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$487+ Cheap flights from San Jose, CA (SJC) to Belfast

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BHD
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from San Jose to Belfast

Cheapest flights from San Jose to Belfast
Explore the most affordable flight options available from San Jose to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This oojo deal was found by Cheapflights users on 2/18. 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.
Wed 3/42:07 pm
SJC
-
BHD
2 stops18h 28m
British Airways
Fri 9/411:00 am
BHD
-
SJC
2 stops19h 25m
British Airways
Deal found 2/18$825
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 5/2511:37 am
SJC
-
BHD
2 stops21h 18m
Delta
Mon 6/15:30 pm
BHD
-
SJC
2 stops30h 40m
Delta
Deal found 2/20$881
This Delta deal was found by Cheapflights users on 2/20. 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 5/248:30 pm
SJC
-
BHD
2 stops36h 25m
Delta
Thu 6/49:50 am
BHD
-
SJC
2 stops20h 44m
Delta
Deal found 2/20$886
This British Airways deal was found by Cheapflights users on 2/19. 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 3/412:45 pm
SJC
-
BHD
2 stops19h 50m
British Airways
Sun 3/88:25 pm
BHD
-
SJC
2 stops33h 07m
British Airways
Deal found 2/19$922
This oojo deal was found by Cheapflights users on 2/19. 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.
Wed 6/1011:48 am
SJC
-
BHD
2 stops19h 52m
British Airways
Sun 9/611:00 am
BHD
-
SJC
2 stops19h 25m
British Airways
Deal found 2/19$932
This oojo deal was found by Cheapflights users on 2/20. 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.
Sun 5/1012:46 pm
SJC
-
BHD
2 stops21h 59m
British Airways
Sat 5/237:05 am
BHD
-
SJC
2 stops23h 27m
British Airways
Deal found 2/20$935
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 5/2511:37 am
SJC
-
BHD
2 stops21h 18m
Delta
Sun 6/75:30 pm
BHD
-
SJC
2 stops30h 20m
Delta
Deal found 2/20$941
This Delta deal was found by Cheapflights users on 2/20. 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 5/248:30 pm
SJC
-
BHD
2 stops36h 25m
Delta
Sun 6/79:50 am
BHD
-
SJC
2 stops41h 15m
Delta
Deal found 2/20$946
This Delta deal was found by Cheapflights users on 2/20. 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.
Thu 5/2811:37 am
SJC
-
BHD
2 stops21h 18m
Delta
Mon 6/15:30 pm
BHD
-
SJC
2 stops30h 40m
Delta
Deal found 2/20$951
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 5/2611:41 am
SJC
-
BHD
2 stops21h 14m
Delta
Mon 6/15:30 pm
BHD
-
SJC
2 stops30h 40m
Delta
Deal found 2/20$1,008
This Mytrip deal was found by Cheapflights users on 2/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:16 am
SJC
-
BFS
3 stops20h 09m
Multiple Airlines
Fri 3/66:30 am
BFS
-
SJC
3 stops24h 29m
Multiple Airlines
Deal found 2/17$2,730
This Mytrip deal was found by Cheapflights users on 2/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/411:35 am
SJC
-
BFS
3 stops21h 35m
Multiple Airlines
Sat 4/117:00 am
BFS
-
SJC
3 stops21h 00m
Multiple Airlines
Deal found 2/17$4,208

Find flight deals from San Jose to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Belfast (BF1). 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 February 21, 2026.

Round-trip from

$825
(oojo)

One-way from

$487
(KAYAK)
From San Jose to Belfast
Search Deals
One-way flight from San Jose to Belfast
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Belfast 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 February 21, 2026.
Use the filters below to find and compare flights from San Jose to Belfast that are best for you.

Fly from

San Jose

Fly to

Belfast

Route

Depart

Return

Price

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 3/4

2:07 pm-4:35 pm

2 stops18h 28m

Belfast City

Fri 9/4

11:00 am-10:25 pm

2 stops19h 25m

$825

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 3/4

12:45 pm-4:35 pm

2 stops19h 50m

Belfast City

Sun 3/8

5:35 pm-10:32 pm

2 stops35h 57m

$922

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 6/10

11:48 am-3:40 pm

2 stops19h 52m

Belfast City

Sun 9/6

11:00 am-10:25 pm

2 stops19h 25m

$932

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 5/30

8:30 pm-4:55 pm

2 stops36h 25m

Belfast City

Sun 6/7

5:30 pm-8:53 pm

2 stops35h 23m

$946

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 5/27

5:00 pm-4:55 pm

2 stops15h 55m

Belfast City

Thu 6/4

9:50 am-8:38 pm

2 stops18h 48m

$1,008

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 5/30

8:30 pm-4:55 pm

2 stops36h 25m

Belfast City

Tue 6/2

5:30 pm-4:10 pm

2 stops30h 40m

$1,012

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 5/27

11:48 am-1:35 pm

2 stops17h 47m

Belfast City

Wed 6/3

10:05 am-10:39 pm

2 stops20h 34m

$1,012

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 3/28

6:25 pm-4:55 pm

2 stops38h 30m

Belfast City

Wed 4/8

9:50 am-12:08 pm

2 stops34h 18m

$1,062

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 5/27

6:00 am-1:35 pm

2 stops23h 35m

Belfast City

Thu 6/4

6:30 am-6:21 pm

2 stops19h 51m

$1,082

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Tue 3/3

10:16 am-2:25 pm

3 stops20h 09m

Belfast Intl

Fri 3/6

6:30 am-10:59 pm

3 stops24h 29m

$2,730

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 15 results
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Best time to book a flight from San Jose to Belfast

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

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

Currently, April is the cheapest month in which you can book a flight from San Jose, California to Belfast (average of $587). Flying from San Jose, California to Belfast in June is currently the most expensive (average of $1,213). 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 Belfast. 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 Belfast?

    Located just 2.9 mi from the city center, San Jose is the airport most travelers will use when flying to Belfast from San Jose. Booking flights from San Jose (SJC) to Belfast should be relatively easy as there are 0 daily outbound flights to Belfast from 0 different airlines.

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

    For as low as $825, British Airways can have you in Belfast from San Jose, California in 18h 28m. The distance between San Jose, California and Belfast is about 5039 mi.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from San Jose, California to Belfast (average of $587). Flying from San Jose, California to Belfast in June is currently the most expensive (average of $1,213). 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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