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Cheap flights from Chicago to Knock from $1,019

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Knock departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Chicago to Knock

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
11:15 am - 12:35 pm
ORD
-
NOC
19h 20m
2 stops
British Airways Logo
1:05 pm - 1:52 pm
NOC
-
ORD
54h 47m
2 stops
$1,019British Airways
Mon, May 11 - Mon, May 18
Multiple Airlines Logo
5:55 pm - 12:35 pm
ORD
-
NOC
12h 40m
1 stop
Multiple Airlines Logo
1:05 pm - 12:25 pm
NOC
-
ORD
29h 20m
1 stop
$1,086Multiple Airlines
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
3:26 pm - 12:35 pm
ORD
-
NOC
15h 09m
2 stops
Multiple Airlines Logo
1:05 pm - 12:25 pm
NOC
-
ORD
29h 20m
1 stop
$1,091Multiple Airlines
Tue, May 19 - Tue, May 26
British Airways Logo
11:22 am - 12:35 pm
ORD
-
NOC
19h 13m
2 stops
British Airways Logo
1:05 pm - 11:30 am
NOC
-
ORD
28h 25m
2 stops
$1,098British Airways
Tue, May 19 - Tue, May 26
Aer Lingus Logo
9:00 pm - 12:35 pm
ORD
-
NOC
33h 35m
2 stops
Aer Lingus Logo
1:05 pm - 2:00 pm
NOC
-
ORD
30h 55m
2 stops
$1,181Aer Lingus
Sat, May 2 - Sat, May 16
British Airways Logo
4:27 pm - 12:35 pm
ORD
-
NOC
38h 08m
2 stops
British Airways Logo
1:05 pm - 2:55 pm
NOC
-
ORD
31h 50m
1 stop
$1,185British Airways
Sat, May 2 - Sat, May 16
Multiple Airlines Logo
8:45 am - 4:00 pm
ORD
-
NOC
25h 15m
3 stops
Multiple Airlines Logo
1:05 pm - 6:15 pm
NOC
-
ORD
35h 10m
2 stops
$1,208Multiple Airlines
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
10:30 pm - 12:35 pm
ORD
-
NOC
32h 05m
1 stop
Multiple Airlines Logo
1:05 pm - 12:25 pm
NOC
-
ORD
29h 20m
1 stop
$1,213Multiple Airlines
Sat, May 2 - Sat, May 16
Aer Lingus Logo
9:15 pm - 12:35 pm
ORD
-
NOC
33h 20m
1 stop
Aer Lingus Logo
1:05 pm - 1:50 pm
NOC
-
ORD
30h 45m
1 stop
$1,238Aer Lingus
Mon, May 11 - Mon, May 18
Multiple Airlines Logo
3:45 pm - 4:55 pm
ORD
-
NOC
19h 10m
2 stops
Multiple Airlines Logo
10:55 am - 9:40 am
NOC
-
ORD
28h 45m
3 stops
$1,259Multiple Airlines
Mon, May 11 - Mon, May 18

British Airways flights from Chicago to Knock

Our best British Airways deals on Chicago to Knock flight tickets
British Airways
May 11
ORD11:15 amChicago O'Hare Intl
19h 20m
2 stops
NOC12:35 pmKnock Intl
May 18
NOC1:05 pmKnock Intl
54h 47m
2 stops
ORD1:52 pmChicago O'Hare Intl
$1,019
British Airways
May 19
ORD11:22 amChicago O'Hare Intl
19h 13m
2 stops
NOC12:35 pmKnock Intl
May 26
NOC1:05 pmKnock Intl
28h 25m
2 stops
ORD11:30 amChicago O'Hare Intl
$1,098
British Airways
May 2
ORD4:27 pmChicago O'Hare Intl
38h 08m
2 stops
NOC12:35 pmKnock Intl
May 16
NOC1:05 pmKnock Intl
31h 50m
1 stop
ORD2:55 pmChicago O'Hare Intl
$1,185

Aer Lingus flights from Chicago to Knock

Our best Aer Lingus deals on Chicago to Knock flight tickets
Aer Lingus
May 2
ORD9:00 pmChicago O'Hare Intl
33h 35m
2 stops
NOC12:35 pmKnock Intl
May 16
NOC1:05 pmKnock Intl
30h 55m
2 stops
ORD2:00 pmChicago O'Hare Intl
$1,181
Aer Lingus
May 11
ORD9:15 pmChicago O'Hare Intl
33h 20m
1 stop
NOC12:35 pmKnock Intl
May 18
NOC1:05 pmKnock Intl
30h 45m
1 stop
ORD1:50 pmChicago O'Hare Intl
$1,238

momondo 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, momondo users made 832,500 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Chicago to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 5/11

11:15 am-12:35 pm

2 stops19h 20m

Knock Intl

Mon 5/18

1:05 pm-1:52 pm

2 stops54h 47m

$1,019
Quickest round-trip

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 5/19

5:55 pm-12:35 pm

1 stop12h 40m

Knock Intl

Tue 5/26

1:05 pm-12:25 pm

1 stop29h 20m

$1,086

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 5/19

3:26 pm-12:35 pm

2 stops15h 09m

Knock Intl

Tue 5/26

1:05 pm-12:25 pm

1 stop29h 20m

$1,091

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 5/19

11:22 am-12:35 pm

2 stops19h 13m

Knock Intl

Tue 5/26

1:05 pm-11:30 am

2 stops28h 25m

$1,098

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 5/2

9:00 pm-12:35 pm

2 stops33h 35m

Knock Intl

Sat 5/16

1:05 pm-2:00 pm

2 stops30h 55m

$1,181

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 5/2

4:27 pm-12:35 pm

2 stops38h 08m

Knock Intl

Sat 5/16

1:05 pm-2:55 pm

1 stop31h 50m

$1,185

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 5/19

8:45 am-4:00 pm

3 stops25h 15m

Knock Intl

Tue 5/26

1:05 pm-6:15 pm

2 stops35h 10m

$1,208

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 5/2

10:30 pm-12:35 pm

1 stop32h 05m

Knock Intl

Sat 5/16

1:05 pm-12:25 pm

1 stop29h 20m

$1,213

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 5/11

9:15 pm-12:35 pm

1 stop33h 20m

Knock Intl

Mon 5/18

1:05 pm-1:50 pm

1 stop30h 45m

$1,238

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 5/11

3:45 pm-4:55 pm

2 stops19h 10m

Knock Intl

Mon 5/18

10:55 am-9:40 am

3 stops28h 45m

$1,259

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Knock according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Knock (CHI to NOC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Knock

Fastest flight time

17h 08m

Direct flights

None
The fastest flight from Chicago to Knock takes 17h 08m
There are no direct flights from Chicago to Knock. There are no popular flight routes from Chicago to Knock.
Search flight deals

Frequently asked questions about flying from Chicago to Knock

  • How far is Chicago to Knock Intl by plane?

    The straight-line distance from Chicago to Knock Intl is 3544.6 mi. By plane, this route typically takes 17h 08m.

  • When did momondo last update prices for flights from Chicago to Knock Intl Airport?

    Prices for flights from Chicago to Knock Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Chicago to Knock Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Knock Intl Airport.

  • What documentation or ID do you need to fly to Knock Intl Airport?

    The required travel and health documents for your Knock Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Knock Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Chicago to Knock

  • How do I get Price Alerts for flights from Chicago to Knock?

    Search flight deals from Chicago to Knock. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Chicago to Knock with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Newport
Carrick-on-Shannon

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Knock?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Knock. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Knock with flexible booking policies on momondo?

momondo does allow users to show only those flights to Knock from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Knock?

Once all potential Chicago to Knock flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chicago to Knock right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Knock flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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