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

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 Knock. 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 Knock?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knock 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 Knock?

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 Knock 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 Knock?

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 Knock 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>

$691 CHEAP FLIGHTS from Illinois to Knock

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

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Cheapest round-trip

$691

Multiple Airlines

Wed 1/21Wed 1/28

ORD - NOC • 1 stop

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We hope you love your trip to Knock!

Flight Deals

Cheap Flights from Illinois to Knock

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Knock that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Round-trip

Recent round-trip flight deals from Illinois to Knock

Wed, Jan 21 - Wed, Jan 28

6:25 pm - 12:25 pm

ORD

NOC

12h 00m1 stop

1:00 pm - 3:25 pm

NOC

ORD

32h 25m1 stop

$691Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

4:14 pm - 12:25 pm

ORD

NOC

14h 11m2 stops

1:00 pm - 3:25 pm

NOC

ORD

32h 25m1 stop

$695Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

1:35 pm - 12:25 pm

ORD

NOC

16h 50m2 stops

1:00 pm - 7:15 pm

NOC

ORD

36h 15m2 stops

$697British Airways

Fri, Feb 27 - Tue, Mar 3

5:10 pm - 12:25 pm

ORD

NOC

13h 15m1 stop

1:00 pm - 2:55 pm

NOC

ORD

31h 55m2 stops

$879British Airways

Fri, Feb 27 - Tue, Mar 3

5:10 pm - 12:25 pm

ORD

NOC

13h 15m1 stop

1:00 pm - 2:55 pm

NOC

ORD

31h 55m2 stops

$880British Airways

Fri, Feb 27 - Tue, Mar 3

6:35 pm - 12:25 pm

ORD

NOC

11h 50m1 stop

1:00 pm - 1:50 pm

NOC

ORD

30h 50m1 stop

$884British Airways

Fri, Feb 27 - Tue, Mar 3

6:35 pm - 12:25 pm

ORD

NOC

11h 50m1 stop

1:00 pm - 3:25 pm

NOC

ORD

32h 25m1 stop

$885British Airways

Wed, Jan 21 - Wed, Jan 28

6:30 pm - 12:25 pm

ORD

NOC

35h 55m3 stops

1:00 pm - 5:20 pm

NOC

ORD

34h 20m3 stops

$927Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

7:10 pm - 5:05 pm

ORD

NOC

15h 55m2 stops

1:00 pm - 10:42 pm

NOC

ORD

39h 42m3 stops

$1,050Multiple Airlines

Useful Info

Cheapest flight	$691

Flight from Chicago to Knock

How does KAYAK find such low prices on flights from Illinois to Knock?
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 Knock.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Knock?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knock 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 Knock?
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 Knock 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 Knock?
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 Knock from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Westport

Carrick-on-Shannon

Belmullet

Newport

Everything you need to know for your flight to Knock

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

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Information on the airport you'll fly into in Knock

Knock (NOC)

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$691 Find Cheap Flights from Illinois to Knock

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

Everything you should know

Cheap Flights from Illinois to Knock

Recent round-trip flight deals from Illinois to Knock

Good to know

FAQs for booking flights from Illinois to Knock

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

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 Knock.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knock 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 Knock?

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 Knock 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 Knock?

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 Knock 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 Knock?

Everything you need to know for your flight to Knock

Information on the airport you'll fly into in Knock

Cabin class types available on flights to Illinois

Complete your trip to Knock with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to Knock

Choose which airport to fly into in Knock