Roundtrip airfare under $300 from Boston to San Francisco

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CheapFlightNow has great deals right now on roundtrip flights from Boston to San Francisco.

You can get flights for under $300 roundtrip.

These flight deals won’t last, so book your flight now to get a great deal!

After all, once there, you can enjoy AlcatrazMadame Tussaud’s, a food tour of North Beach, a Muir Woods & Sausalito tour, or go on a whitewater rafting tour down the South Fork on the American River...there are so many possibilities!