$172 Find Cheap Flights from San Francisco to Trenton

In the last 3 days, the lowest price for a flight from San Francisco to Trenton was $172 for a one-way ticket and $278 for a round-trip.

No, a passport isn't needed to fly from San Francisco to Trenton. However, local authorities might ask for an official ID.

San Francisco airport is called San Francisco and the only airport in Trenton is Trenton-Mercer.

We unfortunately don’t have that data for this specific route.

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 San Francisco to Trenton.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trenton from San Francisco is likely to change within 7 days, so travelers 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 round-trip ticket. You could then fly to Trenton with an airline and back to San Francisco with another airline. Booking your flights between San Francisco and TTN can sometimes prove cheaper using this method.

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 to Trenton from San Francisco up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.