Question 1

What is the cheapest flight from Chicago O'Hare Intl Airport to Knock?

Accepted Answer

In the last 3 days, the lowest price for a flight from Chicago O'Hare Intl Airport to Knock was $528 for a one-way ticket and $898 for a round-trip. <a href='/flight-routes/Chicago-O-Hare-Intl-ORD/Knock-Intl-NOC'>Visit our flight page for the latest deals!>/a>

Question 2

Do I need a passport to fly between Chicago and Knock?

Accepted Answer

Yes, you'll most likely have to show a valid passport before boarding the plane in Chicago and on arrival in Knock. <a href='/flight-routes/Chicago-O-Hare-Intl-ORD/Knock-Intl-NOC'>Visit our flight page for the latest deals!>/a>

Question 3

Which aircraft models fly most regularly from Chicago to Knock?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 4

Which airline alliances offer flights from Chicago to Knock?

Accepted Answer

oneworld is the only airline alliance operating flights between Chicago and Knock.

Question 5

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

Accepted Answer

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 Chicago to Knock. <a href='/flight-routes/Chicago-O-Hare-Intl-ORD/Knock-Intl-NOC'>Visit our flight page for the latest deals!>/a>

Question 6

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

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knock from Chicago is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Chicago-O-Hare-Intl-ORD/Knock-Intl-NOC'>Visit our flight page for the latest deals!>/a>

Question 7

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

Accepted Answer

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 Chicago with another airline. Booking your flights between Chicago and NOC can sometimes prove cheaper using this method. <a href='/flight-routes/Chicago-O-Hare-Intl-ORD/Knock-Intl-NOC'>Visit our flight page for the latest deals!>/a>

Question 8

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

Accepted Answer

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 Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Chicago-O-Hare-Intl-ORD/Knock-Intl-NOC'>Visit our flight page for the latest deals!>/a>

Question 9

Which airlines provide the cheapest flights from Chicago to Knock?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Chicago to Knock were found on Aer Lingus ($898) and British Airways ($936).

ORD - NOC

$528 Find Cheap Flights from Chicago to Knock

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

Cheap Flights from Chicago to Knock (ORD-NOC)

Recent round-trip flight deals from Chicago to Knock

Recent one-way flight deals from Chicago to Knock

KAYAK's insights & trends for Chicago to Knock flights

Get data-powered insights and trends into flights from Chicago to Knock to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Chicago to Knock?

In the past 3 days, the cheapest round-trip tickets from Chicago to Knock were found on Aer Lingus ($898) and British Airways ($936).

Good to know

When to book flights from Chicago to Knock

FAQs for booking Chicago to Knock flights

What is the cheapest flight from Chicago O'Hare Intl Airport to Knock?

In the last 3 days, the lowest price for a flight from Chicago O'Hare Intl Airport to Knock was $528 for a one-way ticket and $898 for a round-trip.

Do I need a passport to fly between Chicago and Knock?

Yes, you'll most likely have to show a valid passport before boarding the plane in Chicago and on arrival in Knock.

Which aircraft models fly most regularly from Chicago to Knock?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Chicago to Knock?

oneworld is the only airline alliance operating flights between Chicago and Knock.

How does KAYAK find such low prices on flights from Chicago 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 Chicago to Knock.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knock from Chicago 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 Chicago 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 Chicago with another airline. Booking your flights between Chicago and NOC can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago 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 Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Chicago to Knock

Information on your arrival and departure airports

Cabin class types available on flights to Knock

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

Find direct flights to and from Chicago and Knock

Flights to other popular destinations

Flights from domestic origins to Knock

Choose which airport to fly into in Chicago