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Florida Keys

$59+ Cheap flights from Illinois to Florida Keys

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EYW
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from Illinois to Florida Keys

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Florida Keys (zzEOA). 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 noviembre 21, 2024.

Find flight deals from Illinois to Florida Keys

Cheapest flights from Illinois to Florida Keys
Explore the most affordable flight options available from Illinois to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This Frontier deal was found by Cheapflights users on 11/19. 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.
mar. 12/108:15 amMDW - MIA
1 stop14h 08mFrontier
jue. 12/1212:42 pmMIA - MDW
Nonstop3h 30mFrontier
Deal found 11/19$124
This FlightHub deal was found by Cheapflights users on 11/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/163:25 pmORD - MIA
1 stop5h 44mMultiple Airlines
vie. 12/201:42 pmMIA - ORD
Nonstop3h 30mMultiple Airlines
Deal found 11/21$125
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
lun. 12/163:25 pmORD - MIA
1 stop5h 44mFrontier
jue. 12/195:05 amMIA - ORD
1 stop15h 29mFrontier
Deal found 11/20$126
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
mar. 12/107:33 amORD - MIA
1 stop6h 23mSpirit Airlines
mar. 12/174:38 pmMIA - ORD
Nonstop3h 29mSpirit Airlines
Deal found 11/20$130
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/99:40 amMDW - MIA
Nonstop3h 05mSouthwest
mié. 12/113:40 pmMIA - MDW
Nonstop3h 10mSouthwest
Deal found 11/20$229
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1610:55 amORD - EYW
Nonstop3h 06mUnited Airlines
sáb. 12/214:19 pmEYW - ORD
Nonstop3h 31mUnited Airlines
Deal found 11/20$249
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/155:40 amORD - EYW
1 stop4h 57mDelta
mar. 12/241:02 pmEYW - ORD
1 stop7h 12mDelta
Deal found 11/20$252
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/178:10 amORD - EYW
Nonstop3h 25mAmerican Airlines
dom. 12/228:01 amEYW - ORD
1 stop5h 11mAmerican Airlines
Deal found 11/21$254
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/157:08 amSTL - EYW
1 stop8h 11mAmerican Airlines
dom. 12/222:54 pmEYW - STL
1 stop7h 59mAmerican Airlines
Deal found 11/21$258
This Delta deal was found by Cheapflights users on 11/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1812:44 pmMDW - EYW
1 stop6h 50mDelta
mié. 12/253:50 pmEYW - MDW
1 stop7h 16mDelta
Deal found 11/21$263
This Delta deal was found by Cheapflights users on 11/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/67:15 amSTL - EYW
1 stop5h 09mDelta
jue. 12/126:30 pmEYW - STL
1 stop6h 13mDelta
Deal found 11/21$273
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/237:53 pmORD - EYW
1 stop11h 10mMultiple Airlines
lun. 12/305:23 pmEYW - ORD
1 stop15h 24mMultiple Airlines
Deal found 11/20$300

Find flights from Illinois to Florida Keys within your budget

Customize your flight search to find flights from Illinois to Florida Keys 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 2,612,795 searches. Data last updated noviembre 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

lun. 1/6

4:28 pm-11:46 pm

1 stop6h 18m

Miami

dom. 1/12

10:00 am-12:29 pm

Nonstop3h 29m

$124

ChicagoMiami

MDW - MIA

MDWMIA

Chicago Midway

mar. 12/10

8:15 am-11:23 pm

1 stop14h 08m

Miami

jue. 12/12

12:42 pm-3:12 pm

Nonstop3h 30m

$124

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

lun. 1/13

7:50 am-1:52 am

1 stop17h 02m

Miami

mié. 1/15

7:00 am-11:47 am

1 stop5h 47m

$126

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

mar. 12/10

7:33 am-2:56 pm

1 stop6h 23m

Miami

jue. 12/12

4:38 pm-7:07 pm

Nonstop3h 29m

$127

ChicagoMiami

MDW - MIA

MDWMIA

Chicago Midway

mar. 1/14

6:10 pm-10:10 pm

Nonstop3h 00m

Miami

sáb. 1/18

8:10 am-10:20 am

Nonstop3h 10m

$194

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

lun. 2/10

2:58 pm-7:14 pm

Nonstop3h 16m

Miami

jue. 2/13

7:29 pm-10:05 pm

Nonstop3h 36m

$197

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

mié. 1/29

6:00 am-3:30 pm

1 stop8h 30m

Key West

mié. 2/5

2:21 pm-8:09 pm

1 stop6h 48m

$208

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

sáb. 1/18

5:15 pm-12:51 am

1 stop6h 36m

Miami

sáb. 1/25

8:10 am-1:42 pm

1 stop6h 32m

$216

ChicagoMiami

MDW - MIA

MDWMIA

Chicago Midway

mar. 2/18

6:00 am-1:46 pm

1 stop6h 46m

Miami

mar. 2/25

6:00 am-11:59 am

1 stop6h 59m

$216

ChicagoKey West

ORD - EYW

ORDEYW

Chicago O'Hare Intl

lun. 12/16

10:55 am-3:01 pm

Nonstop3h 06m

Key West

sáb. 12/21

4:19 pm-6:50 pm

Nonstop3h 31m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

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

Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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.

Travel insights for flights from Illinois to Florida Keys

Get recent, data-driven insights about flights from Illinois to Florida Keys including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Florida Keys (average of $328). Flying from Illinois to Florida Keys in March is currently the most expensive (average of $492). 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 EOA?

Find hourly flight availability from Illinois to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Florida Keys as you normally would.

Weekly flight availability from Illinois to Florida Keys

Explore weekly flight availability from Illinois to Florida Keys. 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 noviembre 21, 2024.

The most flights from USIL to zzEOA are scheduled on a Wednesday (4 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Florida Keys ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated noviembre 21, 2024.
To help decide which airline to fly from Illinois to Florida Keys, see what other customers have to say about Frontier, Spirit Airlines and Southwest. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $59. Spirit Airlines flights start at $61 while deals on Southwest start at $79 one-way.

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

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

  • How can I find direct flights from Illinois to Florida Keys?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Florida Keys 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 Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Florida Keys (average of $328). Flying from Illinois to Florida Keys in March is currently the most expensive (average of $492). 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

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Alternative routes for Illinois to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Florida Keys

Discover the top 3 airlines that operate flights from Illinois to Florida Keys. 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 2,612,795 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$216Average$488FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$246Average$485FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$263Average$481FlexibilityNo cancel feeOn-time69%
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