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$617+ Cheap flights from Cork (ORK) to San Francisco (SFO)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORK — SFO
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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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 July 29, 2025.

Round-trip from

$617
(lastminute.com)

Popular in

July

Cheapest in

October

Average price

$1,099
From Cork to San Francisco
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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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 July 29, 2025.

This lastminute.com deal was found by Cheapflights users on 7/27. 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.
Mon 10/135:10 pmORK - SFO
1 stop27h 30mLufthansa
Sun 10/192:40 pmSFO - ORK
1 stop17h 45mLufthansa
Deal found 7/27$617
This TravelUp deal was found by Cheapflights users on 7/28. 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.
Fri 10/1711:45 amORK - SFO
2 stops18h 45mBritish Airways
Fri 10/242:10 pmSFO - ORK
2 stops21h 40mBritish Airways
Deal found 7/28$724
This SmartFares deal was found by Cheapflights users on 7/27. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/88:30 pmORK - SFO
2 stops27h 25mAer Lingus
Tue 9/237:20 pmSFO - ORK
1 stop20h 25mAer Lingus
Deal found 7/27$733
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1611:45 amORK - SFO
2 stops19h 30mAmerican Airlines
Fri 9/269:07 amSFO - ORK
2 stops17h 38mAmerican Airlines
Deal found 7/28$746
This Delta deal was found by Cheapflights users on 7/28. 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 8/306:00 amORK - SFO
1 stop13h 45mDelta
Mon 9/293:05 pmSFO - ORK
1 stop15h 35mDelta
Deal found 7/28$747
This KLM deal was found by Cheapflights users on 7/28. 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.
Tue 9/166:00 amORK - SFO
1 stop13h 45mKLM
Fri 9/261:45 pmSFO - ORK
1 stop18h 50mKLM
Deal found 7/28$762
This Gotogate deal was found by Cheapflights users on 7/28. 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.
Fri 10/175:00 pmORK - SFO
1 stop27h 40mMultiple Airlines
Fri 10/244:35 pmSFO - ORK
2 stops19h 15mMultiple Airlines
Deal found 7/28$767
This lastminute.com deal was found by Cheapflights users on 7/28. 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.
Sun 10/198:30 pmORK - SFO
2 stops32h 23mAir Canada
Thu 10/232:05 pmSFO - ORK
2 stops36h 40mAir Canada
Deal found 7/28$3,795

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 July 29, 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 10/13

5:10 pm-12:40 pm

1 stop27h 30m

San Francisco

Sun 10/19

2:40 pm-4:25 pm

1 stop17h 45m

$617

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Fri 10/17

11:45 am-10:30 pm

2 stops18h 45m

San Francisco

Fri 10/24

2:10 pm-7:50 pm

2 stops21h 40m

$724

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Mon 9/8

8:30 pm-3:55 pm

2 stops27h 25m

San Francisco

Tue 9/23

7:20 pm-11:45 pm

1 stop20h 25m

$733

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Tue 9/16

11:45 am-11:15 pm

2 stops19h 30m

San Francisco

Fri 9/26

9:07 am-10:45 am

2 stops17h 38m

$746

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Sat 8/30

6:00 am-11:45 am

1 stop13h 45m

San Francisco

Mon 9/29

3:05 pm-2:40 pm

1 stop15h 35m

$747

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Tue 9/16

6:00 am-11:45 am

1 stop13h 45m

San Francisco

Fri 9/26

1:45 pm-4:35 pm

1 stop18h 50m

$762

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Fri 10/17

5:00 pm-12:40 pm

1 stop27h 40m

San Francisco

Fri 10/24

4:35 pm-7:50 pm

2 stops19h 15m

$767

CorkSan Francisco

ORK - SFO

ORKSFO

Cork

Sun 10/19

8:30 pm-8:53 pm

2 stops32h 23m

San Francisco

Thu 10/23

2:05 pm-10:45 am

2 stops36h 40m

$3,795

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 $358). 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.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Cork to San Francisco, such as Delta, KLM, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.1
Good
9,822 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aer Lingus
7.1
Good
1,190 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Cork to San Francisco round-trip?

    According to our current data, Lufthansa ($617), British Airways ($724), and Aer Lingus ($733) offers the cheapest pricing from Cork to San Francisco. Lufthansa is 19% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 $358). 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
Mountain View
Santa Cruz
South San Francisco
Livermore
Turlock
Manteca
Antioch
Hollister
Watsonville
Sunnyvale
Newark
Milpitas
Campbell
Foster City
Capitola
Santa Clara
San Leandro
Burlingame
Redwood City

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