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$696+ Cheap flights from Fremont, CA 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BHD
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Fremont to Belfast

Keep the following information in mind while searching for Fremont to Belfast flight deals. Data was last updated April 25, 2025.

Round-trip from

$696
(American Airlines)

Popular in

January

Cheapest in

October

Average price

$672
From Fremont to Belfast
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Fremont to Belfast

Cheapest flights from Fremont to Belfast
Explore the most affordable flight options available from Fremont to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/93:50 pmSFO - BHD
2 stops18h 25mAmerican Airlines
Tue 5/136:35 amBHD - SFO
1 stop15h 15mAmerican Airlines
Deal found 4/24$696
This oojo deal was found by Cheapflights users on 4/24. 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.
Fri 5/93:50 pmSFO - BHD
2 stops18h 25mBritish Airways
Tue 5/136:35 amBHD - SFO
2 stops23h 51mBritish Airways
Deal found 4/24$703
This Trip.com deal was found by Cheapflights users on 4/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/910:45 pmSFO - BFS
2 stops27h 25mMultiple Airlines
Tue 5/136:45 amBFS - SFO
2 stops37h 00mMultiple Airlines
Deal found 4/25$771
This Delta deal was found by Cheapflights users on 4/25. 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 5/96:10 amSFO - BHD
2 stops26h 45mDelta
Tue 5/135:25 pmBHD - SFO
1 stop26h 20mDelta
Deal found 4/25$833
This oojo deal was found by Cheapflights users on 4/25. 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.
Fri 5/91:45 pmSFO - BHD
1 stop23h 30mVirgin Atlantic
Tue 5/135:25 pmBHD - SFO
1 stop26h 20mVirgin Atlantic
Deal found 4/25$904
This Mytrip deal was found by Cheapflights users on 4/24. 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.
Fri 5/91:05 pmSFO - BHD
2 stops18h 25mMultiple Airlines
Tue 5/131:25 pmBHD - SFO
3 stops40h 00mMultiple Airlines
Deal found 4/24$981
This Iberia deal was found by Cheapflights users on 4/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/97:30 pmSFO - BHD
1 stop17h 15mIberia
Tue 5/136:35 amBHD - SFO
1 stop15h 15mIberia
Deal found 4/25$1,238
This KLM deal was found by Cheapflights users on 4/24. 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.
Wed 7/91:45 pmSFO - BHD
1 stop23h 30mKLM
Sat 7/196:30 amBHD - SFO
1 stop13h 15mKLM
Deal found 4/24$1,686
This Expedia deal was found by Cheapflights users on 4/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/94:20 pmSFO - BHD
1 stop33h 50mFinnair
Tue 5/138:20 pmBHD - SFO
1 stop25h 30mFinnair
Deal found 4/24$1,890

Cheapflights Fare Finder

Customize your flight search to find flights from Fremont 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 April 25, 2025.
Use the filters below to find and compare flights from Fremont to Belfast that are best for you.

Fly from

Fremont

Fly to

Belfast

Route

Depart

Return

Price

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

3:50 pm-6:15 pm

2 stops18h 25m

Belfast City

Tue 5/13

6:35 am-1:50 pm

1 stop15h 15m

$696

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

3:50 pm-6:15 pm

2 stops18h 25m

Belfast City

Tue 5/13

6:35 am-10:26 pm

2 stops23h 51m

$703

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Fri 5/9

10:45 pm-10:10 am

2 stops27h 25m

Belfast Intl

Tue 5/13

6:45 am-11:45 am

2 stops37h 00m

$771

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

6:10 am-4:55 pm

2 stops26h 45m

Belfast City

Tue 5/13

5:25 pm-11:45 am

1 stop26h 20m

$833

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

1:45 pm-9:15 pm

1 stop23h 30m

Belfast City

Tue 5/13

5:25 pm-11:45 am

1 stop26h 20m

$904

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

1:05 pm-3:30 pm

2 stops18h 25m

Belfast City

Tue 5/13

1:25 pm-9:25 pm

3 stops40h 00m

$981

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

7:30 pm-8:45 pm

1 stop17h 15m

Belfast City

Tue 5/13

6:35 am-1:50 pm

1 stop15h 15m

$1,238

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 7/9

1:45 pm-9:15 pm

1 stop23h 30m

Belfast City

Sat 7/19

6:30 am-11:45 am

1 stop13h 15m

$1,686

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 5/9

4:20 pm-10:10 am

1 stop33h 50m

Belfast City

Tue 5/13

8:20 pm-1:50 pm

1 stop25h 30m

$1,890

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 6/15

7:20 pm-6:45 pm

1 stop15h 25m

$1,361

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Best time to book a flight from Fremont to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Fremont 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 Fremont to Belfast

What is the cheapest month to book a flight from Fremont to Belfast?

Currently, February is the cheapest month in which you can book a flight from Fremont to Belfast (average of $657). Flying from Fremont 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 FR8 to BFS?

Find hourly flight availability from Fremont 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 April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Fremont to Belfast as you normally would.

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 April 25, 2025.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

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 Fremont to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Fremont to Belfast that include hotel bookings?

    Yes. In addition to deals on Fremont to Belfast flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fremont to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fremont to Belfast.

  • Can I find deals for business class flights from Fremont to Belfast?

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Belfast?

    Currently, February is the cheapest month in which you can book a flight from Fremont to Belfast (average of $657). Flying from Fremont 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.

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.

Top 2 airlines flying from Fremont to Belfast

Discover the top 2 airlines that operate flights from Fremont to Belfast. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$493Average$900FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$596Average$807FlexibilityNo cancel feeOn-time70%

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