HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$90+ Cheap flights from Mesa, AZ to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — CHI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Mesa to Chicago with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Mesa to Chicago are usually found in September or October, booked 32 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Mesa to Chicago

Keep the following information in mind while searching for Mesa to Chicago flight deals. Data was last updated April 29, 2025.

Round-trip from

$175
(Orbitz)

One-way from

$90
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$253
From Mesa to Chicago (CHI)
Search Deals
One-way flight from Mesa to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Mesa to Chicago

Cheapest flights from Mesa to Chicago
Explore the most affordable flight options available from Mesa to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Orbitz deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/306:15 pmPHX - ORD
Nonstop3h 26mMultiple Airlines
Sun 6/19:02 pmORD - PHX
1 stop13h 11mMultiple Airlines
Deal found 4/28$175
This Cheapflightsfares deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/306:15 pmPHX - ORD
Nonstop3h 26mFrontier
Mon 6/23:18 pmORD - PHX
Nonstop4h 02mFrontier
Deal found 4/27$176
This Frontier deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:00 amPHX - MDW
1 stop7h 00mFrontier
Sun 5/258:36 pmMDW - PHX
Nonstop3h 55mFrontier
Deal found 4/29$176
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/299:19 amPHX - ORD
3 stops32h 49mSpirit Airlines
Sun 6/89:02 pmORD - PHX
1 stop13h 11mSpirit Airlines
Deal found 4/28$212
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:35 amPHX - ORD
1 stop6h 58mAmerican Airlines
Wed 5/286:50 pmORD - PHX
Nonstop4h 02mAmerican Airlines
Deal found 4/27$214
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/217:00 amPHX - ORD
Nonstop3h 31mUnited Airlines
Sun 5/255:02 amORD - PHX
1 stop5h 39mUnited Airlines
Deal found 4/29$226
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/255:15 amPHX - MDW
Nonstop3h 20mSouthwest
Tue 7/295:55 amMDW - PHX
Nonstop3h 40mSouthwest
Deal found 4/29$242
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/317:00 amPHX - ORD
1 stop14h 56mAlaska Airlines
Tue 6/36:00 amORD - PHX
1 stop10h 47mAlaska Airlines
Deal found 4/29$246
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/106:00 amPHX - ORD
1 stop8h 18mDelta
Sat 6/146:00 amORD - PHX
1 stop6h 27mDelta
Deal found 4/28$249
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1011:59 pmPHX - MDW
1 stop7h 42mDelta
Wed 6/1810:26 amMDW - PHX
1 stop9h 23mDelta
Deal found 4/29$249
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/89:19 amPHX - RFD
1 stop9h 27mMultiple Airlines
Sun 5/119:36 pmRFD - PHX
1 stop12h 37mMultiple Airlines
Deal found 4/29$260
This Hawaiian Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/122:16 pmPHX - ORD
1 stop7h 23mHawaiian Airlines
Tue 8/193:09 pmORD - PHX
1 stop10h 45mHawaiian Airlines
Deal found 4/27$296

Cheapflights Fare Finder

Customize your flight search to find flights from Mesa to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Mesa to Chicago that are best for you.

Fly from

Mesa

Fly to

Chicago

Route

Depart

Return

Price

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Fri 5/30

6:15 pm-11:41 pm

Nonstop3h 26m

Chicago O'Hare Intl

Sun 6/1

9:02 pm-8:13 am

1 stop13h 11m

$175

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Fri 5/30

6:15 pm-11:41 pm

Nonstop3h 26m

Chicago O'Hare Intl

Mon 6/9

3:18 pm-5:20 pm

Nonstop4h 02m

$176

PhoenixChicago

PHX - MDW

PHXMDW

Phoenix Sky Harbor Intl

Sun 5/25

6:00 am-3:00 pm

1 stop7h 00m

Chicago Midway

Sun 5/25

8:36 pm-10:31 pm

Nonstop3h 55m

$176

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Thu 5/29

9:19 am-8:08 pm

3 stops32h 49m

Chicago O'Hare Intl

Sun 6/8

9:02 pm-8:13 am

1 stop13h 11m

$212

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Wed 5/28

8:35 am-5:33 pm

1 stop6h 58m

Chicago O'Hare Intl

Wed 5/28

6:50 pm-8:52 pm

Nonstop4h 02m

$214

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Wed 5/21

7:00 am-12:31 pm

Nonstop3h 31m

Chicago O'Hare Intl

Sun 5/25

5:02 am-8:41 am

1 stop5h 39m

$226

PhoenixChicago

PHX - MDW

PHXMDW

Phoenix Sky Harbor Intl

Fri 7/25

5:15 am-10:35 am

Nonstop3h 20m

Chicago Midway

Tue 7/29

5:55 am-7:35 am

Nonstop3h 40m

$242

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Sat 5/31

7:00 am-11:56 pm

1 stop14h 56m

Chicago O'Hare Intl

Tue 6/3

6:00 am-2:47 pm

1 stop10h 47m

$246

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

Tue 6/10

6:35 am-4:46 pm

1 stop8h 11m

Chicago O'Hare Intl

Tue 6/17

9:49 am-2:22 pm

1 stop6h 33m

$249

PhoenixChicago

PHX - MDW

PHXMDW

Phoenix Sky Harbor Intl

Tue 6/10

11:59 pm-9:41 am

1 stop7h 42m

Chicago Midway

Wed 6/18

10:26 am-5:49 pm

1 stop9h 23m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 28 results
1
2
3

Best time to book a flight from Mesa to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Mesa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Mesa to Chicago

How far ahead should I book a flight from Mesa to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Mesa to Chicago. Price data was last updated on April 25, 2025.

The price you pay for your flight from Mesa to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Mesa to Chicago?

Currently, August is the cheapest month in which you can book a flight from Mesa to Chicago (average of $245). Flying from Mesa to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MS9 to CHI?

Find hourly flight availability from Mesa to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Mesa to Chicago as you normally would.

What is the cheapest day to fly from Mesa to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Mesa to Chicago. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Mesa to Chicago flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Mesa to Chicago

Explore weekly flight availability from Mesa to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from MS9 to CHI are scheduled on a Tuesday (68 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated April 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Mesa to Chicago. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,406 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Mesa to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Mesa to Chicago one-way?

    One-way options have recently been found by users for as low as $90 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $95 and United Airlines from $100 one-way.

  • What are the most popular routes from Mesa to Chicago?

    The most popular route from Mesa to Chicago is Phoenix Sky Harbor Intl - Chicago O'Hare Intl. You may also consider Phoenix Sky Harbor Intl - Chicago Midway or Phoenix Sky Harbor Intl - Chicago Greater Rockford.

  • What are the most reliable airlines from Mesa to Chicago?

    The top 3 most reliable airlines when flying from Mesa to Chicago are Japan Airlines (97%), Brussels Airlines (95%) and Cathay Pacific (90%).

  • What are the cheapest flights from Mesa to Chicago?

    Looking at all options, your cheapest flight can be booked for $97. While the most popular route (Phoenix Sky Harbor Intl - Chicago O'Hare Intl) can be booked for $158 on average our data indicates $937 when flying from Mesa to Chicago.

  • Can I find deals for flights from Mesa to Chicago that include hotel bookings?

    Yes. In addition to deals on Mesa to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mesa to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mesa to Chicago.

  • Can I find deals for business class flights from Mesa to Chicago?

    Yes. Cheapflights offers flight deals from Mesa to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mesa to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Mesa to Chicago (average of $245). Flying from Mesa to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Mesa?

Book flights to Mesa if you plan to visit one of these locations
Merrillville
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Mesa to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to O'Hare Intl flights
Sky Harbor Intl to Midway flights
Las Vegas to O'Hare Intl flights
Tucson to O'Hare Intl flights
Sky Harbor Intl to St. Louis flights
Las Vegas to Midway flights
Las Vegas to St. Louis flights
Tucson to Midway flights
Phoenix-Mesa Gateway to Rockford flights
Tucson to St. Louis flights
Tucson to Moline flights
Sky Harbor Intl to Moline flights
Sky Harbor Intl to Peoria flights
Sky Harbor Intl to Rockford flights
Sky Harbor Intl to Evansville flights
Las Vegas to Rockford flights
Las Vegas to Moline flights
Las Vegas to Peoria flights
Flagstaff to O'Hare Intl flights
Sky Harbor Intl to Bloomington flights
Las Vegas to Decatur flights
Yuma to O'Hare Intl flights
Sky Harbor Intl to Decatur flights
Las Vegas to Bloomington flights
Sky Harbor Intl to Springfield flights
Las Vegas to Springfield flights
Tucson to Champaign flights
Tucson to Evansville flights
Sky Harbor Intl to Dubuque flights
Sky Harbor Intl to Champaign flights
Sky Harbor Intl to Paducah flights
Sky Harbor Intl to Burlington flights
Tucson to Bloomington flights
Las Vegas to Burlington flights
Flagstaff to Springfield flights
Flagstaff to Peoria flights

Top 7 airlines flying from Mesa to Chicago

Discover the top 7 airlines that operate flights from Mesa to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$64Average$191FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$81Average$203FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$139Average$241FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$163Average$284FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$168Average$307FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$189Average$372FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$314FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.