Cheap flights from Dallas to Chicago from $103

The month of December is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Dallas averaging around $212.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $328. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Dallas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $585.

Flying to Chicago O'Hare Intl Airport from Dallas in the evening is the least expensive time of day to depart. momondo users have found prices as low as $274 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $603. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Dallas/Fort Worth to Chicago O'Hare Intl for the best Dallas - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $268 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Dallas for as low as $197 on momondo.

There are 4 cabin classes available to choose from on Dallas to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta and Frontier are the most popular carriers operating from Dallas to Chicago O'Hare Intl

Frontier, American Airlines and United Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Dallas according to our data. Frontier is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 7 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Dallas and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

As of August 2026, there are 52 flights per day flying from Dallas to Chicago O'Hare Intl Airport. The most common time of day flights depart is 1:00PM, with 44% of flights taking off in the afternoon.

368 flights are operational weekly from Dallas to Chicago O'Hare Intl Airport as of August 2026. The most popular departure day for this route is Mon, with 23% of flights per week taking off on this day.