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 13h 20m. The distance from Chicago O'Hare Intl Airport to Knock is about 3551 mi.

What is the cheapest time of day to fly from ORD to NOC?

When flying from Chicago O'Hare Intl Airport to Knock, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$399+ Cheap Flights from Chicago O'Hare Intl Airport to Knock

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Cheap flight deals from O'Hare Intl to Knock

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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 October 25, 2026.

Fri 12/41:55 pm -

2 stops16h 35m

Fri 12/111:05 pm -

2 stops26h 03m

Deal found 10/20

$1,023

Fri 12/45:10 pm -

1 stop13h 20m

Fri 12/111:05 pm -

1 stop12h 20m

Deal found 10/20

$1,068

Mon 11/99:50 pm -

1 stop32h 40m

Thu 11/121:05 pm -

1 stop12h 25m

Deal found 10/20

$1,348

Find flight deals from O'Hare Intl to Knock

Round-trip from	$968 (Expedia)
One-way from	$399 (Kiwi.com)

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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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Knock that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Sun 4/11

10:25 pm-2:00 pm

3 stops33h 35m

Knock Intl

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$399

Quickest round-trip

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Sun 4/11

6:00 pm-12:35 pm

1 stop12h 35m

Knock Intl

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$457

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Tue 3/23

3:40 pm-12:30 pm

2 stops39h 50m

Knock Intl

Sun 3/28

1:05 pm-6:55 pm

2 stops35h 50m

$968

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Fri 12/4

5:10 pm-12:30 pm

1 stop13h 20m

Knock Intl

Fri 12/11

1:05 pm-7:25 pm

1 stop12h 20m

$1,068

ChicagoKnock

ORD Chicago O'Hare Intl - NOC Knock Intl

ORDNOC

Chicago O'Hare Intl

Mon 11/9

9:50 pm-12:30 pm

1 stop32h 40m

Knock Intl

Thu 11/12

1:05 pm-7:30 pm

1 stop12h 25m

$1,348

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

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.

ORD-NOC

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

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 13h 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.

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$399+ Cheap flights from O'Hare Intl (ORD) to Knock (NOC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'Hare Intl to Knock with Cheapflights

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Cheap flight deals from O'Hare Intl to Knock

Cheapest flights from O'Hare Intl to KnockExplore 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 October 25, 2026.

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 October 25, 2026.

Best flights from O'Hare Intl to KnockDiscover carefully curated flight deals from O'Hare Intl to Knock that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Discover carefully curated flight deals from O'Hare Intl to Knock that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Last-minute flights from O'Hare Intl to KnockDiscover last-minute flight deals from O'Hare Intl to Knock. Data last updated October 25, 2026 and is based on user searches.

Discover last-minute flight deals from O'Hare Intl to Knock. Data last updated October 25, 2026 and is based on user searches.

One-way flights from O'Hare Intl to KnockSearch for one-way flight options from O'Hare Intl to Knock. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Search for one-way flight options from O'Hare Intl to Knock. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Knock that are best for you.

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.

Related info for your journey

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'Hare Intl to Knock

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Knock by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from O'Hare Intl to Knock by cabin class

Find flights from O'Hare Intl to Knock, based on your preferred cabin class, be it economy, premium economy, business, or first class.

O'Hare Intl and Knock flights

Browse other O'Hare Intl and Knock flight options. Last updated on October 25, 2026.

Other flights from O'Hare Intl

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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 October 25, 2026.

Best flights from O'Hare Intl to Knock
Discover carefully curated flight deals from O'Hare Intl to Knock that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Last-minute flights from O'Hare Intl to Knock
Discover last-minute flight deals from O'Hare Intl to Knock. Data last updated October 25, 2026 and is based on user searches.

One-way flights from O'Hare Intl to Knock
Search for one-way flight options from O'Hare Intl to Knock. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.