Cheap flights from Illinois to Oklahoma from $42
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Oklahoma departing on 7/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Spirit Airlines flights from Illinois to Oklahoma
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How to get the cheapest flight ticket from Illinois to Oklahoma
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Oklahoma?
The cheapest month to fly to Oklahoma from Illinois is in August. Flight prices, which tend to average around $325, are often lower during this time because this is during the off-season. If you are unable to visit Oklahoma during the month of August, then departing from Illinois during the month September is also very affordable. Most momondo users find prices during this month for around $334.
What is the cheapest day to depart on your flight to Oklahoma?
The cheapest day to depart from Illinois to Oklahoma is on a Saturday when prices can be found for as low as $322. Flights from Illinois to Oklahoma on a Monday will generally be more expensive and average around $421. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Oklahoma?
Flying to Oklahoma from Illinois in the morning is the least expensive time of day to depart. momondo users have found prices as low as $355 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $399 on average. Flights to Oklahoma from Illinois at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Illinois to Oklahoma flight route?
Fly from Chicago Midway to Tulsa for the best Illinois - Oklahoma flight prices
How far in advance should I book a flight to Oklahoma?
You are more likely to see cheaper flights to Oklahoma from Illinois when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Oklahoma for around $365 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oklahoma from Illinois for as low as $279 on momondo.
What cabin class options are available on Illinois to Oklahoma flights?
There are 4 cabin classes available to choose from on Illinois to Oklahoma flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Oklahoma?
Spirit Airlines, American Airlines, and United Airlines are the most popular carriers operating from Illinois to Oklahoma
What airlines fly to Oklahoma?
American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Oklahoma from Illinois according to our data. American Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Oklahoma. Keep in mind that there are 4 different airlines that fly to Oklahoma on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Oklahoma on average per day?
As of June 2025, 193 flights take off from Illinois and land in Oklahoma each day. The most common flight departure time for this route is 4:00PM, with 42% of daily flights taking off in the evening.
How many flights depart from Illinois to Oklahoma on average per week?
As of June 2025, there are 1,351 flights per week flying from Illinois to Oklahoma. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.
Cheap Illinois to Oklahoma flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Oklahoma
When did momondo last update prices for flights from Illinois to Oklahoma?
Prices for flights from Illinois to Oklahoma were last updated today.
How many operators does momondo search for flights from Illinois to Oklahoma?
As of June 2025, there are 6 operators available to choose from for flights from Illinois to Oklahoma.
How old do you have to be to fly from Illinois to Oklahoma?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Oklahoma.
What documentation or ID do you need to fly to Oklahoma?
The travel and health documents you'll need for your trip to Oklahoma may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oklahoma. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Oklahoma?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Oklahoma is Embraer 175 (Enhanced Winglets), representing 19.66% of all bookings. The subsequent popular models are Canadair (Bombardier) Regional Jet CRJ-550 at 17.38%, Embraer 175 at 15.72%, and Embraer 170 at 14.62%.
Best airlines flying from Illinois to Oklahoma
Compare and see reviews for airlines that fly from Illinois to Oklahoma with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $112 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $244 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $262 | Free Cancellation | Rating 8.0 4,287 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Illinois to Oklahoma?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Oklahoma. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Illinois to Oklahoma with flexible booking policies on momondo?
All flight searches from Illinois to Oklahoma on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Illinois to Oklahoma?
Once all potential Illinois to Oklahoma flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Illinois to Oklahoma right now. Can momondo alert me if prices change?
Price alerts on flights to Oklahoma from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.