$704+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — NOC
Apr 2 — Apr 91
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
Cheapest
Best
Last-minute
One-way
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 March 3, 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 March 3, 2026.
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sun 4/57:13 am
ORD
- NOC
2 stops23h 22m
Multiple Airlines
Thu 4/161:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$704
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sat 4/119:20 pm
ORD
- NOC
2 stops57h 15m
Multiple Airlines
Tue 4/211:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$709
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sat 4/119:20 pm
ORD
- NOC
2 stops57h 15m
Multiple Airlines
Mon 4/201:05 pm
NOC
- ORD
2 stops32h 43m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$714
This Expedia deal was found by Cheapflights users on 3/1. 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.
Thu 4/910:43 am
ORD
- NOC
2 stops19h 52m
Multiple Airlines
Mon 4/201:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$751
This British Airways deal was found by Cheapflights users on 3/1. 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.
Tue 4/79:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Tue 4/211:05 pm
NOC
- ORD
2 stops30h 15m
British Airways
Deal found 3/1![British Airways logo]()
$753
This British Airways deal was found by Cheapflights users on 3/1. 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.
Sun 4/59:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Thu 4/161:05 pm
NOC
- ORD
2 stops38h 33m
British Airways
Deal found 3/1![British Airways logo]()
$757
This Expedia deal was found by Cheapflights users on 3/1. 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.
Fri 4/104:15 pm
ORD
- NOC
2 stops14h 20m
Multiple Airlines
Tue 4/211:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$759
This British Airways deal was found by Cheapflights users on 3/1. 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.
Sat 4/118:54 pm
ORD
- NOC
2 stops57h 41m
British Airways
Tue 4/211:05 pm
NOC
- ORD
2 stops38h 33m
British Airways
Deal found 3/1![British Airways logo]()
$781
This oojo deal was found by Cheapflights users on 3/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:30 pm
ORD
- NOC
1 stop32h 05m
Multiple Airlines
Thu 4/231:05 pm
NOC
- ORD
1 stop31h 50m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$787
This Expedia deal was found by Cheapflights users on 3/1. 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.
Thu 4/910:43 am
ORD
- NOC
2 stops19h 52m
Multiple Airlines
Sun 4/191:05 pm
NOC
- ORD
2 stops30h 56m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$806
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 March 3, 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 March 3, 2026.
This oojo deal was found by Cheapflights users on 3/1. 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.
Tue 4/710:30 pm
ORD
- NOC
1 stop32h 05m
Multiple Airlines
Tue 4/211:05 pm
NOC
- ORD
1 stop29h 15m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$739
This British Airways deal was found by Cheapflights users on 3/1. 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.
Tue 4/79:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Tue 4/211:05 pm
NOC
- ORD
2 stops30h 15m
British Airways
Deal found 3/1![British Airways logo]()
$753
This Ovago deal was found by Cheapflights users on 3/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:00 pm
ORD
- NOC
2 stops33h 35m
Aer Lingus
Thu 4/231:05 pm
NOC
- ORD
2 stops30h 55m
Aer Lingus
Deal found 3/2![Aer Lingus logo]()
$820
This oojo deal was found by Cheapflights users on 3/1. 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.
Sun 4/59:15 pm
ORD
- NOC
1 stop33h 20m
Multiple Airlines
Thu 4/161:05 pm
NOC
- ORD
1 stop31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$739
This British Airways deal was found by Cheapflights users on 3/1. 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.
Sat 4/118:54 pm
ORD
- NOC
2 stops57h 41m
British Airways
Tue 4/211:05 pm
NOC
- ORD
1 stop29h 15m
British Airways
Deal found 3/1![British Airways logo]()
$789
This oojo deal was found by Cheapflights users on 3/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:30 pm
ORD
- NOC
1 stop32h 05m
Multiple Airlines
Thu 4/231:05 pm
NOC
- ORD
1 stop31h 50m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$787
This British Airways deal was found by Cheapflights users on 3/1. 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.
Thu 4/99:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Tue 4/211:05 pm
NOC
- ORD
2 stops30h 15m
British Airways
Deal found 3/1![British Airways logo]()
$870
This British Airways deal was found by Cheapflights users on 3/1. 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.
Fri 4/101:07 pm
ORD
- NOC
2 stops17h 28m
British Airways
Tue 4/211:05 pm
NOC
- ORD
1 stop29h 15m
British Airways
Deal found 3/1![British Airways logo]()
$880
This Priceline deal was found by Cheapflights users on 3/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/39:15 pm
ORD
- NOC
1 stop33h 20m
Multiple Airlines
Thu 5/71:05 pm
NOC
- ORD
1 stop30h 45m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$1,125
This Priceline deal was found by Cheapflights users on 3/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/39:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Thu 5/71:05 pm
NOC
- ORD
2 stops16h 49m
British Airways
Deal found 3/3![British Airways logo]()
$1,106
This oojo deal was found by Cheapflights users on 3/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:58 pm
ORD
- NOC
2 stops35h 27m
Multiple Airlines
Sun 3/291:05 pm
NOC
- ORD
2 stops30h 35m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$1,263
Last-minute flights from O'Hare Intl to KnockDiscover last-minute flight deals from O'Hare Intl to Knock. Data last updated March 3, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Knock. Data last updated March 3, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sun 4/57:13 am
ORD
- NOC
2 stops23h 22m
Multiple Airlines
Thu 4/161:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$704
This British Airways deal was found by Cheapflights users on 3/1. 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.
Sun 4/59:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Thu 4/161:05 pm
NOC
- ORD
2 stops38h 33m
British Airways
Deal found 3/1![British Airways logo]()
$757
This British Airways deal was found by Cheapflights users on 3/1. 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.
Tue 4/79:15 pm
ORD
- NOC
1 stop33h 20m
British Airways
Tue 4/211:05 pm
NOC
- ORD
2 stops30h 15m
British Airways
Deal found 3/1![British Airways logo]()
$753
This Expedia deal was found by Cheapflights users on 3/1. 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.
Thu 4/910:43 am
ORD
- NOC
2 stops19h 52m
Multiple Airlines
Mon 4/201:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$751
This Expedia deal was found by Cheapflights users on 3/1. 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.
Thu 4/910:43 am
ORD
- NOC
2 stops19h 52m
Multiple Airlines
Sun 4/191:05 pm
NOC
- ORD
2 stops30h 56m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$806
This Expedia deal was found by Cheapflights users on 3/1. 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.
Fri 4/104:15 pm
ORD
- NOC
2 stops14h 20m
Multiple Airlines
Tue 4/211:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$759
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sat 4/119:20 pm
ORD
- NOC
2 stops57h 15m
Multiple Airlines
Tue 4/211:05 pm
NOC
- ORD
2 stops31h 50m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$709
This Expedia deal was found by Cheapflights users on 3/1. 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.
Sat 4/119:20 pm
ORD
- NOC
2 stops57h 15m
Multiple Airlines
Mon 4/201:05 pm
NOC
- ORD
2 stops32h 43m
Multiple Airlines
Deal found 3/1![Multiple Airlines logo]()
$714
This British Airways deal was found by Cheapflights users on 3/1. 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.
Sat 4/118:54 pm
ORD
- NOC
2 stops57h 41m
British Airways
Tue 4/211:05 pm
NOC
- ORD
2 stops38h 33m
British Airways
Deal found 3/1![British Airways logo]()
$781
This oojo deal was found by Cheapflights users on 3/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:30 pm
ORD
- NOC
1 stop32h 05m
Multiple Airlines
Thu 4/231:05 pm
NOC
- ORD
1 stop31h 50m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$787
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 March 3, 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 March 3, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 2/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:05 pm
ORD
- NOC
1 stop11h 30m
British Airways
Deal found 2/27![British Airways logo]()
$960
This Cheapflightsfares deal was found by Cheapflights users on 3/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:05 pm
ORD
- NOC
1 stop11h 30m
British Airways
Deal found 3/3![British Airways logo]()
$1,173
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 March 3, 2026.
Round-trip from | $704 (Expedia) |
|---|
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 March 3, 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
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Tue 4/7
10:30 pm-12:35 pm
1 stop32h 05m
Knock Intl
Tue 4/21
1:05 pm-12:20 pm
1 stop29h 15m
$739
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Sun 4/5
9:15 pm-12:35 pm
1 stop33h 20m
Knock Intl
Thu 4/16
1:05 pm-2:55 pm
1 stop31h 50m
$739
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Tue 4/7
9:15 pm-12:35 pm
1 stop33h 20m
Knock Intl
Tue 4/21
1:05 pm-1:20 pm
2 stops30h 15m
$753
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Thu 4/16
10:30 pm-12:35 pm
1 stop32h 05m
Knock Intl
Thu 4/23
1:05 pm-2:55 pm
1 stop31h 50m
$787
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Sat 4/11
8:54 pm-12:35 pm
2 stops57h 41m
Knock Intl
Tue 4/21
1:05 pm-12:20 pm
1 stop29h 15m
$789
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Thu 4/16
9:00 pm-12:35 pm
2 stops33h 35m
Knock Intl
Thu 4/23
1:05 pm-2:00 pm
2 stops30h 55m
$820
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Thu 4/9
9:15 pm-12:35 pm
1 stop33h 20m
Knock Intl
Tue 4/21
1:05 pm-1:20 pm
2 stops30h 15m
$870
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Fri 4/10
1:07 pm-12:35 pm
2 stops17h 28m
Knock Intl
Tue 4/21
1:05 pm-12:20 pm
1 stop29h 15m
$880
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Sun 5/3
9:15 pm-12:35 pm
1 stop33h 20m
Knock Intl
Thu 5/7
1:05 pm-11:54 pm
2 stops16h 49m
$1,106
ChicagoKnock
ORD - NOC
ORDNOC
Chicago O'Hare Intl
Sun 5/3
9:15 pm-12:35 pm
1 stop33h 20m
Knock Intl
Thu 5/7
1:05 pm-1:50 pm
1 stop30h 45m
$1,125
Showing 1-10 of 13 resultsSorted 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
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from O'Hare Intl
Popular flights