$78 Find Cheap Flights from Illinois to Arizona - Compare and Save

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Arizona.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Illinois to Arizona is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Illinois to Arizona with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Illinois to Arizona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Illinois and Arizona are connected by different airlines. The airlines that fly that route the most regularly are American Airlines (82 flights per week), Air Canada (55 flights per week), and United Airlines (52 flights per week).

There are 10 airports in Arizona. The busiest airport is Phoenix Sky Harbor Airport (PHX), with 85% of all flights arriving there.

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Arizona is Phoenix-Mesa Gateway Airport (AZA), with an average flight price of $99.

Based on KAYAK data, the cheapest day to fly to Arizona is Saturday where round-trip tickets can be as cheap as $297. On the other hand, the most expensive day to fly is Sunday, where round-trip prices are $359 on average.

The cheapest time of day to fly to Arizona is generally in the afternoon, when round-trip flights cost $313 on average. Morning departures are around 5% cheaper than evening flights, on average. The most expensive time of day to fly to Arizona is generally in the evening, which is peak travel time and where the average cost of a ticket is $338.

The cheapest ticket to Arizona from Illinois found in the last 5 days was to Phoenix-Mesa Gateway Airport, at $103 round-trip. The most popular route is Bloomington (BMI) to Phoenix-Mesa Gateway Airport (AZA) and the cheapest round-trip airline ticket found on this route in the last 5 days was $103.

The cheapest month for flights from Illinois to Arizona is September, when tickets cost $145 (return) on average. On the other hand, the most expensive months are June and March, when the average cost of round-trip tickets is $224 and $213 respectively.

To get a below average price on the flight from Illinois to Arizona, you should book around 4 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

From Illinois, there are direct flights to Arizona from 3 cities. The city with the most direct flights is Chicago, with 544 direct flights each week.

There are around 79 direct flights from within Illinois to Arizona every day. Most flights (42%) depart in the evening.

Each week there are around 550 direct flights from within Illinois to Arizona. The most common day for departures is Friday, with 15% of flights taking off on this day.

An average nonstop flight from Illinois to Arizona takes 6h 36m, covering a distance of 1386 miles. The shortest route is St. Louis (STL) to Phoenix Sky Harbor Intl Airport (PHX) with an average flight time of 3h 10m.

Each week, there are 66 medium-haul flights (3-6 hour flight duration) and 484 short-haul flights (up to 3 hour flight duration) to Arizona. There aren't any long-haul flights (6-12 hour flight duration).

Based on KAYAK flight searches, the most popular destination is Las Vegas (97% of total searches to Arizona). The next most popular destinations are Tucson (3%) and Flagstaff (0%). Searches for flights to Yuma (0%) are also popular.