Cheap flights from San Diego to Boston

from as little as £1,417

35 nights in Boston, departing San Diego on 09 / Jul / 2025 with JetBlue (price found 5 hours ago)

Subject to availability, prices correct of the last 24 hours
Boston

The San Diego / Boston route

All 4159 km of it

Cheap flight deals for this route

See what's hot at the moment

No deals available at this time.

Boston flight facts

What you need to know

Alternative flights from the UK to Boston

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Alternative flights from San Diego to Boston

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Boston

09 / Jul / 2025 is currently the lowest priced day of the year to fly the San Diego/Boston route. There are around five flights on any given week from the UK to Boston and the cheapest month to fly right now is July.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

-5 °C

AVG

11 °C

HIGHEST

28 °C

Rainfall (mm)
LOWEST

78 mm

AVG

89.3 mm

HIGHEST

101 mm

Key facts about Boston

How to get cheap flights from San Diego to Boston

Tips and advice from our flight experts

We've compared all five flights that go to or via Boston every week, to find the best deal for you. JetBlue 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 one 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 JetBlue too, as they're the most popular airline for flying from San Diego to Boston.

Flights from San Diego to Boston normally take 5 hrs 50 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.

Other popular destinations near Boston

Where other people are flying to

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