£529 Find Cheap Flights from Northern Ireland to San Francisco Bay Area

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Northern Ireland to San Francisco Bay Area.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Northern Ireland to San Francisco Bay Area is likely to change within 7 days, so travellers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Northern Ireland to San Francisco Bay Area with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Northern Ireland to San Francisco Bay Area up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Based on KAYAK data, the cheapest day to fly to San Francisco Bay Area is Thursday when return tickets can be as cheap as £491. On the other hand, the most expensive day to fly is Tuesday, when return prices are £723 on average.

The cheapest time of day to fly to San Francisco Bay Area is generally in the evening, when round-trip flights cost £752 on average. Morning departures are around 6% more expensive than evening flights, on average. The most expensive time of day to fly to San Francisco Bay Area is generally in the morning, which is peak travel time and where the average cost of a ticket is £796.

The cheapest month for flights from Northern Ireland to San Francisco Bay Area is April, when tickets cost £453 (return) on average. On the other hand, the most expensive months are June and August, when the average cost of round-trip tickets is £834 and £799 respectively.

An average direct flight from Northern Ireland to San Francisco Bay Area takes 14h 45m, covering a distance of 5032 miles. The shortest route is Belfast Intl Airport (BFS) to San Francisco (SFO) with an average flight time of 14h 45m.

Based on KAYAK flight searches, the most popular destination is San Francisco (100% of total searches to San Francisco Bay Area).