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Knock

$492+ Cheap flights from Chicago (CHI) 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — NOC
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Chicago to Knock

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 January 12, 2026.

Round-trip from

$492
(British Airways)
From Chicago (CHI) to Knock Intl
Search Deals

Find flight deals from Chicago to Knock

Cheapest flights from Chicago to Knock
Explore the most affordable flight options available from Chicago to Knock. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This British Airways deal was found by Cheapflights users on 1/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:45 pm
ORD
-
NOC
1 stop32h 40m
British Airways
Sun 3/81:00 pm
NOC
-
ORD
2 stops55h 55m
British Airways
Deal found 1/11$492
This oojo deal was found by Cheapflights users on 1/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/294:14 pm
ORD
-
NOC
2 stops14h 11m
British Airways
Thu 2/51:00 pm
NOC
-
ORD
2 stops36h 15m
British Airways
Deal found 1/11$512
This oojo deal was found by Cheapflights users on 1/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:54 pm
ORD
-
NOC
2 stops33h 31m
British Airways
Sat 2/281:00 pm
NOC
-
ORD
2 stops31h 00m
British Airways
Deal found 1/11$524
This Expedia deal was found by Cheapflights users on 1/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:55 am
ORD
-
NOC
2 stops20h 40m
Multiple Airlines
Sat 6/201:05 pm
NOC
-
ORD
2 stops31h 50m
Multiple Airlines
Deal found 1/12$944
This oojo deal was found by Cheapflights users on 1/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:35 pm
ORD
-
NOC
1 stop32h 00m
British Airways
Sat 6/201:05 pm
NOC
-
ORD
2 stops32h 56m
British Airways
Deal found 1/12$1,343

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 January 12, 2026.
Use the filters below to find and compare flights from Chicago to Knock that are best for you.

Fly from

Chicago

Fly to

Knock

Route

Depart

Return

Price

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 3/4

9:45 pm-12:25 pm

1 stop32h 40m

Knock Intl

Sun 3/8

1:00 pm-3:55 pm

2 stops55h 55m

$492

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Thu 1/29

4:14 pm-12:25 pm

2 stops14h 11m

Knock Intl

Thu 2/5

1:00 pm-7:15 pm

2 stops36h 15m

$512

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 2/21

8:54 pm-12:25 pm

2 stops33h 31m

Knock Intl

Sat 2/28

1:00 pm-2:00 pm

2 stops31h 00m

$524

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Best time to book a flight from Chicago to Knock

Have a flexible travel schedule? Discover the best time to fly to Knock from Chicago 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Knock

What is the cheapest month to book a flight from Chicago to Knock?

Currently, January is the cheapest month in which you can book a flight from Chicago to Knock (average of $470). Flying from Chicago to Knock in November is currently the most expensive (average of $889). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

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

  • How long is the flight from Chicago to Knock?

    For as low as $492, British Airways can have you in Knock from Chicago in 32h 40m. Airlines will cover a distance of 3551 mi.

  • Can I find deals for flights from Chicago to Knock that include hotel bookings?

    Yes. In addition to deals on Chicago to Knock flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Knock?

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

  • Can I find deals for business class flights from Chicago to Knock?

    Yes. Cheapflights offers flight deals from Chicago 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.

  • What is the cheapest month to book a flight from Chicago to Knock?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Knock (average of $470). Flying from Chicago to Knock in November is currently the most expensive (average of $889). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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