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Cheap flights from Chicago to Miami from £37

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — MIA
17 May — 24 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 76 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 17 April 2026.

Sun 26/407:50
ORD
-
MIA
Nonstop3h 08m
Spirit Airlines
Thu 30/410:41
MIA
-
ORD
Nonstop3h 24m
Spirit Airlines
Deal found 13/4£89
Mon 1/609:20
ORD
-
MIA
Nonstop3h 08m
Spirit Airlines
Mon 8/621:30
MIA
-
ORD
Nonstop3h 26m
Spirit Airlines
Deal found 16/4£104
Thu 28/509:20
ORD
-
MIA
Nonstop3h 08m
Spirit Airlines
Thu 4/621:30
MIA
-
ORD
Nonstop3h 26m
Spirit Airlines
Deal found 13/4£106
Mon 1/616:05
ORD
-
MIA
1 stop7h 39m
Multiple Airlines
Mon 8/621:30
MIA
-
ORD
Nonstop3h 26m
Multiple Airlines
Deal found 16/4£123
Thu 28/516:05
ORD
-
MIA
1 stop7h 39m
Multiple Airlines
Thu 4/621:30
MIA
-
ORD
Nonstop3h 26m
Multiple Airlines
Deal found 13/4£126
Fri 15/509:20
ORD
-
MIA
Nonstop3h 08m
Spirit Airlines
Sun 17/521:30
MIA
-
ORD
Nonstop3h 26m
Spirit Airlines
Deal found 16/4£137
Mon 20/706:30
ORD
-
MIA
1 stop6h 07m
Delta
Thu 23/719:16
MIA
-
ORD
1 stop5h 37m
Delta
Deal found 16/4£138
Wed 13/507:14
ORD
-
MIA
Nonstop3h 23m
United Airlines
Wed 20/519:40
MIA
-
ORD
Nonstop3h 40m
United Airlines
Deal found 15/4£147
Wed 3/606:00
ORD
-
MIA
1 stop7h 38m
United Airlines
Wed 10/617:24
MIA
-
ORD
Nonstop3h 44m
United Airlines
Deal found 15/4£151
Wed 27/506:24
ORD
-
MIA
1 stop6h 30m
Delta
Fri 29/519:39
MIA
-
ORD
1 stop5h 20m
Delta
Deal found 14/4£153

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 17 April 2026.

Round-trip from

£104

One-way from

£37

Popular in

December

Cheapest in

September

Average price

£193

Good round-trip deal

£143 or less

Good one-way deal

£168 or less
Spirit Airlines
  • Spirit Airlines
  • 1/6-8/6
  • Nonstop
  • 6h 34m total
  • Chicago to Miami
Search Deals
Spirit Airlines
  • Spirit Airlines
  • 18/5
  • Nonstop
  • 3h 08m total
  • Chicago to Miami
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Miami.
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Price to beat on a one-way flight from Chicago (CHI) to Miami.
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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 17 April 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

Mon 27/7

17:47-00:55

1 stop6h 08m

Miami

Fri 31/7

19:16-23:53

1 stop5h 37m

£138

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 27/5

12:40-20:33

1 stop6h 53m

Miami

Sat 30/5

07:07-13:08

1 stop7h 01m

£170

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sun 13/9

15:50-23:15

1 stop6h 25m

Miami

Fri 18/9

06:00-10:04

1 stop5h 04m

£226

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sat 30/5

07:00-11:24

Nonstop3h 24m

Miami

Wed 3/6

16:53-00:45

1 stop8h 52m

£230
Fastest return journey

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 3/6

18:05-22:27

Nonstop3h 22m

Miami

Tue 9/6

12:30-15:13

Nonstop3h 43m

£250

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 2/6

07:00-11:24

Nonstop3h 24m

Miami

Mon 8/6

17:24-20:08

Nonstop3h 44m

£255

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 21/7

07:00-11:24

Nonstop3h 24m

Miami

Tue 25/8

13:30-21:37

1 stop9h 07m

£264

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 29/7

18:05-22:27

Nonstop3h 22m

Miami

Tue 11/8

13:30-21:37

1 stop9h 07m

£264

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Thu 21/5

10:40-15:04

Nonstop3h 24m

Miami

Mon 25/5

17:24-20:08

Nonstop3h 44m

£283

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 28/7

07:35-15:47

1 stop7h 12m

Miami

Wed 5/8

16:06-18:49

Nonstop3h 43m

£308

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 24 resultsSorted by cheapest first
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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 10 April 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 76 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, February is the cheapest month in which you can book a flight from Chicago to Miami (average of £159). Flying from Chicago to Miami in March is currently the most expensive (average of £262). 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 17 April 2026.

It’s typically best to fly out from Chicago to Miami in the morning. Doing so could potentially save you 39% 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 17 April 2026.

The most flights from CHI to MIA are scheduled on a Friday (57 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (39 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 18% of weekly flights between Chicago and Miami have experienced delays in the past year, with the average delay time being 149 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 16% of flights being delayed.

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 48 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Miami?

    Airlines like Delta and United Airlines fly from Chicago to Miami in about 6h 08m. The time it takes to get you to your destination can typically vary by up to 45m. 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 £72. 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: Qatar Airways (73%), GOL (71%), American Airlines (70%).

  • What are the cheapest flights from Chicago to Miami?

    The cheapest flight price from Chicago to Miami is £81. On average you can expect to pay £214. The most popular route, (Chicago O'Hare Intl - Miami), can usually be booked for £49.

  • 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, February is the cheapest month in which you can book a flight from Chicago to Miami (average of £159). Flying from Chicago to Miami in March is currently the most expensive (average of £262). 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 Orlando flights
O'Hare Intl to Miami 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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest£72Average£145FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest£81Average£281FlexibilityNo 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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