Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from California to Knock from $1,409

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from California to Knock departing on 7/24. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Knock

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:38 pm - 12:35 pm
SFO
-
NOC
28h 57m
2 stops
Multiple Airlines Logo
1:05 pm - 9:09 am
NOC
-
SFO
28h 04m
2 stops
$1,409Multiple Airlines
Fri, Jul 24 - Sat, Aug 8
Multiple Airlines Logo
7:30 pm - 12:35 pm
SFO
-
NOC
33h 05m
1 stop
Multiple Airlines Logo
1:05 pm - 9:38 am
NOC
-
SFO
28h 33m
2 stops
$1,742Multiple Airlines
Fri, Jul 24 - Sat, Aug 8
Multiple Airlines Logo
7:50 pm - 12:35 pm
SFO
-
NOC
32h 45m
1 stop
Multiple Airlines Logo
1:05 pm - 7:10 pm
NOC
-
SFO
14h 05m
1 stop
$1,780Multiple Airlines
Fri, Jul 24 - Sat, Aug 8
Multiple Airlines Logo
5:35 pm - 12:35 pm
SFO
-
NOC
35h 00m
2 stops
Multiple Airlines Logo
1:05 pm - 12:50 pm
NOC
-
SFO
31h 45m
3 stops
$2,413Multiple Airlines
Fri, Jul 24 - Sat, Aug 8

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

momondo Fare Finder

 
Customize your flight search to find flights from California 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 July 5, 2026.
Use the filters below to find and compare flights from California to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 7/24

11:38 pm-12:35 pm

2 stops28h 57m

Knock Intl

Sat 8/8

1:05 pm-9:09 am

2 stops28h 04m

$1,409

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 7/24

7:30 pm-12:35 pm

1 stop33h 05m

Knock Intl

Sat 8/8

1:05 pm-9:38 am

2 stops28h 33m

$1,742
Quickest round-trip

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 7/24

7:50 pm-12:35 pm

1 stop32h 45m

Knock Intl

Sat 8/8

1:05 pm-7:10 pm

1 stop14h 05m

$1,780

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 7/24

5:35 pm-12:35 pm

2 stops35h 00m

Knock Intl

Sat 8/8

1:05 pm-12:50 pm

3 stops31h 45m

$2,413

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Knock from

How to get the cheapest flight ticket from California 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 airlines fly to Knock?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Knock from California according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Knock. Keep in mind that there are 5 different airlines that fly to Knock on a routine basis, so you have a few additional options to choose from.

Cheap California to Knock flight deals and tips

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

Fastest flight time

28h 57m

Direct flights

None
The fastest flight from California to Knock takes 28h 57m
There are no direct flights from California to Knock. There are no popular flight routes from California to Knock.
Search flight deals

Frequently asked questions about flying from California to Knock

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California 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 license 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.

Best airlines flying from California to Knock

Compare and see reviews for airlines that fly from California to Knock with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $797Free CancellationRating
6.7
8,094 reviews
Search British Airways flights

Traveling to a place near Knock?

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

Why use momondo?

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

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Knock from California.

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

Yes momondo offers price alerts on flights to Knock from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Knock trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/4
Tue 8/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland