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Cheap flights from Chicago to Knock from $686

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 4/21. 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
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.
Multiple Airlines Logo
12:50 pm - 12:35 pm
ORD
-
NOC
17h 45m2 stops
Multiple Airlines Logo
1:05 pm - 9:50 am
NOC
-
ORD
26h 45m2 stops
$686Multiple Airlines
Tue, Apr 21 - Wed, Apr 29
British Airways Logo
7:05 pm - 12:35 pm
ORD
-
NOC
11h 30m1 stop
British Airways Logo
1:05 pm - 2:00 pm
NOC
-
ORD
30h 55m2 stops
$693British Airways
Tue, Apr 21 - Wed, Apr 29
British Airways Logo
5:40 pm - 12:35 pm
ORD
-
NOC
12h 55m1 stop
British Airways Logo
1:05 pm - 11:55 am
NOC
-
ORD
28h 50m1 stop
$703British Airways
Mon, Apr 20 - Tue, Apr 28
British Airways Logo
7:05 pm - 12:35 pm
ORD
-
NOC
11h 30m1 stop
British Airways Logo
1:05 pm - 2:40 pm
NOC
-
ORD
31h 35m1 stop
$710British Airways
Tue, Apr 21 - Wed, Apr 29
British Airways Logo
7:05 pm - 12:35 pm
ORD
-
NOC
11h 30m1 stop
British Airways Logo
1:05 pm - 11:55 am
NOC
-
ORD
28h 50m1 stop
$712British Airways
Wed, Apr 22 - Thu, Apr 30
British Airways Logo
3:20 pm - 12:35 pm
ORD
-
NOC
15h 15m2 stops
British Airways Logo
1:05 pm - 1:50 pm
NOC
-
ORD
30h 45m1 stop
$739British Airways
Mon, Apr 20 - Wed, Apr 29
British Airways Logo
7:45 pm - 12:25 pm
ORD
-
NOC
11h 40m1 stop
British Airways Logo
1:00 pm - 3:55 pm
NOC
-
ORD
55h 55m2 stops
$841British Airways
Wed, Mar 11 - Sun, Mar 15
British Airways Logo
11:40 am - 12:25 pm
ORD
-
NOC
19h 45m2 stops
British Airways Logo
1:00 pm - 3:55 pm
NOC
-
ORD
55h 55m2 stops
$845British Airways
Wed, Mar 11 - Sun, Mar 15
British Airways Logo
4:19 pm - 12:25 pm
ORD
-
NOC
15h 06m2 stops
British Airways Logo
1:00 pm - 3:55 pm
NOC
-
ORD
55h 55m2 stops
$846British Airways
Wed, Mar 11 - Sun, Mar 15
British Airways Logo
7:45 pm - 12:25 pm
ORD
-
NOC
11h 40m1 stop
British Airways Logo
1:00 pm - 6:00 pm
NOC
-
ORD
34h 00m1 stop
$885British Airways
Wed, Mar 11 - Sun, Mar 15

British Airways flights from Chicago to Knock

Our best British Airways deals on Chicago to Knock flight tickets
British Airways
Apr 21
ORD7:05 pmChicago O'Hare Intl
11h 30m
1 stop
NOC12:35 pmKnock Intl
Apr 29
NOC1:05 pmKnock Intl
30h 55m
2 stops
ORD2:00 pmChicago O'Hare Intl
$693
Find similar
British Airways
Apr 20
ORD5:40 pmChicago O'Hare Intl
12h 55m
1 stop
NOC12:35 pmKnock Intl
Apr 28
NOC1:05 pmKnock Intl
28h 50m
1 stop
ORD11:55 amChicago O'Hare Intl
$703
Find similar
British Airways
Apr 21
ORD7:05 pmChicago O'Hare Intl
11h 30m
1 stop
NOC12:35 pmKnock Intl
Apr 29
NOC1:05 pmKnock Intl
31h 35m
1 stop
ORD2:40 pmChicago O'Hare Intl
$710
Find similar

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 December 26, 2025.
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

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 4/21

12:50 pm-12:35 pm

2 stops17h 45m

Knock Intl

Wed 4/29

1:05 pm-9:50 am

2 stops26h 45m

$686

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 4/21

7:05 pm-12:35 pm

1 stop11h 30m

Knock Intl

Wed 4/29

1:05 pm-2:00 pm

2 stops30h 55m

$693

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 4/20

5:40 pm-12:35 pm

1 stop12h 55m

Knock Intl

Tue 4/28

1:05 pm-11:55 am

1 stop28h 50m

$703

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Tue 4/21

7:05 pm-12:35 pm

1 stop11h 30m

Knock Intl

Wed 4/29

1:05 pm-2:40 pm

1 stop31h 35m

$710

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 4/22

7:05 pm-12:35 pm

1 stop11h 30m

Knock Intl

Thu 4/30

1:05 pm-11:55 am

1 stop28h 50m

$712

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 4/20

3:20 pm-12:35 pm

2 stops15h 15m

Knock Intl

Wed 4/29

1:05 pm-1:50 pm

1 stop30h 45m

$739

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 3/11

7:45 pm-12:25 pm

1 stop11h 40m

Knock Intl

Sun 3/15

1:00 pm-3:55 pm

2 stops55h 55m

$841

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 3/11

11:40 am-12:25 pm

2 stops19h 45m

Knock Intl

Sun 3/15

1:00 pm-3:55 pm

2 stops55h 55m

$845

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 3/11

4:19 pm-12:25 pm

2 stops15h 06m

Knock Intl

Sun 3/15

1:00 pm-3:55 pm

2 stops55h 55m

$846

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 3/11

7:45 pm-12:25 pm

1 stop11h 40m

Knock Intl

Sun 3/15

1:00 pm-6:00 pm

1 stop34h 00m

$885

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

11h 30m

Direct flights

None
The fastest flight from Chicago to Knock takes 11h 30m
There are no direct flights from Chicago to Knock. There are no popular flight routes from Chicago to Knock.
Search flight deals

  • 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 11h 30m.

  • 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.

  • 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
Westport
Sligo
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?

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