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$313+ 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BHD
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
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 9, 2026.

This Delta deal was found by Cheapflights users on 2/8. 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 8/910:20 pm
SJC
-
BHD
2 stops34h 35m
Delta
Tue 9/85:30 pm
BHD
-
SJC
2 stops33h 15m
Delta
Deal found 2/8$695
This oojo deal was found by Cheapflights users on 2/7. 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
Tue 5/199:40 am
BHD
-
SJC
2 stops20h 19m
British Airways
Deal found 2/7$699
This oojo deal was found by Cheapflights users on 2/8. 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 8/81:09 pm
SJC
-
BHD
2 stops17h 56m
British Airways
Sun 9/61:10 pm
BHD
-
SJC
2 stops17h 15m
British Airways
Deal found 2/8$722
This Delta deal was found by Cheapflights users on 2/8. 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 8/910:56 pm
SJC
-
BHD
2 stops33h 59m
Delta
Sat 9/55:30 pm
BHD
-
SJC
2 stops35h 23m
Delta
Deal found 2/8$729
This Delta deal was found by Cheapflights users on 2/8. 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 8/111:50 pm
SJC
-
BHD
2 stops19h 05m
Delta
Tue 9/89:50 am
BHD
-
SJC
2 stops40h 47m
Delta
Deal found 2/8$766
This Delta deal was found by Cheapflights users on 2/8. 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.
Wed 8/510:56 pm
SJC
-
BHD
2 stops33h 59m
Delta
Tue 9/85:30 pm
BHD
-
SJC
2 stops37h 11m
Delta
Deal found 2/8$777
This Delta deal was found by Cheapflights users on 2/8. 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.
Wed 8/510:56 pm
SJC
-
BHD
2 stops33h 59m
Delta
Wed 9/99:50 am
BHD
-
SJC
2 stops40h 55m
Delta
Deal found 2/8$778
This oojo deal was found by Cheapflights users on 2/6. 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.
Mon 2/1611:01 am
SJC
-
BHD
2 stops19h 14m
British Airways
Tue 3/37:25 pm
BHD
-
SJC
2 stops35h 06m
British Airways
Deal found 2/6$790
This Delta deal was found by Cheapflights users on 2/8. 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 8/111:50 pm
SJC
-
BHD
2 stops19h 05m
Delta
Sat 9/55:30 pm
BHD
-
SJC
2 stops30h 45m
Delta
Deal found 2/8$800
This Delta deal was found by Cheapflights users on 2/8. 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 8/61:50 pm
SJC
-
BHD
2 stops19h 05m
Delta
Mon 9/75:30 pm
BHD
-
SJC
2 stops33h 15m
Delta
Deal found 2/8$826
This Delta deal was found by Cheapflights users on 2/8. 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 8/67:15 am
SJC
-
BHD
2 stops25h 40m
Delta
Sat 9/55:30 pm
BHD
-
SJC
2 stops31h 34m
Delta
Deal found 2/8$860
This KLM deal was found by Cheapflights users on 2/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:50 pm
SJC
-
BHD
2 stops19h 05m
KLM
Mon 6/155:30 pm
BHD
-
SJC
2 stops31h 34m
KLM
Deal found 2/7$881

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 9, 2026.

Round-trip from

$699
(oojo)

One-way from

$313
(Cheapflightsfares)
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 9, 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

Sun 5/10

12:46 pm-6:45 pm

2 stops21h 59m

Belfast City

Tue 5/19

9:40 am-9:59 pm

2 stops20h 19m

$699

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 8/8

9:49 am-6:15 pm

2 stops24h 26m

Belfast City

Mon 9/7

6:30 pm-10:25 pm

2 stops35h 55m

$699

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/5

10:56 pm-4:55 pm

2 stops33h 59m

Belfast City

Thu 9/3

9:50 am-7:05 pm

2 stops41h 15m

$777

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/5

10:56 pm-4:55 pm

2 stops33h 59m

Belfast City

Tue 9/8

5:30 pm-10:41 pm

2 stops37h 11m

$777

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/5

10:56 pm-4:55 pm

2 stops33h 59m

Belfast City

Mon 9/7

5:30 pm-9:45 pm

2 stops36h 15m

$778

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/5

10:56 pm-4:55 pm

2 stops33h 59m

Belfast City

Wed 9/9

9:50 am-6:45 pm

2 stops40h 55m

$778

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 8/6

1:50 pm-4:55 pm

2 stops19h 05m

Belfast City

Mon 9/7

5:30 pm-6:45 pm

2 stops33h 15m

$826

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 8/6

1:50 pm-4:55 pm

2 stops19h 05m

Belfast City

Wed 9/9

9:50 am-4:15 pm

2 stops38h 25m

$826

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 8/6

7:15 am-4:55 pm

2 stops25h 40m

Belfast City

Thu 9/3

9:50 am-10:09 pm

2 stops20h 19m

$826

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 8/6

7:15 am-4:55 pm

2 stops25h 40m

Belfast City

Sat 9/5

5:30 pm-5:04 pm

2 stops31h 34m

$860

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

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 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 $699, British Airways can have you in Belfast from San Jose, California in 21h 59m. The distance between San Jose, California and Belfast is about 5039 mi. This flight may include one or multiple 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 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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