Cheap flights from Dallas to Illinois
DFW — ORD
Oct 27 — Nov 31
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Keep the following information in mind while searching for Dallas to Illinois flight deals. Data was last updated September 27, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Popular in | September |
Cheapest in | January |
Average price | $317 |
Cheapflights Insights
Everything you need to know about your flight from Dallas to Illinois
Prices
Airlines
How far ahead should I book a flight from Dallas to Illinois?
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Dallas to Illinois?
Currently, January is the cheapest month in which you can book a flight from Dallas to Illinois (average of $198). Flying from Dallas to Illinois in June is currently the most expensive (average of $352). 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 DFW to IL?
Find hourly flight availability from Dallas 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 September 27, 2026.
It’s optimal to fly from Dallas to Illinois in the morning. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the afternoon.
What is the cheapest day to fly from Dallas to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Dallas to Illinois. Price data was last updated on September 26, 2026.
Travelers seeking maximum savings on their Dallas to Illinois flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons 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 September 27, 2026.
See what other customers who have flown with Southwest,Contour, andUnited Airlines from Dallas to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Dallas to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dallas to Illinois
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dallas to Illinois by cabin class
Find flights from Dallas to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dallas and Illinois flights
Browse other Dallas and Illinois flight options. Last updated on September 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dallas to Illinois flights
Consider these flights traveling from Dallas to Illinois.
Top 7 airlines flying from Dallas to Illinois
Discover the top 7 airlines that operate flights from Dallas 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 7,457,451 searches. Data last updated September 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$66 | Average$219 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$105 | Average$218 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$347 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$166 | Average$230 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$188 | Average$502 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$195 | Average$247 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$207 | Average$421 | FlexibilityNo cancel fee | On-time69% |