How does KAYAK find such low prices on flights from Illinois to Key West?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Key West. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Key West?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Key West?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Key West?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$94 CHEAP FLIGHTS from Illinois to Key West

EYW

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Cheap Flights from Illinois to Key West

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Key West

Sat, Jul 4 - Fri, Jul 10

10:06 am - 3:27 pm

MLI

EYW

28h 21m

1 stop

3:27 pm - 7:47 am

EYW

MLI

17h 20m

1 stop

$241Allegiant Air

Sat, Apr 18 - Wed, Apr 22

8:23 pm - 9:09 am

STL

EYW

35h 46m

2 stops

11:51 am - 11:19 pm

EYW

STL

12h 28m

1 stop

$247Multiple Airlines

Tue, May 12 - Tue, May 19

10:23 am - 4:35 pm

STL

EYW

5h 12m

1 stop

6:45 am - 10:16 am

EYW

STL

4h 31m

1 stop

$253American Airlines

Tue, May 12 - Tue, May 19

6:29 am - 4:30 pm

STL

EYW

9h 01m

2 stops

6:45 am - 10:16 am

EYW

STL

4h 31m

1 stop

$258American Airlines

Sun, Apr 26 - Tue, Apr 28

4:59 pm - 12:26 pm

STL

EYW

18h 27m

1 stop

1:01 pm - 6:50 am

EYW

STL

18h 49m

2 stops

$263Multiple Airlines

Sat, Apr 25 - Sat, May 2

5:17 pm - 3:48 pm

MLI

EYW

21h 31m

1 stop

11:54 am - 8:34 am

EYW

MLI

21h 40m

1 stop

$268Allegiant Air

Sat, Apr 25 - Wed, Apr 29

5:17 pm - 3:48 pm

MLI

EYW

21h 31m

1 stop

12:39 pm - 8:34 am

EYW

MLI

20h 55m

1 stop

$272Allegiant Air

Tue, Jun 2 - Tue, Jun 9

6:00 am - 1:00 pm

STL

EYW

6h 00m

1 stop

7:45 am - 12:34 pm

EYW

STL

5h 49m

1 stop

$286Delta

Tue, Apr 14 - Thu, Apr 16

5:05 am - 11:30 am

ORD

EYW

5h 25m

1 stop

12:26 pm - 9:05 am

EYW

ORD

21h 39m

3 stops

$327Spirit Airlines

Thu, Apr 23 - Wed, Apr 29

12:52 pm - 7:40 pm

MDW

EYW

5h 48m

1 stop

6:23 pm - 10:28 pm

EYW

MDW

5h 05m

1 stop

$329Delta

Useful Info

Low season	September
High season	April
Cheapest flight	$94

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 11% increase in price.

Flight from Chicago O'Hare Airport to Key West

How does KAYAK find such low prices on flights from Illinois to Key West?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Key West.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Key West?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Key West?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Key West?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Little Torch Key

Everything you need to know for your flight to Key West

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Key West

Key West (EYW)

EYW

$94 Find Cheap Flights from Illinois to Key West

KAYAK searches hundreds of travel sites at once for deals on flights to Key West

Cheap Flights from Illinois to Key West

Recent round-trip flight deals from Illinois to Key West

Recent one-way flight deals from Illinois to Key West

Recent last minute flight deals from Illinois to Key West

Recent direct flight deals from Illinois to Key West

Good to know

FAQs for booking flights from Illinois to Key West

How does KAYAK find such low prices on flights from Illinois to Key West?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Key West.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Key West?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Key West?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Key West?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Key West?

Everything you need to know for your flight to Key West

Information on the airport you'll fly into in Key West

Cabin class types available on flights to Illinois

Complete your trip to Key West with a hotel stay or car rental

Find direct flights for Key West

Flights to other popular destinations

Flights from domestic origins to Key West

Choose which airport to fly into in Key West

Find deals for your return flight