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Cheap flights from Chicago O'Hare Intl Airport to Knock from €755

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Knock departing on 27/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Chicago O'Hare Intl Airport to Knock

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:10 - 12:25
ORD
-
NOC
13h 15m1 stop
British Airways Logo
13:00 - 14:55
NOC
-
ORD
31h 55m2 stops
€755British Airways
Fri, 27 Feb - Tue, 3 Mar
British Airways Logo
16:30 - 12:25
ORD
-
NOC
13h 55m2 stops
British Airways Logo
13:00 - 14:55
NOC
-
ORD
31h 55m2 stops
€759British Airways
Fri, 27 Feb - Tue, 3 Mar
British Airways Logo
18:35 - 12:25
ORD
-
NOC
11h 50m1 stop
British Airways Logo
13:00 - 13:50
NOC
-
ORD
30h 50m1 stop
€760British Airways
Fri, 27 Feb - Tue, 3 Mar
British Airways Logo
10:28 - 12:25
ORD
-
NOC
19h 57m2 stops
British Airways Logo
13:00 - 13:50
NOC
-
ORD
30h 50m1 stop
€763British Airways
Fri, 27 Feb - Tue, 3 Mar
British Airways Logo
16:30 - 12:25
ORD
-
NOC
13h 55m2 stops
British Airways Logo
13:00 - 14:55
NOC
-
ORD
31h 55m2 stops
€768British Airways
Fri, 27 Feb - Tue, 3 Mar

British Airways flights from Chicago O'Hare Intl Airport to Knock

Our best British Airways deals on Chicago O'Hare Intl Airport to Knock flight tickets
British Airways
27 Feb
ORD17:10Chicago O'Hare Intl
13h 15m
1 stop
NOC12:25Knock Intl
3 Mar
NOC13:00Knock Intl
31h 55m
2 stops
ORD14:55Chicago O'Hare Intl
€755
Find similar
British Airways
27 Feb
ORD16:30Chicago O'Hare Intl
13h 55m
2 stops
NOC12:25Knock Intl
3 Mar
NOC13:00Knock Intl
31h 55m
2 stops
ORD14:55Chicago O'Hare Intl
€759
Find similar
British Airways
27 Feb
ORD18:35Chicago O'Hare Intl
11h 50m
1 stop
NOC12:25Knock Intl
3 Mar
NOC13:00Knock Intl
30h 50m
1 stop
ORD13:50Chicago O'Hare Intl
€760
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport to Knock that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 11 December 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 27/2

17:10-12:25

1 stop13h 15m

Knock Intl

Tue 3/3

13:00-14:55

2 stops31h 55m

€755

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 27/2

16:30-12:25

2 stops13h 55m

Knock Intl

Tue 3/3

13:00-14:55

2 stops31h 55m

€759

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 27/2

18:35-12:25

1 stop11h 50m

Knock Intl

Tue 3/3

13:00-13:50

1 stop30h 50m

€760

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 27/2

10:28-12:25

2 stops19h 57m

Knock Intl

Tue 3/3

13:00-13:50

1 stop30h 50m

€763

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 27/2

16:30-12:25

2 stops13h 55m

Knock Intl

Tue 3/3

13:00-14:55

2 stops31h 55m

€768

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Chicago O'Hare Intl Airport to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Knock according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Chicago O'Hare Intl Airport to Knock (ORD to NOC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Knock

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Knock takes 11h 50m
There are no direct flights from Chicago O'Hare Intl Airport to Knock. There are no popular flight routes from Chicago O'Hare Intl Airport to Knock.
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  • How far is Chicago O'Hare Intl to Knock Intl by plane?

    Chicago O'Hare Intl and Knock Intl are 5713.7 km apart from one another. In terms of flight time, this usually takes a little over 11h 50m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Knock Intl Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Knock Intl Airport are updated daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Knock Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Knock Intl Airport.

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

    The travel and health documents required for your trip to Knock Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Knock Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Knock?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Knock with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Travelling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Carrick-on-Shannon
Belmullet

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Knock from Chicago.

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

Yes. momondo enables you to select and highlight flights to Knock from Chicago with this policy.

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?

If you are not ready to book a flight from Chicago to Knock now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Knock and let you know when they change.

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