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Cheap flights from San Jose to Belfast from £288

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BHD
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Round-trip from

£476

One-way from

£288
Delta
  • Delta
  • 26/10-7/11
  • 4 total stops
  • 55h 43m total
  • San Jose to Belfast
Search Deals
British Airways
  • British Airways
  • 10/11
  • 2 total stops
  • 17h 27m total
  • San Jose to Belfast
Search Deals

Find 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 16 September 2025.

Sun 26/1005:55SJC - BHD
2 stops32h 05mDelta
Fri 7/1106:30BHD - SJC
2 stops23h 38mDelta
Deal found 16/9£476
Fri 24/1011:35SJC - BHD
2 stops21h 20mDelta
Fri 7/1106:30BHD - SJC
2 stops21h 56mDelta
Deal found 16/9£513
Sat 25/1008:00SJC - BHD
2 stops20h 10mAmerican Airlines
Sat 8/1106:35BHD - SJC
2 stops22h 13mAmerican Airlines
Deal found 16/9£518
Fri 24/1011:35SJC - BHD
2 stops21h 20mDelta
Sun 9/1106:30BHD - SJC
2 stops24h 26mDelta
Deal found 16/9£550
Sat 25/1015:15SJC - BHD
2 stops21h 25mBritish Airways
Sun 9/1106:30BHD - SJC
2 stops22h 19mBritish Airways
Deal found 16/9£575
Sun 26/1012:44SJC - BHD
2 stops21h 06mBritish Airways
Sun 9/1106:30BHD - SJC
2 stops22h 19mBritish Airways
Deal found 16/9£591
Sat 25/1015:15SJC - BHD
2 stops18h 30mAmerican Airlines
Fri 7/1106:45BHD - SJC
2 stops22h 03mAmerican Airlines
Deal found 16/9£622
Wed 8/1006:00SJC - BHD
2 stops21h 55mAmerican Airlines
Sun 12/1006:50BHD - SJC
2 stops23h 41mAmerican Airlines
Deal found 14/9£754
Wed 8/1010:53SJC - BHD
2 stops17h 02mBritish Airways
Sun 12/1020:05BHD - SJC
2 stops28h 49mBritish Airways
Deal found 13/9£819
Sat 27/906:35SJC - BFS
3 stops31h 50mMultiple Airlines
Tue 30/907:30BFS - SJC
2 stops23h 13mMultiple Airlines
Deal found 14/9£1,189
Sat 27/914:08SJC - BHD
2 stops37h 22mIberia
Fri 3/1006:35BHD - SJC
2 stops22h 33mIberia
Deal found 16/9£1,437
Sun 28/906:35SJC - BFS
3 stops29h 45mMultiple Airlines
Wed 1/1015:25BFS - SJC
3 stops35h 48mMultiple Airlines
Deal found 14/9£2,534

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 16 September 2025.
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

Fri 24/10

11:35-16:55

2 stops21h 20m

Belfast City

Fri 7/11

06:30-20:26

2 stops21h 56m

£513

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 25/10

08:00-12:10

2 stops20h 10m

Belfast City

Sat 8/11

06:35-20:48

2 stops22h 13m

£518

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 24/10

11:35-16:55

2 stops21h 20m

Belfast City

Sun 9/11

06:30-22:56

2 stops24h 26m

£550

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 24/10

14:21-16:55

2 stops18h 34m

Belfast City

Sat 8/11

06:30-22:17

2 stops23h 47m

£550

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 25/10

15:15-20:40

2 stops21h 25m

Belfast City

Sun 9/11

06:30-20:49

2 stops22h 19m

£575

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 25/10

15:15-17:45

2 stops18h 30m

Belfast City

Sat 8/11

06:35-20:48

2 stops22h 13m

£575

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sun 26/10

12:44-16:50

2 stops21h 06m

Belfast City

Sat 8/11

06:35-20:48

2 stops22h 13m

£591

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/10

06:00-11:55

2 stops21h 55m

Belfast City

Sun 12/10

06:50-22:31

2 stops23h 41m

£754

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/10

10:53-11:55

2 stops17h 02m

Belfast City

Sun 12/10

20:05-16:54

2 stops28h 49m

£819

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Sat 27/9

06:35-22:25

3 stops31h 50m

Belfast Intl

Tue 30/9

07:30-22:43

2 stops23h 13m

£1,189

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 16 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 return 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 to Belfast?

Currently, January is the cheapest month in which you can book a flight from San Jose to Belfast (average of £67). Flying from San Jose to Belfast in July is currently the most expensive (average of £90). 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?

    San Jose (SJC), located 2.9 mi from the city center, is the airport you fly out of when you book flights from San Jose to Belfast. 0 airlines have flights from San Jose to Belfast on a regular basis. Booking flights from San Jose to Belfast should not be difficult; the airport handles an average of 0 outbound flights to Belfast per day.

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

    A quick flight from San Jose to Belfast can take about 20h 10m. Delta provides one of the quickest options available for as low as £518. San Jose and Belfast are separated by a distance of 5039 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 holiday 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 to Belfast?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Belfast (average of £67). Flying from San Jose to Belfast in July is currently the most expensive (average of £90). 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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Alternative routes for San Jose to Belfast

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Fly with Cheapflights

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How does Cheapflights help users find flights from San Jose to Belfast?

Cheapflights helps you search for flights from San Jose to Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from San Jose to Belfast?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from San Jose.

Can Cheapflights find flights from San Jose to Belfast with no change fees?

Yes! Cheapflights helps users easily find flights from San Jose to Belfast with no change fees.

Can Cheapflights notify me if prices for flights from San Jose to Belfast become cheaper?

Yes! Start tracking prices for San Jose to Belfast flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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