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>

$96 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

Sun, Jun 28 - Tue, Jul 7

4:17 pm - 11:27 am

STL

EYW

18h 10m

1 stop

1:14 pm - 8:57 am

EYW

STL

20h 43m

2 stops

$261Multiple Airlines

Thu, May 28 - Mon, Jun 1

4:19 pm - 2:01 pm

STL

EYW

20h 42m

1 stop

2:51 pm - 11:57 pm

EYW

STL

10h 06m

1 stop

$268Multiple Airlines

Sat, Jul 4 - Wed, Jul 8

4:17 pm - 11:25 am

STL

EYW

18h 08m

1 stop

11:46 am - 5:37 pm

EYW

STL

30h 51m

2 stops

$272Multiple Airlines

Sat, Jun 13 - Tue, Jun 16

4:17 pm - 11:25 am

STL

EYW

18h 08m

1 stop

1:14 pm - 8:52 am

EYW

STL

20h 38m

2 stops

$273Multiple Airlines

Thu, Jun 11 - Wed, Jun 17

8:07 pm - 2:35 pm

EVV

EYW

17h 28m

1 stop

5:07 pm - 9:20 am

EYW

EVV

17h 13m

1 stop

$274Allegiant Air

Tue, Jul 7 - Tue, Jul 14

1:22 pm - 7:51 pm

STL

EYW

5h 29m

1 stop

6:18 pm - 10:15 pm

EYW

STL

4h 57m

1 stop

$293Delta

Thu, Jul 2 - Thu, Jul 9

7:59 pm - 2:37 pm

BMI

EYW

17h 38m

1 stop

4:17 pm - 8:45 am

EYW

BMI

17h 28m

1 stop

$311Allegiant Air

Wed, Jun 3 - Tue, Jun 9

11:46 am - 4:13 pm

ORD

EYW

3h 27mnonstop

5:37 pm - 12:34 am

EYW

ORD

7h 57m

1 stop

$319American Airlines

Fri, Aug 7 - Mon, Aug 10

10:54 am - 5:20 pm

MDW

EYW

5h 26m

1 stop

6:15 pm - 10:36 pm

EYW

MDW

5h 21m

1 stop

$329Delta

Sat, Nov 7 - Thu, Nov 12

2:03 pm - 9:47 pm

ORD

EYW

6h 44m

1 stop

4:26 pm - 11:08 pm

EYW

ORD

7h 42m

1 stop

$329American Airlines

Useful Info

Low season	September
High season	February
Cheapest flight	$96

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly with an average 3% 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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Complete your trip

Direct Flights

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Origins

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Return flight deals

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

Key West (EYW)

EYW

$96 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