$431+ Cheap flights from San Francisco (SFO) 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Francisco 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
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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 Francisco to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 enero 21, 2025.
Round-trip from | $611 (oojo) |
|---|---|
Popular in | December |
Cheapest in | February |
Average price | $1,039 |
Find flight deals from San Francisco to Belfast
Cheapest flights from San Francisco to BelfastExplore the most affordable flight options available from San Francisco to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.
Explore the most affordable flight options available from San Francisco to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.
This American Airlines deal was found by Cheapflights users on 1/21. 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.
This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 1/21. 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.
This Air France deal was found by Cheapflights users on 1/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 1/21. 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.
This AranGrant deal was found by Cheapflights users on 1/21. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This AranGrant deal was found by Cheapflights users on 1/21. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KLM deal was found by Cheapflights users on 1/21. 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.
Find flights from San Francisco to Belfast within your budget
Customize your flight search to find flights from San Francisco 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 enero 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
jue. 2/20
2:37 pm-4:40 pm
2 stops18h 03m
Belfast City
jue. 2/27
6:35 am-3:00 pm
1 stop16h 25m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
sáb. 5/3
10:41 pm-9:05 am
2 stops26h 24m
Belfast City
sáb. 5/10
7:00 pm-1:50 pm
1 stop26h 50m
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
mié. 3/5
4:35 pm-8:10 pm
2 stops19h 35m
Belfast Intl
mié. 3/12
6:30 am-9:10 pm
3 stops21h 40m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
mié. 6/11
1:45 pm-4:55 pm
1 stop19h 10m
Belfast City
vie. 7/4
6:30 am-11:45 am
1 stop13h 15m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
mié. 6/11
11:05 am-4:55 pm
2 stops21h 50m
Belfast City
vie. 7/4
6:30 am-11:45 am
1 stop13h 15m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
mar. 4/8
7:20 pm-5:30 pm
1 stop14h 10m
Belfast City
jue. 4/17
6:35 am-1:50 pm
1 stop15h 15m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
lun. 4/7
4:35 pm-5:30 pm
1 stop16h 55m
Belfast City
vie. 4/18
9:30 am-5:15 pm
1 stop15h 45m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
lun. 4/7
2:20 pm-4:55 pm
2 stops18h 35m
Belfast City
vie. 4/18
6:30 am-3:30 pm
2 stops17h 00m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
vie. 5/9
11:53 pm-1:40 pm
3 stops29h 47m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
vie. 5/9
5:45 pm-8:50 pm
2 stops19h 05m
Best time to book a flight from San Francisco to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from San Francisco with our price prediction graph.
Travel insights for flights from San Francisco to Belfast
Get recent, data-driven insights about flights from San Francisco to Belfast including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from San Francisco to Belfast?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Belfast (average of $657). Flying from San Francisco 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 SFO to BFS?
Find hourly flight availability from San Francisco 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 enero 21, 2025.
It’s optimal to fly from San Francisco to Belfast in the afternoon. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the morning.
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 enero 21, 2025.
Boarding
Overall
Food
Comfort
Crew
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Overall
Food
Comfort
Crew
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Overall
Food
Comfort
Crew
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Overall
Food
Comfort
Crew
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Boarding
Overall
Food
Comfort
Crew
Entertainment
Reviews
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 Francisco to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Francisco to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from San Francisco to Belfast
Discover the top 2 airlines that operate flights from San Francisco 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 enero 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$493 | Average$830 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$607 | Average$863 | FlexibilityNo cancel fee | On-time70% |