Cheap flights from Chicago (CHI) to Key Largo, FL from $25

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — MIA
Apr 30 — May 71

The best prices from Chicago to Key Largo are usually found in September or August, booked 26 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Chicago to Key Largo

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Key Largo (KE9). 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 April 25, 2024.

Popular in

March

Cheapest in

September

Round-trip from

$208

One-way from

$25
High demand for flights, 29% potential price rise
Best time to find cheap flights, 28% potential price drop
From Chicago (CHI) to Key Largo
One-way flight from Chicago (CHI) to Key Largo

How far in advance should I book a flight from Chicago to Key Largo?

Find a great deal and save up to 66% by booking at least 27 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago to Key Largo within the next two weeks, with the cheapest ticket starting at $167.

What is the cheapest month to fly from Chicago to Key Largo?

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, September can be a great choice for travel to Key Largo. Flights to Key Largo from Chicago in September are about $222 on average during September, but can be found for as low as $52.

When is the cheapest time to fly from Chicago to Key Largo (CHI - KE9)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to Key Largo as you normally would.

Cheap Frontier flights from Chicago to Key Largo

Explore cheap flight options specifically provided by Frontier for the route between Chicago and Key Largo. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Check out some of the cheapest Frontier flights we've come across from Chicago to Key Largo. Deals update often to give you more flight options matching your criteria
Tue 5/77:13 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/83:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/25$38
Wed 5/87:17 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/153:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/25$51
Wed 5/227:23 pmMDW - MIA
Nonstop3h 11mFrontier
Wed 5/294:12 pmMIA - MDW
Nonstop3h 15mFrontier
Deal found 4/24$62
Wed 5/87:17 pmMDW - MIA
Nonstop3h 17mFrontier
Sat 5/118:58 pmMIA - MDW
Nonstop3h 33mFrontier
Deal found 4/25$66
Tue 5/77:13 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/83:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/24$68
Wed 5/227:23 pmMDW - MIA
Nonstop3h 11mFrontier
Wed 5/294:12 pmMIA - MDW
Nonstop3h 15mFrontier
Deal found 4/24$69
Tue 5/77:13 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/153:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/25$70
Wed 5/297:23 pmMDW - MIA
Nonstop3h 11mFrontier
Wed 6/55:20 amMIA - MDW
Nonstop3h 12mFrontier
Deal found 4/24$71
Tue 5/77:13 pmMDW - MIA
Nonstop3h 17mFrontier
Tue 5/143:51 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/24$72

Cheap Spirit Airlines flights from Chicago to Key Largo

Explore cheap flight options specifically provided by Spirit Airlines for the route between Chicago and Key Largo. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
To aid your search, here are some of the cheapest Spirit Airlines flights we've found from Chicago to Key Largo. Deals are refreshing constantly so come back soon for more options.
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/86:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$37
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$38
Wed 5/88:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Sat 5/115:06 pmMIA - ORD
Nonstop3h 27mSpirit Airlines
Deal found 4/25$39
Tue 5/149:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/226:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$41
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/1512:32 pmMIA - ORD
1 stop11h 57mSpirit Airlines
Deal found 4/25$51
Wed 5/88:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Sat 5/117:04 pmMIA - ORD
1 stop6h 28mSpirit Airlines
Deal found 4/25$52
Wed 5/87:08 amORD - MIA
1 stop6h 12mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$53
Wed 5/228:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Wed 5/296:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$54
Tue 5/219:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/296:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$55

Cheap Chicago to Key Largo flights in April & May 2024

Find cheap flight options from Chicago to Key Largo specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,701 searches. Prices were last updated on April 25, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to Key Largo in 2024. For more flight deals, be sure to check back very soon.
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/86:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$37
Wed 5/89:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$38
Wed 5/158:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Wed 5/226:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$39
Tue 5/149:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/226:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$41
Wed 5/158:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Wed 5/226:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$48
Wed 5/89:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/1512:32 pmMIA - ORD
1 stop11h 57mSpirit Airlines
Deal found 4/24$51
Wed 5/87:17 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/153:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/25$51
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Tue 5/1412:32 pmMIA - ORD
1 stop11h 57mSpirit Airlines
Deal found 4/24$52
Tue 5/289:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 6/56:00 amMIA - ORD
Nonstop3h 29mSpirit Airlines
Deal found 4/24$53

Chicago to Key Largo 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Key Largo in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to Key Largo in 2024. For more flight deals, be sure to check back very soon.
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/86:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$37
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$38
Wed 5/88:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Sat 5/115:06 pmMIA - ORD
Nonstop3h 27mSpirit Airlines
Deal found 4/25$39
Tue 5/149:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/226:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$41
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/1512:32 pmMIA - ORD
1 stop11h 57mSpirit Airlines
Deal found 4/25$51
Wed 5/87:17 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/153:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/25$51
Wed 5/88:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Sat 5/117:04 pmMIA - ORD
1 stop6h 28mSpirit Airlines
Deal found 4/25$52
Wed 5/87:08 amORD - MIA
1 stop6h 12mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$53
Wed 5/228:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Wed 5/296:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$54

Non-stop flights to Key Largo from Chicago

Discover non-stop flight options from Chicago to Key Largo. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Take a look at some of the direct flights traveling from Chicago to Key Largo in the near future. Search for alternative flights from Chicago to Key Largo by utilizing the search form above.
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/86:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$37
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$38
Wed 5/88:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Sat 5/115:06 pmMIA - ORD
Nonstop3h 27mSpirit Airlines
Deal found 4/25$39
Tue 5/149:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/226:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$41
Tue 5/78:59 pmORD - MIA
Nonstop3h 16mSpirit Airlines
Wed 5/156:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$51
Wed 5/158:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Tue 5/216:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/25$53
Wed 5/228:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Wed 5/296:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$54
Tue 5/219:15 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/296:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$55
Wed 5/228:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Wed 5/296:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$56

Chicago to Key Largo flights leaving soon

Find last-minute flight options from Chicago to Key Largo for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Have a look at some of the flights available from Chicago to Key Largo departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Sat 5/49:23 pmORD - MIA
Nonstop3h 18mSpirit Airlines
Tue 5/76:00 amMIA - ORD
Nonstop3h 28mSpirit Airlines
Deal found 4/25$75
Wed 5/16:00 amORD - MIA
1 stop8h 05mMultiple Airlines
Tue 5/76:00 amMIA - ORD
Nonstop3h 28mMultiple Airlines
Deal found 4/24$83
Wed 5/17:50 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Wed 5/86:20 amMIA - ORD
Nonstop3h 25mSpirit Airlines
Deal found 4/24$86
Wed 5/17:50 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Tue 5/76:00 amMIA - ORD
Nonstop3h 28mSpirit Airlines
Deal found 4/24$87
Wed 5/17:17 pmMDW - MIA
Nonstop3h 17mFrontier
Wed 5/83:55 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/24$91
Tue 4/307:13 pmMDW - MIA
Nonstop3h 17mFrontier
Tue 5/73:51 pmMIA - MDW
Nonstop3h 32mFrontier
Deal found 4/24$93
Sat 5/49:23 pmORD - MIA
Nonstop3h 18mSpirit Airlines
Sat 5/115:00 amMIA - ORD
1 stop16h 35mSpirit Airlines
Deal found 4/24$96
Sun 5/510:12 amORD - MIA
Nonstop3h 17mSpirit Airlines
Tue 5/76:00 amMIA - ORD
Nonstop3h 28mSpirit Airlines
Deal found 4/24$97
Wed 5/16:00 amORD - MIA
1 stop8h 05mMultiple Airlines
Tue 5/710:27 amMIA - ORD
1 stop6h 46mMultiple Airlines
Deal found 4/24$98

One-way flights to Key Largo from Chicago

Search for one-way flight options from Chicago to Key Largo. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Take a look at some of the best available options we've come across on one-way flights from Chicago to Key Largo. For those needing a return trip from Chicago, there is a search form available above.
Wed 5/298:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Deal found 4/25$25
Wed 5/228:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Deal found 4/25$26
Wed 5/298:09 pmORD - MIA
Nonstop3h 19mSpirit Airlines
Deal found 4/23$31
Wed 5/157:00 amORD - MIA
1 stop9h 11mSpirit Airlines
Deal found 4/24$32
Wed 5/87:17 pmMDW - MIA
Nonstop3h 17mFrontier
Deal found 4/25$32
Sat 5/189:35 pmORD - MIA
Nonstop3h 17mSpirit Airlines
Deal found 4/24$33
Tue 5/77:03 amORD - MIA
1 stop6h 42mSpirit Airlines
Deal found 4/24$34
Tue 5/77:13 pmMDW - MIA
Nonstop3h 17mFrontier
Deal found 4/23$34
Wed 5/157:17 pmMDW - MIA
Nonstop3h 17mFrontier
Deal found 4/24$35

Find flights from Chicago to Key Largo within your budget

Customize your flight search to find flights from Chicago to Key Largo 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 3,068,701 searches. Data last updated April 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$37 - $92

Route

Depart

Return

Price

Chicago O'Hare IntlMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 5/7

Nonstop3h 16m

Miami

Wed 5/8

Nonstop3h 25m

$37

Chicago MidwayMiami

MDW - MIA

MDWMIA

Chicago Midway

Tue 5/7

Nonstop3h 17m

Miami

Wed 5/8

Nonstop3h 32m

$38

Chicago O'Hare IntlMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 5/7

Nonstop3h 16m

Miami

Wed 5/15

Nonstop3h 25m

$38

Chicago O'Hare IntlMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 5/8

Nonstop3h 19m

Miami

Sat 5/11

Nonstop3h 27m

$39

Chicago O'Hare IntlMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 5/14

Nonstop3h 17m

Miami

Wed 5/22

Nonstop3h 25m

$41

Chicago MidwayMiami

MDW - MIA

MDWMIA

Chicago Midway

Wed 5/8

Nonstop3h 17m

Miami

Wed 5/15

Nonstop3h 32m

$51

Chicago O'Hare IntlMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Tue 5/7

Nonstop3h 16m

Miami

Wed 5/15

1 stop11h 57m

$51

Chicago MidwayMiami

MDW - MIA

MDWMIA

Chicago Midway

Wed 5/22

Nonstop3h 11m

Miami

Wed 5/29

Nonstop3h 15m

$62

Chicago O'Hare IntlMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Wed 5/15

Nonstop3h 17m

Miami

Sat 5/25

1 stop17h 38m

$92

Flights are sorted by cheapest first

Deals found on 4/25

When is the best time to book a flight from Chicago to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Key Largo. Price data was last updated on January 28, 2024.
The best time to book flights from Chicago to Key Largo is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Chicago to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Key Largo. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Key Largo flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Key Largo by month

Plan your trip from Chicago to Key Largo by taking into account the cheapest months to travel. The average price of a one-way flight from Chicago to Key Largo is currently $31 while a round-trip flight costs $50. Price data was last updated on April 21, 2024.

Currently, September is the cheapest month in which you can book a flight from Chicago to Key Largo (average of $208). Flying from Chicago to Key Largo in March is currently the most expensive (average of $290). 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.

January

$221

February

$235

March

$290

April

$263

May

$250

June

$271

July

$287

August

$241

September

$208

October

$230

November

$258

December

$258

Temperature and rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature and rainfall totals by month.

MIA

Temperature

68 - 84.2 °F

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated April 25, 2024.
Peruse reviews from past customers who have flown with Frontier, Spirit Airlines and Delta from Chicago to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,180 reviews

Entertainment

7.8

Crew

8.7

Food

7.4

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

Southwest
8.2
Very good
6,180 reviews
Southwest
8.2
Very good
6,180 reviews

Entertainment

7.8

Crew

8.7

Food

7.4

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

8.1
Very good
10,975 reviews
Southwest
8.2
Very good
6,180 reviews

Entertainment

7.8

Crew

8.7

Food

7.4

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

7.4
Good
11,255 reviews
Southwest
8.2
Very good
6,180 reviews

Entertainment

7.8

Crew

8.7

Food

7.4

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

7.3
Good
14,898 reviews
Southwest
8.2
Very good
6,180 reviews

Entertainment

7.8

Crew

8.7

Food

7.4

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

6.7
Okay
1,543 reviews
Southwest
8.2
Very good
6,180 reviews

Entertainment

7.8

Crew

8.7

Food

7.4

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Chicago to Key Largo for under $100 on Cheapflights?

    Yes, there are multiple flights from Chicago to Key Largo for under $100. The cheapest flight booked recently is on Spirit Airlines for just $37, but on average you can expect to pay $52.

  • Are there nonstop flights from Chicago to Key Largo for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago to Key Largo under $100. A good price for a nonstop flight from Chicago to Key Largo is less than $56.

  • Are there last-minute flights available from Chicago to Key Largo for under $100?

    There are currently 20+ open flights from Chicago to Key Largo within the next 7 days for less than $100.

  • What days are nonstop flights available from Chicago to Key Largo?

    Nonstop flights can be found on the following days: Friday, Saturday.

  • How many flights depart from Chicago to Key Largo on average per day?

    On average 2 flights depart from Chicago to Key Largo per day.
    Morning (6am - Noon) - 50% of flight departures
    Evening (6pm - Midnight) - 50% of flight departures

  • How long is the flight from Chicago to Key Largo?

    For as low as $37, Spirit Airlines can have you in Key Largo from Chicago in 3h 16m. The distance from Chicago to Key Largo is about 1205 mi. Most flights are nonstop.

  • What are the most popular airlines that fly from Chicago to Key Largo?

  • What are the most reliable airlines from Chicago to Key Largo?

    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 Key Largo on time: Avianca (84%), Aer Lingus (80%), Royal Jordanian (80%).

  • What are the cheapest flights from Chicago to Key Largo?

    On average you can expect to pay $872 for a flight from Chicago to Key Largo. The cheapest flight overall is $52 while the most popular route, (Chicago O'Hare Intl - Miami) is currently priced at $67.

  • What does ORD to MIA mean?

    ORD stands for Chicago O'Hare Intl Airport, while MIA stands for Miami Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Fort Lauderdale Airport (FLL), Key West Airport (EYW), Miami Opa Locka Airport (OPF), Fort Lauderdale Executive Airport (FXE) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Chicago to Key Largo that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Key Largo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Key Largo with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Key Largo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

    Yes. In addition to deals on Chicago to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Key Largo?

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

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

    Yes. Cheapflights offers flight deals from Chicago to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chicago to Key Largo that allow pets onboard?

    Many airlines flying from Chicago to Key Largo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Key Largo?

    Yes, you can often find last-minute deals on Chicago to Key Largo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Key Largo flight deals updated?

    The Chicago to Key Largo flight deals you see on this page were last updated on 4/25.

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Alternative routes for Chicago to Key Largo
See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Chicago to Key Largo

Discover the top 7 airlines that operate flights from Chicago to Key Largo. 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 3,068,701 searches. Data last updated April 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$173FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$58Average$138FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$110Average$388FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$159Average$405FlexibilityNo cancel feeOn-time71%
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JetBlueCheapest$200Average$408FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest$216Average$431FlexibilityNo cancel feeOn-timeN/A
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Alaska AirlinesCheapest$438Average$467FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Search flights from Chicago to Key Largo by cabin class

Find flights from Chicago to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Chicago to Key Largo

Find hourly flight availability from Chicago to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2024.
11%of flight departuresEarly morningMidnight to 6 am
46%of flight departuresMorning6 am to noon
28%of flight departuresAfternoonNoon to 6 pm
15%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Chicago to Key Largo

Explore weekly flight availability from Chicago to Key Largo. 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 April 25, 2024.
Sunday42daily flights
Monday46daily flights
Tuesday47daily flights
Wednesday47daily flights
Thursday45daily flights
Friday47daily flights
Saturday47daily flights

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How does Cheapflights help users find flights from Chicago to Key Largo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Chicago to Key Largo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Key Largo from Chicago.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chicago to Key Largo, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Chicago to Key Largo and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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