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>

$105 CHEAP FLIGHTS from Illinois to Key West

EYW

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

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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

Wed, May 20 - Wed, May 27

2:12 pm - 10:36 pm

STL

EYW

7h 24m

1 stop

7:29 pm - 11:44 pm

EYW

STL

5h 15m

1 stop

$263American Airlines

Tue, May 12 - Tue, May 19

12:27 pm - 10:58 pm

STL

EYW

9h 31m

2 stops

6:45 am - 10:16 am

EYW

STL

4h 31m

1 stop

$268American Airlines

Tue, Apr 7 - Thu, Apr 9

4:34 pm - 11:11 am

ORD

EYW

17h 37m

2 stops

1:57 pm - 11:36 pm

EYW

ORD

10h 39m

1 stop

$300Multiple Airlines

Mon, Apr 13 - Tue, Apr 21

6:30 am - 2:51 pm

STL

EYW

7h 21m

1 stop

4:38 pm - 10:28 pm

EYW

STL

6h 50m

1 stop

$301United Airlines

Wed, Apr 22 - Sat, Apr 25

8:52 pm - 3:42 pm

ORD

EYW

17h 50m

1 stop

11:54 am - 12:24 am

EYW

ORD

13h 30m

2 stops

$301Multiple Airlines

Fri, Apr 3 - Thu, Apr 9

6:10 pm - 2:38 pm

ORD

EYW

19h 28m

2 stops

12:25 pm - 10:50 pm

EYW

ORD

11h 25m

1 stop

$303Multiple Airlines

Sun, Apr 12 - 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

$305Spirit Airlines

Mon, Apr 13 - Tue, Apr 21

6:30 am - 4:42 pm

STL

EYW

9h 12m

2 stops

4:38 pm - 10:28 pm

EYW

STL

6h 50m

1 stop

$306United Airlines

Wed, May 13 - Mon, May 18

1:27 pm - 7:49 pm

STL

EYW

5h 22m

1 stop

6:19 pm - 11:59 pm

EYW

STL

6h 40m

1 stop

$316Delta

Wed, Jul 29 - Thu, Aug 6

11:05 am - 5:23 pm

MDW

EYW

5h 18m

1 stop

6:18 pm - 10:15 pm

EYW

MDW

4h 57m

1 stop

$329Delta

Useful Info

Low season	September
High season	April
Cheapest flight	$105

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 13% 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

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

Key West (EYW)

EYW

$105 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