Latest deals
Insights
FAQs
Price Alerts

Cheap flights from San Jose, California to Belfast from $657

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, California to Belfast departing on 7/18. 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
1 adult, Economy, 0 bags

Find the cheapest flights from San Jose, California to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
12:40 pm - 9:20 am
SJC
-
BHD
36h 40m
2 stops
KLM Logo
5:30 pm - 8:24 pm
BHD
-
SJC
34h 54m
2 stops
$961KLM
Wed, Aug 5 - Mon, Aug 17
KLM Logo
7:00 am - 9:20 am
SJC
-
BHD
42h 20m
2 stops
KLM Logo
9:50 am - 5:02 pm
BHD
-
SJC
39h 12m
2 stops
$1,089KLM
Mon, Jul 13 - Mon, Aug 17
British Airways Logo
11:47 am - 5:30 pm
SJC
-
BHD
21h 43m
2 stops
British Airways Logo
7:35 pm - 10:32 pm
BHD
-
SJC
34h 57m
2 stops
$1,126British Airways
Mon, Jul 13 - Mon, Aug 17
American Airlines Logo
11:47 am - 5:30 pm
SJC
-
BHD
21h 43m
2 stops
American Airlines Logo
9:40 am - 10:32 pm
BHD
-
SJC
20h 52m
2 stops
$1,139American Airlines
Mon, Jul 13 - Mon, Aug 17
British Airways Logo
4:00 pm - 6:45 pm
SJC
-
BHD
18h 45m
2 stops
British Airways Logo
3:50 pm - 10:01 pm
BHD
-
SJC
38h 11m
2 stops
$1,186British Airways
Wed, Sep 9 - Sun, Sep 20
British Airways Logo
4:00 pm - 6:45 pm
SJC
-
BHD
18h 45m
2 stops
British Airways Logo
8:10 pm - 10:01 pm
BHD
-
SJC
33h 51m
2 stops
$1,187British Airways
Wed, Sep 9 - Sun, Sep 20
British Airways Logo
2:25 pm - 6:45 pm
SJC
-
BHD
20h 20m
2 stops
British Airways Logo
6:30 am - 6:04 pm
BHD
-
SJC
19h 34m
2 stops
$1,515British Airways
Wed, Sep 9 - Thu, Sep 17
American Airlines Logo
8:20 am - 10:45 am
SJC
-
BHD
18h 25m
2 stops
American Airlines Logo
6:30 am - 6:31 pm
BHD
-
SJC
20h 01m
2 stops
$1,525American Airlines
Tue, Jul 14 - Fri, Jul 17
Multiple Airlines Logo
10:19 am - 10:45 am
SJC
-
BHD
16h 26m
2 stops
Multiple Airlines Logo
6:30 am - 1:24 pm
BHD
-
SJC
38h 54m
3 stops
$1,634Multiple Airlines
Tue, Jul 14 - Fri, Jul 17
Multiple Airlines Logo
10:19 am - 10:50 pm
SJC
-
BFS
28h 31m
3 stops
Multiple Airlines Logo
6:45 am - 10:27 pm
BFS
-
SJC
23h 42m
3 stops
$2,101Multiple Airlines
Sun, Aug 16 - Sun, Aug 23

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.
Search flight deals

British Airways flights from San Jose, California to Belfast

Our best British Airways deals on San Jose, California to Belfast flight tickets
British Airways
Jul 13
SJC11:47 amSan Jose
21h 43m
2 stops
BHD5:30 pmBelfast City
Aug 17
BHD7:35 pmBelfast City
34h 57m
2 stops
SJC10:32 pmSan Jose
$1,126
British Airways
Sep 9
SJC4:00 pmSan Jose
18h 45m
2 stops
BHD6:45 pmBelfast City
Sep 20
BHD3:50 pmBelfast City
38h 11m
2 stops
SJC10:01 pmSan Jose
$1,186
British Airways
Sep 9
SJC4:00 pmSan Jose
18h 45m
2 stops
BHD6:45 pmBelfast City
Sep 20
BHD8:10 pmBelfast City
33h 51m
2 stops
SJC10:01 pmSan Jose
$1,187

American Airlines flights from San Jose, California to Belfast

Our best American Airlines deals on San Jose, California to Belfast flight tickets
American Airlines
Jul 13
SJC11:47 amSan Jose
21h 43m
2 stops
BHD5:30 pmBelfast City
Aug 17
BHD9:40 amBelfast City
20h 52m
2 stops
SJC10:32 pmSan Jose
$1,139
American Airlines
Jul 14
SJC8:20 amSan Jose
18h 25m
2 stops
BHD10:45 amBelfast City
Jul 17
BHD6:30 amBelfast City
20h 01m
2 stops
SJC6:31 pmSan Jose
$1,525

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California 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 July 3, 2026.
Use the filters below to find and compare flights from San Jose, California to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 8/5

12:40 pm-9:20 am

2 stops36h 40m

Belfast City

Mon 8/17

5:30 pm-8:24 pm

2 stops34h 54m

$961

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Mon 7/13

7:00 am-9:20 am

2 stops42h 20m

Belfast City

Mon 8/17

9:50 am-5:02 pm

2 stops39h 12m

$1,089

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Mon 7/13

11:47 am-5:30 pm

2 stops21h 43m

Belfast City

Mon 8/17

7:35 pm-10:32 pm

2 stops34h 57m

$1,126

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Mon 7/13

11:47 am-5:30 pm

2 stops21h 43m

Belfast City

Mon 8/17

9:40 am-10:32 pm

2 stops20h 52m

$1,139

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 9/9

4:00 pm-6:45 pm

2 stops18h 45m

Belfast City

Sun 9/20

3:50 pm-10:01 pm

2 stops38h 11m

$1,186

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 9/9

4:00 pm-6:45 pm

2 stops18h 45m

Belfast City

Sun 9/20

8:10 pm-10:01 pm

2 stops33h 51m

$1,187

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Wed 9/9

2:25 pm-6:45 pm

2 stops20h 20m

Belfast City

Thu 9/17

6:30 am-6:04 pm

2 stops19h 34m

$1,515
Quickest round-trip

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 7/14

8:20 am-10:45 am

2 stops18h 25m

Belfast City

Fri 7/17

6:30 am-6:31 pm

2 stops20h 01m

$1,525

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 7/14

10:19 am-10:45 am

2 stops16h 26m

Belfast City

Fri 7/17

6:30 am-1:24 pm

3 stops38h 54m

$1,634

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

Sun 8/16

10:19 am-10:50 pm

3 stops28h 31m

Belfast Intl

Sun 8/23

6:45 am-10:27 pm

3 stops23h 42m

$2,101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from San Jose, California 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, California to Belfast flight deals and tips

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

Fastest flight time

18h 45m

Direct flights

None
The fastest flight from San Jose, California to Belfast takes 18h 45m
There are no direct flights from San Jose, California to Belfast. There are no popular flight routes from San Jose, California to Belfast.
Search flight deals

Frequently asked questions about flying from San Jose, California to Belfast

  • 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 18h 45m 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 8/2
Sun 8/9
By creating a price alert you accept our terms of use and privacy policy.

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
Belfast Intl Airport
Belfast City Airport