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>

$102 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

Sat, Jul 4 - Wed, Jul 8

8:11 pm - 3:27 pm

PIA

EYW

18h 16m

1 stop

5:10 pm - 8:38 am

EYW

PIA

16h 28m

1 stop

$260Allegiant Air

Sat, Aug 22 - Wed, Aug 26

7:20 am - 2:24 pm

STL

EYW

6h 04m

1 stop

7:00 am - 10:41 am

EYW

STL

4h 41m

1 stop

$273Delta

Sat, Oct 17 - Sat, Oct 24

6:20 am - 12:58 pm

STL

EYW

5h 38m

1 stop

1:48 pm - 9:12 pm

EYW

STL

8h 24m

1 stop

$283American Airlines

Sun, Jun 7 - Sun, Jun 14

8:07 pm - 2:35 pm

EVV

EYW

17h 28m

1 stop

9:16 pm - 7:50 pm

EYW

EVV

23h 34m

1 stop

$287Allegiant Air

Sun, May 24 - Tue, Jun 2

9:13 am - 5:23 pm

STL

EYW

7h 10m

1 stop

6:19 pm - 11:59 pm

EYW

STL

6h 40m

1 stop

$293Delta

Tue, Jun 30 - Sat, Jul 4

6:00 am - 3:47 pm

STL

EYW

8h 47m

1 stop

1:01 pm - 8:29 pm

EYW

STL

8h 28m

2 stops

$298American Airlines

Sun, May 24 - Tue, Jun 2

4:19 pm - 11:27 am

STL

EYW

18h 08m

1 stop

1:14 pm - 8:55 am

EYW

STL

20h 41m

2 stops

$302Multiple Airlines

Tue, Jun 30 - Sat, Jul 4

7:30 am - 7:10 pm

STL

EYW

10h 40m

2 stops

1:01 pm - 8:29 pm

EYW

STL

8h 28m

2 stops

$303American Airlines

Wed, Sep 9 - Sat, Sep 12

1:30 pm - 7:45 pm

STL

EYW

5h 15m

1 stop

7:00 am - 12:53 pm

EYW

STL

6h 53m

1 stop

$306Delta

Sat, Aug 22 - Thu, Aug 27

5:33 pm - 7:16 pm

STL

EYW

24h 43m

2 stops

12:05 pm - 12:14 am

EYW

STL

13h 09m

1 stop

$318Multiple Airlines

Useful Info

Low season	September
High season	June
Cheapest flight	$102

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

Most popular time to fly and prices are also 2% lower on average.

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

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Origins

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

Key West (EYW)

EYW

$102 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