Spirit Airlines is selling cheap flights from San Diego to Boston for as low as $102 return! That works out to a cost of just 2 Cents Per Mile for this 5200 mile journey.

The fare only includes a small carry-on bag placed under the seat, and you need to pay extra if you want to use the overhead storage or to check bags.

Our data shows the lowest prices are available in December 2020. See the link(s) below for dates and prices.

Sample date(s) with Skyscanner.com booking link

Dec 9 – Dec 13 ($165)


Dec 10 – Dec 15 ($102)


Dec 11 – Dec 14 ($184)


Dec 16 – Dec 30 ($148)


Dec 18 – Dec 28 ($164)


Dec 19 – Dec 29 ($178)


Jan 5 – Jan 12 ($130)


Jan 11 – Jan 19 ($127)


Feb 14 – Feb 17 ($181)


May 19 – May 24 ($187)

Are you looking for an apartment to rent for your stay in Boston? Check out what Vrbo.com has to offer!

We post many cheap flights like this one from San Diego to Boston every single day, so have a look at our Travel Deals page, or check out the related posts below!

Note: Prices are valid at the time of publishing this post, but may change in the future.

COVID-19 Note: During these uncertain times, please make sure to check the relevant Coronavirus restrictions for your destination before you book and before you fly. We recommend also checking the refund policy of the airline, as well as purchasing travel insurance for your trip.

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