HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belfast

$681+ Cheap flights from San Jose, CA (SJC) to Belfast

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BHD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Jose to Belfast with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 December 18, 2025.

This oojo deal was found by Cheapflights users on 12/16. 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 12/2410:53 amSJC - BHD
2 stops36h 37mBritish Airways
Tue 12/307:25 pmBHD - SJC
2 stops35h 14mBritish Airways
Deal found 12/16$1,686
This Finnair deal was found by Cheapflights users on 12/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amSJC - BHD
2 stops45h 30mFinnair
Sun 1/412:10 pmBHD - SJC
2 stops41h 03mFinnair
Deal found 12/16$2,214
This Finnair deal was found by Cheapflights users on 12/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amSJC - BHD
2 stops23h 55mFinnair
Sun 1/412:10 pmBHD - SJC
2 stops41h 03mFinnair
Deal found 12/16$2,400
This British Airways deal was found by Cheapflights users on 12/16. 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.
Sun 12/218:59 amSJC - BHD
2 stops25h 41mBritish Airways
Fri 1/211:30 amBHD - SJC
2 stops19h 29mBritish Airways
Deal found 12/16$2,641
This British Airways deal was found by Cheapflights users on 12/16. 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.
Mon 12/228:59 amSJC - BHD
2 stops25h 36mBritish Airways
Fri 1/26:45 amBHD - SJC
2 stops19h 41mBritish Airways
Deal found 12/16$2,837
This Delta deal was found by Cheapflights users on 12/16. 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 12/2210:55 pmSJC - BHD
2 stops33h 55mDelta
Sat 1/36:30 amBHD - SJC
2 stops19h 10mDelta
Deal found 12/16$3,073
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amSJC - BHD
2 stops20h 20mBritish Airways
Sat 12/2011:35 amBHD - SJC
2 stops19h 24mBritish Airways
Deal found 12/17$3,125
This British Airways deal was found by Cheapflights users on 12/16. 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.
Sun 12/218:59 amSJC - BHD
2 stops25h 41mBritish Airways
Sat 1/39:15 amBHD - SJC
2 stops21h 44mBritish Airways
Deal found 12/16$3,246

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 December 18, 2025.

Round-trip from

$650
(oojo)
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 December 18, 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

Tue 1/13

11:40 am-4:50 pm

2 stops21h 10m

Belfast City

Mon 1/26

5:20 pm-4:20 pm

2 stops31h 00m

$681

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 1/14

5:54 am-4:50 pm

2 stops26h 56m

Belfast City

Tue 1/20

5:20 pm-4:02 pm

2 stops30h 42m

$681

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 1/13

7:45 am-4:50 pm

2 stops25h 05m

Belfast City

Thu 1/22

5:20 pm-4:20 pm

2 stops31h 00m

$681

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 1/14

7:45 am-4:50 pm

2 stops25h 05m

Belfast City

Wed 1/21

5:20 pm-4:20 pm

2 stops31h 00m

$681

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 1/13

11:40 am-4:50 pm

2 stops21h 10m

Belfast City

Tue 1/20

5:20 pm-4:20 pm

2 stops31h 00m

$681

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 1/14

9:50 am-4:50 pm

2 stops23h 00m

Belfast City

Mon 1/26

5:20 pm-4:02 pm

2 stops30h 42m

$681

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Fri 1/16

2:32 pm-8:15 am

2 stops33h 43m

Belfast City

Fri 1/23

11:30 am-10:49 pm

2 stops19h 19m

$682

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 1/17

6:00 pm-4:50 pm

2 stops38h 50m

Belfast City

Mon 1/26

5:20 pm-5:40 pm

2 stops32h 20m

$686

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Thu 1/15

11:40 am-4:50 pm

2 stops21h 10m

Belfast City

Thu 1/22

5:20 pm-7:12 pm

2 stops33h 52m

$711

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 1/13

11:40 am-4:50 pm

2 stops21h 10m

Belfast City

Fri 1/23

5:20 pm-4:02 pm

2 stops30h 42m

$711

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results
1
2

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 November is currently the most expensive (average of $1,032). 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 $681, Delta can have you in Belfast from San Jose, California in 21h 10m. 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 November is currently the most expensive (average of $1,032). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.