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$531+ Cheap flights from Chicago (CHI) 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — NOC
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$873
(Air Canada)

One-way from

$531
(EaseMyTrip)
From Chicago (CHI) to Knock Intl
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One-way flight from Chicago (CHI) to Knock Intl
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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 July 3, 2025.

This Air Canada deal was found by Cheapflights users on 7/2. 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.
Fri 9/123:35 pmORD - NOC
2 stops15h 00mMultiple Airlines
Tue 9/231:05 pmNOC - ORD
2 stops26h 03mMultiple Airlines
Deal found 7/2$873
This KAYAK deal was found by Cheapflights users on 7/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:00 pmORD - NOC
1 stop13h 25mBritish Airways
Sun 11/161:00 pmNOC - ORD
1 stop32h 25mBritish Airways
Deal found 7/3$890
This Gurufare deal was found by Cheapflights users on 7/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/163:45 pmORD - NOC
2 stops14h 50mAer Lingus
Tue 8/191:05 pmNOC - ORD
2 stops30h 55mAer Lingus
Deal found 7/2$1,149

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 July 3, 2025.
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

Fri 9/12

3:35 pm-12:35 pm

2 stops15h 00m

Knock Intl

Tue 9/23

1:05 pm-9:08 am

2 stops26h 03m

$873

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 8/29

4:57 pm-12:35 pm

2 stops37h 38m

Knock Intl

Sun 9/7

1:05 pm-1:50 pm

1 stop30h 45m

$945

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 8/16

3:45 pm-12:35 pm

2 stops14h 50m

Knock Intl

Tue 8/19

1:05 pm-2:00 pm

2 stops30h 55m

$1,149

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 8/16

5:58 pm-12:35 pm

2 stops36h 37m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Knock

Get insights into the airlines that provide service to Knock. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knock. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Aer Lingus and British Airways from Chicago to Knock by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.1
Good
1,144 reviews

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

8.0

Boarding

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
Aer Lingus
7.1
Good
1,144 reviews
Aer Lingus
7.1
Good
1,144 reviews

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

8.0

Boarding

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
British Airways
6.6
Okay
7,093 reviews
Aer Lingus
7.1
Good
1,144 reviews

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

8.0

Boarding

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

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.

  • 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.

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