Cheap flights from Illinois to Guadalajara from $137

The cheapest month to fly to Guadalajara from Illinois is in February. Flight prices, which tend to average around $300, are often lower during this time because this is during the off-season. If you’re not able to fly to Guadalajara in February, then March is your next best option. Flight prices from Illinois to Guadalajara during March average around $322.

Our data shows that Monday is the least expensive day to fly to Guadalajara. Tickets to fly out on this day can be as low as $368. Flights from Illinois to Guadalajara on a Friday will generally be more expensive and average around $397. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Guadalajara from Illinois in the evening is the least expensive time of day to depart. momondo users have found prices as low as $386 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Guadalajara is in the afternoon when prices are around $499.

Fly from Chicago O'Hare Intl to Guadalajara Miguel Hidal for the best Illinois - Guadalajara Miguel Hidal flight prices

You are more likely to see cheaper flights to Guadalajara from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Guadalajara for around $375 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Guadalajara from Illinois for as low as $312 on momondo.

There are 4 cabin classes available to choose from on Illinois to Guadalajara flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Volaris, United Airlines, and Delta are the most popular carriers operating from Illinois to Guadalajara Miguel Hidal

Volaris, Viva and Aeromexico are the top three most popular airlines that fly to Guadalajara from Illinois according to our data. Volaris is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Guadalajara. Keep in mind that there are 7 different airlines that fly to Guadalajara on a routine basis, so you have a few additional options to choose from.

As of November 2026, 6 flights take off from Illinois and land in Guadalajara each day. The most common flight departure time for this route is 2:00AM, with 50% of daily flights taking off in the afternoon.

As of November 2026, 43 flights take off from Illinois and land in Guadalajara each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.