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Cheap flights from Belfast to San Diego

BHD — SAN
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Best time to book a flight from Belfast to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Belfast with our price prediction graph.
Estimated return 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.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated 15 September 2025.
Check out reviews from past customers who have flown with British Airways from Belfast to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,361 reviews
Check prices

Boarding

6.9

Comfort

6.7

Entertainment

6.4

Crew

7.6

Food

6.3

Overall

6.7

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.7
Okay
7,361 reviews
British Airways
6.7
Okay
7,361 reviews
Check prices

Boarding

6.9

Comfort

6.7

Entertainment

6.4

Crew

7.6

Food

6.3

Overall

6.7

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

Related info for your journey

Find useful and relevant information for your journey from Belfast to San Diego. 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 into for flights to San Diego from Belfast?

    If you book a flight to San Diego from Belfast, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 0 flights from Belfast to San Diego per day from 1 airline.

  • What is the cheapest airline to fly from Belfast to San Diego round-trip?

    Currently priced at £440, British Airways will fly you from Belfast to San Diego and back. In addition to British Airways, many other airlines offer competitively priced options for your trip.

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

    Yes. In addition to deals on Belfast to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast to San Diego?

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

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

    Yes. Cheapflights offers flight deals from Belfast to San Diego 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 Belfast to San Diego?

    Currently, January is the cheapest month in which you can book a flight from Belfast to San Diego (average of £585). Flying from Belfast to San Diego in July is currently the most expensive (average of £920). 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

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
El Cajon

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Top airline flying from Belfast to San Diego

Discover the top airline that operate flights from Belfast to San Diego. 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 858,174 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£440Average£562FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast to San Diego?

When you search for this flight from Belfast to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Belfast to San Diego?

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast to San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Belfast to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Belfast? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Belfast to San Diego become cheaper?

Yes, Cheapflights offers price alerts on Belfast to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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