Which airports can I use when flying from Chicago O'Hare Intl Airport to Knock?

Flights from Chicago O'Hare Intl Airport to Knock usually depart from Chicago O'Hare Intl (ORD) and arrive at Knock Intl (NOC).

How long is a flight from Chicago O'Hare Intl Airport to Knock?

A direct flight from Chicago O'Hare Intl Airport to Knock takes 00m, covering 9,198 km.

Do I need a passport to fly from Chicago O'Hare Intl Airport to Knock?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Chicago O'Hare Intl Airport to Knock changed much recently?

Yes. Based on fares seen in the past 5 days, return prices on this route varied from about €810 to €1,431. That means the highest observed fare was about 76% higher than the lowest one.

What is the time difference between Chicago O'Hare Intl Airport and Knock?

Knock is 6 hours ahead of Chicago O'Hare Intl Airport (Irish Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Knock Intl Airport (NOC)?

Knock Intl Airport (NOC) hosts 5 major car hire companies, with daily rates averaging €29 for economy cars. Top options include: • Budget • Europcar • Thrifty • Avis • Hertz

Which airline is the cheapest to fly from Chicago O'Hare Intl Airport to Knock?

British Airways (€927) offered the cheapest return ticket from Chicago O'Hare Intl Airport to Knock in the last 5 days.

Cheap Flights from Chicago O'Hare to Knock | KAYAK

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Cheapest return flight

€810

Typical prices: €1,413-€1,413

Multiple Airlines

Wed 14/3Tue 20/3

ORD - NOC • 2 stops

Direct flights

Not available

There are currently no direct flights between Chicago O'Hare Intl Airport and Knock. You'll need to take a connecting flight to reach the destination.

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Flight Deals

Cheap Flights from Chicago to Knock (ORD-NOC)

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

Return

One-way

Recent return flight deals from O'Hare Intl to Knock

Sun, 14 Mar - Sat, 20 Mar

19:30 - 18:20ORD Chicago O'Hare Intl-NOC Knock Intl

17h 50m2 stops Reykjavik Keflavik Intl London Heathrow

09:00 - 21:25NOC Knock Intl-ORD Chicago O'Hare Intl

41h 25m3 stops London Stansted Kastrup Copenhagen Reykjavik Keflavik Intl

€810Multiple Airlines

5 hours ago

Sun, 14 Mar - Sat, 20 Mar

19:30 - 18:20ORD Chicago O'Hare Intl-NOC Knock Intl

17h 50m3 stops Reykjavik Keflavik Intl Paris Charles de Gaulle London Luton

09:00 - 21:25NOC Knock Intl-ORD Chicago O'Hare Intl

41h 25m3 stops London Stansted Kastrup Copenhagen Reykjavik Keflavik Intl

€878Multiple Airlines

5 hours ago

Sat, 13 Mar - Sun, 21 Mar

18:30 - 14:10ORD Chicago O'Hare Intl-NOC Knock Intl

13h 40m2 stops Reykjavik Keflavik Intl Manchester

09:05 - 18:20NOC Knock Intl-ORD Chicago O'Hare Intl

38h 15m3 stops London Stansted Kastrup Copenhagen Reykjavik Keflavik Intl

€906Multiple Airlines

5 hours ago

Sat, 13 Mar - Sun, 21 Mar

07:25 - 16:35ORD Chicago O'Hare Intl-NOC Knock Intl

27h 10m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl London Heathrow

09:05 - 18:20NOC Knock Intl-ORD Chicago O'Hare Intl

38h 15m3 stops London Stansted Kastrup Copenhagen Reykjavik Keflavik Intl

€909Multiple Airlines

5 hours ago

Sun, 14 Mar - Sat, 20 Mar

07:05 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

24h 25m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

13:05 - 07:50NOC Knock Intl-ORD Chicago O'Hare Intl

47h 45m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

€914Multiple Airlines

5 hours ago

Sun, 14 Mar - Fri, 19 Mar

13:55 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

17h 35m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

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

24h 07m2 stops London Heathrow Toronto Pearson Intl

€921Multiple Airlines

5 hours ago

Sun, 14 Feb - Thu, 18 Feb

18:50 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

11h 40m1 stop London Heathrow

13:05 - 15:30NOC Knock Intl-ORD Chicago O'Hare Intl

32h 25m1 stop London Heathrow

€927British Airways

2 days ago

Mon, 15 Mar - Sat, 20 Mar

17:21 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

38h 09m2 stops Boston Logan Intl London Heathrow

13:05 - 14:05NOC Knock Intl-ORD Chicago O'Hare Intl

30h 00m2 stops London Heathrow Madrid Barajas

€929British Airways

5 hours ago

Sun, 14 Feb - Thu, 18 Feb

15:19 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

15h 11m2 stops Boston Logan Intl London Heathrow

13:05 - 13:45NOC Knock Intl-ORD Chicago O'Hare Intl

30h 40m1 stop London Heathrow

€931British Airways

2 days ago

Sun, 14 Feb - Thu, 18 Feb

15:59 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

14h 31m2 stops New York John F Kennedy Intl London Heathrow

13:05 - 13:02NOC Knock Intl-ORD Chicago O'Hare Intl

29h 57m2 stops London Heathrow Toronto Pearson Intl

€938British Airways

2 days ago

Booking Insights

Price, demand, and travel trends for Chicago O'Hare Intl Airport to Knock flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Chicago O'Hare Intl Airport to Knock?: British Airways (€927) offered the cheapest return ticket from Chicago O'Hare Intl Airport to Knock in the last 5 days.

Find deals

Cheapest flight	€810

Return flight from Chicago O'Hare Intl Airport to Knock

When to book flights from O'Hare Intl to Knock

Are your dates flexible? Find out the best times to travel from O'Hare Intl to Knock based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How long is a flight from Chicago O'Hare Intl Airport to Knock?
A direct flight from Chicago O'Hare Intl Airport to Knock takes 00m, covering 9,198 km.
Do I need a passport to fly from Chicago O'Hare Intl Airport to Knock?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Chicago O'Hare Intl Airport to Knock changed much recently?
Yes. Based on fares seen in the past 5 days, return prices on this route varied from about €810 to €1,431. That means the highest observed fare was about 76% higher than the lowest one.
Which car hire options are available at Knock Intl Airport (NOC)?
Knock Intl Airport (NOC) hosts 5 major car hire companies, with daily rates averaging €29 for economy cars. Top options include:

• Budget
• Europcar
• Thrifty
• Avis
• Hertz
Which airports can I use when flying from Chicago O'Hare Intl Airport to Knock?
Flights from Chicago O'Hare Intl Airport to Knock usually depart from Chicago O'Hare Intl (ORD) and arrive at Knock Intl (NOC).
What is the time difference between Chicago O'Hare Intl Airport and Knock?
Knock is 6 hours ahead of Chicago O'Hare Intl Airport (Irish Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

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ORD - NOC

€810 Find Cheap Flights from Chicago to Knock – Compare and Save

Everything you should know

Cheap Flights from Chicago to Knock (ORD-NOC)

Recent return flight deals from O'Hare Intl to Knock

Recent one-way flight deals from O'Hare Intl to Knock

Price, demand, and travel trends for Chicago O'Hare Intl Airport to Knock flights

Which airline is the cheapest to fly from Chicago O'Hare Intl Airport to Knock?

Key details for Chicago O'Hare Intl Airport to Knock flights

Cheapest flight

When to book flights from O'Hare Intl to Knock

Your Chicago O'Hare Intl Airport to Knock flight questions, answered

More options for your flight from O'Hare Intl to Knock

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

Information on your arrival and departure airports

Cabin class types available on flights to Knock

Flights from domestic origins to Knock

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