Cheap flights from Illinois to Dallas from $48

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 Dallas departing on 6/20. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:30 pm - 5:36 pm
STL
-
DFW
2h 06mnonstop
Frontier Logo
12:53 pm - 2:48 pm
DFW
-
STL
1h 55mnonstop
$118Frontier
Thu, May 28 - Tue, Jun 2
Frontier Logo
7:03 pm - 9:00 pm
STL
-
DFW
1h 57mnonstop
Frontier Logo
4:21 pm - 6:18 pm
DFW
-
STL
1h 57mnonstop
$119Frontier
Fri, Jun 26 - Mon, Jun 29
Frontier Logo
7:19 pm - 9:16 pm
STL
-
DFW
1h 57mnonstop
Frontier Logo
4:21 pm - 6:18 pm
DFW
-
STL
1h 57mnonstop
$120Frontier
Sat, Jun 27 - Mon, Jun 29
Frontier Logo
3:30 pm - 5:36 pm
STL
-
DFW
2h 06mnonstop
Frontier Logo
12:36 pm - 2:31 pm
DFW
-
STL
1h 55mnonstop
$122Frontier
Sun, May 31 - Thu, Jun 4
American Airlines Logo
6:52 pm - 10:58 am
MLI
-
DFW
16h 06m
1 stop
American Airlines Logo
2:09 pm - 4:12 pm
DFW
-
MLI
2h 03mnonstop
$249American Airlines
Fri, Jun 19 - Sat, Jun 20
Multiple Airlines Logo
10:07 am - 8:09 am
PIA
-
DFW
22h 02m
1 stop
Multiple Airlines Logo
9:40 pm - 5:29 pm
DFW
-
PIA
19h 49m
1 stop
$289Multiple Airlines
Sun, Aug 23 - Sat, Sep 12
American Airlines Logo
6:02 pm - 10:55 am
BMI
-
DFW
16h 53m
1 stop
American Airlines Logo
1:50 pm - 3:52 pm
DFW
-
BMI
2h 02mnonstop
$294American Airlines
Fri, May 29 - Sat, May 30
Multiple Airlines Logo
5:23 pm - 8:09 am
PIA
-
DFW
14h 46m
1 stop
Multiple Airlines Logo
8:11 pm - 9:35 am
DFW
-
PIA
13h 24m
1 stop
$296Multiple Airlines
Sun, Aug 16 - Tue, Sep 8
United Airlines Logo
9:42 am - 4:02 pm
DEC
-
DFW
6h 20m
1 stop
United Airlines Logo
10:38 am - 5:51 pm
DFW
-
DEC
7h 13m
1 stop
$384United Airlines
Wed, Sep 23 - Sat, Sep 26
United Airlines Logo
9:42 am - 9:38 pm
DEC
-
DFW
11h 56m
2 stops
United Airlines Logo
10:38 am - 5:51 pm
DFW
-
DEC
7h 13m
1 stop
$394United Airlines
Wed, Sep 23 - Sat, Sep 26

United Airlines flights from Illinois to Dallas/Fort Worth Airport

Our best United Airlines deals on Illinois to Dallas/Fort Worth Airport flight tickets
United Airlines
Jun 23
PIA2:33 pmGreater Peoria
7h 57m
1 stop
DFW10:30 pmDallas/Fort Worth
Jun 30
DFW2:15 pmDallas/Fort Worth
5h 26m
1 stop
PIA7:41 pmGreater Peoria
$353
United Airlines
Sep 16
PIA5:31 pmGreater Peoria
4h 55m
1 stop
DFW10:26 pmDallas/Fort Worth
Sep 23
DFW5:17 amDallas/Fort Worth
7h 27m
2 stops
PIA12:44 pmGreater Peoria
$358
United Airlines
Sep 16
PIA5:45 amGreater Peoria
7h 25m
1 stop
DFW1:10 pmDallas/Fort Worth
Sep 23
DFW7:00 amDallas/Fort Worth
5h 44m
1 stop
PIA12:44 pmGreater Peoria
$371

Frontier flights from Illinois to Dallas/Fort Worth Airport

Our best Frontier deals on Illinois to Dallas/Fort Worth Airport flight tickets
Frontier
May 28
STL3:30 pmLambert-St Louis
2h 06m
DFW5:36 pmDallas/Fort Worth
Jun 2
DFW12:53 pmDallas/Fort Worth
1h 55m
STL2:48 pmLambert-St Louis
$118
Frontier
Jun 26
STL7:03 pmLambert-St Louis
1h 57m
DFW9:00 pmDallas/Fort Worth
Jun 29
DFW4:21 pmDallas/Fort Worth
1h 57m
STL6:18 pmLambert-St Louis
$119
Frontier
Jun 27
STL7:19 pmLambert-St Louis
1h 57m
DFW9:16 pmDallas/Fort Worth
Jun 29
DFW4:21 pmDallas/Fort Worth
1h 57m
STL6:18 pmLambert-St Louis
$120

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Dallas/Fort Worth Airport 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, momondo users made 832,500 searches. Data last updated May 16, 2026.
Use the filters below to find and compare flights from Illinois to Dallas/Fort Worth Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 5/28

3:30 pm-5:36 pm

Nonstop2h 06m

Dallas/Fort Worth

Tue 6/2

12:53 pm-2:48 pm

Nonstop1h 55m

$118
Quickest round-trip

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 6/26

7:03 pm-9:00 pm

Nonstop1h 57m

Dallas/Fort Worth

Mon 6/29

4:21 pm-6:18 pm

Nonstop1h 57m

$119

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sat 6/27

7:19 pm-9:16 pm

Nonstop1h 57m

Dallas/Fort Worth

Mon 6/29

4:21 pm-6:18 pm

Nonstop1h 57m

$120

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sun 5/31

3:30 pm-5:36 pm

Nonstop2h 06m

Dallas/Fort Worth

Thu 6/4

12:36 pm-2:31 pm

Nonstop1h 55m

$122

MolineDallas

MLI - DFW

MLIDFW

Moline Quad-City

Fri 6/19

6:52 pm-10:58 am

1 stop16h 06m

Dallas/Fort Worth

Sat 6/20

2:09 pm-4:12 pm

Nonstop2h 03m

$249

PeoriaDallas

PIA - DFW

PIADFW

Greater Peoria

Sun 8/23

10:07 am-8:09 am

1 stop22h 02m

Dallas/Fort Worth

Sat 9/12

9:40 pm-5:29 pm

1 stop19h 49m

$289

BloomingtonDallas

BMI - DFW

BMIDFW

Bloomington-Normal

Fri 5/29

6:02 pm-10:55 am

1 stop16h 53m

Dallas/Fort Worth

Sat 5/30

1:50 pm-3:52 pm

Nonstop2h 02m

$294

PeoriaDallas

PIA - DFW

PIADFW

Greater Peoria

Sun 8/16

5:23 pm-8:09 am

1 stop14h 46m

Dallas/Fort Worth

Tue 9/8

8:11 pm-9:35 am

1 stop13h 24m

$296

DecaturDallas

DEC - DFW

DECDFW

Decatur Arpt

Wed 9/23

9:42 am-4:02 pm

1 stop6h 20m

Dallas/Fort Worth

Sat 9/26

10:38 am-5:51 pm

1 stop7h 13m

$384

DecaturDallas

DEC - DFW

DECDFW

Decatur Arpt

Wed 9/23

9:42 am-9:38 pm

2 stops11h 56m

Dallas/Fort Worth

Sat 9/26

10:38 am-5:51 pm

1 stop7h 13m

$394

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dallas from

How to get the cheapest flight ticket from Illinois to Dallas/Fort Worth Airport

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 Dallas/Fort Worth Airport?

The cheapest month to fly to Dallas/Fort Worth Airport from Illinois is in October. Flight prices, which tend to average around $166, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in October, then September is your next best option. Flight prices from Illinois to Dallas/Fort Worth Airport during September average around $193.

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Illinois is on a Friday. momondo users have found tickets for Friday departures for as low as $241. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Dallas/Fort Worth Airport for around $476.

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Flying to Dallas/Fort Worth Airport from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $266 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $337 on average. Flights to Dallas/Fort Worth Airport 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 Dallas/Fort Worth flight route?

Fly from Chicago Midway to Dallas/Fort Worth for the best Illinois - Dallas/Fort Worth flight prices

How far in advance should I book a flight from Illinois to Dallas/Fort Worth Airport?

You are more likely to see cheaper flights to Dallas/Fort Worth Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $252 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from Illinois for as low as $187 on momondo.

Can stopping save me money on Illinois to Dallas/Fort Worth Airport flights?

No. A direct flight is the cheapest option for a flight between Illinois to Dallas/Fort Worth Airport.

Cheap Illinois to Dallas/Fort Worth Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Dallas/Fort Worth Airport

Best Price Found

$62

Fastest flight time

1h 35m

Direct flights

Every day
The best one-way flight to Dallas/Fort Worth Airport from Illinois in the past 72 hours is $62. The best round-trip flight deal from Illinois to Dallas/Fort Worth Airport found on momondo in the last 72 hours is $116.
The fastest flight from Illinois to Dallas/Fort Worth Airport takes 1h 35m
Direct flights go from Illinois to Dallas/Fort Worth Airport every day.

Frequently asked questions about flying from Illinois to Dallas/Fort Worth Airport

  • When did momondo last update prices for flights from Illinois to Dallas/Fort Worth Airport?

    Prices for flights from Illinois to Dallas/Fort Worth Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Dallas/Fort Worth Airport?

  • How old do you have to be to fly from Illinois to Dallas/Fort Worth Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Dallas/Fort Worth Airport.

  • What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

    The required travel and health documents for your Dallas/Fort Worth Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dallas/Fort Worth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Illinois to Dallas/Fort Worth Airport?

Best airlines flying from Illinois to Dallas/Fort Worth Airport

Compare and see reviews for airlines that fly from Illinois to Dallas/Fort Worth Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $63Free CancellationRating
5.6
2,950 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $71Free CancellationRating
6.2
8,624 reviews
Search Spirit Airlines flights
DeltaPriceFrom $112Free CancellationRating
7.9
8,454 reviews
Search Delta flights
SouthwestPriceFrom $138Free CancellationRating
8.0
4,294 reviews
Search Southwest flights
American AirlinesPriceFrom $160Free CancellationRating
7.1
11,661 reviews
Search American Airlines flights
ContourPriceFrom $164Free CancellationRating
7.7
41 reviews
Search Contour flights
United AirlinesPriceFrom $174Free CancellationRating
7.4
9,729 reviews
Search United Airlines flights

Traveling to a place near Dallas?

Book flights to Dallas if you plan to visit one of these locations
Fort Worth
Arlington
Plano
Frisco
Grapevine
Irving
Denton
Thackerville
Grand Prairie
McKinney
Garland
Durant
Richardson
Lewisville
Addison
Rockwall
Allen
Mansfield
Burleson
Sherman

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Dallas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dallas from Illinois.

Can I find flights from Illinois to Dallas with flexible booking policies on momondo?

Yes. All flights to Dallas from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Dallas?

momondo provides multiple filters to help you find the best flight to Dallas from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Illinois to Dallas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Dallas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Mon 6/15
Mon 6/22

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