HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$182+ Cheap flights from Fremont, CA to Ireland

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DUB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Fremont to Ireland 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 Fremont to Ireland

Keep the following information in mind while searching for Fremont to Ireland flight deals. Data was last updated September 15, 2025.

Round-trip from

$518
(American Airlines)

One-way from

$182
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$716
From Fremont to Ireland
Search Deals
One-way flight from Fremont to Ireland
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Fremont to Ireland

Cheapest flights from Fremont to Ireland
Explore the most affordable flight options available from Fremont to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/2912:16 pmSFO - SNN
2 stops16h 14mAmerican Airlines
Wed 11/57:50 amSNN - SFO
1 stop15h 10mAmerican Airlines
Deal found 9/13$518
This Scandinavian Airlines deal was found by Cheapflights users on 9/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:59 pmSFO - DUB
2 stops54h 51mScandinavian Airlines
Wed 11/57:05 pmDUB - SFO
2 stops34h 52mScandinavian Airlines
Deal found 9/13$518
This Gurufare deal was found by Cheapflights users on 9/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:35 pmSFO - DUB
2 stops39h 10mScandinavian Airlines
Wed 11/1211:30 amDUB - SFO
2 stops35h 05mScandinavian Airlines
Deal found 9/13$519
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 10/194:24 pmSFO - SNN
2 stops15h 46mAmerican Airlines
Tue 11/47:50 amSNN - SFO
2 stops23h 35mAmerican Airlines
Deal found 9/13$521
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:25 pmSFO - DUB
1 stop14h 20mMultiple Airlines
Fri 11/75:10 amDUB - SFO
1 stop15h 30mMultiple Airlines
Deal found 9/14$521
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.
Wed 11/197:25 amSFO - DUB
2 stops18h 30mUnited Airlines
Wed 12/39:00 amDUB - SFO
2 stops19h 19mUnited Airlines
Deal found 9/15$522
This Scandinavian Airlines deal was found by Cheapflights users on 9/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:59 pmSFO - DUB
2 stops56h 51mScandinavian Airlines
Thu 11/67:05 pmDUB - SFO
1 stop27h 30mScandinavian Airlines
Deal found 9/13$523
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 12/64:15 pmSFO - DUB
1 stop30h 55mUnited Airlines
Wed 12/1712:05 pmDUB - SFO
1 stop15h 15mUnited Airlines
Deal found 9/13$524
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/88:25 amSFO - DUB
1 stop14h 45mUnited Airlines
Tue 11/49:30 amDUB - SFO
2 stops17h 37mUnited Airlines
Deal found 9/13$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.
Sun 10/1912:35 amSFO - DUB
1 stop23h 20mDelta
Tue 11/259:45 amDUB - SFO
1 stop16h 24mDelta
Deal found 9/15$528
This Expedia deal was found by Cheapflights users on 9/13. 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 11/57:25 pmSFO - DUB
1 stop14h 20mMultiple Airlines
Tue 11/115:00 amDUB - SFO
2 stops24h 22mMultiple Airlines
Deal found 9/13$529
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/2910:16 amSFO - ORK
2 stops17h 54mAmerican Airlines
Wed 11/57:40 amORK - SFO
1 stop19h 05mAmerican Airlines
Deal found 9/13$529

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont to Ireland 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 15, 2025.
Use the filters below to find and compare flights from Fremont to Ireland that are best for you.

Fly from

Fremont

Fly to

Ireland

Route

Depart

Return

Price

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 10/29

12:16 pm-11:30 am

2 stops16h 14m

Shannon

Wed 11/5

7:50 am-3:00 pm

1 stop15h 10m

$518

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 10/28

6:59 pm-11:45 am

2 stops57h 46m

Dublin

Tue 11/11

7:05 pm-10:55 pm

2 stops35h 50m

$518

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 10/19

4:24 pm-4:10 pm

2 stops15h 46m

Shannon

Tue 11/4

7:50 am-11:25 pm

2 stops23h 35m

$521

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 11/19

8:30 am-9:55 am

2 stops17h 25m

Dublin

Wed 11/26

9:00 am-10:55 pm

2 stops21h 55m

$522

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Sat 10/25

3:30 pm-12:45 pm

2 stops37h 15m

Dublin

Sun 11/2

10:10 am-2:35 pm

1 stop36h 25m

$522

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 11/19

3:30 pm-11:45 am

2 stops36h 15m

Dublin

Sun 11/23

7:05 pm-2:35 pm

1 stop27h 30m

$522

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 10/29

3:30 pm-11:45 am

2 stops37h 15m

Dublin

Sun 11/9

10:10 am-2:35 pm

1 stop36h 25m

$522

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 10/14

6:59 pm-11:50 am

2 stops56h 51m

Dublin

Wed 10/22

12:40 pm-11:14 pm

2 stops42h 34m

$522

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 10/7

3:30 pm-11:50 am

2 stops36h 20m

Dublin

Sat 11/8

10:10 am-2:35 pm

1 stop36h 25m

$522

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Sun 11/23

4:40 pm-6:20 pm

1 stop17h 40m

Dublin

Wed 11/26

7:05 pm-2:35 pm

1 stop27h 30m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 44 results
1
2
3
...
5

Best time to book a flight from Fremont to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Fremont 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 Fremont to Ireland

What is the cheapest month to book a flight from Fremont to Ireland?

Currently, November is the cheapest month in which you can book a flight from Fremont to Ireland (average of $509). Flying from Fremont to Ireland 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 FR8 to IE?

Find hourly flight availability from Fremont to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Fremont to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Fremont to Ireland?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Ireland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont to Ireland flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Fremont to Ireland

Explore weekly flight availability from Fremont to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from FR8 to IE0 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated September 15, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Fremont to Ireland. 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.
Delta
8.0
Very good
7,954 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.2
Good
1,270 reviews
Delta
8.0
Very good
7,954 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,954 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • How popular is this Fremont to Ireland flight route?

    Flights from Fremont to Ireland have been viewed 38 times in the past calendar month.

  • How long is the flight from Fremont to Ireland?

    Departing from Fremont to Ireland will take you 16h 14m. The distance from Fremont to Ireland is about 5032 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Fremont to Ireland?

    Most travelers choose San Francisco - Dublin, San Francisco - Cork or San Francisco - Shannon when deciding on the best route from Fremont to Ireland.

  • What are the most reliable airlines from Fremont to Ireland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Fremont to Ireland on time: Iberia (84%), British Airways (84%), American Airlines (84%).

  • What are the cheapest flights from Fremont to Ireland?

    Looking at all options, your cheapest flight can be booked for $422. While the most popular route (San Francisco - Dublin) can be booked for $414 on average, our data indicates $3,662 when flying from Fremont to Ireland.

  • Can I find deals for flights from Fremont to Ireland that include hotel bookings?

    Yes. In addition to deals on Fremont to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fremont to Ireland?

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

  • Can I find deals for business class flights from Fremont to Ireland?

    Yes. Cheapflights offers flight deals from Fremont to Ireland 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 Fremont to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Fremont to Ireland (average of $509). Flying from Fremont to Ireland 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

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 Fremont to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Charles de Gaulle flights
San Francisco to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to London City flights
Los Angeles to Istanbul flights
Los Angeles to Frankfurt flights
Los Angeles to Barcelona-El Prat flights
San Francisco to Barcelona-El Prat flights
San Francisco to Istanbul flights
San Francisco to Lisbon flights
Los Angeles to Madrid flights
Los Angeles to Gatwick flights
Los Angeles to Orly flights
San Francisco to Gatwick flights
San Francisco to London City flights
San Francisco to Orly flights
San Diego to Heathrow flights
San Francisco to Madrid flights
Los Angeles to Dublin flights
San Francisco to Dublin flights
Los Angeles to Amsterdam flights
San Francisco to Frankfurt flights
San Francisco to Zurich flights
San Francisco to Amsterdam flights
Ontario to Heathrow flights
Ontario to Charles de Gaulle flights
Ontario to Leonardo da Vinci/Fiumicino flights
Los Angeles to Stansted flights
Los Angeles to Zurich flights
San Francisco to Munich flights
Santa Ana to Leonardo da Vinci/Fiumicino flights
Los Angeles to Lisbon flights
Los Angeles to Luton flights
Santa Ana to Heathrow flights
Los Angeles to Munich flights
Los Angeles to Malpensa flights
San Francisco to Malpensa flights
San Francisco to Athens flights
Los Angeles to Athens flights
San Francisco to Linate flights
Santa Ana to Charles de Gaulle flights
Burbank to Charles de Gaulle flights
Los Angeles to Sabiha Gokcen flights
Las Vegas to Heathrow flights
Los Angeles to Copenhagen flights
Los Angeles to Linate flights
Los Angeles to Frederic Chopin flights

Top 10 airlines flying from Fremont to Ireland

Discover the top 10 airlines that operate flights from Fremont to Ireland. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$421Average$532FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$481Average$899FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$495Average$943FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$510Average$847FlexibilityNo cancel feeOn-time67%
TAP AIR PORTUGALCheapest$517Average$774FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$520Average$916FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$539Average$776FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$545Average$934FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$575Average$807FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$576Average$923FlexibilityNo cancel feeOn-time69%

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.