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$399+ Cheap flights from San Jose (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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BHD
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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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 May 12, 2025.

Round-trip from

$1,021
(Mytrip)

One-way from

$399
(Gurufare)
From San Jose to Belfast
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One-way flight from San Jose to Belfast
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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 May 12, 2025.

This Mytrip deal was found by Cheapflights users on 5/11. 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.
Sun 5/256:00 amSJC - BFS
3 stops30h 20mMultiple Airlines
Wed 5/286:10 amBFS - SJC
3 stops35h 55mMultiple Airlines
Deal found 5/11$1,021
This Delta deal was found by Cheapflights users on 5/12. 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.
Fri 12/199:05 amSJC - BHD
2 stops23h 45mDelta
Sat 1/36:30 amBHD - SJC
2 stops20h 38mDelta
Deal found 5/12$1,951

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 May 12, 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 - BFS

SJCBFS

San Jose

Sun 5/25

6:00 am-8:20 pm

3 stops30h 20m

Belfast Intl

Wed 5/28

6:10 am-10:05 am

3 stops35h 55m

$1,021

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Mon 9/1

9:48 am-5:30 pm

2 stops23h 42m

$399

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Mon 6/23

9:46 pm-2:50 pm

3 stops57h 04m

$411

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 6/24

11:01 am-5:20 pm

3 stops46h 19m

$435

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sat 6/28

6:55 pm-9:15 pm

2 stops42h 20m

$774

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

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 to Belfast?

Currently, February is the cheapest month in which you can book a flight from San Jose to Belfast (average of $657). Flying from San Jose to Belfast in June is currently the most expensive (average of $1,189). 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.

What is the cheapest time of day to fly from SJC to BFS?

Find hourly flight availability from San Jose to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

When flying from San Jose to Belfast, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 May 12, 2025.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

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
6,877 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

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?

    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.

  • 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 to Belfast?

    Currently, February is the cheapest month in which you can book a flight from San Jose to Belfast (average of $657). Flying from San Jose to Belfast in June is currently the most expensive (average of $1,189). 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.

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