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Cheap flights from Chicago to Miami from £49

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — MIA
30 Apr — 7 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago to Miami are usually found in September or October, booked 41 days in advance, depart on a Monday or Thursday and return on a Tuesday

Cheap flight deals from Chicago to Miami

Enter your travel dates to find the best prices.

Cheapest flights from Chicago to Miami
Explore the most affordable flight options available from Chicago to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2026.

Sun 10/510:32
ORD
-
MIA
Nonstop3h 18m
Frontier
Sun 17/507:00
MIA
-
ORD
Nonstop3h 37m
Frontier
Deal found 26/3£89
Thu 7/510:32
ORD
-
MIA
Nonstop3h 18m
Frontier
Sun 10/507:00
MIA
-
ORD
Nonstop3h 37m
Frontier
Deal found 29/3£114
Fri 10/410:55
ORD
-
MIA
Nonstop3h 05m
Spirit Airlines
Mon 13/407:20
MIA
-
ORD
Nonstop3h 30m
Spirit Airlines
Deal found 27/3£125
Thu 30/407:50
ORD
-
MIA
Nonstop3h 08m
Spirit Airlines
Mon 4/521:30
MIA
-
ORD
Nonstop3h 26m
Spirit Airlines
Deal found 30/3£129
Sat 18/418:25
ORD
-
MIA
Nonstop3h 20m
United Airlines
Wed 22/412:24
MIA
-
ORD
Nonstop3h 39m
United Airlines
Deal found 26/3£149
Wed 6/510:35
ORD
-
MIA
Nonstop3h 22m
United Airlines
Wed 13/512:10
MIA
-
ORD
Nonstop3h 40m
United Airlines
Deal found 31/3£150
Wed 13/512:40
ORD
-
MIA
1 stop8h 05m
Multiple Airlines
Wed 20/514:25
MIA
-
ORD
1 stop9h 36m
Multiple Airlines
Deal found 29/3£155
Tue 5/510:35
ORD
-
MIA
Nonstop3h 22m
United Airlines
Sat 9/507:00
MIA
-
ORD
1 stop8h 36m
United Airlines
Deal found 26/3£157

Find flight deals from Chicago to Miami

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Miami (MIA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 March 2026.

Round-trip from

£89

One-way from

£49

Popular in

December

Cheapest in

September

Average price

£240

Good round-trip deal

£146 or less

Good one-way deal

£76 or less
Frontier
  • Frontier
  • 10/5-17/5
  • Nonstop
  • 6h 55m total
  • Chicago to Miami
Search Deals
Spirit Airlines
  • Spirit Airlines
  • 31/8
  • Nonstop
  • 3h 00m total
  • Chicago to Miami
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Miami.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Miami.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chicago 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 858,174 searches. Data last updated 31 March 2026.
Use the filters below to find and compare flights from Chicago to Miami that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 6/5

10:35-14:57

Nonstop3h 22m

Miami

Sat 9/5

18:10-23:44

1 stop6h 34m

£157

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sat 25/4

07:00-11:22

Nonstop3h 22m

Miami

Tue 28/4

12:24-15:03

Nonstop3h 39m

£159

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Thu 28/5

15:47-23:11

1 stop6h 24m

Miami

Tue 2/6

16:05-20:26

1 stop5h 21m

£164

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 13/5

05:55-21:10

2 stops14h 15m

Miami

Wed 20/5

12:10-21:55

2 stops10h 45m

£194

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sun 26/4

07:00-11:22

Nonstop3h 22m

Miami

Wed 29/4

12:24-15:03

Nonstop3h 39m

£196

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 6/5

05:55-21:10

2 stops14h 15m

Miami

Fri 15/5

06:20-12:50

2 stops7h 30m

£237

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sun 31/5

10:40-15:04

Nonstop3h 24m

Miami

Tue 2/6

12:30-15:13

Nonstop3h 43m

£248

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Mon 20/4

14:40-22:00

2 stops6h 20m

Miami

Mon 27/4

06:20-12:50

2 stops7h 30m

£258

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Fri 1/5

14:40-22:00

2 stops6h 20m

Miami

Sun 3/5

07:00-15:30

1 stop9h 30m

£274

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Mon 13/4

18:25-22:45

Nonstop3h 20m

Miami

Wed 15/4

16:18-18:57

Nonstop3h 39m

£278

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 24 resultsSorted by cheapest first
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2
3

Best time to book a flight from Chicago to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Chicago with our price prediction graph.
Estimated return 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 Chicago to Miami

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

Use this chart to determine the optimal time to book a return flight from Chicago to Miami. Price data was last updated on 13 March 2026.

The price you pay for your flight from Chicago to Miami may vary depending on when you book. For the best chance of a lower fare, look to book 41 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 Chicago to Miami?

Currently, October is the cheapest month in which you can book a flight from Chicago to Miami (average of £37). Flying from Chicago to Miami in July is currently the most expensive (average of £89). 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 CHI to MIA?

Find hourly flight availability from Chicago 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 31 March 2026.

It’s typically best to fly out from Chicago to Miami in the evening. Doing so could potentially save you 59% on the flight price compared to flying at midday, which is usually more expensive.

Weekly flight availability from Chicago to Miami

Explore weekly flight availability from Chicago 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 31 March 2026.

The most flights from CHI to MIA are scheduled on a Sunday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (30 on average).

How much does it cost for a return flight from Chicago to Miami?

How often are flights from Chicago to Miami delayed?

About 17% of weekly flights between Chicago and Miami have experienced delays in the past year, with the average delay time being 148 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Southwest have had the lowest number of delays on this route, with just 15% of flights being delayed.

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated 31 March 2026.
Get a feel of what it's like to fly with Spirit Airlines from Chicago to Miami by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Spirit Airlines
6.3
Okay
8,564 reviews
Check prices

Boarding

6.6

Overall

6.3

Entertainment

4.9

Food

5.0

Crew

7.0

Comfort

5.9

Reviews

1 / 20
2.0
Mediocre

Jose F,Dec 2025

SAT - MCO

5 hours delay, Flight change, no empathy from people at the counter
Spirit Airlines
6.3
Okay
8,564 reviews
Spirit Airlines
6.3
Okay
8,564 reviews
Check prices

Boarding

6.6

Overall

6.3

Entertainment

4.9

Food

5.0

Crew

7.0

Comfort

5.9

Reviews

1 / 20
2.0
Mediocre

Jose F,Dec 2025

SAT - MCO

5 hours delay, Flight change, no empathy from people at the counter

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    Miami (MIA), located 6.1 mi from the city center, is the airport you fly into when you book flights from Chicago to Miami. 2 airlines have flights to Miami from Chicago on a regular basis. Booking flights from Chicago to Miami should not be difficult; the airport handles an average of 37 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Miami?

    Airlines like United Airlines, Delta, and Southwest fly from Chicago to Miami in about 3h 22m. The time it takes to get you to your destination can typically vary by up to 10h 53m. There are 1198 mi between Chicago and Miami. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Miami round-trip?

    Cheapflights users have booked flights from Chicago to Miami round-trip from £74. Another airline that can offer you cheap pricing is American Airlines. Spirit Airlines is 63% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Miami on time: Atlas Air (83%), GOL (77%), Aer Lingus (73%).

  • What are the cheapest flights from Chicago to Miami?

    The cheapest flight price from Chicago to Miami is £76. On average you can expect to pay £209. The most popular route, (Chicago O'Hare Intl - Miami), can usually be booked for £157.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Chicago to Miami (average of £37). Flying from Chicago to Miami in July is currently the most expensive (average of £89). 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

Travelling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Key Biscayne
Hollywood
Margate
Boynton Beach
Sunrise
Florida City
Marathon
Palm Beach
Fisher Island
Sunny Isles Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Miami

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Orlando flights
O'Hare Intl to Miami flights
O'Hare Intl to Orlando flights

Top 2 airlines flying from Chicago to Miami

Discover the top 2 airlines that operate flights from Chicago 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 858,174 searches. Data last updated 31 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£74Average£149FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest£83Average£288FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Miami?

Cheapflights makes it easy to find Chicago to Miami flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Miami?

Cheapflights helps you find that perfect flight to Miami from Chicago by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Chicago to Miami with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Chicago to Miami flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Chicago to Miami become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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