How do I get Price Alerts for flights from Chicago to Knock?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago from Knock . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Chicago to Knock with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Chicago to Knock Intl Airport?

Prices for flights from Chicago to Knock Intl Airport refresh daily.

How old do you have to be to fly from Chicago to Knock Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Knock Intl Airport.

What documentation or ID do you need to fly to Knock Intl Airport?

The necessary travel and health documents for your Knock Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

€785 Cheap Flights from Chicago to Knock in 2026

Find the cheapest flights from Chicago to Knock

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:45 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

15h 45m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

13:05 - 09:23NOC Knock Intl-ORD Chicago O'Hare Intl

26h 18m2 stops London Heathrow Toronto Pearson Intl

€785Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

19:35 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

11h 55m1 stop London Heathrow

13:00 - 15:30NOC Knock Intl-ORD Chicago O'Hare Intl

32h 30m1 stop London Heathrow

€813Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

16:45 - 12:30ORD Chicago O'Hare Intl-NOC Knock Intl

14h 45m2 stops Charlotte Douglas London Heathrow

13:00 - 15:30NOC Knock Intl-ORD Chicago O'Hare Intl

32h 30m1 stop London Heathrow

€816Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

18:40 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

35h 55m2 stops Raleigh-Durham London Heathrow

13:05 - 12:30NOC Knock Intl-ORD Chicago O'Hare Intl

29h 25m1 stop London Heathrow

€829Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

18:40 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

35h 55m2 stops Raleigh-Durham London Heathrow

13:05 - 22:30NOC Knock Intl-ORD Chicago O'Hare Intl

39h 25m2 stops London Heathrow Philadelphia

€833Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

07:05 - 10:50ORD Chicago O'Hare Intl-NOC Knock Intl

22h 45m3 stops Montreal Pierre Elliott Trudeau Intl Zurich Manchester

18:45 - 17:20NOC Knock Intl-ORD Chicago O'Hare Intl

28h 35m3 stops London Luton Dublin Reykjavik Keflavik Intl

€881Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

07:05 - 10:50ORD Chicago O'Hare Intl-NOC Knock Intl

22h 45m3 stops Montreal Pierre Elliott Trudeau Intl Zurich Manchester

18:45 - 14:10NOC Knock Intl-ORD Chicago O'Hare Intl

25h 25m2 stops London Luton Dublin

€927Multiple Airlines

Mon, 26 Oct - Mon, 2 Nov

18:05 - 12:35ORD Chicago O'Hare Intl-NOC Knock Intl

12h 30m1 stop London Heathrow

13:05 - 12:30NOC Knock Intl-ORD Chicago O'Hare Intl

29h 25m1 stop London Heathrow

€968Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

15:45 - 16:55ORD Chicago O'Hare Intl-NOC Knock Intl

19h 10m2 stops Dublin London Heathrow

14:55 - 19:50NOC Knock Intl-ORD Chicago O'Hare Intl

34h 55m3 stops Palma de Mallorca Son Sant Joan Vienna Intl Warsaw Frederic Chopin

€1,051Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

18:35 - 12:25ORD Chicago O'Hare Intl-NOC Knock Intl

11h 50m1 stop London Heathrow

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

30h 45m1 stop London Heathrow

€1,145British Airways

Mon, 9 Nov - Thu, 12 Nov

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British Airways flights from Chicago to Knock

Our best British Airways deals on Chicago to Knock flight tickets

British Airways

18 Sept

ORD13:35Chicago O'Hare Intl

17h 00m

2 stops

NOC12:35Knock Intl

21 Sept

NOC13:05Knock Intl

30h 15m

2 stops

ORD13:20Chicago O'Hare Intl

€903

British Airways

9 Nov

ORD18:35Chicago O'Hare Intl

11h 50m

1 stop

NOC12:25Knock Intl

12 Nov

NOC13:00Knock Intl

30h 45m

1 stop

ORD13:45Chicago O'Hare Intl

€1,145

British Airways

9 Nov

ORD18:35Chicago O'Hare Intl

11h 50m

1 stop

NOC12:25Knock Intl

12 Nov

NOC13:00Knock Intl

30h 45m

1 stop

ORD13:45Chicago O'Hare Intl

€1,146

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 26/10

15:45-12:30

2 stops15h 45m

Knock Intl

Mon 2/11

13:05-09:23

2 stops26h 18m

€785

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 26/10

19:35-12:30

1 stop11h 55m

Knock Intl

Mon 2/11

13:00-15:30

1 stop32h 30m

€813

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 26/10

16:45-12:30

2 stops14h 45m

Knock Intl

Mon 2/11

13:00-15:30

1 stop32h 30m

€816

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 12/10

18:40-12:35

2 stops35h 55m

Knock Intl

Mon 19/10

13:05-12:30

1 stop29h 25m

€829

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 12/10

18:40-12:35

2 stops35h 55m

Knock Intl

Mon 19/10

13:05-22:30

2 stops39h 25m

€833

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 26/10

07:05-10:50

3 stops22h 45m

Knock Intl

Mon 2/11

18:45-17:20

3 stops28h 35m

€881

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 26/10

07:05-10:50

3 stops22h 45m

Knock Intl

Mon 2/11

18:45-14:10

2 stops25h 25m

€927

Fastest return journey

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 12/10

18:05-12:35

1 stop12h 30m

Knock Intl

Mon 19/10

13:05-12:30

1 stop29h 25m

€968

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 12/10

15:45-16:55

2 stops19h 10m

Knock Intl

Mon 19/10

14:55-19:50

3 stops34h 55m

€1,051

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 9/11

18:35-12:25

1 stop11h 50m

Knock Intl

Thu 12/11

13:00-13:45

1 stop30h 45m

€1,145

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Chicago to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Knock according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Chicago to Knock (CHI to NOC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Knock

Best price found	€785
Fastest flight time	11h 50m
Direct flights	None

The best flight deal from Chicago to Knock found on momondo in the last 72 hours is €785

The fastest flight from Chicago to Knock takes 11h 50m

There are no direct flights from Chicago to Knock. There are no popular flight routes from Chicago to Knock.

Search flight deals

Frequently asked questions about flying from Chicago to Knock

How far is Chicago to Knock Intl by plane?
A flight from Chicago to Knock Intl will travel around 5704.4 km. Flights usually cover this in 11h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago to Knock Intl Airport?
Prices for flights from Chicago to Knock Intl Airport refresh daily.
How old do you have to be to fly from Chicago to Knock Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Knock Intl Airport.
What documentation or ID do you need to fly to Knock Intl Airport?
The necessary travel and health documents for your Knock Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Chicago to Knock

How do I get Price Alerts for flights from Chicago to Knock?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago from Knock. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Chicago to Knock with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Sligo

Westport

Carrick-on-Shannon

Belmullet

Newport

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Knock?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Knock for you.

Can I find flights from Chicago to Knock with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Knock flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Knock?

momondo provides multiple filters to help you find the best flight to Knock from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Knock right now. Can momondo alert me if prices change?

Price alerts on flights to Knock from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Knock trip

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Cheap flights from Chicago to Knock from €785

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Knock departing on 26/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Chicago to Knock

Cheap return flights

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Cheap last-minute flights

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

British Airways flights from Chicago to Knock

Our best British Airways deals on Chicago to Knock flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to Knock that are best for you.

When to book flights from Chicago to Knock

Cheap Chicago to Knock (CHI to NOC) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Chicago to Knock

Frequently asked questions about flying from Chicago to Knock

Travelling to a place near Knock?

Why use momondo?

An easier way to manage your Knock trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland

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Popular flights according to clicks in the last 7 days on momondo

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