Question 1

What cabin class options are available on Phoenix to Chicago flights?

Accepted Answer

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

Question 2

What airlines fly to Chicago?

Accepted Answer

American Airlines, Frontier and United Airlines are the top three most popular airlines that fly to Chicago from Phoenix according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 7 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

Question 3

What is the most punctual flight time for Phoenix to Chicago flights?

Accepted Answer

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

Question 4

What is the cheapest time of day to depart on your flight to Chicago?

Accepted Answer

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Phoenix to Chicago during this time can be as low as $302. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $469.

Question 5

Which airline has the best punctuality record on Phoenix to Chicago flights?

Accepted Answer

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

Question 6

How many flights depart from Phoenix to Chicago on average per week?

Accepted Answer

The number of flights available between Phoenix and Chicago is 312 per week as of December 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.

Question 7

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Friday 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.

Question 8

What is the cheapest month to fly to Chicago?

Accepted Answer

The month of February is, on average, the cheapest month to fly to Chicago from Phoenix, with most prices found around $210. If you’re not able to fly to Chicago in February, then January is your next best option. Flight prices from Phoenix to Chicago during January average around $217.

Question 9

What is the cheapest day to depart on your flight to Chicago?

Accepted Answer

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $347. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix to Chicago for around $541.

Question 10

What is the cheapest airline that flies from Phoenix to Chicago?

Accepted Answer

United Airlines, American Airlines, and Southwest are the most popular carriers operating from Phoenix to Chicago

Question 11

How far in advance should I book a flight to Chicago?

Accepted Answer

You are more likely to see cheaper flights to Chicago from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $281 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Phoenix for as low as $238 on momondo.

Question 12

What is the cheapest Phoenix to Chicago flight route?

Accepted Answer

Fly from Phoenix Sky Harbor Intl to Chicago O'Hare Intl for the best Phoenix - Chicago flight prices

Question 13

How many flights depart from Phoenix to Chicago on average per day?

Accepted Answer

The number of flights available between Phoenix and Chicago is 44 per day as of December 2025. The most frequent departure time is 9:00AM, with 41% of daily flights leaving at noon.

Question 14

How often are flights from Phoenix to Chicago delayed?

Accepted Answer

Historically, on average around 9% of flights between Phoenix and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 160 minutes.

Question 15

Which airlines fly direct from Phoenix to Chicago?

Accepted Answer

Many airlines offer daily flights from Phoenix to O'Hare International Airport (ORD), including American Airlines, Frontier, Allegiant Air, and Spirit Airlines. These airlines all offer direct flights, which means that passengers do not need to make any stops or layovers en route. If you are willing to consider flights with layovers, Frontier and Spirit Airlines have one-stop flight options with a layover time of between 3-5 hours. Frontier Airlines and Spirit Airline have Phoenix Sky Harbor International Airport (PHX) as the departure airport and Allegiant Airlines has Phoenix-Mesa Gateway Airport (AZA) as the departure airport. The arrival airport for Frontier and Multiple Airlines is Midway International Airport (MDW). Spirit Airlines lists Phoenix Sky Harbor International Airport as the departure airport while Allegiant Airlines lists Chicago Greater Rockford (RFD) as the arrival airport.

What is the best way to get in and out of airports in Phoenix and Chicago?

To travel from Downtown Phoenix to Phoenix Sky Harbor International Airport (PHX), you can use the Valley Metro Rail, which is a light rail system that services the Phoenix metro area. You can take the light rail from any station in downtown Phoenix to the 44th Street/Washington station, where you can transfer to the PHX Sky Train, a free airport shuttle that will take you directly to the airport terminals. Alternatively, you can take a taxi, ride-sharing service, or rental car to drive to the airport, which will take approximately 15-20 minutes depending on traffic. There are several train services that serve O'Hare International Airport (ORD). One train service that operates 24/7 is the CTA Blue Line, which runs between downtown Chicago and ORD. The journey takes approximately 40-45 minutes. Another train service that services ORD is the Metra North Central Service, operating Monday to Friday, connecting to other cities in the suburbs north of Chicago. For Phoenix-Mesa Gateway Airport  (AZA), Mesa's Valley Metro Bus can be used to and from the airport. In the case of Midway International Airport (MDW), the CTA Orange Line has a station right at the airport station, and for Chicago Greater Rockford Airport (RFD), the Rockford Mass Transit provides buses to and from the airport.

What are the benefits of the different airports in Phoenix and Chicago?

Most travelers flying from Phoenix would depart from Phoenix Sky Harbor International Airport (PHX) which is the main commercial airport serving the Phoenix metropolitan area. It is located close to downtown Phoenix and offers a variety of flights and services from the region. There are three other airports in Phoenix: Phoenix-Mesa Gateway Airport (AZA), Phoenix Goodyear Airport (GYR), and Phoenix Deer Valley Airport (DVT). These airports have less congestion as traffic is lower. Chicago has three airports, O'Hare International Airport (ORD), Chicago Greater Rockford (RFD), and Midway International Airport (MDW). ORD is one of the largest airports in the world, serving as a hub for several major airlines and offering a wide variety of flights and destinations. MDW, on the other hand, is a smaller airport that offers less congestion and shorter wait times compared to ORD. It is located closer to downtown Chicago, making it more convenient for travelers heading to the city center. On the other hand, RFD offers several low-cost carriers, which can provide more affordable flight options for budget-conscious travelers.

Which cities can you get to from O'Hare International Airport?

The best means of transportation generally depends on the specific destination, budget, and travel preferences. Some popular destinations from O'Hare Airport (ORD) include downtown Chicago, Milwaukee, Madison, and St. Louis. For a trip to downtown Chicago, the Chicago Transit Authority's (CTA) Blue Line provides direct service from O'Hare to the Loop. Alternatively, the Metra North Central Service provides a commuter rail service from O'Hare to downtown Chicago's Union Station. For travel to Milwaukee, Amtrak's Hiawatha Service is a popular choice, providing regular service from downtown Chicago to Milwaukee with a station located at O'Hare Airport. If you prefer to take a bus, the Coach USA service departs daily from downtown Chicago to Milwaukee.

Question 16

When did momondo last update prices for flights from Phoenix to Chicago?

Accepted Answer

Prices for flights from Phoenix to Chicago were last updated today.

Question 17

How many operators does momondo search for flights from Phoenix to Chicago?

Accepted Answer

There are 7 operators available for flights from Phoenix to Chicago as of December 2025.

Question 18

How old do you have to be to fly from Phoenix to Chicago?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix to Chicago.

Question 19

What documentation or ID do you need to fly to Chicago?

Accepted Answer

The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Fastest flight time	3h 00m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Chicago	1 airport

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $79	Free Cancellation	Rating 6.3 8,159 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $86	Free Cancellation	Rating 5.8 3,092 reviews	Search Frontier flights
Allegiant Air	PriceFrom $131	Free Cancellation	Rating 7.2 698 reviews	Search Allegiant Air flights
United Airlines	PriceFrom $149	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
Delta	PriceFrom $162	Free Cancellation	Rating 7.9 8,009 reviews	Search Delta flights
American Airlines	PriceFrom $198	Free Cancellation	Rating 7.2 11,044 reviews	Search American Airlines flights
Southwest	PriceFrom $200	Free Cancellation	Rating 8.0 4,252 reviews	Search Southwest flights

Cheap flights from Phoenix to Chicago from $56

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What is the cheapest month to fly to Chicago?

The month of February is, on average, the cheapest month to fly to Chicago from Phoenix, with most prices found around $210. If you’re not able to fly to Chicago in February, then January is your next best option. Flight prices from Phoenix to Chicago during January average around $217.

What is the cheapest day to depart on your flight to Chicago?

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Phoenix to Chicago during this time can be as low as $302. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $469.

What is the cheapest Phoenix to Chicago flight route?

Fly from Phoenix Sky Harbor Intl to Chicago O'Hare Intl for the best Phoenix - Chicago flight prices

How far in advance should I book a flight to Chicago?

What cabin class options are available on Phoenix to Chicago flights?

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

What is the cheapest airline that flies from Phoenix to Chicago?

United Airlines, American Airlines, and Southwest are the most popular carriers operating from Phoenix to Chicago

What airlines fly to Chicago?

How often are flights from Phoenix to Chicago delayed?

Historically, on average around 9% of flights between Phoenix and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 160 minutes.

What is the most punctual flight time for Phoenix to Chicago flights?

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

What day of the week experiences the fewest flight delays on this route?

Friday 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.

Which airline has the best punctuality record on Phoenix to Chicago flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

How many flights depart from Phoenix to Chicago on average per day?

The number of flights available between Phoenix and Chicago is 44 per day as of December 2025. The most frequent departure time is 9:00AM, with 41% of daily flights leaving at noon.

How many flights depart from Phoenix to Chicago on average per week?

The number of flights available between Phoenix and Chicago is 312 per week as of December 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.

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What documentation or ID do you need to fly to Chicago?

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