DFW

$49 Find Cheap Flights from Illinois to Dallas - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dallas departing on 8/11. 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 Dallas

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Dallas 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 Dallas

Tue, Jul 21 - Tue, Jul 28
Frontier Logo
3:41 pm - 5:43 pm
STL
-
DFW
2h 02mnonstop
Frontier Logo
1:00 pm - 2:56 pm
DFW
-
STL
1h 56mnonstop
$148Frontier
Thu, Sep 3 - Sun, Sep 6
Frontier Logo
5:27 pm - 7:29 pm
STL
-
DFW
2h 02mnonstop
Frontier Logo
10:00 am - 5:22 pm
DFW
-
STL
7h 22m
1 stop
$152Frontier
Thu, Jul 30 - Sat, Aug 1
Frontier Logo
3:41 pm - 5:43 pm
STL
-
DFW
2h 02mnonstop
Frontier Logo
1:00 pm - 2:56 pm
DFW
-
STL
1h 56mnonstop
$153Frontier
Fri, Aug 21 - Sun, Aug 23
Multiple Airlines Logo
9:20 am - 7:33 am
PIA
-
DFW
22h 13m
1 stop
Multiple Airlines Logo
8:28 am - 8:30 am
DFW
-
PIA
24h 02m
1 stop
$261Multiple Airlines
Wed, Aug 5 - Sat, Aug 15
Multiple Airlines Logo
7:31 pm - 7:33 am
SPI
-
DFW
12h 02m
1 stop
Multiple Airlines Logo
10:51 am - 7:41 pm
DFW
-
SPI
8h 50m
1 stop
$280Multiple Airlines
Thu, Jul 30 - Mon, Aug 3
United Airlines Logo
5:00 am - 11:29 am
PAH
-
DFW
6h 29m
1 stop
United Airlines Logo
7:08 am - 12:52 pm
DFW
-
PAH
5h 44m
1 stop
$294United Airlines
Thu, Jul 30 - Mon, Aug 3
United Airlines Logo
5:00 am - 1:34 pm
PAH
-
DFW
8h 34m
2 stops
United Airlines Logo
7:08 am - 12:52 pm
DFW
-
PAH
5h 44m
1 stop
$299United Airlines
Sat, Aug 8 - Sat, Aug 15
American Airlines Logo
12:20 pm - 2:35 pm
PIA
-
DFW
2h 15mnonstop
American Airlines Logo
9:10 pm - 11:19 pm
DFW
-
PIA
2h 09mnonstop
$333American Airlines
Sat, Aug 8 - Sat, Aug 15
American Airlines Logo
6:47 pm - 11:33 pm
PIA
-
DFW
4h 46m
1 stop
American Airlines Logo
9:10 pm - 11:19 pm
DFW
-
PIA
2h 09mnonstop
$343American Airlines
Sat, Aug 22 - Wed, Sep 2
Delta Logo
5:09 pm - 11:59 pm
MLI
-
DFW
6h 50m
1 stop
Delta Logo
7:00 am - 10:19 pm
DFW
-
MLI
15h 19m
2 stops
$496Delta
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$49
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 24% increase in price.
Flight from St. Louis to Dallas

Flights from Illinois to Dallas: the best tips from KAYAK users

Insights shared by verified travelers who flew the route from Illinois to Dallas 
Learn how KAYAK collects reviews and tips from users.
IanFlew with American Airlines
ORD
-
DFW
Apr 2026
Lately ORD airport struggles in general often having ground stops. Construction extends travel back to airport so allow 2 hrs. Over past few months, experienced far few delays on United than AA.
Dr. JosephFlew with American Airlines
ORD
-
DFW
Jan 2025
Be very vigilant about the weather both in Chicago and in Dallas. Adverse weather in either area can affect the trip.

FAQs for booking Illinois to Dallas flights

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

    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 Dallas.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dallas 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 Dallas?

    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 Dallas 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 Dallas?

    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 Dallas from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Dallas?

Book flights to Dallas if you plan to visit one of these locations
Arlington
Lewisville
Rockwall
Southlake
Cleburne
Corsicana
Decatur
Denison
Ennis
Cedar Hill
Glen Rose
Saginaw
Corinth
Bridgeport
Mexia
West
Sunnyvale
Palmer

Everything you need to know for your flight to Dallas

Information on your arrival and departure airports

Dallas (DFW)