We've compared all ten flights that go to or via Boston every week, to find the best deal for you. Alaska Airlines usually has the cheapest flights from San Diego to Boston, so keep an eye out for them in your search results. If they’re not the cheapest option, try searching by month to compare costs throughout the week.
When you fly from San Diego to Boston, you'll have two airlines to choose from for your 4159 km journey. If you're planning to fly in peak season, make sure you book in advance to get a reasonable price. Or you could hold on and try to get a last-minute bargain.
To sort cheap flights to Boston, it's best to start searching for flights by month, as this will show you when prices are at their lowest. Keep an eye on Alaska Airlines too, as they're the most popular airline for flying from San Diego to Boston.
Flights from San Diego to Boston normally take 7 hrs 35 mins. Make sure you check what refreshments or meals are included, so you can plan your journey. Before you book, why not check out our holiday package and car hire options? We have some hotels close to the airport – handy if you're arriving late at night, or flying back very early.
