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.

€596 CHEAP FLIGHTS from Illinois to Knock

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Cheap Flights from Illinois to Knock

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

Return

One-way

Last minute

Recent return flight deals from Illinois to Knock

Wed, 30 Sep - Wed, 7 Oct

12:59 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

17h 36m2 stops Toronto Pearson Intl London Heathrow

13:05 - 08:00NOC Knock Intl-ORD Chicago O'Hare Intl

24h 55m2 stops London Heathrow Toronto Pearson Intl

€795Multiple Airlines

Sun, 10 Jan - Thu, 14 Jan

21:50 - 12:25ORD Chicago O'Hare Intl-NOC Knock Intl

32h 35m1 stop London Heathrow

13:00 - 13:45NOC Knock Intl-ORD Chicago O'Hare Intl

30h 45m1 stop London Heathrow

€846British Airways

Sun, 10 Jan - Thu, 14 Jan

15:30 - 12:25ORD Chicago O'Hare Intl-NOC Knock Intl

14h 55m2 stops Philadelphia London Heathrow

13:00 - 19:15NOC Knock Intl-ORD Chicago O'Hare Intl

12h 15m1 stop London Heathrow

€850British Airways

Sun, 10 Jan - Thu, 14 Jan

13:31 - 12:25ORD Chicago O'Hare Intl-NOC Knock Intl

16h 54m2 stops New York John F Kennedy Intl London Heathrow

13:00 - 12:30NOC Knock Intl-ORD Chicago O'Hare Intl

29h 30m2 stops London Heathrow Toronto Pearson Intl

€857British Airways

Sun, 10 Jan - Thu, 14 Jan

15:30 - 12:25ORD Chicago O'Hare Intl-NOC Knock Intl

14h 55m2 stops Philadelphia London Heathrow

13:00 - 19:15NOC Knock Intl-ORD Chicago O'Hare Intl

12h 15m1 stop London Heathrow

€861British Airways

Sun, 10 Jan - Thu, 14 Jan

13:31 - 12:25ORD Chicago O'Hare Intl-NOC Knock Intl

16h 54m2 stops New York John F Kennedy Intl London Heathrow

13:00 - 12:30NOC Knock Intl-ORD Chicago O'Hare Intl

29h 30m2 stops London Heathrow Toronto Pearson Intl

€868British Airways

Mon, 5 Oct - Mon, 12 Oct

13:31 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

17h 04m2 stops New York John F Kennedy Intl London Heathrow

13:05 - 15:55NOC Knock Intl-ORD Chicago O'Hare Intl

32h 50m1 stop London Heathrow

€886Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

16:33 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

14h 02m2 stops Toronto Pearson Intl London Heathrow

13:05 - 09:00NOC Knock Intl-ORD Chicago O'Hare Intl

25h 55m2 stops London Heathrow Toronto Pearson Intl

€894Multiple Airlines

Mon, 5 Oct - Mon, 12 Oct

09:02 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

21h 33m2 stops Charlotte Douglas London Heathrow

13:05 - 16:00NOC Knock Intl-ORD Chicago O'Hare Intl

32h 55m2 stops London Heathrow Madrid Barajas

€896British Airways

Wed, 30 Sep - Wed, 7 Oct

17:55 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

12h 40m1 stop London Heathrow

13:05 - 12:08NOC Knock Intl-ORD Chicago O'Hare Intl

29h 03m2 stops London Heathrow Dallas/Fort Worth

€916British Airways

Useful Info

Cheapest flight	€596

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.

Westport

Carrick-on-Shannon

Belmullet

Newport

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Knock (NOC)

€596 Find Cheap Flights from Illinois to Knock – Compare and Save

Cheap Flights from Illinois to Knock

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