HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$492+ Cheap flights from Cork (ORK) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORK — SFO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cork to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Cork to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Cork (ORK) to San Francisco (SFO). 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 September 11, 2025.

Round-trip from

$612
(Air France)

One-way from

$492
(Cheapflightsfares)

Popular in

August

Cheapest in

October

Average price

$789
From Cork to San Francisco
Search Deals
One-way flight from Cork to San Francisco
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Cork to San Francisco

Cheapest flights from Cork to San Francisco
Explore the most affordable flight options available from Cork to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Air France deal was found by Cheapflights users on 9/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:05 pmORK - SFO
1 stop26h 40mMultiple Airlines
Mon 10/203:05 pmSFO - ORK
1 stop15h 35mMultiple Airlines
Deal found 9/11$612
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:10 amORK - SFO
1 stop13h 40mDelta
Sat 1/1010:10 amSFO - ORK
2 stops20h 50mDelta
Deal found 9/9$647
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:10 pmORK - SFO
1 stop34h 45mLufthansa
Mon 10/204:10 pmSFO - ORK
2 stops40h 15mLufthansa
Deal found 9/11$650
This lastminute.com deal was found by Cheapflights users on 9/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/85:05 pmORK - SFO
1 stop26h 40mKLM
Sat 10/251:25 pmSFO - ORK
2 stops27h 00mKLM
Deal found 9/10$669
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 amORK - SFO
2 stops21h 30mDelta
Sat 10/2512:30 pmSFO - ORK
2 stops19h 30mDelta
Deal found 9/10$682
This KLM deal was found by Cheapflights users on 9/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:15 pmORK - SFO
1 stop26h 35mKLM
Sat 1/103:40 pmSFO - ORK
1 stop15h 20mKLM
Deal found 9/9$707
This TravelUp deal was found by Cheapflights users on 9/10. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:30 pmORK - SFO
1 stop25h 45mMultiple Airlines
Sat 10/254:05 pmSFO - ORK
1 stop21h 55mMultiple Airlines
Deal found 9/10$762
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:30 pmORK - SFO
2 stops45h 58mAir Canada
Sat 11/16:00 pmSFO - ORK
2 stops46h 25mAir Canada
Deal found 9/10$780
This KLM deal was found by Cheapflights users on 9/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 amORK - SFO
1 stop13h 45mKLM
Sat 11/12:55 pmSFO - ORK
1 stop25h 30mKLM
Deal found 9/10$801

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cork to San Francisco 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 September 11, 2025.
Use the filters below to find and compare flights from Cork to San Francisco that are best for you.

Fly from

Cork

Fly to

San Francisco

Route

Depart

Return

Price

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Mon 10/6

5:05 pm-11:45 am

1 stop26h 40m

San Francisco

Mon 10/20

3:05 pm-2:40 pm

1 stop15h 35m

$612

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Wed 3/4

5:15 pm-11:50 am

1 stop26h 35m

San Francisco

Sun 3/8

4:40 pm-3:00 pm

1 stop15h 20m

$615

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Sat 12/6

6:10 am-11:50 am

1 stop13h 40m

San Francisco

Sat 1/10

10:10 am-3:00 pm

2 stops20h 50m

$647

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Mon 10/6

5:10 pm-7:55 pm

1 stop34h 45m

San Francisco

Mon 10/20

4:10 pm-4:25 pm

2 stops40h 15m

$650

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Wed 10/8

5:05 pm-11:45 am

1 stop26h 40m

San Francisco

Sat 10/25

1:25 pm-12:25 am

2 stops27h 00m

$669

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Sat 12/6

5:15 pm-11:50 am

1 stop26h 35m

San Francisco

Sat 1/10

3:40 pm-3:00 pm

1 stop15h 20m

$707

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Wed 3/4

11:55 am-12:22 am

2 stops20h 27m

San Francisco

Sun 3/8

1:56 pm-3:25 pm

2 stops18h 29m

$736

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Wed 10/8

8:30 pm-10:28 am

2 stops45h 58m

San Francisco

Sat 11/1

6:00 pm-11:25 pm

2 stops46h 25m

$780

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Fri 10/17

8:30 am-12:23 pm

3 stops35h 53m

$532

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Fri 10/17

7:20 am-1:50 pm

1 stop14h 30m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 11 results
1
2

Best time to book a flight from Cork to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Cork 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.

Cheapflights Insights

Everything you need to know about your flight from Cork to San Francisco

What is the cheapest month to book a flight from Cork to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Cork to San Francisco (average of $276). Flying from Cork to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from Cork to San Francisco?

    For as low as $615, Delta can have you in San Francisco from Cork in 26h 35m. There are 5084 mi between Cork and San Francisco.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Cork to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Cork to San Francisco (average of $276). Flying from Cork to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Manteca
Santa Clara
Sunnyvale
Hollister
Vacaville
Foster City
Vallejo
Burlingame
Redwood City
Union City
San Leandro
San Mateo
Lathrop

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.