San Francisco

$505+ Cheap flights from Dublin (DUB) 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SFO
Jan 23 — Jan 301
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Find cheap flights from Dublin 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Dublin to San Francisco are usually found in November or February, booked 65 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Dublin to San Francisco

Cheapest flights from Dublin to San Francisco
Explore the most affordable flight options available from Dublin to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 24, 2025.

This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:40 amDUB - SFO
2 stops28h 59mUnited Airlines
Sun 1/47:00 amSFO - DUB
1 stop17h 10mUnited Airlines
Deal found 12/22$759
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:40 amDUB - SFO
2 stops28h 59mUnited Airlines
Mon 1/55:00 amSFO - DUB
2 stops18h 30mUnited Airlines
Deal found 12/22$840
This Air France deal was found by Cheapflights users on 12/23. 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.
Sat 12/276:00 amDUB - SFO
1 stop15h 25mAir France
Sat 1/33:40 pmSFO - DUB
1 stop32h 20mAir France
Deal found 12/23$869
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:05 pmDUB - SFO
2 stops29h 38mUnited Airlines
Sun 1/411:15 pmSFO - DUB
2 stops24h 55mUnited Airlines
Deal found 12/22$882
This KLM deal was found by Cheapflights users on 12/22. 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.
Mon 12/221:25 pmDUB - SFO
1 stop30h 25mMultiple Airlines
Fri 12/263:40 pmSFO - DUB
1 stop16h 05mMultiple Airlines
Deal found 12/22$900
This Kiwi.com deal was found by Cheapflights users on 12/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:50 pmDUB - SFO
1 stop32h 20mMultiple Airlines
Sat 12/277:55 pmSFO - DUB
1 stop14h 45mMultiple Airlines
Deal found 12/23$901
This KLM deal was found by Cheapflights users on 12/23. 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 12/241:25 pmDUB - SFO
1 stop30h 25mMultiple Airlines
Wed 12/313:40 pmSFO - DUB
1 stop23h 15mMultiple Airlines
Deal found 12/23$903
This Delta deal was found by Cheapflights users on 12/22. 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 12/245:55 amDUB - SFO
2 stops23h 25mDelta
Wed 12/319:21 amSFO - DUB
2 stops22h 24mDelta
Deal found 12/22$906
This Expedia deal was found by Cheapflights users on 12/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:15 pmDUB - SFO
2 stops31h 05mKLM
Wed 12/318:00 amSFO - DUB
1 stop15h 45mKLM
Deal found 12/23$913
This United Airlines deal was found by Cheapflights users on 12/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:40 amDUB - SFO
2 stops28h 59mUnited Airlines
Sat 1/37:00 amSFO - DUB
1 stop17h 10mUnited Airlines
Deal found 12/23$928

Find flight deals from Dublin to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) 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 December 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$502
(oojo)

Popular in

July

Cheapest in

November

Average price

$765

Good round-trip deal

$647 or less

Good one-way deal

$583 or less
Provider with most accurate pricing for Dublin-San Francisco flight deals.
Provider most trusted by Cheapflights users for Dublin-San Francisco flights.
From Dublin to San Francisco
Highest demand for flights based on searches. 18% potential increase in price ($158 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Dublin to San Francisco.
Price to beat on a one-way flight from Dublin to San Francisco.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dublin 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 December 24, 2025.
Use the filters below to find and compare flights from Dublin to San Francisco that are best for you.

Fly from

Dublin

Fly to

San Francisco

Route

Depart

Return

Price

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 4/15

7:45 pm-1:50 pm

1 stop26h 05m

San Francisco

Sat 5/2

4:35 pm-4:40 pm

1 stop16h 05m

$521

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 4/15

7:45 pm-1:50 pm

1 stop26h 05m

San Francisco

Thu 4/30

4:35 pm-9:40 am

1 stop33h 05m

$521

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 4/15

7:45 pm-1:50 pm

1 stop26h 05m

San Francisco

Fri 5/1

4:35 pm-3:05 pm

1 stop14h 30m

$521

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Fri 5/15

3:30 pm-1:50 pm

1 stop30h 20m

San Francisco

Tue 5/26

4:35 pm-2:45 pm

1 stop14h 10m

$522

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Thu 1/15

11:30 am-2:35 pm

2 stops35h 05m

San Francisco

Thu 1/29

3:10 pm-6:20 pm

1 stop19h 10m

$526

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Fri 1/23

10:45 am-2:35 pm

2 stops35h 50m

San Francisco

Mon 1/26

4:40 pm-10:45 am

2 stops34h 05m

$527

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Sat 2/7

10:10 am-2:35 pm

2 stops36h 25m

San Francisco

Sat 2/28

4:40 pm-11:45 am

2 stops35h 05m

$528

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Fri 1/23

10:45 am-2:35 pm

2 stops35h 50m

San Francisco

Sun 2/1

4:40 pm-7:35 pm

2 stops18h 55m

$530

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Fri 1/23

12:30 pm-3:35 pm

Nonstop11h 05m

San Francisco

Sun 2/1

6:20 pm-12:25 pm

Nonstop10h 05m

$531

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Fri 3/27

6:35 am-12:45 pm

3 stops37h 10m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 21 results
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Compare providers for flights from Dublin to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to San Francisco in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dublin-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dublin-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dublin-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-San Francisco flights, Cheapflights users trust eDreams the most. eDreams 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 Dublin-San Francisco 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 Dublin to San Francisco

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

How far ahead should I book a flight from Dublin to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Dublin to San Francisco. Price data was last updated on December 19, 2025.

To ensure you get the cheapest price possible for a flight from Dublin to San Francisco, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Dublin to San Francisco (average of $435). Flying from Dublin to San Francisco in July is currently the most expensive (average of $695). 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.

What is the cheapest time of day to fly from DUB to SFO?

Find hourly flight availability from Dublin to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 24, 2025.

It’s optimal to fly from Dublin to San Francisco in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the afternoon.

The best insider tips for Dublin to San Francisco flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Dublin to San Francisco trip
Airports
DUB

For US travelers, preclearance at DUB can be time-consuming. Allow 30-45 minutes after regular security for this process.

SFO

The least expensive way to travel from SFO to downtown San Francisco is on BART. The trip takes about 40 minutes.

Our travel experts
James March

James March

Expert on DUB

James March

James March

For UK-based James March, nothing beats the thrill and chaos of arriving in a new city for the first time, and he tries to put that feeling into his writing and inspire others to travel too. From Birmingham to Blackpool and Leicester to Liverpool, James has reviewed hotels, written narratives and created guides for those who love to travel.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

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 December 24, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and Aer Lingus from Dublin to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Dublin 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 airports do I use to fly from Dublin to San Francisco?

    You will need to book a flight from Dublin to San Francisco if you want to fly from Dublin to San Francisco. At least 3 different airlines have flights from Dublin (DUB) to San Francisco (SFO) on a regular basis. There are 2 flights to San Francisco from the Dublin airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DUB to SFO to be around 10h 55m.

  • How popular is this Dublin to San Francisco flight route?

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

    There are many flights that can get you from Dublin to San Francisco in 26h 05m. Fly via British Airways or Scandinavian Airlines to get the fastest option. Dublin and San Francisco are separated by a distance of 5081 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Aer Lingus, at $482, was found to be the cheapest airline from Dublin to San Francisco.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Aer Lingus is 31% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Dublin to San Francisco one-way?

    The cheapest airlines for a one-way flight from Dublin to San Francisco are WestJet ($315), Iberia ($466), and Aer Lingus ($493).

  • What are the most reliable airlines from Dublin to San Francisco?

    Consider Aer Lingus (93%), Iberia (93%) or British Airways (93%) when booking your flight. These represent the most reliable airlines when flying from Dublin to San Francisco.

  • What are the cheapest flights from Dublin to San Francisco?

    Looking for the cheapest flight from Dublin to San Francisco? While on average our users pay $681, our data indicates the cheapest price to be $513. The most popular route (Dublin - San Francisco), is priced around $442.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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 Dublin to San Francisco?

    Currently, October is the cheapest month in which you can book a flight from Dublin to San Francisco (average of $435). Flying from Dublin to San Francisco in July is currently the most expensive (average of $695). 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
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Redwood City
Sunnyvale
San Bruno
Daly City
Santa Clara
San Carlos
Vallejo
Hollister
San Ramon
Foster City
Union City
Davis
Emeryville

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Dublin to San Francisco

Discover the top 3 airlines that operate flights from Dublin to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$482Average$729FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$593Average$853FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$613Average$912FlexibilityNo cancel feeOn-time69%

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