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Knock

$646+ Cheap flights from O'Hare Intl (ORD) to Knock (NOC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — NOC
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Knock

Cheapest flights from O'Hare Intl to Knock
Explore the most affordable flight options available from O'Hare Intl to Knock. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Mytrip deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:05 am
ORD
-
NOC
3 stops23h 40m
Multiple Airlines
Tue 9/159:10 am
NOC
-
ORD
3 stops42h 15m
Multiple Airlines
Deal found 7/24$917
This Air Canada deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:40 am
ORD
-
NOC
2 stops19h 55m
Multiple Airlines
Wed 9/161:05 pm
NOC
-
ORD
2 stops25h 55m
Multiple Airlines
Deal found 7/26$1,011

Find flight deals from O'Hare Intl to Knock

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Knock (NOC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Round-trip from

$917
(Mytrip)

One-way from

$646
(Goibibo)
From Chicago O'Hare Intl to Knock Intl
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One-way flight from Chicago O'Hare Intl to Knock Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
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

Cheapest round-trip

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 9/8

5:10 pm-4:45 pm

2 stops17h 35m

Knock Intl

Tue 9/15

8:50 am-9:25 pm

3 stops42h 35m

$940

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 9/9

7:25 pm-12:35 pm

3 stops35h 10m

Knock Intl

Wed 9/16

5:40 pm-4:58 pm

3 stops29h 18m

$1,040

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 8/24

9:15 pm-12:35 pm

1 stop33h 20m

Knock Intl

Mon 8/31

1:05 pm-1:50 pm

1 stop30h 45m

$1,065
Quickest round-trip

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 10/9

3:45 pm-12:35 pm

2 stops14h 50m

Knock Intl

Thu 10/15

1:05 pm-8:00 am

2 stops24h 55m

$1,069

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 10/9

2:15 pm-12:35 pm

2 stops16h 20m

Knock Intl

Wed 10/14

1:05 pm-8:00 am

2 stops24h 55m

$1,069

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 9/9

5:55 pm-12:35 pm

1 stop12h 40m

Knock Intl

Wed 9/16

1:05 pm-2:25 pm

2 stops31h 20m

$1,075

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 9/8

6:15 pm-12:35 pm

1 stop12h 20m

Knock Intl

Tue 9/15

1:05 pm-2:25 pm

2 stops31h 20m

$1,082
Cheapest one-way

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 9/8

2:01 pm-12:35 pm

2 stops16h 34m

$646
Quickest one-way

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 9/8

6:15 pm-12:35 pm

1 stop12h 20m

$674

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Sorted by cheapest first

Best time to book a flight from O'Hare Intl to Knock

Have a flexible travel schedule? Discover the best time to fly to Knock from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Knock. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knock from Chicago O'Hare Intl?

    Knock Intl (NOC), located 9.2 mi from the city center, is the airport you fly into when you book flights from Chicago O'Hare Intl to Knock. 0 airlines have flights to Knock Intl from Chicago O'Hare Intl on a regular basis. Booking flights from Chicago O'Hare Intl to Knock Intl should not be difficult; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day.

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

    Departing from Chicago O'Hare Intl Airport to Knock will take you 33h 20m. The distance from Chicago O'Hare Intl Airport to Knock is about 3551 mi.

  • Can I find deals for flights from O'Hare Intl to Knock that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Knock flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Knock?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Knock.

  • Can I find deals for business class flights from O'Hare Intl to Knock?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Knock by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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