HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Knock

$529+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — NOC
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 12, 2025.

Round-trip from

$957
(Orbitz)

One-way from

$529
(EaseMyTrip)
From Chicago O'Hare Intl to Knock Intl
Search Deals
One-way flight from Chicago O'Hare Intl to Knock Intl
Search Deals

Find 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 June 12, 2025.

This KAYAK deal was found by Cheapflights users on 6/10. 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 11/96:45 pmORD - NOC
1 stop11h 35mBritish Airways
Sun 11/161:00 pmNOC - ORD
1 stop30h 55mBritish Airways
Deal found 6/10$935
This Orbitz deal was found by Cheapflights users on 6/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/171:56 pmORD - NOC
2 stops16h 39mMultiple Airlines
Fri 7/251:05 pmNOC - ORD
2 stops26h 04mMultiple Airlines
Deal found 6/9$957

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 June 12, 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

O'Hare Intl

Fly to

Knock

Route

Depart

Return

Price

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Thu 7/17

1:56 pm-12:35 pm

2 stops16h 39m

Knock Intl

Fri 7/25

1:05 pm-9:09 am

2 stops26h 04m

$957

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 7/25

4:55 pm-12:35 pm

1 stop13h 40m

Knock Intl

Fri 8/1

1:05 pm-7:33 am

2 stops24h 28m

$1,099

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 7/26

5:58 pm-12:35 pm

2 stops36h 37m

$529

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 7/26

4:55 pm-12:35 pm

1 stop13h 40m

$645

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

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 June 12, 2025.
Aer Lingus
7.1
Good
1,117 reviews

Food

6.4

Boarding

7.2

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

7.9

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
1,117 reviews
Aer Lingus
7.1
Good
1,117 reviews

Food

6.4

Boarding

7.2

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

7.9

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
7,008 reviews
Aer Lingus
7.1
Good
1,117 reviews

Food

6.4

Boarding

7.2

Entertainment

6.8

Overall

7.1

Comfort

7.0

Crew

7.9

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 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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.