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Cheap flights from Chicago to Knock from €872

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Knock departing on 11/5. 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 return flights

Enter your travel dates to find the best prices.
British Airways Logo
11:15 - 12:35
ORD
-
NOC
19h 20m
2 stops
British Airways Logo
13:05 - 13:52
NOC
-
ORD
54h 47m
2 stops
€872British Airways
Mon, 11 May - Mon, 18 May
Multiple Airlines Logo
20:35 - 12:35
ORD
-
NOC
34h 00m
2 stops
Multiple Airlines Logo
13:05 - 14:01
NOC
-
ORD
30h 56m
2 stops
€931Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
18:41 - 12:35
ORD
-
NOC
35h 54m
2 stops
Multiple Airlines Logo
13:05 - 12:25
NOC
-
ORD
29h 20m
1 stop
€942Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
17:55 - 12:35
ORD
-
NOC
12h 40m
1 stop
Multiple Airlines Logo
13:05 - 12:25
NOC
-
ORD
29h 20m
1 stop
€947Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
13:27 - 12:35
ORD
-
NOC
17h 08m
2 stops
Multiple Airlines Logo
13:05 - 07:25
NOC
-
ORD
24h 20m
2 stops
€972Multiple Airlines
Wed, 26 Aug - Tue, 1 Sep
Multiple Airlines Logo
13:27 - 12:35
ORD
-
NOC
17h 08m
2 stops
Multiple Airlines Logo
13:05 - 10:30
NOC
-
ORD
27h 25m
2 stops
€972Multiple Airlines
Wed, 26 Aug - Tue, 1 Sep
Aer Lingus Logo
21:00 - 12:35
ORD
-
NOC
33h 35m
2 stops
Aer Lingus Logo
13:05 - 14:00
NOC
-
ORD
30h 55m
2 stops
€1,011Aer Lingus
Sat, 2 May - Sat, 16 May
British Airways Logo
16:27 - 12:35
ORD
-
NOC
38h 08m
2 stops
British Airways Logo
13:05 - 14:55
NOC
-
ORD
31h 50m
1 stop
€1,014British Airways
Sat, 2 May - Sat, 16 May
Multiple Airlines Logo
08:45 - 15:40
ORD
-
NOC
24h 55m
3 stops
Multiple Airlines Logo
13:05 - 23:56
NOC
-
ORD
40h 51m
3 stops
€1,033Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
22:30 - 12:35
ORD
-
NOC
32h 05m
1 stop
Multiple Airlines Logo
13:05 - 12:25
NOC
-
ORD
29h 20m
1 stop
€1,038Multiple Airlines
Sat, 2 May - Sat, 16 May

British Airways flights from Chicago to Knock

Our best British Airways deals on Chicago to Knock flight tickets
British Airways
11 May
ORD11:15Chicago O'Hare Intl
19h 20m
2 stops
NOC12:35Knock Intl
18 May
NOC13:05Knock Intl
54h 47m
2 stops
ORD13:52Chicago O'Hare Intl
€872
British Airways
2 May
ORD16:27Chicago O'Hare Intl
38h 08m
2 stops
NOC12:35Knock Intl
16 May
NOC13:05Knock Intl
31h 50m
1 stop
ORD14:55Chicago O'Hare Intl
€1,014
British Airways
20 May
ORD22:30Chicago O'Hare Intl
32h 05m
1 stop
NOC12:35Knock Intl
27 May
NOC13:05Knock Intl
29h 20m
1 stop
ORD12:25Chicago O'Hare Intl
€1,134

Aer Lingus flights from Chicago to Knock

Our best Aer Lingus deals on Chicago to Knock flight tickets
Aer Lingus
2 May
ORD21:00Chicago O'Hare Intl
33h 35m
2 stops
NOC12:35Knock Intl
16 May
NOC13:05Knock Intl
30h 55m
2 stops
ORD14:00Chicago O'Hare Intl
€1,011
Aer Lingus
11 May
ORD21:15Chicago O'Hare Intl
33h 20m
1 stop
NOC12:35Knock Intl
18 May
NOC13:05Knock Intl
30h 45m
1 stop
ORD13:50Chicago O'Hare Intl
€1,060

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 10 April 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 return flight

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 11/5

11:15-12:35

2 stops19h 20m

Knock Intl

Mon 18/5

13:05-13:52

2 stops54h 47m

€872

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 9/5

20:35-12:35

2 stops34h 00m

Knock Intl

Sat 16/5

13:05-14:01

2 stops30h 56m

€931

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 9/5

18:41-12:35

2 stops35h 54m

Knock Intl

Sat 16/5

13:05-12:25

1 stop29h 20m

€942

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 9/5

17:55-12:35

1 stop12h 40m

Knock Intl

Sat 16/5

13:05-12:25

1 stop29h 20m

€947
Fastest return journey

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 26/8

13:27-12:35

2 stops17h 08m

Knock Intl

Tue 1/9

13:05-07:25

2 stops24h 20m

€972

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Wed 26/8

13:27-12:35

2 stops17h 08m

Knock Intl

Tue 1/9

13:05-10:30

2 stops27h 25m

€972

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 2/5

21:00-12:35

2 stops33h 35m

Knock Intl

Sat 16/5

13:05-14:00

2 stops30h 55m

€1,011

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 2/5

16:27-12:35

2 stops38h 08m

Knock Intl

Sat 16/5

13:05-14:55

1 stop31h 50m

€1,014

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 9/5

08:45-15:40

3 stops24h 55m

Knock Intl

Sat 16/5

13:05-23:56

3 stops40h 51m

€1,033

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Sat 2/5

22:30-12:35

1 stop32h 05m

Knock Intl

Sat 16/5

13:05-12:25

1 stop29h 20m

€1,038

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Knock from

How to get the cheapest flight ticket from Chicago to Knock

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Chicago to Knock Intl?

British Airways is the most popular carrier operating from Chicago to Knock Intl

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 return 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

12h 20m

Direct flights

None
The fastest flight from Chicago to Knock takes 12h 20m
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?

    A flight from Chicago to Knock Intl will travel around 5704.4 km. Flights usually cover this in 12h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago to Knock Intl Airport refresh daily.

  • 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 stopovers 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 necessary travel and health documents for your Knock Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Knock?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Knock for you.

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

Yes. momondo allows you to filter the results for Chicago to Knock flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Knock from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Knock from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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