Cheap flights from Illinois to Madrid from $330

The month of February is, on average, the cheapest month to fly to Madrid from Illinois, with most prices found around $551. If you don’t want to visit Madrid in February, then you should wait until January to fly from Illinois, when ticket prices are also cheap, with an average price of $598.

The cheapest day to depart on your flight to Madrid is on a Wednesday when prices can be found for as low as $831. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Madrid on Saturday is $962.

Flying to Madrid from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $885 when looking at flights departing in the afternoon. Flights to Madrid are more costly in the evening, with an average ticket price of $922. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Chicago O'Hare Intl to Madrid Barajas for the best Illinois - Madrid Barajas flight prices

You are more likely to see cheaper flights to Madrid from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around $785 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from Illinois for as low as $630 on momondo.

There are 3 cabin classes available to choose from on Illinois to Madrid flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, KLM, and United Airlines are the most popular carriers operating from Illinois to Madrid Barajas

Iberia, American Airlines and TAP AIR PORTUGAL are the top three most popular airlines that fly to Madrid from Illinois according to our data. Iberia is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Madrid. Keep in mind that there are 15 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 10 flights per day flying from Illinois to Madrid. The most common time of day flights depart is 4:00PM, with 60% of flights taking off in the afternoon.

As of September 2026, there are 70 flights per week flying from Illinois to Madrid. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.