App
Customer Support
AED
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from Chicago to Knock Starting at AED 1,775

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • ORD06:05 pm
        33h 15m
        1 stop
        NOC09:20 am
        Wed, Apr 30|Chicago - Knock|United Airlines
        AED 1,775AED 2,961
        40% OFF
        40% OFF
        AED 2,961AED 1,775

        Choose United Airlines flights from Chicago to Knock. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Wed, Apr 30, arriving at Ireland West Knock Airport. One-way Prices start from AED 1,775 including taxes and charges.

      • ORD10:20 pm
        29h
        1 stop
        NOC09:20 am
        Wed, Apr 30|Chicago - Knock|Iberia
        AED 1,800AED 2,961
        39% OFF
        39% OFF
        AED 2,961AED 1,800

        Choose Iberia flights from Chicago to Knock. The one-way connecting flight with Iberia departs from O'Hare International Airport on Wed, Apr 30, arriving at Ireland West Knock Airport. One-way Prices start from AED 1,800 including taxes and charges.

      • ORD09:15 pm
        30h 5m
        1 stop
        NOC09:20 am
        Wed, Apr 30|Chicago - Knock|British Airways
        AED 1,815AED 2,961
        39% OFF
        39% OFF
        AED 2,961AED 1,815

        Choose British Airways flights from Chicago to Knock. The one-way connecting flight with British Airways departs from O'Hare International Airport on Wed, Apr 30, arriving at Ireland West Knock Airport. One-way Prices start from AED 1,815 including taxes and charges.

      • ORD05:00 pm
        13h 30m
        1 stop
        NOC12:30 pm
        Mon, Feb 24|Chicago - Knock|British Airways
        AED 1,903
        AED 1,903

        Choose British Airways flights from Chicago to Knock. The one-way connecting flight with British Airways departs from O'Hare International Airport on Mon, Feb 24, arriving at Ireland West Knock Airport. One-way Prices start from AED 1,903 including taxes and charges.

      • ORD05:55 pm
        12h 40m
        1 stop
        NOC12:35 pm
        Tue, Apr 1|Chicago - Knock|Finnair
        AED 2,091
        AED 2,091

        Choose Finnair flights from Chicago to Knock. The one-way connecting flight with Finnair departs from O'Hare International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from AED 2,091 including taxes and charges.

      • ORD05:50 pm
        12h 40m
        1 stop
        NOC12:30 pm
        Tue, Mar 4|Chicago - Knock|United Airlines
        AED 2,096
        AED 2,096

        Choose United Airlines flights from Chicago to Knock. The one-way connecting flight with United Airlines departs from O'Hare International Airport on Tue, Mar 4, arriving at Ireland West Knock Airport. One-way Prices start from AED 2,096 including taxes and charges.

      • ORD04:55 pm
        13h 40m
        1 stop
        NOC12:35 pm
        Tue, Apr 1|Chicago - Knock|Iberia
        AED 2,127
        AED 2,127

        Choose Iberia flights from Chicago to Knock. The one-way connecting flight with Iberia departs from O'Hare International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from AED 2,127 including taxes and charges.

      • ORD06:26 pm
        12h 4m
        1 stop
        NOC12:30 pm
        Tue, Mar 4|Chicago - Knock|Finnair
        AED 2,137
        AED 2,137

        Choose Finnair flights from Chicago to Knock. The one-way connecting flight with Finnair departs from O'Hare International Airport on Tue, Mar 4, arriving at Ireland West Knock Airport. One-way Prices start from AED 2,137 including taxes and charges.

      • ORD04:55 pm
        13h 40m
        1 stop
        NOC12:35 pm
        Tue, Apr 1|Chicago - Knock|British Airways
        AED 2,149
        AED 2,149

        Choose British Airways flights from Chicago to Knock. The one-way connecting flight with British Airways departs from O'Hare International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from AED 2,149 including taxes and charges.

      • ORD05:00 pm
        13h 30m
        1 stop
        NOC12:30 pm
        Tue, Mar 4|Chicago - Knock|British Airways
        AED 2,149
        AED 2,149

        Choose British Airways flights from Chicago to Knock. The one-way connecting flight with British Airways departs from O'Hare International Airport on Tue, Mar 4, arriving at Ireland West Knock Airport. One-way Prices start from AED 2,149 including taxes and charges.

      • CHI01:00 pm
        3h 5m
        Nonstop
        NOC02:00 pm
        Fri, Feb 28|Chicago - Knock|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Chicago to Knock Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL2417

    Delta Air Lines

    01:05 pm

    MDW

    2.0h

    04:04 pm

    ATL

    SMTWT-S
    Search

  2. VS104

    Virgin Atlantic

    06:15 pm

    ATL

    8.0h

    07:15 am

    LHR

    SMTWTFS

  3. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  4. DL4790

    Delta Air Lines

    02:00 pm

    ORD

    2.4h

    05:22 pm

    JFK

    SMTWT-S
    Search

  5. VS004

    Virgin Atlantic

    06:00 pm

    JFK

    7.4h

    06:25 am

    LHR

    SMTWTFS

  6. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  7. UA702

    United Airlines

    03:35 pm

    ORD

    2.3h

    06:50 pm

    EWR

    SMTWTFS
    Search

  8. UA904

    United Airlines

    08:50 pm

    EWR

    7.5h

    09:20 am

    LHR

    SMTWT-S

  9. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  10. IB3633

    Iberia

    04:55 pm

    ORD

    7.9h

    06:50 am

    LHR

    SMTWTFS
    Search

  11. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  12. BA294

    British Airways

    04:55 pm

    ORD

    7.9h

    06:50 am

    LHR

    SMTWTFS
    Search

  13. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  14. AY4056

    Finnair

    05:17 pm

    ORD

    2.2h

    08:30 pm

    JFK

    SMTWT-S
    Search

  15. AY5472

    Finnair

    08:55 pm

    JFK

    7.3h

    09:10 am

    LHR

    SMTWTFS

  16. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  17. AY5760

    Finnair

    05:35 pm

    ORD

    7.8h

    07:25 am

    LHR

    SMTWTFS
    Search

  18. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  19. UA920

    United Airlines

    06:05 pm

    ORD

    8.3h

    08:20 am

    LHR

    SMTWTFS
    Search

  20. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  21. AA3201

    American Airlines

    06:45 pm

    ORD

    2.5h

    10:12 pm

    BOS

    SMTWT-S
    Search

  22. AY5502

    Finnair

    09:55 pm

    BOS

    6.6h

    09:30 am

    LHR

    SMTWTFS

  23. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  24. B6312

    Jetblue Airways

    08:50 am

    ORD

    2.5h

    12:18 pm

    BOS

    SMTWTFS
    Search

  25. B61620

    Jetblue Airways

    06:26 pm

    BOS

    7.1h

    06:30 am

    LHR

    SMTWTFS

  26. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Chicago to Knock?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to Knock (NOC) the cheapest?

    Airlines adjust prices for flights from Chicago to Knock based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chicago (CHI) to Knock (NOC) cost?

    According to Trip.com's data, the lowest price is around AED 3,466.

  • What is the transportation method from the main airport to downtown in Knock?

    • The distance from Ireland West Knock Airport to downtown is about 15 km. It takes about 30 minutes by taxi.

How to find a cheap flight from Chicago to Knock

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Knock. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Chicago to Knock

Cheapest nonstop flight priceAED 1,774
Off-season for travelFebruary
Peak season for travelMarch
Flight distance5,710.84 km
Popular airlineBritish Airways

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.