HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dublin

$270+ Cheap flights from San Jose (SJC) to Dublin (DUB)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — DUB
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Jose to Dublin 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 San Jose to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Dublin (DUB). 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 17, 2025.

Round-trip from

$499
(United Airlines)

One-way from

$270
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$562
From San Jose to Dublin
Search Deals
One-way flight from San Jose to Dublin
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Jose to Dublin

Cheapest flights from San Jose to Dublin
Explore the most affordable flight options available from San Jose to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/286:30 amSJC - DUB
2 stops18h 00mUnited Airlines
Fri 11/79:00 amDUB - SJC
2 stops36h 42mUnited Airlines
Deal found 9/14$499
This FlightHub deal was found by Cheapflights users on 9/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:45 amSJC - DUB
2 stops14h 25mAir Canada
Wed 11/129:00 amDUB - SJC
2 stops19h 53mAir Canada
Deal found 9/16$524
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/288:45 amSJC - DUB
2 stops18h 10mUnited Airlines
Wed 11/510:40 amDUB - SJC
1 stop16h 08mUnited Airlines
Deal found 9/15$527
This Delta deal was found by Cheapflights users on 9/15. 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 11/512:40 pmSJC - DUB
2 stops19h 05mDelta
Tue 11/119:45 amDUB - SJC
1 stop18h 50mDelta
Deal found 9/15$542
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/318:45 amSJC - DUB
2 stops18h 35mUnited Airlines
Fri 11/79:00 amDUB - SJC
2 stops45h 28mUnited Airlines
Deal found 9/17$549
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/318:45 amSJC - DUB
2 stops18h 10mUnited Airlines
Fri 11/149:00 amDUB - SJC
2 stops21h 30mUnited Airlines
Deal found 9/15$558
This Finnair deal was found by Cheapflights users on 9/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:50 amSJC - DUB
1 stop16h 20mMultiple Airlines
Fri 11/1412:55 pmDUB - SJC
1 stop15h 53mMultiple Airlines
Deal found 9/15$572
This Finnair deal was found by Cheapflights users on 9/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:50 amSJC - DUB
1 stop16h 20mMultiple Airlines
Fri 11/712:55 pmDUB - SJC
1 stop15h 53mMultiple Airlines
Deal found 9/17$573
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/306:30 amSJC - DUB
1 stop18h 40mUnited Airlines
Thu 11/610:40 amDUB - SJC
2 stops18h 13mUnited Airlines
Deal found 9/15$577
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/286:30 amSJC - DUB
1 stop19h 15mUnited Airlines
Wed 11/269:00 amDUB - SJC
2 stops38h 33mUnited Airlines
Deal found 9/16$592

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Dublin 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 17, 2025.
Use the filters below to find and compare flights from San Jose to Dublin that are best for you.

Fly from

San Jose

Fly to

Dublin

Route

Depart

Return

Price

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 10/28

8:45 am-9:55 am

2 stops18h 10m

Dublin

Wed 11/5

9:30 am-8:53 pm

2 stops19h 23m

$527

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 11/5

12:40 pm-3:45 pm

2 stops19h 05m

Dublin

Tue 11/11

9:45 am-8:35 pm

1 stop18h 50m

$542

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Fri 10/31

8:45 am-10:20 am

2 stops18h 35m

Dublin

Fri 11/14

9:00 am-10:30 pm

2 stops21h 30m

$558

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Fri 10/31

7:50 am-7:10 am

1 stop16h 20m

Dublin

Fri 11/7

12:55 pm-8:48 pm

1 stop15h 53m

$573

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 2/25

6:30 am-8:45 am

2 stops18h 15m

Dublin

Sun 3/1

9:45 am-9:06 pm

1 stop19h 21m

$577

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 2/25

8:25 am-9:55 am

2 stops17h 30m

Dublin

Sun 3/1

10:40 am-9:11 pm

2 stops18h 31m

$577

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 10/1

6:30 am-9:45 am

1 stop19h 15m

Dublin

Wed 11/26

9:00 am-1:41 pm

2 stops36h 41m

$592

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 9/28

6:30 am-9:45 am

1 stop19h 15m

Dublin

Wed 11/26

9:00 am-3:33 pm

2 stops38h 33m

$592

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 10/7

7:53 pm-7:25 am

2 stops51h 32m

$270

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 10/7

6:20 am-7:55 am

1 stop17h 35m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 18 results
1
2

Best time to book a flight from San Jose to Dublin

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

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

Currently, November is the cheapest month in which you can book a flight from San Jose to Dublin (average of $509). Flying from San Jose to Dublin in June is currently the most expensive (average of $923). 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 SJC to DUB?

Find hourly flight availability from San Jose to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from San Jose to Dublin by exploring options for tickets in the afternoon.

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown American Airlines and Aer Lingus from San Jose to Dublin. 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.
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Crew

8.0

Food

6.4

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Crew

8.0

Food

6.4

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
Aer Lingus
7.2
Good
1,277 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Crew

8.0

Food

6.4

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from San Jose to Dublin. 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 San Jose to Dublin?

    United Airlines and Delta can get you from San Jose to Dublin in just under 18h 10m. Your travel time can differ by up to 55m. There are 5083 mi between San Jose and Dublin. This flight may include one or multiple stops.

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

    According to our current data, Aer Lingus ($576), and American Airlines ($719) offers the cheapest pricing from San Jose to Dublin. These flights start at 34% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Jose to Dublin (average of $509). Flying from San Jose to Dublin in June is currently the most expensive (average of $923). 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 Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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.

Alternative routes for San Jose to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Dublin flights
Los Angeles to Dublin flights
Ontario to Dublin flights
Oakland to Dublin flights
Burbank to Dublin flights
Santa Ana to Dublin flights
San Diego to Dublin flights
Las Vegas to Dublin flights
Sacramento to Dublin flights
Los Angeles to Shannon flights
Long Beach to Dublin flights
Reno to Dublin flights
San Francisco to Cork flights
Los Angeles to Cork flights
San Francisco to Shannon flights
Fresno to Dublin flights
Santa Ana to Shannon flights
San Luis Obispo to Dublin flights
Ontario to Shannon flights
Las Vegas to Shannon flights
San Jose to Shannon flights
Santa Rosa to Dublin flights
Monterey to Dublin flights
San Diego to Shannon flights
Sacramento to Shannon flights
Santa Barbara to Dublin flights
Ontario to Cork flights
Medford to Dublin flights
Palm Springs to Dublin flights
San Jose to Cork flights
Arcata to Dublin flights
Reno to Shannon flights
Fresno to Shannon flights
Burbank to Shannon flights
San Jose to Knock flights
San Francisco to Knock flights
San Diego to Cork flights
San Francisco to Donegal flights
Las Vegas to Cork flights
Redding to Dublin flights
Oakland to Cork flights
Los Angeles to Milltown (Kerry) flights
Santa Barbara to Shannon flights
Santa Rosa to Shannon flights

Top 2 airlines flying from San Jose to Dublin

Discover the top 2 airlines that operate flights from San Jose to Dublin. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$576Average$955FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$719Average$1,105FlexibilityNo cancel feeOn-time71%

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.