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Cheap flights from San Jose, California to Northern Ireland from $369

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Northern Ireland departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Jose, California to Northern Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
4:20 pm - 6:40 pm
SJC
-
BHD
19h 20m
2 stops
British Airways Logo
8:25 pm - 6:45 pm
BHD
-
SJC
54h 20m
2 stops
$771British Airways
Sun, Mar 22 - Tue, Mar 31
British Airways Logo
4:20 pm - 6:40 pm
SJC
-
BHD
19h 20m
2 stops
British Airways Logo
6:30 am - 9:21 pm
BHD
-
SJC
22h 51m
2 stops
$789British Airways
Sun, Mar 15 - Tue, Mar 31
British Airways Logo
11:01 am - 4:35 pm
SJC
-
BHD
21h 34m
2 stops
British Airways Logo
3:10 pm - 10:56 pm
BHD
-
SJC
38h 46m
2 stops
$891British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
11:01 am - 4:35 pm
SJC
-
BHD
21h 34m
2 stops
British Airways Logo
5:35 pm - 10:32 pm
BHD
-
SJC
35h 57m
2 stops
$894British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
6:00 am - 5:15 pm
SJC
-
BHD
27h 15m
2 stops
British Airways Logo
3:05 pm - 10:31 pm
BHD
-
SJC
39h 26m
2 stops
$895British Airways
Fri, Feb 27 - Tue, Mar 3
British Airways Logo
6:00 am - 10:30 am
SJC
-
BHD
20h 30m
2 stops
British Airways Logo
3:05 pm - 10:56 pm
BHD
-
SJC
39h 51m
2 stops
$918British Airways
Fri, Feb 27 - Tue, Mar 3
British Airways Logo
6:00 am - 10:30 am
SJC
-
BHD
20h 30m
2 stops
British Airways Logo
11:25 am - 10:56 pm
BHD
-
SJC
43h 31m
2 stops
$921British Airways
Fri, Feb 27 - Tue, Mar 3
British Airways Logo
6:00 am - 10:15 am
SJC
-
BHD
20h 15m
2 stops
British Airways Logo
9:30 am - 10:11 am
BHD
-
SJC
31h 41m
2 stops
$959British Airways
Wed, Mar 4 - Sat, Mar 14
British Airways Logo
11:52 am - 3:30 pm
SJC
-
BHD
19h 38m
2 stops
British Airways Logo
9:35 am - 10:11 pm
BHD
-
SJC
20h 36m
2 stops
$1,024British Airways
Thu, May 28 - Sat, Jun 6
Multiple Airlines Logo
10:16 am - 1:05 pm
SJC
-
BFS
19h 49m
3 stops
Multiple Airlines Logo
10:35 am - 10:59 pm
BFS
-
SJC
19h 24m
3 stops
$2,583Multiple Airlines
Fri, Mar 13 - Fri, Mar 20

British Airways flights from San Jose, California to Northern Ireland

Our best British Airways deals on San Jose, California to Northern Ireland flight tickets
British Airways
Mar 22
SJC4:20 pmSan Jose
19h 20m
2 stops
BHD6:40 pmBelfast City
Mar 31
BHD8:25 pmBelfast City
54h 20m
2 stops
SJC6:45 pmSan Jose
$771
British Airways
Mar 15
SJC4:20 pmSan Jose
19h 20m
2 stops
BHD6:40 pmBelfast City
Mar 31
BHD6:30 amBelfast City
22h 51m
2 stops
SJC9:21 pmSan Jose
$789
British Airways
Mar 4
SJC11:01 amSan Jose
21h 34m
2 stops
BHD4:35 pmBelfast City
Mar 8
BHD3:10 pmBelfast City
38h 46m
2 stops
SJC10:56 pmSan Jose
$891

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from San Jose, California to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sun 3/22

4:20 pm-6:40 pm

2 stops19h 20m

Belfast City

Tue 3/31

8:25 pm-6:45 pm

2 stops54h 20m

$771

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sun 3/15

4:20 pm-6:40 pm

2 stops19h 20m

Belfast City

Tue 3/31

6:30 am-9:21 pm

2 stops22h 51m

$789

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 3/4

11:01 am-4:35 pm

2 stops21h 34m

Belfast City

Sun 3/8

3:10 pm-10:56 pm

2 stops38h 46m

$891

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 3/4

11:01 am-4:35 pm

2 stops21h 34m

Belfast City

Sun 3/8

5:35 pm-10:32 pm

2 stops35h 57m

$894

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 2/27

6:00 am-5:15 pm

2 stops27h 15m

Belfast City

Tue 3/3

3:05 pm-10:31 pm

2 stops39h 26m

$895

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 2/27

6:00 am-10:30 am

2 stops20h 30m

Belfast City

Tue 3/3

3:05 pm-10:56 pm

2 stops39h 51m

$918

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 2/27

6:00 am-10:30 am

2 stops20h 30m

Belfast City

Tue 3/3

11:25 am-10:56 pm

2 stops43h 31m

$921

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 3/4

6:00 am-10:15 am

2 stops20h 15m

Belfast City

Sat 3/14

9:30 am-10:11 am

2 stops31h 41m

$959

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 5/28

11:52 am-3:30 pm

2 stops19h 38m

Belfast City

Sat 6/6

9:35 am-10:11 pm

2 stops20h 36m

$1,024

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Fri 3/13

10:16 am-1:05 pm

3 stops19h 49m

Belfast Intl

Fri 3/20

10:35 am-10:59 pm

3 stops19h 24m

$2,583

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Northern Ireland from

How to get the cheapest flight ticket from San Jose, California to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from San Jose to Northern Ireland?

British Airways is the most popular carrier operating from San Jose to Northern Ireland

Cheap San Jose, California to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Northern Ireland

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from San Jose, California to Northern Ireland takes 19h 20m
There are no direct flights from San Jose, California to Northern Ireland. There are no popular flight routes from San Jose, California to Northern Ireland.
Search flight deals

  • When did momondo last update prices for flights from San Jose Airport to Northern Ireland?

    Prices for flights from San Jose Airport to Northern Ireland refresh daily.

  • How old do you have to be to fly from San Jose Airport to Northern Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Northern Ireland.

  • What documentation or ID do you need to fly to Northern Ireland?

    The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Northern Ireland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Jose to Northern Ireland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Jose to Northern Ireland with flexible booking policies on momondo?

Flights from San Jose to Northern Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Jose to Northern Ireland?

Once all potential San Jose to Northern Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Jose to Northern Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Northern Ireland from San Jose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Northern Ireland

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