Cheap flights from San Jose to Belfast from $356

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose to Belfast departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from San Jose to Belfast

Cheap round-trip flights

Delta Logo
5:55 am - 4:55 pmSJC-BHD
27h 00m2 stops
Delta Logo
6:30 am - 6:19 pmBHD-SJC
19h 49m2 stops
$747Delta
Find Deal
Wed, Oct 8 - Sun, Oct 12
Virgin Atlantic Logo
11:13 am - 9:15 pmSJC-BHD
26h 02m2 stops
Virgin Atlantic Logo
6:30 am - 10:08 pmBHD-SJC
23h 38m2 stops
$748Virgin Atlantic
Find Deal
Wed, Oct 8 - Sun, Oct 12
American Airlines Logo
8:00 am - 11:55 amSJC-BHD
19h 55m2 stops
American Airlines Logo
3:50 pm - 4:54 pmBHD-SJC
33h 04m2 stops
$871American Airlines
Find Deal
Wed, Oct 8 - Sun, Oct 12
British Airways Logo
3:15 pm - 6:40 pmSJC-BHD
19h 25m2 stops
British Airways Logo
6:35 am - 7:35 pmBHD-SJC
21h 00m2 stops
$4,507British Airways
Find Deal
Wed, Oct 8 - Fri, Oct 24

momondo 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, momondo users made 832,500 searches. Data last updated August 7, 2025.
Use the filters below to find and compare flights from San Jose to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 10/8

5:55 am-4:55 pm

2 stops27h 00m

Belfast City

Sun 10/12

6:30 am-6:19 pm

2 stops19h 49m

$747

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 10/8

11:13 am-9:15 pm

2 stops26h 02m

Belfast City

Sun 10/12

6:30 am-10:08 pm

2 stops23h 38m

$748

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 10/8

8:00 am-11:55 am

2 stops19h 55m

Belfast City

Sun 10/12

3:50 pm-4:54 pm

2 stops33h 04m

$871

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 10/8

3:15 pm-6:40 pm

2 stops19h 25m

Belfast City

Fri 10/24

6:35 am-7:35 pm

2 stops21h 00m

$4,507

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Mon 9/15

8:02 pm-2:50 pm

3 stops58h 48m

$356

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Sun 9/7

6:00 am-11:30 am

2 stops21h 30m

$393

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Belfast from

How to get the cheapest flight ticket from San Jose to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from San Jose to Belfast?

British Airways is the most popular carrier operating from San Jose to Belfast

Cheap San Jose to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose to Belfast

Best Price Found

$356

Fastest flight time

19h 25m

Direct flights

None

Airports in Belfast

2 airports
The best one-way flight to Belfast from San Jose in the past 72 hours is $356. The best round-trip flight deal from San Jose to Belfast found on momondo in the last 72 hours is $747.
The fastest flight from San Jose to Belfast takes 19h 25m
There are no direct flights from San Jose to Belfast. Popular non-direct routes for this connection are San Jose Airport - Belfast Intl Airport and San Jose Airport - Belfast City Airport.
There are 2 airports near Belfast: Belfast Intl (BFS), Belfast City (BHD)
  • How far is San Jose to Belfast by plane?

    The distance between San Jose and Belfast is about 5038.7 mi. Typically, this will take 19h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from San Jose Airport to Belfast?

    Prices for flights from San Jose Airport to Belfast were last updated today.

  • How old do you have to be to fly from San Jose Airport to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The necessary travel and health documents for your Belfast trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Belfast?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Jose to Belfast for you.

Can I find flights from San Jose to Belfast with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Belfast from San Jose with this policy.

How can momondo help me find flights from San Jose to Belfast?

Once all potential San Jose to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Jose to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast from San Jose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Belfast trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/12
Tue 8/19

Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast