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Cheap flights from San Jose to Belfast from £300

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BHD
5 Aug — 12 Aug1
1 adult

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 31 July 2025.

Round-trip from

£564

One-way from

£300
Delta
  • Delta
  • 23/10-30/10
  • 4 total stops
  • 44h 51m total
  • San Jose to Belfast
Search Deals
British Airways
  • British Airways
  • 13/8
  • 2 total stops
  • 19h 20m 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 31 July 2025.

Thu 23/1009:00SJC - BHD
2 stops23h 55mDelta
Thu 30/1006:30BHD - SJC
2 stops20h 56mDelta
Deal found 31/7£564
Wed 8/1014:21SJC - BHD
2 stops22h 54mKLM
Sun 12/1017:25BHD - SJC
2 stops32h 54mKLM
Deal found 30/7£603
Fri 12/906:00SJC - BFS
3 stops30h 05mMultiple Airlines
Fri 19/906:05BFS - SJC
3 stops33h 15mMultiple Airlines
Deal found 29/7£649
Fri 1/813:07SJC - BHD
2 stops37h 03mFinnair
Mon 4/815:25BHD - SJC
2 stops38h 02mFinnair
Deal found 29/7£1,665

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 31 July 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

Thu 23/10

09:00-16:55

2 stops23h 55m

Belfast City

Thu 30/10

06:30-20:26

2 stops20h 56m

£564

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/10

14:21-21:15

2 stops22h 54m

Belfast City

Sun 12/10

17:25-18:19

2 stops32h 54m

£603

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Fri 12/9

06:00-20:05

3 stops30h 05m

Belfast Intl

Fri 19/9

06:05-07:20

3 stops33h 15m

£649

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 13/8

06:00-09:20

2 stops19h 20m

£300

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 14/8

06:00-15:30

3 stops25h 30m

£441

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Thu 14/8

06:00-20:35

3 stops30h 35m

£448

Flights are sorted by cheapest return flights first.

Deals found on 30/7

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.

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 31 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andBritish Airways from San Jose to Belfast. 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
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,980 reviews
Delta
8.0
Very Good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

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.
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very Good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

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
6.6
Okay
7,217 reviews
Delta
8.0
Very Good
7,980 reviews
Check prices

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

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 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.

  • 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

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from San Jose to Belfast?

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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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