Cheap flights from Illinois to Wyoming from $60

The cheapest month to fly to Wyoming from Illinois is in April. Flight prices, which tend to average around $363, are often lower during this time because this is during the off-season. If you aren’t able to travel to Wyoming during the month of April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $385.

The cheapest day to depart from Illinois to Wyoming is on a Tuesday. Travelers who choose to depart for Wyoming on a Tuesday will often find tickets for as low as $409. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Wyoming for around $511.

Our most recent data shows that the best time of day to fly to Wyoming is at noon. Flights from Illinois to Wyoming during this time can be as low as $427. In the morning is when there is more demand to fly to Wyoming, so prices are often more expensive at around $483 per ticket.

Fly from Chicago O'Hare Intl to Jackson Hole for the best Illinois - Wyoming flight prices

You are more likely to see cheaper flights to Wyoming from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Wyoming for around $449 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Wyoming from Illinois for as low as $394 on momondo.

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

Southwest, United Airlines, and Delta are the most popular carriers operating from Illinois to Wyoming

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Wyoming from Illinois according to our data. American Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Wyoming. Keep in mind that there are 3 different airlines that fly to Wyoming on a routine basis, so you have a few additional options to choose from.

As of March 2026, there are 83 flights per day flying from Illinois to Wyoming. The most common time of day flights depart is 9:00AM, with 64% of flights taking off at noon.

As of March 2026, 581 flights take off from Illinois and land in Wyoming each week. The most common flight departure day for this route is Mon, with 22% of weekly flights taking off on this day.