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Knock

$918+ Cheap flights from San Francisco (SFO) to Knock (NOC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — NOC
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheap flight deals from San Francisco to Knock

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Knock (NOC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 21, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$918
(Gotogate)
Provider with most accurate pricing for San Francisco-Knock Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Knock Intl flights.
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From San Francisco to Knock Intl
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Find flight deals from San Francisco to Knock

Cheapest flights from San Francisco to Knock
Explore the most affordable flight options available from San Francisco to Knock. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This Gotogate deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:15 amSFO - NOC
2 stops20h 20mMultiple Airlines
Sun 5/111:05 pmNOC - SFO
2 stops32h 07mMultiple Airlines
Deal found 3/20$918
This Gurufare deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:45 pmSFO - NOC
2 stops34h 50mAer Lingus
Sun 5/111:05 pmNOC - SFO
1 stop32h 45mAer Lingus
Deal found 3/20$946

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
Use the filters below to find and compare flights from San Francisco to Knock that are best for you.

Fly from

San Francisco

Fly to

Knock

Route

Depart

Return

Price

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Sun 5/4

8:15 am-12:35 pm

2 stops20h 20m

Knock Intl

Sun 5/11

1:05 pm-1:12 pm

2 stops32h 07m

$918

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Sun 5/4

5:45 pm-12:35 pm

2 stops34h 50m

Knock Intl

Sun 5/11

1:05 pm-1:50 pm

1 stop32h 45m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

  • Most accurate provider: When it comes to deals on San Francisco-Knock flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Knock flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Knock flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Knock flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Knock flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Knock

Have a flexible travel schedule? Discover the best time to fly to Knock from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Knock

Get insights into the airlines that provide service to Knock. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knock. Reviews last updated March 21, 2025.
Aer Lingus
7.0
Good
1,063 reviews

Overall

7.0

Comfort

7.0

Entertainment

6.7

Boarding

7.2

Crew

7.9

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible
Aer Lingus
7.0
Good
1,063 reviews
Aer Lingus
7.0
Good
1,063 reviews

Overall

7.0

Comfort

7.0

Entertainment

6.7

Boarding

7.2

Crew

7.9

Food

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Knock. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from San Francisco to Knock that include hotel bookings?

    Yes. In addition to deals on San Francisco to Knock flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Knock?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Knock.

  • Can I find deals for business class flights from San Francisco to Knock?

    Yes. Cheapflights offers flight deals from San Francisco to Knock by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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