Popular airlines from Belfast to San Diego
Nok AirNok Air
Thai AirAsiaThai AirAsia
Thai Airways InternationalThai Airways International
Thai AirAsia XThai AirAsia X
Hong Kong AirlinesHong Kong Airlines
AirAsiaAirAsia
ScootScoot
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 40% on select hotels after you book a flight*
Find the cheapest month to fly from Belfast (BFS) to San Diego (SAN)
February is typically the cheapest month to fly
From ฿16,843 - ฿40,743 per traveller.
Graph displaying average flight prices per month
Nearby Cities
Expedia's Latest Trends
Hotels
NH Collection Samui Peace ResortSomerset Ekamai BangkokAm Samui PalaceHoliday Inn Express Zurich Airport by IHGPrincess Kamala Beachfront HotelCivilize HotelLennon MaisonSeven Seas HotelBurlington HotelThe Sea - Cret Hua HinLuxor Hotel and CasinoHomm Chura SamuiSiamdasada KhaoyaiAnantara Kihavah Maldives VillasMerlin Grand Hotel Hat YaiHotels near Patong BeachKokotel Khao Lak LighthouseChalelarn HotelMonlada KhaoyaiHotels in ThonglorHotels in Chonburi
Flights
*Available to Expedia members.