Afternoon (Noon - 6pm) - 57% of flight departures

  • How long is the flight from Oklahoma to Illinois?

    A quick flight from Oklahoma to Illinois can take about 1h 52m. Frontier provides one of the quickest options available for as low as $67. There are 696 mi between Oklahoma and Illinois. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $43 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $53 and United Airlines from $79 one-way.

  • What does OKC to ORD mean?

    OKC stands for Oklahoma City Will Rogers World Airport, while ORD stands for Chicago O'Hare Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Oklahoma to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Oklahoma 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 Oklahoma to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Oklahoma 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 Oklahoma to Illinois that include hotel bookings?

    Yes. In addition to deals on Oklahoma to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma to Illinois?

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

  • Can I find deals for business class flights from Oklahoma to Illinois?

    Yes. Cheapflights offers flight deals from Oklahoma 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 Oklahoma to Illinois that allow pets onboard?

    Many airlines flying from Oklahoma 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 Oklahoma to Illinois?

    Yes, you can often find last-minute deals on Oklahoma 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 Oklahoma to Illinois flight deals updated?

    The Oklahoma to Illinois flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from Oklahoma to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Oklahoma to Illinois (average of $232). Flying from Oklahoma to Illinois in June is currently the most expensive (average of $308). 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.

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Alternative routes for Oklahoma to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Oklahoma to Illinois

Discover the top 5 airlines that operate flights from Oklahoma 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$137Average$167FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$171Average$395FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$186Average$431FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$561FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$260Average$335FlexibilityNo cancel feeOn-time63%
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