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 return 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>

€466 CHEAP FLIGHTS from Illinois to Knock

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Cheap Flight Deals from Illinois to Knock

Here are some of the best deals found on KAYAK recently from the most popular airlines for return 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.

Round-trip

One-way

Last minute

Recent return flight deals from Illinois to Knock

Recommended return deals departing in the coming months from the most popular airlines that fly from Illinois to Knock.

Discover the best prices and deals for you by selecting your travel dates.

Choose your dates

14:30 - 12:35ORD-NOC

16h 05m2 stops

13:05 - 15:00NOC-ORD

31h 55m2 stops

€909

Find Deal

Sun, 6 Apr - Sun, 13 Apr

11:30 - 12:35ORD-NOC

19h 05m2 stops

13:05 - 08:55NOC-ORD

25h 50m2 stops

€915

Find Deal

Fri, 4 Apr - Fri, 11 Apr

18:30 - 12:30ORD-NOC

37h 00m2 stops

13:05 - 15:10NOC-ORD

56h 05m2 stops

€954British Airways

Find Deal

Sat, 22 Mar - Sun, 30 Mar

05:55 - 12:35ORD-NOC

24h 40m3 stops

09:45 - 21:00NOC-ORD

41h 15m3 stops

€1,047

Find Deal

Fri, 4 Apr - Fri, 11 Apr

16:55 - 12:35ORD-NOC

13h 40m1 stop

13:05 - 10:49NOC-ORD

51h 44m2 stops

€1,055Aer Lingus

Find Deal

Fri, 4 Apr - Fri, 11 Apr

22:20 - 12:35ORD-NOC

32h 15m1 stop

13:05 - 14:00NOC-ORD

30h 55m2 stops

€1,064

Find Deal

Sun, 6 Apr - Sun, 13 Apr

18:30 - 12:30ORD-NOC

37h 00m2 stops

13:05 - 11:50NOC-ORD

28h 45m1 stop

€1,066British Airways

Find Deal

Sat, 22 Mar - Sun, 30 Mar

20:50 - 12:35ORD-NOC

33h 45m2 stops

13:05 - 14:00NOC-ORD

30h 55m2 stops

€1,156Aer Lingus

Find Deal

Fri, 18 Apr - Mon, 21 Apr

15:45 - 12:35ORD-NOC

14h 50m2 stops

13:05 - 13:50NOC-ORD

30h 45m1 stop

€1,168Aer Lingus

Find Deal

Fri, 18 Apr - Mon, 21 Apr

17:55 - 12:35ORD-NOC

12h 40m1 stop

13:05 - 11:55NOC-ORD

28h 50m1 stop

€1,378British Airways

Find Deal

Mon, 9 Jun - Tue, 24 Jun

Cheapest flight	€466

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 return 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.

See more FAQs

Direct departures

Illinois to Knock Intl

Monday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

Tuesday

Aer Lingus, British Airways, Qatar Airways, +2 more

Aer Lingus, British Airways, +3 more

Wednesday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

Thursday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

Friday

Aer Lingus, British Airways, Qatar Airways, +2 more

Aer Lingus, British Airways, +3 more

Saturday

Aer Lingus, British Airways, Qatar Airways, +2 more

Aer Lingus, British Airways, +3 more

Sunday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

See more direct flights

Direct returns

Knock Intl to Illinois

Monday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

Tuesday

Aer Lingus, British Airways, Qatar Airways, +2 more

Aer Lingus, British Airways, +3 more

Wednesday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

Thursday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

Friday

Aer Lingus, British Airways, Qatar Airways, +2 more

Aer Lingus, British Airways, +3 more

Saturday

Aer Lingus, British Airways, Qatar Airways, +2 more

Aer Lingus, British Airways, +3 more

Sunday

Aer Lingus, British Airways, Qatar Airways, +1 more

Aer Lingus, British Airways, +2 more

See more direct flights

Westport

Carrick-on-Shannon

Belmullet

Newport

Everything you need to know for your flight to Knock

Information on the airport you'll fly into in Knock

Knock (NOC)

€466 Find Cheap Flights from Illinois to Knock

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Knock departing on 25/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

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

Cheap Flight Deals from Illinois to Knock

Recent return flight deals from Illinois to Knock

Recent one-way flight deals from Illinois to Knock

Recent last minute flight deals from Illinois to Knock

Good to know

Cheapest flight

FAQs for booking flights from Illinois to Knock

How does KAYAK find such low prices 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?

What is the Hacker Fare option on flights from Illinois to Knock?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Knock?

Prefer to fly direct from Illinois to Knock Intl?

Travelling 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

Cabin classes available on flights to Knock. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Flights from domestic origins to Knock

Flights from all regions of Illinois to Knock. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in Knock