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Cheap flights from San Francisco to Knock from €689

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Knock departing on 20/3. 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
0 bags
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Find the cheapest flights from San Francisco to Knock

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
10:46 - 12:35
SFO
-
NOC
17h 49m
2 stops
British Airways Logo
13:05 - 22:45
NOC
-
SFO
17h 40m
2 stops
€864British Airways
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
10:03 - 12:25
SFO
-
NOC
18h 22m
2 stops
Multiple Airlines Logo
13:00 - 15:00
NOC
-
SFO
34h 00m
1 stop
€902Multiple Airlines
Thu, 26 Feb - Tue, 3 Mar
British Airways Logo
06:21 - 12:25
SFO
-
NOC
22h 04m
2 stops
British Airways Logo
13:00 - 15:35
NOC
-
SFO
34h 35m
2 stops
€903British Airways
Thu, 26 Feb - Tue, 3 Mar
Multiple Airlines Logo
20:40 - 12:25
SFO
-
NOC
31h 45m
1 stop
Multiple Airlines Logo
13:00 - 15:00
NOC
-
SFO
34h 00m
1 stop
€931Multiple Airlines
Thu, 26 Feb - Tue, 3 Mar
British Airways Logo
20:40 - 12:25
SFO
-
NOC
31h 45m
1 stop
British Airways Logo
13:00 - 00:48
NOC
-
SFO
19h 48m
2 stops
€937British Airways
Mon, 2 Mar - Fri, 6 Mar
British Airways Logo
16:59 - 12:25
SFO
-
NOC
35h 26m
2 stops
British Airways Logo
13:00 - 00:48
NOC
-
SFO
19h 48m
2 stops
€942British Airways
Mon, 2 Mar - Fri, 6 Mar
British Airways Logo
06:15 - 12:25
SFO
-
NOC
22h 10m
2 stops
British Airways Logo
13:00 - 00:48
NOC
-
SFO
19h 48m
2 stops
€942British Airways
Mon, 2 Mar - Fri, 6 Mar

British Airways flights from San Francisco to Knock

Our best British Airways deals on San Francisco to Knock flight tickets
British Airways
1 May
SFO10:46San Francisco
17h 49m
2 stops
NOC12:35Knock Intl
8 May
NOC13:05Knock Intl
17h 40m
2 stops
SFO22:45San Francisco
€864
British Airways
26 Feb
SFO06:21San Francisco
22h 04m
2 stops
NOC12:25Knock Intl
3 Mar
NOC13:00Knock Intl
34h 35m
2 stops
SFO15:35San Francisco
€903
British Airways
2 Mar
SFO20:40San Francisco
31h 45m
1 stop
NOC12:25Knock Intl
6 Mar
NOC13:00Knock Intl
19h 48m
2 stops
SFO00:48San Francisco
€937

momondo Fare Finder

 
Customise 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, momondo users made 13,528 searches. Data last updated 31 January 2026.
Use the filters below to find and compare flights from San Francisco to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 1/5

10:46-12:35

2 stops17h 49m

Knock Intl

Fri 8/5

13:05-22:45

2 stops17h 40m

€864

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Thu 26/2

10:03-12:25

2 stops18h 22m

Knock Intl

Tue 3/3

13:00-15:00

1 stop34h 00m

€902

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Thu 26/2

06:21-12:25

2 stops22h 04m

Knock Intl

Tue 3/3

13:00-15:35

2 stops34h 35m

€903

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Thu 26/2

20:40-12:25

1 stop31h 45m

Knock Intl

Tue 3/3

13:00-15:00

1 stop34h 00m

€931

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Mon 2/3

20:40-12:25

1 stop31h 45m

Knock Intl

Fri 6/3

13:00-00:48

2 stops19h 48m

€937

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Mon 2/3

16:59-12:25

2 stops35h 26m

Knock Intl

Fri 6/3

13:00-00:48

2 stops19h 48m

€942

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Mon 2/3

06:15-12:25

2 stops22h 10m

Knock Intl

Fri 6/3

13:00-00:48

2 stops19h 48m

€942

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 20/3

12:03-12:25

2 stops17h 22m

€689

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Knock from

How to get the cheapest flight ticket from San Francisco 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 San Francisco to Knock Intl?

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

When to book flights from San Francisco to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Knock according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Francisco to Knock (SFO to NOC) flight deals and tips

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

Fastest flight time

18h 22m

Direct flights

None
The fastest flight from San Francisco to Knock takes 18h 22m
There are no direct flights from San Francisco to Knock. There are no popular flight routes from San Francisco to Knock.
Search flight deals

  • How far is San Francisco to Knock Intl by plane?

    Knock Intl is 8004.9 km away from San Francisco. In terms of flight time, this usually takes a little over 18h 22m.

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

    Prices for flights from San Francisco Airport to Knock Intl Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport 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
Sligo
Westport
Carrick-on-Shannon
Belmullet

Why use momondo?

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

Finding the right flight to Knock from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Knock quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Knock from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Knock?

Once all potential San Francisco to Knock flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Knock, momondo offers a useful price alert feature which will track prices for flights to Knock from San Francisco and alert you when they change.

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