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$49+ Cheap flights from Tulsa (TUL) 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
TUL — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Tulsa to Illinois

Cheapest flights from Tulsa to Illinois
Explore the most affordable flight options available from Tulsa to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

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.
Thu 12/46:00 amTUL - STL
1 stop4h 37mAmerican Airlines
Mon 12/810:13 amSTL - TUL
1 stop8h 11mAmerican Airlines
Deal found 10/30$159
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:37 pmTUL - MDW
1 stop15h 53mFrontier
Sun 11/1612:30 pmMDW - TUL
1 stop6h 59mFrontier
Deal found 10/29$198
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:00 amTUL - ORD
Nonstop2h 03mAmerican Airlines
Wed 12/101:15 pmORD - TUL
1 stop9h 08mAmerican Airlines
Deal found 10/29$247
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:50 amTUL - ORD
Nonstop2h 04mUnited Airlines
Wed 12/108:20 pmORD - TUL
Nonstop2h 19mUnited Airlines
Deal found 10/28$251
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:30 amTUL - PIA
1 stop7h 03mUnited Airlines
Sun 11/165:23 pmPIA - TUL
1 stop5h 16mUnited Airlines
Deal found 10/28$259
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:20 amTUL - MDW
1 stop6h 40mSouthwest
Wed 12/101:55 pmMDW - TUL
Nonstop1h 50mSouthwest
Deal found 10/28$261
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:54 amTUL - ORD
1 stop5h 46mAmerican Airlines
Sat 1/107:35 pmORD - TUL
Nonstop2h 09mAmerican Airlines
Deal found 10/29$261
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/127:35 amTUL - PIA
2 stops11h 24mAmerican Airlines
Sun 11/1610:25 amPIA - TUL
1 stop6h 33mAmerican Airlines
Deal found 10/28$264
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.
Mon 12/86:37 pmTUL - ORD
Nonstop2h 12mAmerican Airlines
Thu 12/1111:55 amORD - TUL
1 stop9h 58mAmerican Airlines
Deal found 10/30$265
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:39 pmTUL - ORD
Nonstop2h 00mAmerican Airlines
Thu 12/114:03 pmORD - TUL
Nonstop2h 09mAmerican Airlines
Deal found 10/29$269
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:09 amTUL - MDW
1 stop5h 35mDelta
Wed 12/1010:49 amMDW - TUL
1 stop4h 54mDelta
Deal found 10/29$271
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:58 pmTUL - ORD
1 stop5h 45mDelta
Sat 1/105:33 amORD - TUL
1 stop6h 31mDelta
Deal found 10/29$271

Cheap flight deals from Tulsa to Illinois

Keep the following information in mind while searching for Tulsa to Illinois flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$134
(Southwest)

One-way from

$49
(Southwest)

Popular in

January

Cheapest in

August

Average price

$350

Good round-trip deal

$296 or less

Good one-way deal

$171 or less
Provider with most accurate pricing for Tulsa-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tulsa-Chicago (CHI) flights.
Search Deals
From Tulsa to Illinois
Search Deals
One-way flight from Tulsa to Illinois
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Tulsa to Illinois.
Search Deals
Price to beat on a one-way flight from Tulsa to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tulsa 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Tulsa to Illinois that are best for you.

Fly from

Tulsa

Fly to

Illinois

Route

Depart

Return

Price

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Sat 1/10

6:35 am-8:00 am

Nonstop1h 25m

Lambert-St Louis

Wed 1/14

10:15 am-11:40 am

Nonstop1h 25m

$134

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Fri 2/13

2:55 pm-12:30 am

1 stop9h 35m

Lambert-St Louis

Tue 2/17

5:25 am-12:50 pm

1 stop7h 25m

$223

TulsaChicago

TUL - ORD

TULORD

Tulsa

Sat 12/6

7:50 am-9:54 am

Nonstop2h 04m

Chicago O'Hare Intl

Wed 12/10

8:20 pm-10:39 pm

Nonstop2h 19m

$251

TulsaPeoria

TUL - PIA

TULPIA

Tulsa

Thu 11/13

7:30 am-12:39 pm

1 stop5h 09m

Greater Peoria

Sun 11/16

5:23 pm-10:39 pm

1 stop5h 16m

$259

TulsaPeoria

TUL - PIA

TULPIA

Tulsa

Wed 11/12

7:30 am-2:33 pm

1 stop7h 03m

Greater Peoria

Sun 11/16

5:23 pm-10:39 pm

1 stop5h 16m

$259

TulsaChicago

TUL - MDW

TULMDW

Tulsa

Sat 12/6

6:20 am-1:00 pm

1 stop6h 40m

Chicago Midway

Wed 12/10

1:55 pm-3:45 pm

Nonstop1h 50m

$261

TulsaPeoria

TUL - PIA

TULPIA

Tulsa

Wed 11/12

7:35 am-6:59 pm

2 stops11h 24m

Greater Peoria

Sun 11/16

10:25 am-4:58 pm

1 stop6h 33m

$264

TulsaChicago

TUL - MDW

TULMDW

Tulsa

Sat 12/6

10:09 am-3:44 pm

1 stop5h 35m

Chicago Midway

Wed 12/10

10:49 am-3:43 pm

1 stop4h 54m

$271

TulsaChicago

TUL - ORD

TULORD

Tulsa

Sat 1/17

8:45 am-10:48 am

Nonstop2h 03m

Chicago O'Hare Intl

Wed 1/28

1:15 pm-10:28 pm

1 stop9h 13m

$284

TulsaChicago

TUL - ORD

TULORD

Tulsa

Sat 12/6

7:35 am-1:00 pm

1 stop5h 25m

Chicago O'Hare Intl

Wed 12/10

2:15 pm-10:30 pm

2 stops8h 15m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 58 results
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Best time to book a flight from Tulsa to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Tulsa 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.

Cheapflights Insights

Everything you need to know about your flight from Tulsa to Illinois

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

Currently, June is the cheapest month in which you can book a flight from Tulsa to Illinois (average of $121). Flying from Tulsa to Illinois in January is currently the most expensive (average of $249). 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 TUL to IL?

Find hourly flight availability from Tulsa 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 30, 2025.

It’s optimal to fly from Tulsa to Illinois in the morning. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Tulsa to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Tulsa to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Tulsa to Illinois flight should consider departing on Tuesday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 30, 2025.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Tulsa to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,998 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Tulsa 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 Tulsa to Illinois?

    For a flight from Tulsa to Illinois, you will be flying from Tulsa. Tulsa (TUL) is just 6.6 mi from the center of the city.

  • How long is the flight from Tulsa to Illinois?

    Airlines like Southwest, United Airlines, and American Airlines fly from Tulsa to Illinois in about 1h 25m. The time it takes to get you to your destination can typically vary by up to 9h 59m. There are 350 mi between Tulsa and Illinois. This flight may include one or multiple stops.

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

    $59 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $126 and $130, respectively.

  • What are the most popular routes from Tulsa to Illinois?

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

  • What are the most reliable airlines from Tulsa to Illinois?

    The top 3 most reliable airlines when flying from Tulsa to Illinois are Republic Airways (100%), ANA (87%) and Royal Jordanian (86%).

  • What are the cheapest flights from Tulsa to Illinois?

    Looking at all options, your cheapest flight can be booked for $149. While the most popular route (Tulsa - Chicago O'Hare Intl) can be booked for $251 on average, our data indicates $529 when flying from Tulsa to Illinois.

  • Can I find deals for flights from Tulsa to Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Tulsa 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.

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

    Currently, June is the cheapest month in which you can book a flight from Tulsa to Illinois (average of $121). Flying from Tulsa to Illinois in January is currently the most expensive (average of $249). 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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Top 3 airlines flying from Tulsa to Illinois

Discover the top 3 airlines that operate flights from Tulsa 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$322FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$356FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$259Average$393FlexibilityNo cancel feeOn-time69%

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