To San Jose

Cheap Flights from Boston to San Jose

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RatePunk searches hundreds of travel sites at once for deals on flights to San Jose

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Boston to San Jose

Explore current cheapest deals departing from Boston to San Jose

Round trip

Sort by: Cheapest

August 13 - August 24

Cheapest

Earliest

BOS - San Jose

$417

$241

Round trip

September 1 - September 15

BOS - San Jose

$373

$253

Round trip

September 2 - September 16

BOS - San Jose

$373

$253

Round trip

September 9 - September 30

BOS - San Jose

$370

$253

Round trip

September 11 - September 14

BOS - San Jose

$427

$258

Round trip

October 2 - October 10

BOS - San Jose

$426

$258

Round trip

August 28 - August 31

Best

BOS - San Jose

$464

$259

Round trip

September 10 - September 14

BOS - San Jose

$426

$259

Round trip

September 15 - September 22

BOS - San Jose

$415

$259

Round trip

September 14 - September 18

BOS - San Jose

$424

$261

Round trip

Unlock all 500+ flight deals to San Jose and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Boston to San Jose

Flights from Boston to San Jose cover a substantial distance of 4317 km, classifying this as a long-haul journey. This means you should expect a longer travel time and typically more complex itineraries compared to shorter routes.

For those seeking cheap flights from Boston to San Jose, fares typically range from $456–$728, with a median of $586. Right now, current fares are above the typical level for this route. Only 4% of recent fares were classified as a good price, indicating that finding a significant discount can be challenging.

When is the cheapest time to fly from Boston to San Jose? The data shows that January is typically the cheapest month, with a median fare of $138. Other favorable months include April, with a median fare of $305, and September, where the median fare is $332.

Most itineraries for this route connect at least once, as 0% of recent fares were non-stop. When connecting, the typical number of stopovers is 2, which contributes to a longer overall travel duration.

A typical journey from Boston to San Jose takes approximately 24h 27m, including connections. This extended duration reflects the long-haul nature of the route and the prevalence of connecting flights, with most itineraries involving at least two stopovers.

How much is a round trip from Boston to San Jose

Regular price: $349 - $657

Prices for flights from Boston to San Jose are currently below the regular range.

The regular price range for flights from Boston to San Jose is between $349 and $657. The current lowest deal is $241 with Southwest Airlines, for travel from Aug 13 to Aug 24.

now $241

Low $349

High $657

The cheapest time to fly from Boston to San Jose

The cheapest month to fly from Boston to San Jose is January, with a median price of $138. The most expensive month is July, with a median price of $1268. Prices are generally lower from January to November.

January

Cheapest

Flights from $138

July

Most Expensive

Flights from $1,268

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from Boston to San Jose

Deutsche Luft Hansa

Alaska Airlines, Inc.

American Airlines

Southwest Airlines

Last-minute flights going from Boston to San Jose

Mon, Jun 29

⌛ Last-Minute

BOS - San Jose

Boston (BOS) - San Jose (SJC)

Alaska Airlines, Inc.

$470

$305

One-way

Wed, Jul 1

⌛ Last-Minute

BOS - San Jose

Boston (BOS) - San Jose (SJC)

Deutsche Luft Hansa

$468

$274

One-way

Wed, Jul 1

⌛ Last-Minute

BOS - San Jose

Boston (BOS) - San Jose (SJC)

$493

$275

One-way

Thu, Jul 2

⌛ Last-Minute

BOS - San Jose

Boston (BOS) - San Jose (SJC)

American Airlines

$432

$275

One-way

Thu, Jul 2

⌛ Last-Minute

BOS - San Jose

Boston (BOS) - San Jose (SJC)

American Airlines

$426

$275

One-way

Thu, Jul 2

⌛ Last-Minute

BOS - San Jose

Boston (BOS) - San Jose (SJC)

American Airlines

$410

$275

One-way

Biggest price drops on these dates for flights from Boston to San Jose

3 nights

Dec 4 - Dec 7

$516 → $275

47%

4 nights

Dec 10 - Dec 14

$514 → $275

47%

3 nights

Jul 1 - Jul 4

$493 → $275

44%

3 nights

Aug 28 - Aug 31

$464 → $259

44%

Popular Airports to fly from Boston to San Jose

Boston - San Jose route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares for Boston to San Jose are above the typical level, with 4% good deals historically.

📅 Best time to fly

January is historically the cheapest month to fly.

Historically, January, April, and September offer the lowest median prices for flights to San Jose.

⏱️ Flight duration

Connecting flights average 24h 27m.

Flights from Boston to San Jose typically involve 2 stopovers, with a median flight time of 24h 27m.

✈️ Airlines & availability

Connecting flights are available from multiple airlines.

Deutsche Luft Hansa, Alaska Airlines, American Airlines, and Southwest Airlines offer connecting flights.

🏆 Airline highlight

Southwest Airlines offers a recent deal at $241.

A recent deal on Southwest Airlines for Boston to San Jose was found for $241.

🎯 Booking tip

Consider booking during January for better prices.

January historically offers the lowest median prices at $138, making it a good time to book.

Boston main airports to depart from

Logan International (BOS)

Cheapest

Boston Logan International Airport (BOS) is a convenient departure point for flights to San Jose.

📍 ~5 km from Boston city center (reachable by car or public transport)

💸 Flights from ~$241

San Jose main airports to arrive at

San Jose International (SJC)

Cheapest

San Jose International Airport is a convenient arrival choice for travelers heading to San Jose.

📍 ~5 km from San Jose city center (reachable by car)

💸 Flights from ~$242

Airports nearby San Jose used as alternative

San Francisco International (SFO)

Cheapest

San Francisco International is a major international hub with an extensive route network in Northern California.

📍 ~55 km from San Jose (reachable by car, Caltrain, and BART connections)

💸 Flights from ~$236

Oakland International (OAK)

Oakland International is a major base for low-cost carriers and often less crowded than SFO.

📍 ~51 km from San Jose (reachable by car)

💸 Flights from ~$265

Monterey Regional (MRY)

Monterey Regional offers a small, stress-free terminal with short security wait times for travelers.

📍 ~84 km from San Jose (reachable by car)

💸 Flights from ~$357

Sacramento International (SMF)

Sacramento International is a large airport with a wide variety of domestic carriers and destinations.

📍 ~153 km from San Jose (reachable by car)

💸 Flights from ~$246

Stockton Metropolitan (SCK)

Stockton Metropolitan is an alternative for specific low-cost regional routes.

📍 ~89 km from San Jose (reachable by car)

💸 Flights from ~$378

Business & First Class Flight Deals to San Jose

San Jose, United States

48% AI deal score

$2,879

From BOS

Elite

Jul 20

San Jose, United States

48% AI deal score

$3,250

Frequently Asked Questions About Flights to San Jose

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance, often several weeks or months before your desired departure, can sometimes lead to lower prices. However, prices can fluctuate, so monitoring fares is a good strategy. Mid-week bookings may also offer different pricing.

Comparing flights to and from nearby airports can sometimes uncover more economical options. While it may add to your ground travel, the savings on airfare can be significant. Always factor in the total cost and convenience.

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