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Cheap flights from Key West to Illinois from $100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Illinois departing on 12/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Key West to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Key West to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Key West to Illinois.

Cheap last minute flights

Planning a quick getaway from Key West to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Key West to Illinois

Find recent round-trip train or bus tickets from Key West to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
1:07 pm - 3:38 pmEYW-ORD
3h 31mnonstop
8:10 am - 12:34 pmORD-EYW
3h 24mnonstop
$224American Airlines
Find Deal
Tue, Dec 24 - Sat, Jan 11
1:06 pm - 3:43 pmEYW-ORD
3h 37mnonstop
8:10 am - 12:35 pmORD-EYW
3h 25mnonstop
$249American Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
1:07 pm - 3:38 pmEYW-ORD
3h 31mnonstop
10:28 am - 7:07 pmORD-EYW
7h 39m1 stop
$254American Airlines
Find Deal
Tue, Dec 24 - Sat, Jan 11
2:19 pm - 9:05 pmEYW-ORD
7h 46m1 stop
9:30 am - 5:24 pmORD-EYW
6h 54m1 stop
$268Delta
Find Deal
Thu, Dec 12 - Mon, Dec 16
11:55 am - 6:50 pmEYW-ORD
7h 55m1 stop
8:10 am - 12:35 pmORD-EYW
3h 25mnonstop
$279American Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
12:26 pm - 2:55 pmEYW-ORD
3h 29mnonstop
7:10 am - 11:30 amORD-EYW
3h 20mnonstop
$304United Airlines
Find Deal
Tue, Dec 24 - Mon, Dec 30
7:25 am - 11:58 amEYW-MDW
5h 33m1 stop
6:00 am - 1:24 pmMDW-EYW
6h 24m1 stop
$323Delta
Find Deal
Thu, Dec 12 - Mon, Dec 16
10:55 am - 11:46 amEYW-ORD
25h 51m1 stop
7:10 am - 11:30 amORD-EYW
3h 20mnonstop
$324United Airlines
Find Deal
Tue, Dec 17 - Tue, Dec 24
10:31 am - 8:49 pmEYW-ORD
11h 18m2 stops
3:31 pm - 4:56 pmORD-EYW
24h 25m3 stops
Tue, Dec 24 - Mon, Dec 30
10:31 am - 8:49 pmEYW-ORD
11h 18m2 stops
8:14 pm - 4:56 pmORD-EYW
19h 42m2 stops
Tue, Dec 24 - Mon, Dec 30
1:05 pm - 3:42 pmEYW-ORD
3h 37mnonstop
$100American Airlines
Find Deal
Wed, Dec 18
6:30 pm - 11:58 pmEYW-ORD
6h 28m1 stop
$109Delta
Find Deal
Wed, Dec 18
6:20 pm - 10:20 pmEYW-MDW
5h 00m1 stop
$109Delta
Find Deal
Tue, Feb 11
5:31 pm - 8:29 amEYW-RFD
15h 58m1 stop
$115Allegiant Air
Find Deal
Thu, Dec 5
9:03 am - 5:20 pmEYW-ORD
9h 17m1 stop
Sun, Jan 12
10:00 am - 3:16 pmEYW-MDW
6h 16m1 stop
Sun, Jan 12
4:05 pm - 6:26 pmEYW-ORD
3h 21mnonstop
$140United Airlines
Find Deal
Tue, Dec 17
4:50 pm - 10:56 pmEYW-ORD
7h 06m1 stop
$149United Airlines
Find Deal
Wed, Dec 25
11:30 am - 1:07 pmEYW-ORD
26h 37m3 stops
$678Alaska Airlines
Find Deal
Sat, Jan 11
11:30 am - 5:05 pmEYW-ORD
30h 35m3 stops
$978Alaska Airlines
Find Deal
Sun, Jan 12
12:55 pm - 3:26 pmEYW-ORD
3h 31mnonstop
8:09 am - 12:25 pmORD-EYW
3h 16mnonstop
$349American Airlines
Find Deal
Fri, Nov 22 - Mon, Nov 25
5:13 pm - 10:05 pmEYW-ORD
5h 52m1 stop
8:04 am - 12:20 pmORD-EYW
3h 16mnonstop
$359American Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
2:13 pm - 9:15 pmEYW-ORD
8h 02m1 stop
6:00 am - 11:38 amORD-EYW
4h 38m1 stop
$377Delta
Find Deal
Fri, Nov 22 - Tue, Nov 26
12:33 pm - 5:54 pmEYW-MDW
6h 21m1 stop
12:43 pm - 8:30 pmMDW-EYW
6h 47m1 stop
$377Delta
Find Deal
Fri, Nov 22 - Mon, Nov 25
12:55 pm - 3:26 pmEYW-ORD
3h 31mnonstop
12:15 pm - 6:48 pmORD-EYW
5h 33m1 stop
$409American Airlines
Find Deal
Fri, Nov 22 - Tue, Nov 26
10:55 am - 9:37 amEYW-ORD
23h 42m1 stop
10:55 am - 3:01 pmORD-EYW
3h 06mnonstop
$419United Airlines
Find Deal
Sun, Nov 24 - Fri, Nov 29
4:05 pm - 6:26 pmEYW-ORD
3h 21mnonstop
10:55 am - 3:01 pmORD-EYW
3h 06mnonstop
$429United Airlines
Find Deal
Sun, Nov 24 - Fri, Nov 29
2:25 pm - 8:32 pmEYW-ORD
7h 07m1 stop
10:06 am - 4:35 pmORD-EYW
5h 29m1 stop
$448American Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
2:13 pm - 9:15 pmEYW-ORD
8h 02m1 stop
1:30 pm - 8:30 pmORD-EYW
6h 00m1 stop
$488Delta
Find Deal
Sun, Nov 24 - Thu, Nov 28
10:11 am - 9:20 amEYW-ORD
24h 09m2 stops
11:51 am - 4:25 pmORD-EYW
27h 34m3 stops
Fri, Nov 22 - Mon, Nov 25
1:07 pm - 3:38 pmEYW-ORD
3h 31mnonstop
8:10 am - 12:34 pmORD-EYW
3h 24mnonstop
$224American Airlines
Find Deal
Tue, Dec 24 - Sat, Jan 11
1:06 pm - 3:43 pmEYW-ORD
3h 37mnonstop
8:10 am - 12:35 pmORD-EYW
3h 25mnonstop
$249American Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
4:05 pm - 6:26 pmEYW-ORD
3h 21mnonstop
7:10 am - 11:30 amORD-EYW
3h 20mnonstop
$279United Airlines
Find Deal
Tue, Dec 17 - Tue, Dec 24
12:26 pm - 2:55 pmEYW-ORD
3h 29mnonstop
7:10 am - 11:30 amORD-EYW
3h 20mnonstop
$304United Airlines
Find Deal
Tue, Dec 24 - Mon, Dec 30
4:19 pm - 6:50 pmEYW-ORD
3h 31mnonstop
7:10 am - 11:30 amORD-EYW
3h 20mnonstop
$329United Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
4:05 pm - 6:26 pmEYW-ORD
3h 21mnonstop
11:02 am - 3:13 pmORD-EYW
3h 11mnonstop
$627United Airlines
Find Deal
Mon, Dec 16 - Thu, Dec 19
3:50 pm - 6:21 pmEYW-ORD
3h 31mnonstop
10:35 am - 2:49 pmORD-EYW
3h 14mnonstop
$649United Airlines
Find Deal
Thu, Jan 9 - Fri, Jan 17
1:07 pm - 3:38 pmEYW-ORD
3h 31mnonstop
8:00 am - 12:37 pmORD-EYW
3h 37mnonstop
$664American Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
4:05 pm - 6:26 pmEYW-ORD
3h 21mnonstop
10:55 am - 3:01 pmORD-EYW
3h 06mnonstop
$835United Airlines
Find Deal
Sun, Dec 1 - Thu, Dec 5

American Airlines flights from Key West to Illinois

Our best American Airlines deals on Key West to Illinois flight tickets
American Airlines
Dec 24
EYW1:07 pmKey West
3h 31m
ORD3:38 pmChicago O'Hare Intl
Jan 11
ORD8:10 amChicago O'Hare Intl
3h 24m
EYW12:34 pmKey West
American Airlines
Dec 12
EYW1:06 pmKey West
3h 37m
ORD3:43 pmChicago O'Hare Intl
Dec 16
ORD8:10 amChicago O'Hare Intl
3h 25m
EYW12:35 pmKey West
American Airlines
Dec 24
EYW1:07 pmKey West
3h 31m
ORD3:38 pmChicago O'Hare Intl
Jan 11
ORD10:28 amChicago O'Hare Intl
7h 39m
1 stop
EYW7:07 pmKey West

Delta flights from Key West to Illinois

Our best Delta deals on Key West to Illinois flight tickets
Delta
Dec 12
EYW2:19 pmKey West
7h 46m
1 stop
ORD9:05 pmChicago O'Hare Intl
Dec 16
ORD9:30 amChicago O'Hare Intl
6h 54m
1 stop
EYW5:24 pmKey West
Delta
Dec 12
EYW7:25 amKey West
5h 33m
1 stop
MDW11:58 amChicago Midway
Dec 16
MDW6:00 amChicago Midway
6h 24m
1 stop
EYW1:24 pmKey West
Delta
Nov 22
EYW6:13 pmKey West
6h 46m
1 stop
ORD11:59 pmChicago O'Hare Intl
Nov 25
ORD7:10 amChicago O'Hare Intl
5h 08m
1 stop
EYW1:18 pmKey West

How to get the cheapest flight ticket from Key West to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Illinois from Key West?

United Airlines. United Airlines and American Airlines are the most popular carriers operating from Key West to Illinois

What is the cheapest Key West to Illinois flight route?

Key West - Chicago O'Hare Intl. Fly from Key West to Chicago O'Hare Intl for the best Key West - Illinois flight prices

How many flights depart from Key West to Illinois on average per day?

3 flights are operational weekly from Key West to Illinois as of November 2024. The most popular departure time for this route is 4:00PM, with 100% of flights per day taking off in the afternoon.

Can stopping save me money on Key West to Illinois flights?

No. A direct flight is the cheapest option for a flight between Key West to Illinois.

Cheap Key West to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Illinois

Best Price Found

$100

Fastest flight time

3h 21m

Direct flights

Every day

Airports in Illinois

4 airports
The best one-way flight to Illinois from Key West in the past 72 hours is $100. The best round-trip flight deal from Key West to Illinois found on momondo in the last 72 hours is $224.
The fastest flight from Key West to Illinois takes 3h 21m
Direct flights go from Key West to Illinois every day.
There are 4 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Chicago Greater Rockford (RFD), Greater Peoria (PIA)

  • When did momondo last update prices for flights from Key West Airport to Illinois?

    Prices for flights from Key West Airport to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Key West Airport to Illinois?

  • How old do you have to be to fly from Key West Airport to Illinois?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Key West to Illinois?


Best airlines flying from Key West to Illinois

Compare and see reviews for airlines that fly from Key West to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $211Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $313Free CancellationRating
7.4
9,173 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Key West to Illinois with flexible booking policies on momondo?

Flights from Key West to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Key West to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Key West.

I’m not ready to book a flight from Key West to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Key West. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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