Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Miami to Chicago from $42

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to Chicago departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Miami to Chicago

Cheap round-trip flights

Spirit Airlines Logo
7:00 am - 9:22 amMIA-ORD
3h 22mnonstop
Spirit Airlines Logo
10:27 am - 2:49 pmORD-MIA
3h 22mnonstop
$87Spirit Airlines
Find Deal
Wed, Aug 20 - Sat, Aug 23
Spirit Airlines Logo
7:00 am - 9:22 amMIA-ORD
3h 22mnonstop
Spirit Airlines Logo
10:27 am - 2:49 pmORD-MIA
3h 22mnonstop
$92Spirit Airlines
Find Deal
Wed, Aug 20 - Wed, Aug 27
Spirit Airlines Logo
7:00 am - 9:22 amMIA-ORD
3h 22mnonstop
Spirit Airlines Logo
10:27 am - 2:49 pmORD-MIA
3h 22mnonstop
$96Spirit Airlines
Find Deal
Wed, Aug 20 - Sat, Aug 23
Spirit Airlines Logo
7:00 am - 9:18 amMIA-ORD
3h 18mnonstop
Spirit Airlines Logo
10:27 am - 2:39 pmORD-MIA
3h 12mnonstop
$97Spirit Airlines
Find Deal
Sat, Sep 6 - Mon, Sep 8
Spirit Airlines Logo
7:00 am - 9:18 amMIA-ORD
3h 18mnonstop
Spirit Airlines Logo
10:27 am - 2:39 pmORD-MIA
3h 12mnonstop
$98Spirit Airlines
Find Deal
Sat, Sep 20 - Tue, Sep 23
Spirit Airlines Logo
7:00 am - 9:18 amMIA-ORD
3h 18mnonstop
Spirit Airlines Logo
10:27 am - 2:39 pmORD-MIA
3h 12mnonstop
$99Spirit Airlines
Find Deal
Wed, Sep 10 - Mon, Sep 29
Spirit Airlines Logo
7:00 am - 9:22 amMIA-ORD
3h 22mnonstop
Spirit Airlines Logo
10:27 am - 2:49 pmORD-MIA
3h 22mnonstop
$101Spirit Airlines
Find Deal
Tue, Aug 19 - Thu, Aug 21
Spirit Airlines Logo
7:00 am - 9:22 amMIA-ORD
3h 22mnonstop
Spirit Airlines Logo
10:27 am - 2:49 pmORD-MIA
3h 22mnonstop
$105Spirit Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
Spirit Airlines Logo
7:00 am - 9:18 amMIA-ORD
3h 18mnonstop
Spirit Airlines Logo
10:27 am - 2:39 pmORD-MIA
3h 12mnonstop
$106Spirit Airlines
Find Deal
Wed, Oct 22 - Sun, Oct 26
American Airlines Logo
6:20 am - 8:40 amMIA-ORD
3h 20mnonstop
American Airlines Logo
10:25 am - 2:29 pmORD-MIA
3h 04mnonstop
$138American Airlines
Find Deal
Sat, Sep 6 - Mon, Sep 8

Spirit Airlines flights from Miami to Chicago O'Hare Intl Airport

Our best Spirit Airlines deals on Miami to Chicago O'Hare Intl Airport flight tickets
Spirit Airlines
Aug 20
MIA7:00 amMiami
3h 22m
ORD9:22 amChicago O'Hare Intl
Aug 23
ORD10:27 amChicago O'Hare Intl
3h 22m
MIA2:49 pmMiami
$87
Find similar
Spirit Airlines
Aug 20
MIA7:00 amMiami
3h 22m
ORD9:22 amChicago O'Hare Intl
Aug 27
ORD10:27 amChicago O'Hare Intl
3h 22m
MIA2:49 pmMiami
$92
Find similar
Spirit Airlines
Aug 20
MIA7:00 amMiami
3h 22m
ORD9:22 amChicago O'Hare Intl
Aug 23
ORD10:27 amChicago O'Hare Intl
3h 22m
MIA2:49 pmMiami
$96
Find similar

Frontier flights from Miami to Chicago O'Hare Intl Airport

Our best Frontier deals on Miami to Chicago O'Hare Intl Airport flight tickets
Frontier
Aug 12
MIA6:00 amMiami
19h 32m
1 stop
ORD12:32 amChicago O'Hare Intl
Aug 16
ORD7:00 amChicago O'Hare Intl
22h 30m
1 stop
MIA6:30 amMiami
$194
Find similar
Frontier
Aug 6
MIA6:00 amMiami
19h 32m
1 stop
ORD12:32 amChicago O'Hare Intl
Aug 9
ORD5:01 amChicago O'Hare Intl
5h 19m
1 stop
MIA11:20 amMiami
$196
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Miami to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Miami to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiChicago

MIA - ORD

MIAORD

Miami

Wed 8/20

7:00 am-9:22 am

Nonstop3h 22m

Chicago O'Hare Intl

Sat 8/23

10:27 am-2:49 pm

Nonstop3h 22m

$87

MiamiChicago

MIA - ORD

MIAORD

Miami

Wed 8/20

7:00 am-9:22 am

Nonstop3h 22m

Chicago O'Hare Intl

Wed 8/27

10:27 am-2:49 pm

Nonstop3h 22m

$92

MiamiChicago

MIA - ORD

MIAORD

Miami

Wed 8/20

7:00 am-9:22 am

Nonstop3h 22m

Chicago O'Hare Intl

Sat 8/23

10:27 am-2:49 pm

Nonstop3h 22m

$96

MiamiChicago

MIA - ORD

MIAORD

Miami

Sat 9/6

7:00 am-9:18 am

Nonstop3h 18m

Chicago O'Hare Intl

Mon 9/8

10:27 am-2:39 pm

Nonstop3h 12m

$97

MiamiChicago

MIA - ORD

MIAORD

Miami

Sat 9/20

7:00 am-9:18 am

Nonstop3h 18m

Chicago O'Hare Intl

Tue 9/23

10:27 am-2:39 pm

Nonstop3h 12m

$98

MiamiChicago

MIA - ORD

MIAORD

Miami

Wed 9/10

7:00 am-9:18 am

Nonstop3h 18m

Chicago O'Hare Intl

Mon 9/29

10:27 am-2:39 pm

Nonstop3h 12m

$99

MiamiChicago

MIA - ORD

MIAORD

Miami

Tue 8/19

7:00 am-9:22 am

Nonstop3h 22m

Chicago O'Hare Intl

Thu 8/21

10:27 am-2:49 pm

Nonstop3h 22m

$101

MiamiChicago

MIA - ORD

MIAORD

Miami

Sat 8/16

7:00 am-9:22 am

Nonstop3h 22m

Chicago O'Hare Intl

Sat 8/23

10:27 am-2:49 pm

Nonstop3h 22m

$105

MiamiChicago

MIA - ORD

MIAORD

Miami

Wed 10/22

7:00 am-9:18 am

Nonstop3h 18m

Chicago O'Hare Intl

Sun 10/26

10:27 am-2:39 pm

Nonstop3h 12m

$106

MiamiChicago

MIA - ORD

MIAORD

Miami

Sat 9/6

6:20 am-8:40 am

Nonstop3h 20m

Chicago O'Hare Intl

Mon 9/8

10:25 am-2:29 pm

Nonstop3h 04m

$138

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

How to get the cheapest flight ticket from Miami to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Miami averaging around $217.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $303. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Miami because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $447.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Miami in the evening is the least expensive time of day to depart. momondo users have found prices as low as $278 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $368. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Miami to Chicago O'Hare Intl flight route?

Fly from Miami to Chicago O'Hare Intl for the best Miami - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $247 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Miami for as low as $211 on momondo.

What cabin class options are available on Miami to Chicago O'Hare Intl flights?

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

How have Miami to Chicago O'Hare Intl Airport flight prices changed over time?

As of July 2025, prices for Miami to Chicago O'Hare Intl Airport flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Miami to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Miami to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Miami to Chicago O'Hare Intl Airport (MIA to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Miami to Chicago O'Hare Intl Airport

Best Price Found

$42

Fastest flight time

3h 15m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Miami in the past 72 hours is $42. The best round-trip flight deal from Miami to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $87.
The fastest flight from Miami to Chicago O'Hare Intl Airport takes 3h 15m
Direct flights go from Miami to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Miami to Chicago O'Hare Intl by plane?

    Chicago O'Hare Intl is 1201.9 mi away from Miami. Flights usually cover this in 3h 18m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Miami Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Miami Airport to Chicago O'Hare Intl Airport refresh daily.

  • How many operators does momondo search for flights from Miami Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Miami Airport to Chicago O'Hare Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Miami Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Miami to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Miami to Chicago O'Hare Intl Airport?

Best airlines flying from Miami to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Miami to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $86Free CancellationRating
6.3
8,048 reviews
Search Spirit Airlines flights
FrontierPriceFrom $116Free CancellationRating
5.9
3,237 reviews
Search Frontier flights
American AirlinesPriceFrom $165Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $193Free CancellationRating
7.4
8,896 reviews
Search United Airlines flights

  • United Airlines Flights From Miami to Chicago O'Hare Intl Airport

    United Airlines flight deals from Miami to Chicago O'Hare Intl Airport start from $193 round-trip. Over the 6 United Airlines flights for this route in a normal week, average airfare is usually $349 round-trip - but some users have found much cheaper deals with momondo.

  • American Airlines Flights From Miami to Chicago O'Hare Intl Airport

    Another popular option for Miami to Chicago O'Hare Intl Airport flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from Miami to Chicago O'Hare Intl Airport around 15 times per week, with deals starting from $165 round-trip and rising to an average price of around $292.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
Schaumburg
South Haven
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Hammond
Tinley Park
Elgin
Orland Park
Aurora
Janesville
Benton Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Miami to Chicago?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Miami.

Can I find flights from Miami to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from Miami on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Miami to Chicago?

momondo helps you find the best flight between Miami and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Miami to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Miami are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 8/4
Mon 8/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago