OKC

$63 Find Cheap Flights from Illinois to Oklahoma City

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Oklahoma City departing on 6/2. 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.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Illinois to Oklahoma City

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Oklahoma City that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Oklahoma City

Mon, May 4 - Mon, May 11
Frontier Logo
8:17 pm - 11:56 am
STL
-
OKC
15h 39m
1 stop
Frontier Logo
8:04 pm - 6:06 pm
OKC
-
STL
22h 02m
1 stop
$141Frontier
Thu, Apr 23 - Mon, Apr 27
Frontier Logo
5:50 am - 4:20 pm
ORD
-
OKC
10h 30m
1 stop
Frontier Logo
3:06 pm - 10:39 pm
OKC
-
ORD
7h 33m
1 stop
$142Frontier
Thu, Apr 23 - Mon, Apr 27
Multiple Airlines Logo
5:50 am - 4:20 pm
ORD
-
OKC
10h 30m
1 stop
Multiple Airlines Logo
8:29 pm - 10:23 am
OKC
-
ORD
13h 54m
2 stops
$271Multiple Airlines
Wed, Apr 29 - Wed, May 6
Multiple Airlines Logo
11:28 am - 4:20 pm
ORD
-
OKC
28h 52m
1 stop
Multiple Airlines Logo
1:55 pm - 11:01 pm
OKC
-
ORD
33h 06m
2 stops
$273Multiple Airlines
Thu, Aug 13 - Sat, Aug 15
United Airlines Logo
9:49 am - 4:47 pm
CMI
-
OKC
6h 58m
1 stop
United Airlines Logo
12:35 pm - 5:28 pm
OKC
-
CMI
4h 53m
1 stop
$294United Airlines
Thu, Aug 13 - Sat, Aug 15
United Airlines Logo
5:45 am - 11:24 am
CMI
-
OKC
5h 39m
1 stop
United Airlines Logo
5:00 am - 12:50 pm
OKC
-
CMI
7h 50m
2 stops
$300United Airlines
Tue, May 5 - Wed, May 6
Southwest Logo
9:05 pm - 11:15 pm
MDW
-
OKC
2h 10mnonstop
Southwest Logo
3:05 pm - 4:55 pm
OKC
-
MDW
1h 50mnonstop
$319Southwest
Wed, Apr 22 - Sat, Apr 25
Southwest Logo
10:20 am - 12:30 pm
MDW
-
OKC
2h 10mnonstop
Southwest Logo
5:00 am - 6:50 am
OKC
-
MDW
1h 50mnonstop
$327Southwest
Wed, Apr 15 - Sun, Apr 19
American Airlines Logo
1:22 pm - 10:47 pm
PIA
-
OKC
9h 25m
2 stops
American Airlines Logo
5:00 am - 12:52 pm
OKC
-
PIA
7h 52m
2 stops
$349American Airlines
Fri, Apr 17 - Tue, Apr 21
American Airlines Logo
2:38 pm - 6:55 pm
CMI
-
OKC
4h 17m
1 stop
American Airlines Logo
4:22 pm - 9:07 pm
OKC
-
CMI
4h 45m
1 stop
$426American Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$63
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from St. Louis to Oklahoma City

FAQs for booking flights from Illinois to Oklahoma City

  • How does KAYAK find such low prices on flights from Illinois to Oklahoma City?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Oklahoma City.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Oklahoma City?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oklahoma City from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Oklahoma City?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oklahoma City with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Oklahoma City?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oklahoma City from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Oklahoma City

Information on the airport you'll fly into in Oklahoma City

Oklahoma City (OKC)