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Cheap flight deals from Ontario to Knock Starting at €551

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

  • One way
  • Round-trip
      • ONT07:05 am
        21h 30m
        2 stops
        NOC12:35 pm
        Tue, Apr 1|Ontario - Knock|United Airlines
        €551€835
        34% OFF
        34% OFF
        €835€551

        Choose United Airlines flights from Ontario to Knock. The one-way connecting flight with United Airlines departs from Ontario International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from €551 including taxes and charges.

      • ONT07:00 am
        21h 35m
        2 stops
        NOC12:35 pm
        Tue, Apr 1|Ontario - Knock|Virgin Atlantic
        €554€835
        34% OFF
        34% OFF
        €835€554

        Choose Virgin Atlantic flights from Ontario to Knock. The one-way connecting flight with Virgin Atlantic departs from Ontario International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from €554 including taxes and charges.

      • ONT07:00 am
        21h 35m
        2 stops
        NOC12:35 pm
        Tue, Apr 1|Ontario - Knock|Iberia
        €563€835
        33% OFF
        33% OFF
        €835€563

        Choose Iberia flights from Ontario to Knock. The one-way connecting flight with Iberia departs from Ontario International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from €563 including taxes and charges.

      • ONT07:35 pm
        57h
        2 stops
        NOC12:35 pm
        Tue, Apr 1|Ontario - Knock|American Airlines
        €601
        €601

        Choose American Airlines flights from Ontario to Knock. The one-way connecting flight with American Airlines departs from Ontario International Airport on Tue, Apr 1, arriving at Ireland West Knock Airport. One-way Prices start from €601 including taxes and charges.

      • ONT11:42 am
        41h 48m
        2 stops
        NOC12:30 pm
        Fri, Mar 14|Ontario - Knock|Virgin Atlantic
        €603
        €603

        Choose Virgin Atlantic flights from Ontario to Knock. The one-way connecting flight with Virgin Atlantic departs from Ontario International Airport on Fri, Mar 14, arriving at Ireland West Knock Airport. One-way Prices start from €603 including taxes and charges.

      • ONT10:38 am
        18h 52m
        2 stops
        NOC12:30 pm
        Fri, Mar 14|Ontario - Knock|United Airlines
        €635
        €635

        Choose United Airlines flights from Ontario to Knock. The one-way connecting flight with United Airlines departs from Ontario International Airport on Fri, Mar 14, arriving at Ireland West Knock Airport. One-way Prices start from €635 including taxes and charges.

      • ONT01:00 pm
        3h 5m
        Nonstop
        NOC02:00 pm
        Wed, Feb 26|Ontario - 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.

Los Angeles to Knock Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA277

    United Airlines

    06:00 am

    ONT

    1.5h

    07:29 am

    SFO

    SMTWTFS
    Search

  2. UA901

    United Airlines

    12:55 pm

    SFO

    10.5h

    07:25 am

    LHR

    SMTWTFS

  3. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  4. BA5107

    British Airways

    06:01 am

    ONT

    3.0h

    11:00 am

    DFW

    SMTWTFS
    Search

  5. BA1531

    British Airways

    07:30 pm

    DFW

    9.3h

    10:50 am

    LHR

    ---WTF-

  6. BA5989

    British Airways

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  7. DL4042

    Delta Air Lines

    07:00 am

    ONT

    3.0h

    10:03 am

    SEA

    SMTWTFS
    Search

  8. VS106

    Virgin Atlantic

    05:35 pm

    SEA

    9.8h

    11:25 am

    LHR

    SMTWTFS

  9. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  10. DL761

    Delta Air Lines

    07:00 am

    ONT

    4.3h

    02:15 pm

    ATL

    SMTWTFS
    Search

  11. VS4044

    Virgin Atlantic

    05:25 pm

    ATL

    8.3h

    06:45 am

    LHR

    SMTWTFS

  12. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  13. VS3004

    Virgin Atlantic

    07:00 am

    ONT

    4.3h

    02:15 pm

    ATL

    SMTWTFS
    Search

  14. VS104

    Virgin Atlantic

    06:15 pm

    ATL

    8.0h

    07:15 am

    LHR

    SMTWTFS

  15. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  16. DL761

    Delta Air Lines

    07:00 am

    ONT

    4.3h

    02:15 pm

    ATL

    SMTWTFS
    Search

  17. VS104

    Virgin Atlantic

    06:15 pm

    ATL

    8.0h

    07:15 am

    LHR

    SMTWTFS

  18. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  19. UA4639

    United Airlines

    10:40 am

    ONT

    1.7h

    12:20 pm

    SFO

    SMTWT--
    Search

  20. UA901

    United Airlines

    12:55 pm

    SFO

    10.5h

    07:25 am

    LHR

    SMTWTFS

  21. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  22. AA1820

    American Airlines

    10:51 am

    ONT

    2.8h

    03:41 pm

    DFW

    SMTWTFS
    Search

  23. AA080

    American Airlines

    07:30 pm

    DFW

    9.3h

    10:50 am

    LHR

    ---WTF-

  24. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  25. VS5397

    Virgin Atlantic

    12:00 pm

    ONT

    4.3h

    07:18 pm

    ATL

    SMTWTFS
    Search

  26. VS4067

    Virgin Atlantic

    11:59 pm

    ATL

    8.5h

    01:30 pm

    LHR

    SMTWTFS

  27. EI915

    Aer Lingus

    11:05 am

    LHR

    1.5h

    12:35 pm

    NOC

    SMTWTFS

  28. F91500

    Frontier Airlines

    12:59 am

    ONT

    2.3h

    04:16 am

    DEN

    SMTWTFS
    Search

  29. UA027

    United Airlines

    05:35 pm

    DEN

    9.1h

    09:40 am

    LHR

    SMTWTFS

  30. 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 Ontario 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 Ontario (ONT) to Knock (NOC) the cheapest?

    Airlines adjust prices for flights from Ontario 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 Ontario (ONT) to Knock (NOC) cost?

    According to Trip.com's data, the lowest price is around €659.

  • 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 Ontario 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 Ontario 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 | Ontario to Knock

Flight distance6,049.28 km
Popular airlineAmerican Airlines

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