Cheap flights from Illinois to Dallas
ORD — DFW
Nov 11 — Nov 181
Round-trip
1 adult, Economy
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Keep the following information in mind while searching for Illinois to Dallas flight deals. Data was last updated October 12, 2026.
Popular in | September |
|---|---|
Cheapest in | December |
Average price | $319 |
Cheapflights Insights
Everything you need to know about your flight from Illinois to Dallas
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How far ahead should I book a flight from Illinois to Dallas?
To ensure you get the cheapest price possible for a flight from Illinois to Dallas, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Illinois to Dallas?
Currently, December is the cheapest month in which you can book a flight from Illinois to Dallas (average of $243). Flying from Illinois to Dallas in September is currently the most expensive (average of $454). 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 IL to DFW?
Find hourly flight availability from Illinois to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 12, 2026.
A simple way to save on the total cost of your ticket is to fly from Illinois to Dallas in the evening. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Illinois to Dallas?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Dallas. Price data was last updated on October 10, 2026.
Travelers seeking maximum savings on their Illinois to Dallas flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Dallas. 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 Illinois to Dallas
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Complete your trip
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Search flights from Illinois to Dallas by cabin class
Find flights from Illinois to Dallas, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Dallas flights
Browse other Illinois and Dallas flight options. Last updated on October 12, 2026.
Popular flight searches
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Illinois to Dallas flights
Consider these flights traveling from Illinois to Dallas.
Top 7 airlines flying from Illinois to Dallas
Discover the top 7 airlines that operate flights from Illinois to Dallas. 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 October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$196 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$104 | Average$353 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$122 | Average$323 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$163 | Average$469 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$164 | Average$228 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$290 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$545 | FlexibilityNo cancel fee | On-time69% |