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$176+ Cheap flights from San Jose, CA (SJC) to Northern 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BFS
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from San Jose to Northern Ireland

Keep the following information in mind while searching for San Jose to Northern Ireland flight deals. Data was last updated January 12, 2026.

Round-trip from

$640
(oojo)

One-way from

$176
(oojo)
From San Jose to Northern Ireland
Search Deals
One-way flight from San Jose to Northern Ireland
Search Deals

Find flight deals from San Jose to Northern Ireland

Cheapest flights from San Jose to Northern Ireland
Explore the most affordable flight options available from San Jose to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This oojo deal was found by Cheapflights users on 1/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:18 pm
SJC
-
BHD
2 stops19h 02m
British Airways
Wed 4/2911:35 am
BHD
-
SJC
2 stops19h 24m
British Airways
Deal found 1/10$640
This British Airways deal was found by Cheapflights users on 1/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:07 pm
SJC
-
BHD
2 stops21h 03m
British Airways
Sun 3/83:10 pm
BHD
-
SJC
2 stops61h 11m
British Airways
Deal found 1/11$647
This oojo deal was found by Cheapflights users on 1/11. 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.
Sat 1/3112:50 pm
SJC
-
BHD
2 stops19h 55m
British Airways
Sat 2/143:05 pm
BHD
-
SJC
2 stops39h 26m
British Airways
Deal found 1/11$689
This British Airways deal was found by Cheapflights users on 1/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/272:07 pm
SJC
-
BHD
2 stops21h 08m
British Airways
Tue 3/37:25 pm
BHD
-
SJC
2 stops35h 06m
British Airways
Deal found 1/11$704

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Northern 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 January 12, 2026.
Use the filters below to find and compare flights from San Jose to Northern Ireland that are best for you.

Fly from

San Jose

Fly to

Northern Ireland

Route

Depart

Return

Price

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 4/18

4:18 pm-7:20 pm

2 stops19h 02m

Belfast City

Wed 4/29

11:35 am-10:59 pm

2 stops19h 24m

$640

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 3/4

2:07 pm-7:10 pm

2 stops21h 03m

Belfast City

Sun 3/8

8:25 pm-9:30 pm

2 stops56h 05m

$647

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 1/31

12:50 pm-4:45 pm

2 stops19h 55m

Belfast City

Sat 2/14

3:05 pm-10:31 pm

2 stops39h 26m

$689

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 2/27

2:07 pm-7:15 pm

2 stops21h 08m

Belfast City

Tue 3/3

7:25 pm-10:31 pm

2 stops35h 06m

$704

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Mon 2/23

4:20 pm-4:05 pm

2 stops15h 45m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Best time to book a flight from San Jose to Northern Ireland

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

What is the cheapest month to book a flight from San Jose, California to Northern Ireland?

Currently, April is the cheapest month in which you can book a flight from San Jose, California to Northern Ireland (average of $587). Flying from San Jose, California to Northern Ireland in December is currently the most expensive (average of $1,097). 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 San Jose to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Jose to Northern Ireland?

    If you book a flight to Northern Ireland from San Jose, you will be flying from San Jose, which is the city’s only airport. San Jose (SJC) is located 2.9 mi from the center of San Jose.

  • How long is the flight from San Jose, California to Northern Ireland?

    Departing from San Jose, California to Northern Ireland will take you 19h 02m. There are 5039 mi between San Jose, California and Northern Ireland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Northern 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 San Jose, California to Northern Ireland?

    Currently, April is the cheapest month in which you can book a flight from San Jose, California to Northern Ireland (average of $587). Flying from San Jose, California to Northern Ireland in December is currently the most expensive (average of $1,097). 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

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