HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Oklahoma City (OKC) to Illinois from $70

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 6/1. 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.
OKC — ORD
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

To save on the cost of your flight from Oklahoma City to Illinois, book at least 60 days before your planned departure. Booking around this time can save you about 331% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $360 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $494.

What is the cheapest month to fly from Oklahoma City to Illinois?

Our data shows that January tends to be the cheapest month to fly to Illinois from Oklahoma City. Users have commonly found prices around $307 for the month, but tickets can be as low as $128. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from Oklahoma City to Illinois (OKC - IL)?

When flying from Oklahoma City 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 Oklahoma City to Illinois

Explore cheap flight options specifically provided by Frontier for the route between Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the lowest-priced Frontier flights heading from Oklahoma City to Illinois. Come back soon if you're not finding the exact deal you're looking for.
Wed 5/294:10 pmOKC - ORD
1 stop9h 03mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$141
Tue 6/111:15 pmOKC - ORD
1 stop16h 10mFrontier
Mon 6/179:43 pmORD - OKC
1 stop19h 44mFrontier
Deal found 5/15$144
Tue 5/288:39 amOKC - ORD
1 stop12h 36mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$145
Thu 5/307:02 pmOKC - ORD
1 stop9h 58mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$147
Thu 6/61:24 pmOKC - MDW
1 stop8h 21mFrontier
Thu 6/135:01 amMDW - OKC
1 stop7h 33mFrontier
Deal found 5/15$149
Thu 6/131:24 pmOKC - ORD
1 stop11h 16mFrontier
Thu 6/206:00 amORD - OKC
1 stop6h 34mFrontier
Deal found 5/16$150
Thu 6/131:24 pmOKC - ORD
1 stop11h 16mFrontier
Tue 6/186:00 amORD - OKC
1 stop11h 27mFrontier
Deal found 5/15$151
Thu 9/266:11 pmOKC - ORD
1 stop10h 36mFrontier
Sat 9/287:30 pmORD - OKC
1 stop23h 19mFrontier
Deal found 5/15$152
Fri 5/311:25 pmOKC - ORD
1 stop11h 48mFrontier
Thu 6/206:00 amORD - OKC
1 stop6h 34mFrontier
Deal found 5/15$153

Cheap American Airlines flights from Oklahoma City to Illinois

Explore cheap flight options specifically provided by American Airlines for the route between Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.
Some of the best deals we've found on American Airlines flights traveling from Oklahoma City to Illinois. Make sure to examine the flight information before completing your reservation.
Sat 8/175:17 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 8/318:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/15$219
Thu 9/267:10 amOKC - ORD
Nonstop2h 10mAmerican Airlines
Sat 9/288:15 amORD - OKC
Nonstop2h 19mAmerican Airlines
Deal found 5/15$234
Tue 8/65:17 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 8/102:46 pmORD - OKC
1 stop8h 13mAmerican Airlines
Deal found 5/16$242
Tue 8/65:17 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 8/108:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/16$254
Thu 9/267:10 amOKC - ORD
Nonstop2h 10mAmerican Airlines
Sat 9/284:50 pmORD - OKC
1 stop4h 49mAmerican Airlines
Deal found 5/15$257
Sun 8/115:00 amOKC - ORD
1 stop7h 35mAmerican Airlines
Sat 8/176:05 pmORD - OKC
Nonstop2h 12mAmerican Airlines
Deal found 5/15$259
Fri 8/94:19 pmOKC - ORD
Nonstop2h 14mAmerican Airlines
Wed 8/148:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/15$263
Wed 7/175:19 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 7/205:00 amORD - OKC
1 stop4h 43mAmerican Airlines
Deal found 5/15$265
Wed 7/175:19 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 7/208:15 amORD - OKC
Nonstop2h 17mAmerican Airlines
Deal found 5/15$269

Cheap Oklahoma City to Illinois flights in May & June 2024

Find cheap flight options from Oklahoma City 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 2,637,452 searches. Prices were last updated on May 16, 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 5/294:10 pmOKC - ORD
1 stop9h 03mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$141
Sat 6/151:25 pmOKC - STL
1 stop25h 12mFrontier
Sat 6/228:02 pmSTL - OKC
1 stop16h 33mFrontier
Deal found 5/16$144
Tue 6/111:15 pmOKC - MDW
1 stop15h 18mFrontier
Mon 6/178:58 pmMDW - OKC
1 stop14h 52mFrontier
Deal found 5/15$144
Tue 6/111:15 pmOKC - ORD
1 stop16h 10mFrontier
Mon 6/179:43 pmORD - OKC
1 stop19h 44mFrontier
Deal found 5/15$144
Thu 5/307:02 pmOKC - MDW
1 stop10h 48mFrontier
Sat 6/15:05 amMDW - OKC
1 stop12h 24mFrontier
Deal found 5/14$145
Tue 5/288:39 amOKC - ORD
1 stop12h 36mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$145
Thu 5/307:02 pmOKC - ORD
1 stop9h 58mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$147
Thu 6/61:24 pmOKC - MDW
1 stop8h 21mFrontier
Thu 6/135:01 amMDW - OKC
1 stop7h 33mFrontier
Deal found 5/15$149
Wed 6/124:09 pmOKC - MDW
1 stop18h 59mFrontier
Mon 6/178:58 pmMDW - OKC
1 stop14h 52mFrontier
Deal found 5/15$150

Oklahoma City to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Oklahoma City and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 5/294:10 pmOKC - ORD
1 stop9h 03mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$141
Sat 6/151:25 pmOKC - STL
1 stop25h 12mFrontier
Sat 6/228:02 pmSTL - OKC
1 stop16h 33mFrontier
Deal found 5/16$144
Tue 6/111:15 pmOKC - MDW
1 stop15h 18mFrontier
Mon 6/178:58 pmMDW - OKC
1 stop14h 52mFrontier
Deal found 5/15$144
Tue 6/111:15 pmOKC - ORD
1 stop16h 10mFrontier
Mon 6/179:43 pmORD - OKC
1 stop19h 44mFrontier
Deal found 5/15$144
Thu 5/307:02 pmOKC - MDW
1 stop10h 48mFrontier
Sat 6/15:05 amMDW - OKC
1 stop12h 24mFrontier
Deal found 5/14$145
Tue 5/288:39 amOKC - ORD
1 stop12h 36mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$145
Thu 5/307:02 pmOKC - ORD
1 stop9h 58mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$147
Thu 6/61:24 pmOKC - MDW
1 stop8h 21mFrontier
Thu 6/135:01 amMDW - OKC
1 stop7h 33mFrontier
Deal found 5/15$149
Wed 6/124:09 pmOKC - MDW
1 stop18h 59mFrontier
Mon 6/178:58 pmMDW - OKC
1 stop14h 52mFrontier
Deal found 5/15$150

Non-stop flights to Illinois from Oklahoma City

Discover non-stop flight options from Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.
For a shorter flight, select one of these non-stop flights from Oklahoma City to Illinois. If you're looking for other options for flights from Oklahoma City to Illinois, make sure to update the search form at the top of page.
Sat 8/175:17 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 8/318:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/15$219
Thu 9/267:10 amOKC - ORD
Nonstop2h 10mAmerican Airlines
Sat 9/288:15 amORD - OKC
Nonstop2h 19mAmerican Airlines
Deal found 5/15$234
Sun 8/114:19 pmOKC - ORD
Nonstop2h 14mAmerican Airlines
Sat 8/178:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/15$249
Tue 8/65:17 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 8/108:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/16$254
Fri 8/94:19 pmOKC - ORD
Nonstop2h 14mAmerican Airlines
Wed 8/148:19 amORD - OKC
Nonstop2h 14mAmerican Airlines
Deal found 5/15$263
Wed 7/175:19 amOKC - ORD
Nonstop2h 11mAmerican Airlines
Sat 7/208:15 amORD - OKC
Nonstop2h 17mAmerican Airlines
Deal found 5/15$269
Sun 9/87:10 amOKC - ORD
Nonstop2h 10mAmerican Airlines
Fri 9/138:15 amORD - OKC
Nonstop2h 19mAmerican Airlines
Deal found 5/15$270
Thu 5/307:35 amOKC - ORD
Nonstop2h 17mUnited Airlines
Tue 7/29:25 amORD - OKC
Nonstop2h 23mUnited Airlines
Deal found 5/15$279
Wed 6/127:35 amOKC - ORD
Nonstop2h 17mUnited Airlines
Sun 6/169:25 amORD - OKC
Nonstop2h 23mUnited Airlines
Deal found 5/15$282

Oklahoma City to Illinois flights leaving soon

Find last-minute flight options from Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.
Book one of these great deals on flights from Oklahoma City to Illinois. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 5/294:10 pmOKC - ORD
1 stop9h 03mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$141
Thu 5/307:02 pmOKC - MDW
1 stop10h 48mFrontier
Sat 6/15:05 amMDW - OKC
1 stop12h 24mFrontier
Deal found 5/14$145
Tue 5/288:39 amOKC - ORD
1 stop12h 36mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$145
Thu 5/307:02 pmOKC - ORD
1 stop9h 58mFrontier
Sat 6/15:56 pmORD - OKC
1 stop18h 40mFrontier
Deal found 5/14$147
Thu 5/301:26 pmOKC - MDW
1 stop8h 01mFrontier
Sun 6/25:01 amMDW - OKC
1 stop7h 35mFrontier
Deal found 5/15$154
Wed 5/294:10 pmOKC - ORD
1 stop9h 03mFrontier
Fri 5/316:45 pmORD - OKC
1 stop22h 44mFrontier
Deal found 5/14$159
Thu 5/301:26 pmOKC - MDW
1 stop8h 01mFrontier
Sun 6/25:01 amMDW - OKC
1 stop7h 35mFrontier
Deal found 5/16$164
Tue 5/288:39 amOKC - ORD
1 stop12h 36mFrontier
Fri 5/316:45 pmORD - OKC
1 stop22h 44mFrontier
Deal found 5/14$164
Thu 5/301:26 pmOKC - ORD
1 stop7h 49mFrontier
Tue 7/26:00 amORD - OKC
1 stop11h 27mFrontier
Deal found 5/15$203

One-way flights to Illinois from Oklahoma City

Search for one-way flight options from Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.
If you're seeking multiple options on one-way flights from Oklahoma City to Illinois, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Oklahoma City to Illinois should utilize the search form at the the top of the page.
Sat 6/16:29 pmOKC - ORD
1 stop5h 49mFrontier
Deal found 5/15$70
Tue 6/116:28 pmOKC - ORD
1 stop6h 12mFrontier
Deal found 5/15$71
Tue 6/256:28 pmOKC - ORD
1 stop6h 12mFrontier
Deal found 5/15$75
Sun 9/87:39 pmOKC - ORD
1 stop9h 08mFrontier
Deal found 5/15$79
Sat 6/16:29 pmOKC - MDW
1 stop16h 40mFrontier
Deal found 5/16$81
Thu 6/131:24 pmOKC - ORD
1 stop11h 16mFrontier
Deal found 5/15$81
Sun 8/187:39 pmOKC - ORD
1 stop9h 08mFrontier
Deal found 5/15$84
Mon 6/102:52 pmOKC - MDW
1 stop26h 18mFrontier
Deal found 5/14$85
Wed 6/124:09 pmOKC - MDW
1 stop18h 59mFrontier
Deal found 5/15$86

Find flights from Oklahoma City to Illinois within your budget

Customize your flight search to find flights from Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$141 - $320

Route

Depart

Return

Price

Oklahoma City Will Rogers WorldChicago O'Hare Intl

OKC - ORD

OKCORD

Oklahoma City Will Rogers World

Wed 5/29

1 stop9h 03m

Chicago O'Hare Intl

Sat 6/1

1 stop18h 40m

$141

Oklahoma City Will Rogers WorldLambert-St Louis

OKC - STL

OKCSTL

Oklahoma City Will Rogers World

Sat 6/15

1 stop25h 12m

Lambert-St Louis

Sat 6/22

1 stop16h 33m

$144

Oklahoma City Will Rogers WorldChicago Midway

OKC - MDW

OKCMDW

Oklahoma City Will Rogers World

Tue 6/11

1 stop15h 18m

Chicago Midway

Mon 6/17

1 stop14h 52m

$144

Oklahoma City Will Rogers WorldChicago O'Hare Intl

OKC - ORD

OKCORD

Oklahoma City Will Rogers World

Tue 6/11

1 stop16h 10m

Chicago O'Hare Intl

Mon 6/17

1 stop19h 44m

$144

Oklahoma City Will Rogers WorldChicago Midway

OKC - MDW

OKCMDW

Oklahoma City Will Rogers World

Thu 5/30

1 stop10h 48m

Chicago Midway

Sat 6/1

1 stop12h 24m

$145

Oklahoma City Will Rogers WorldChicago O'Hare Intl

OKC - ORD

OKCORD

Oklahoma City Will Rogers World

Sat 8/17

Nonstop2h 11m

Chicago O'Hare Intl

Sat 8/31

Nonstop2h 14m

$219

Oklahoma City Will Rogers WorldChicago O'Hare Intl

OKC - ORD

OKCORD

Oklahoma City Will Rogers World

Thu 5/30

1 stop5h 03m

Chicago O'Hare Intl

Tue 7/2

Nonstop2h 23m

$229

Oklahoma City Will Rogers WorldChicago Midway

OKC - MDW

OKCMDW

Oklahoma City Will Rogers World

Wed 9/18

1 stop5h 47m

Chicago Midway

Sat 9/21

1 stop5h 39m

$238

Oklahoma City Will Rogers WorldChicago O'Hare Intl

OKC - ORD

OKCORD

Oklahoma City Will Rogers World

Wed 6/12

2 stops10h 33m

Chicago O'Hare Intl

Sun 6/16

2 stops14h 29m

$320

Flights are sorted by cheapest first

Deals found on 5/14

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 16, 2024.
Read reviews from past customers who have flown Frontier, American Airlines and United Airlines from Oklahoma City to Illinois. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.5
Good
2,919 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,924 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Oklahoma City to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Oklahoma City to Illinois?

    Most people fly from Oklahoma City Will Rogers World (OKC) if they book a flight from Oklahoma City to Illinois. Oklahoma City Will Rogers World is conveniently located just 7.0 mi from Oklahoma City’s city center.

  • Can I find flights from Oklahoma City to Illinois for under $200 on Cheapflights?

    Yes, there are multiple flights from Oklahoma City to Illinois for under $200. The cheapest flight booked recently is on Frontier for just $141, but on average you can expect to pay $149.

  • Are there nonstop flights from Oklahoma City to Illinois for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Oklahoma City to Illinois under $300. A good price for a nonstop flight from Oklahoma City to Illinois is less than $287.

  • Are there last-minute flights available from Oklahoma City to Illinois for under $200?

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

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

    You can find nonstop flights on the following days: Tuesday.

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

    On average 3 flights depart from Oklahoma City to Illinois per day.
    Morning (6am - Noon) - 100% of flight departures

  • How long is the flight from Oklahoma City to Illinois?

    There are many flights that can get you from Oklahoma City to Illinois in 9h 03m. Fly via Frontier to get the fastest option. Airlines will cover a distance of 696 mi.

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

    $70 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $116 and $125, respectively.

  • What are the most popular routes from Oklahoma City to Illinois?

    When deciding which route to take from Oklahoma City to Illinois consider Oklahoma City Will Rogers World - Chicago O'Hare Intl, Oklahoma City Will Rogers World - Chicago Midway or Oklahoma City Will Rogers World - Lambert-St Louis as they are the most popular.

  • What are the most reliable airlines from Oklahoma City to Illinois?

    No one likes to see their flight delayed. When booking a flight from Oklahoma City to Illinois consider choosing Qatar Airways (94%), Air New Zealand (93%) or United Airlines (93%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Oklahoma City to Illinois?

    Looking at all options, your cheapest flight can be booked for $173. While the most popular route (Oklahoma City Will Rogers World - Chicago O'Hare Intl) can be booked for $203 on average our data indicates $2,380 when flying from Oklahoma City to Illinois.

  • What does OKC 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 Oklahoma City Will Rogers World Airport to Chicago O'Hare Intl Airport flight would often be abbreviated as a OKC 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), Springfield Capital Airport (SPI).

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

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

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

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

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

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

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

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

    Many airlines flying from Oklahoma City 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 City to Illinois?

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

    The Oklahoma City to Illinois flight deals you see on this page were last updated on 5/16.

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 Oklahoma City to Illinois
See prices for flight routes from nearby airports that may be better suited for you.

Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Los Angeles flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Newark flights
Dallas/Fort Worth to Seattle flights
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to O'Hare Intl flights
Dallas/Fort Worth to Orlando flights
Dallas/Fort Worth to Fort Lauderdale flights
Dallas/Fort Worth to Ontario flights
Dallas/Fort Worth to Denver flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Boston flights
Dallas/Fort Worth to Miami flights
Dallas/Fort Worth to San Francisco flights
Dallas/Fort Worth to Reagan-National flights
Dallas/Fort Worth to Atlanta flights
Dallas/Fort Worth to Burbank flights
Dallas/Fort Worth to Santa Ana flights
Dallas/Fort Worth to San Diego flights
Dallas/Fort Worth to Hobby flights
Dallas/Fort Worth to Tampa flights
Dallas/Fort Worth to Philadelphia flights
Dallas/Fort Worth to Salt Lake City flights
Dallas/Fort Worth to Detroit flights
Dallas/Fort Worth to Sky Harbor Intl flights
Dallas/Fort Worth to Honolulu flights
Dallas/Fort Worth to Cincinnati flights
Dallas/Fort Worth to Charlotte flights
Dallas/Fort Worth to George Bush Intcntl flights
Dallas/Fort Worth to Oakland flights
Dallas/Fort Worth to Minneapolis flights
Dallas/Fort Worth to Casper flights
Dallas/Fort Worth to Portland flights
Dallas/Fort Worth to San Jose flights
Dallas/Fort Worth to Indianapolis flights
Dallas/Fort Worth to Buffalo flights
Dallas/Fort Worth to Nashville flights
Dallas/Fort Worth to Midway flights
Dallas/Fort Worth to Raleigh flights
Dallas/Fort Worth to Cleveland flights
Dallas/Fort Worth to Jacksonville flights
Dallas/Fort Worth to Pittsburgh flights
Dallas/Fort Worth to New Orleans flights
Dallas/Fort Worth to Kahului flights
Dallas/Fort Worth to Sacramento flights
Dallas/Fort Worth to Pensacola flights
Dallas/Fort Worth to Atlantic City flights
Dallas/Fort Worth to St. Louis flights

Top 3 airlines flying from Oklahoma City to Illinois

Discover the top 3 airlines that operate flights from Oklahoma City 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$135Average$319FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$184Average$525FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$205Average$497FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
New York to Orlando flights
San Diego to Dallas flights
Boston to Salt Lake City flights
Los Angeles to Madrid flights
Nashville to Atlanta flights
Newark Airport to Chicago flights
Philadelphia to Los Angeles flights
Baltimore to Fort Lauderdale flights
Minneapolis to Denver flights
Chicago to Austin flights
New York to Amsterdam flights
Oklahoma City to Indiana flights

Search flights from Oklahoma City to Illinois by cabin class

Find flights from Oklahoma City 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 Oklahoma City to Illinois

Find hourly flight availability from Oklahoma City 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 16, 2024.
13%of flight departuresEarly morningMidnight to 6 am
58%of flight departuresMorning6 am to noon
29%of flight departuresAfternoonNoon to 6 pm
0%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 Montes Claros
Flights to Girona Costa Brava
Flights to Naxos
Flights to Bourgas
Flights to Hyannis Barnstable
Flights to Samos
Flights to Reggio Calabria Tito Menniti
Flights to Devils Lake
Flights to Ningbo Lishe Intl
Flights to Pellston Emmet County
Flights to Provincetown
Flights to Cortez Montezuma County
Flights to Ohrid
Flights to Oran Es Senia
Flights to Menorca/Mahon
Flights to Hakodate
Flights to Ordu/Giresun
Flights to Laayoune Hassan I
Flights to Cornwall Newquay
Flights to Melilla
Flights to Rennes St Jacques
Flights to Parikia Paros
Flights to Constanţa Mihail Kogalniceanu
Flights to Miyakojima Hirara

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 Oklahoma City to Illinois?

When you search for this flight from Oklahoma City to Illinois, 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.

Why should you use Cheapflights to find cheap flight tickets from Oklahoma City to Illinois?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Illinois from Oklahoma City.

Can Cheapflights find flights from Oklahoma City to Illinois with no change fees?

Need flexible booking options for your flight to Illinois from Oklahoma City? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Oklahoma City to Illinois become cheaper?

Not ready to book yet? You can track prices for flights from Oklahoma City to Illinois on Cheapflights with our Price Alert feature and get notified when better prices are available.

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