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$61+ Cheap flights from Illinois to Miami (MIA)

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MIA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Illinois to Miami

Keep the following information in mind while searching for Illinois to Miami flight deals. Data was last updated September 17, 2025.

Round-trip from

$104
(Kiwi.com)

One-way from

$61
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$231

Good round-trip deal

$112 or less

Good one-way deal

$110 or less
From Illinois to Miami
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One-way flight from Illinois to Miami
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Highest demand for flights based on searches. 6% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Illinois to Miami.
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Price to beat on a one-way flight from Illinois to Miami.
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Find flight deals from Illinois to Miami

Cheapest flights from Illinois to Miami
Explore the most affordable flight options available from Illinois to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:27 amORD - MIA
Nonstop3h 02mSpirit Airlines
Sun 11/27:00 amMIA - ORD
Nonstop3h 22mSpirit Airlines
Deal found 9/16$104
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Mon 10/610:27 amORD - MIA
Nonstop3h 02mSpirit Airlines
Sat 10/116:00 amMIA - ORD
Nonstop3h 18mSpirit Airlines
Deal found 9/16$105
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Thu 10/910:27 amORD - MIA
Nonstop3h 02mSpirit Airlines
Sun 10/127:00 amMIA - ORD
Nonstop3h 22mSpirit Airlines
Deal found 9/15$107
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:35 pmORD - MIA
Nonstop3h 15mSpirit Airlines
Fri 12/1210:15 amMIA - ORD
Nonstop3h 15mSpirit Airlines
Deal found 9/15$108
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/81:35 pmORD - MIA
Nonstop3h 15mSpirit Airlines
Tue 12/910:15 amMIA - ORD
Nonstop3h 15mSpirit Airlines
Deal found 9/15$109
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:27 amORD - MIA
Nonstop3h 02mMultiple Airlines
Thu 10/94:49 pmMIA - ORD
1 stop9h 19mMultiple Airlines
Deal found 9/15$110
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Wed 10/110:27 amORD - MIA
Nonstop3h 12mSpirit Airlines
Sat 10/47:00 amMIA - ORD
Nonstop3h 18mSpirit Airlines
Deal found 9/16$112
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Thu 12/46:30 amMDW - MIA
Nonstop3h 17mFrontier
Sat 12/1311:42 amMIA - MDW
Nonstop3h 23mFrontier
Deal found 9/16$113
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/510:27 amORD - MIA
Nonstop3h 02mSpirit Airlines
Thu 10/167:00 amMIA - ORD
Nonstop3h 22mSpirit Airlines
Deal found 9/14$113
This Frontier deal was found by Cheapflights users on 9/15. 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.
Fri 10/2412:18 pmMDW - MIA
Nonstop3h 01mFrontier
Sat 10/2510:34 amMIA - MDW
1 stop7h 39mFrontier
Deal found 9/15$114
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:14 pmORD - MIA
1 stop9h 29mMultiple Airlines
Sat 10/186:00 amMIA - ORD
Nonstop3h 18mMultiple Airlines
Deal found 9/15$116
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Wed 10/110:27 amORD - MIA
Nonstop3h 12mSpirit Airlines
Thu 10/97:00 amMIA - ORD
Nonstop3h 22mSpirit Airlines
Deal found 9/15$117

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Miami 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 September 17, 2025.
Use the filters below to find and compare flights from Illinois to Miami that are best for you.

Fly from

Illinois

Fly to

Miami

Route

Depart

Return

Price

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Fri 10/3

10:27 am-2:39 pm

Nonstop3h 12m

Miami

Sun 10/5

7:00 am-9:22 am

Nonstop3h 22m

$148

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 10/22

6:00 am-2:17 pm

1 stop7h 17m

Miami

Wed 10/29

7:00 am-9:29 am

Nonstop3h 29m

$197

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 11/8

5:15 pm-12:29 am

1 stop6h 14m

Miami

Sat 11/15

8:05 am-1:51 pm

1 stop6h 46m

$197

ChicagoMiami

MDW - MIA

MDWMIA

Chicago Midway

Mon 2/2

10:35 am-6:57 pm

1 stop7h 22m

Miami

Tue 2/10

6:00 am-12:01 pm

1 stop7h 01m

$217

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 10/25

5:15 pm-12:29 am

1 stop6h 14m

Miami

Sat 11/1

6:00 am-9:15 am

1 stop4h 15m

$218

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 11/1

5:15 pm-12:29 am

1 stop6h 14m

Miami

Mon 11/10

7:25 pm-11:40 pm

1 stop5h 15m

$218

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sat 11/15

1:45 pm-9:40 pm

2 stops6h 55m

Miami

Sun 12/7

6:55 am-11:10 am

1 stop5h 15m

$222

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Fri 10/3

10:54 am-3:11 pm

Nonstop3h 17m

Miami

Tue 10/7

4:17 pm-6:47 pm

Nonstop3h 30m

$222

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Tue 11/11

6:00 am-1:02 pm

1 stop6h 02m

Miami

Thu 11/13

7:00 am-10:49 am

1 stop4h 49m

$223

ChicagoMiami

MDW - MIA

MDWMIA

Chicago Midway

Tue 1/6

9:50 am-4:10 pm

1 stop5h 20m

Miami

Sat 1/17

4:30 pm-6:45 pm

Nonstop3h 15m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Illinois 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 Illinois to Miami

What is the cheapest month to book a flight from Illinois to Miami?

Currently, September is the cheapest month in which you can book a flight from Illinois to Miami (average of $232). Flying from Illinois to Miami in March is currently the most expensive (average of $289). 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 IL to MIA?

Find hourly flight availability from Illinois to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Illinois to Miami, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Illinois to Miami

Explore weekly flight availability from Illinois to Miami. 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 September 17, 2025.

The most flights from USIL to MIA are scheduled on a Monday (41 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).

Related info for your journey

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

  • What airport do you fly into for flights to Miami from Illinois?

    If you book a flight to Miami from Illinois, you will be flying to Miami, which is the city’s only airport. Miami (MIA) is located 6.1 mi from the center of Miami.

  • How long is the flight from Illinois to Miami?

    Departing from Illinois to Miami will take you 3h 12m. The distance between Illinois and Miami is about 1198 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Miami one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $72. Southwest flights start at $80 while deals on Delta start at $99 one-way.

  • What are the most popular routes from Illinois to Miami?

    While some choose either Chicago Midway - Miami or Lambert-St Louis - Miami, Chicago O'Hare Intl - Miami is the most popular route from Illinois to Miami.

  • What are the most reliable airlines from Illinois to Miami?

    No one likes to see their flight delayed. When booking a flight from Illinois to Miami consider choosing Emirates (88%), United Airlines (86%) or Spirit Airlines (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Miami?

    Looking for the cheapest flight from Illinois to Miami? While on average our users pay $601, our data indicates the cheapest price to be $60. The most popular route (Chicago O'Hare Intl - Miami), is priced around $85.

  • Can I find deals for flights from Illinois to Miami that include hotel bookings?

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

  • How can I find direct flights from Illinois to Miami?

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

  • Can I find deals for business class flights from Illinois to Miami?

    Yes. Cheapflights offers flight deals from Illinois to Miami 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 Illinois to Miami?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Miami (average of $232). Flying from Illinois to Miami in March is currently the most expensive (average of $289). 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 Miami?

Book flights to Miami if you plan to visit one of these locations
Hollywood
Aventura
Coral Gables
Sunny Isles Beach
Marathon
Doral
Boynton Beach
Miami Springs
Hialeah
Palm Beach
Plantation
Pembroke Pines
Dania Beach
Riviera Beach
Sunrise
Miami Lakes
Miami Gardens
Palm Beach Gardens
Wilton Manors
Hallandale Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Miami

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Illinois to Miami

Discover the top 7 airlines that operate flights from Illinois to Miami. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$78Average$199FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$84Average$189FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$127Average$448FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$160Average$451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$176Average$409FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$176Average$215FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$189Average$346FlexibilityNo cancel feeOn-time63%

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