What is the cheapest airline that flies from Miami to Chicago O'Hare Intl?

Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from Miami to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

American Airlines, Spirit Airlines and United Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Miami according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 6 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

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

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

How often are flights from Miami to Chicago delayed?

Historically, on average around 15% of flights between Miami and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 158 minutes.

How many flights depart from Miami to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Miami and Chicago O'Hare Intl Airport is 279 per week as of January 2026. The most frequent departure day is Wed, with 18% of weekly flights leaving on this day.

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

Tuesday 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.

How many flights depart from Miami to Chicago O'Hare Intl Airport on average per day?

The number of flights available between Miami and Chicago O'Hare Intl Airport is 39 per day as of January 2026. The most frequent departure time is 1:00PM, with 53% of daily flights leaving in the afternoon.

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

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

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?

The number of operators available for flights from Miami Airport to Chicago O'Hare Intl Airport is 4 as of January 2026.

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.

$62 Cheap Flights from Miami to Chicago O'Hare Intl Airport in 2026

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7:12 am - 9:39 am

MIA

ORD

3h 27mnonstop

7:23 pm - 11:39 pm

ORD

MIA

3h 16mnonstop

$72Spirit Airlines

Wed, Feb 25 - Thu, Feb 26

7:00 am - 9:38 am

MIA

ORD

3h 38mnonstop

7:23 pm - 11:39 pm

ORD

MIA

3h 16mnonstop

$73Multiple Airlines

Fri, Feb 27 - Sun, Mar 1

3:50 pm - 6:18 pm

MIA

ORD

3h 28mnonstop

7:23 pm - 11:39 pm

ORD

MIA

3h 16mnonstop

$74Spirit Airlines

Thu, Feb 19 - Sun, Feb 22

12:40 pm - 3:18 pm

MIA

ORD

3h 38mnonstop

7:23 pm - 11:39 pm

ORD

MIA

3h 16mnonstop

$78Multiple Airlines

Fri, Feb 20 - Sun, Feb 22

7:12 am - 9:39 am

MIA

ORD

3h 27mnonstop

9:18 am - 1:36 pm

ORD

MIA

3h 18mnonstop

$81Spirit Airlines

Sat, Feb 14 - Mon, Feb 16

7:12 am - 9:39 am

MIA

ORD

3h 27mnonstop

11:48 am - 4:03 pm

ORD

MIA

3h 15mnonstop

$82Multiple Airlines

Wed, Feb 25 - Sat, Feb 28

7:12 am - 9:39 am

MIA

ORD

3h 27mnonstop

7:23 pm - 11:39 pm

ORD

MIA

3h 16mnonstop

$84Spirit Airlines

Tue, Feb 24 - Sun, Mar 1

7:00 am - 9:38 am

MIA

ORD

3h 38mnonstop

11:48 am - 4:03 pm

ORD

MIA

3h 15mnonstop

$85Frontier

Fri, Feb 27 - Sat, Feb 28

7:12 am - 9:39 am

MIA

ORD

3h 27mnonstop

11:48 am - 4:03 pm

ORD

MIA

3h 15mnonstop

$86Multiple Airlines

Thu, Feb 26 - Sat, Feb 28

7:12 am - 9:39 am

MIA

ORD

3h 27mnonstop

7:23 pm - 11:39 pm

ORD

MIA

3h 16mnonstop

$87Spirit Airlines

Sat, Feb 21 - Sun, Feb 22

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

Feb 25

MIA7:12 amMiami

3h 27m

ORD9:39 amChicago O'Hare Intl

Feb 26

ORD7:23 pmChicago O'Hare Intl

3h 16m

MIA11:39 pmMiami

$72

Spirit Airlines

Feb 19

MIA3:50 pmMiami

3h 28m

ORD6:18 pmChicago O'Hare Intl

Feb 22

ORD7:23 pmChicago O'Hare Intl

3h 16m

MIA11:39 pmMiami

$74

Spirit Airlines

Feb 14

MIA7:12 amMiami

3h 27m

ORD9:39 amChicago O'Hare Intl

Feb 16

ORD9:18 amChicago O'Hare Intl

3h 18m

MIA1:36 pmMiami

$81

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

Feb 27

MIA7:00 amMiami

3h 38m

ORD9:38 amChicago O'Hare Intl

Feb 28

ORD11:48 amChicago O'Hare Intl

3h 15m

MIA4:03 pmMiami

$85

Frontier

Feb 28

MIA8:00 amMiami

3h 38m

ORD10:38 amChicago O'Hare Intl

Mar 7

ORD4:44 pmChicago O'Hare Intl

7h 03m

1 stop

MIA12:47 amMiami

$89

Frontier

Feb 27

MIA7:00 amMiami

3h 38m

ORD9:38 amChicago O'Hare Intl

Feb 28

ORD4:42 pmChicago O'Hare Intl

7h 00m

1 stop

MIA12:42 amMiami

$96

momondo Fare Finder

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 2/25

7:12 am-9:39 am

Nonstop3h 27m

Chicago O'Hare Intl

Thu 2/26

7:23 pm-11:39 pm

Nonstop3h 16m

$72

MiamiChicago

MIA - ORD

MIAORD

Miami

Fri 2/27

7:00 am-9:38 am

Nonstop3h 38m

Chicago O'Hare Intl

Sun 3/1

7:23 pm-11:39 pm

Nonstop3h 16m

$73

MiamiChicago

MIA - ORD

MIAORD

Miami

Thu 2/19

3:50 pm-6:18 pm

Nonstop3h 28m

Chicago O'Hare Intl

Sun 2/22

7:23 pm-11:39 pm

Nonstop3h 16m

$74

MiamiChicago

MIA - ORD

MIAORD

Miami

Fri 2/20

12:40 pm-3:18 pm

Nonstop3h 38m

Chicago O'Hare Intl

Sun 2/22

7:23 pm-11:39 pm

Nonstop3h 16m

$78

MiamiChicago

MIA - ORD

MIAORD

Miami

Sat 2/14

7:12 am-9:39 am

Nonstop3h 27m

Chicago O'Hare Intl

Mon 2/16

9:18 am-1:36 pm

Nonstop3h 18m

$81

MiamiChicago

MIA - ORD

MIAORD

Miami

Wed 2/25

7:12 am-9:39 am

Nonstop3h 27m

Chicago O'Hare Intl

Sat 2/28

11:48 am-4:03 pm

Nonstop3h 15m

$82

MiamiChicago

MIA - ORD

MIAORD

Miami

Tue 2/24

7:12 am-9:39 am

Nonstop3h 27m

Chicago O'Hare Intl

Sun 3/1

7:23 pm-11:39 pm

Nonstop3h 16m

$84

MiamiChicago

MIA - ORD

MIAORD

Miami

Fri 2/27

7:00 am-9:38 am

Nonstop3h 38m

Chicago O'Hare Intl

Sat 2/28

11:48 am-4:03 pm

Nonstop3h 15m

$85

MiamiChicago

MIA - ORD

MIAORD

Miami

Thu 2/26

7:12 am-9:39 am

Nonstop3h 27m

Chicago O'Hare Intl

Sat 2/28

11:48 am-4:03 pm

Nonstop3h 15m

$86

MiamiChicago

MIA - ORD

MIAORD

Miami

Sat 2/21

7:12 am-9:39 am

Nonstop3h 27m

Chicago O'Hare Intl

Sun 2/22

7:23 pm-11:39 pm

Nonstop3h 16m

$87

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

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

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Miami averaging around $183.

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 $302. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 $498.

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 $327 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $408. 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 $241 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 $182 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 January 2026, prices for Miami to Chicago O'Hare Intl Airport flights are approximately 5% 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	$134
Fastest flight time	3h 24m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Miami in the past 72 hours is $134. The best round-trip flight deal from Miami to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $172.

The fastest flight from Miami to Chicago O'Hare Intl Airport takes 3h 24m

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 24m, 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?
The number of operators available for flights from Miami Airport to Chicago O'Hare Intl Airport is 4 as of January 2026.
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?
momondo data reveals that the most frequently booked plane model on the route from Miami to Chicago O'Hare Intl Airport is Boeing 737-800, representing 23.55% of all bookings. The subsequent popular models are Airbus A321neo at 17.38%, Boeing 737 MAX 8 at 8.70%, and Airbus A318/A319/A320/A321 at 7.82%.
What is the most popular airline from Miami to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between Miami and Chicago O'Hare Intl Airport, the leading airline is American Airlines, making up 51% of the total bookings. Other popular airlines include Spirit Airlines with 33%, United Airlines with 13%, and Frontier with 3%.

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
Frontier	PriceFrom $58	Free Cancellation	Rating 5.7 3,056 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $74	Free Cancellation	Rating 6.3 8,394 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $157	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 11,206 reviews	Search American 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 $157 round-trip. Over the 19 United Airlines flights for this route in a normal week, average airfare is usually $320 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, 11,206 ratings). American Airlines flies from Miami to Chicago O'Hare Intl Airport around 44 times per week, with deals starting from $157 round-trip and rising to an average price of around $287.

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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

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Cheap flights from Miami to Chicago from $62

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 2/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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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

Frontier flights from Miami to Chicago O'Hare Intl Airport

Our best Frontier deals on Miami to Chicago O'Hare Intl Airport flight tickets

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Use the filters below to find and compare flights from Miami to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

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

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

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Miami averaging around $183.

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

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

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?

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 January 2026, prices for Miami to Chicago O'Hare Intl Airport flights are approximately 5% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Miami to Chicago O'Hare Intl?

Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from Miami to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How often are flights from Miami to Chicago delayed?

Historically, on average around 15% of flights between Miami and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 158 minutes.

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

Generally, flights departing in the morning 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?

Tuesday 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 Miami to Chicago flights?

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

How many flights depart from Miami to Chicago O'Hare Intl Airport on average per day?

The number of flights available between Miami and Chicago O'Hare Intl Airport is 39 per day as of January 2026. The most frequent departure time is 1:00PM, with 53% of daily flights leaving in the afternoon.

How many flights depart from Miami to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Miami and Chicago O'Hare Intl Airport is 279 per week as of January 2026. The most frequent departure day is Wed, with 18% of weekly flights leaving on this day.

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

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

Fastest flight time

Direct flights

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

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

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?

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

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

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

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

Traveling to a place near Chicago?

Why use momondo?

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

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

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

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Popular flights according to clicks in the last 7 days on momondo