$129 Find Cheap Flights from San Diego to Boston - Compare and Save

These are the earliest and latest flight times available from San Diego to Boston:

• Earliest: departs at 8:03 am and lands at 1:40 pm
• Latest: departs at 10:30 pm and lands at 4:07 am.

The flight takes about 5h 37m.

Four cabin classes are available on flights from San Diego to Boston:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

A nonstop flight from San Diego to Boston takes 5h 37m, covering 2,581 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from San Diego to Boston range from $313 to $523, with an average of $399 over the past 12 months. Anything below $313 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 50% above the $399 route average. Book 14 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $344 round-trip via Charlotte Douglas (CLT), compared to $399 for nonstop.

Delta is slightly above the route average for timely arrivals, while Alaska Airlines has a lower on-time arrival rate. On-time arrival rates on San Diego to Boston flights are:

• Delta: 89% on time
• Alaska Airlines: 83% on time
• JetBlue: 81% on time

Overall, flights on this route are punctual 81% of the time on average.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A318/A319/A320/A321 family is used most often on this route, operated mainly by JetBlue. Other aircraft seen on the route include Airbus A321neo variants.

Morning is the busiest departure period on San Diego to Boston flights, with 43% of flights leaving in that window. Night departures account for 28%, afternoon flights for 15%, and evening flights for 14%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $225 to $1,474. That means the highest observed fare was about 7x higher than the lowest one.

Two airlines offer in-flight Wi-Fi on San Diego to Boston flights:

• JetBlue
• Alaska Airlines

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from San Diego to Boston are currently lower than usual. Average one-way flight prices are about $131, which is 49% below the typical average for this route.

Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:

• Dollar
• Hertz
• Budget
• Thrifty
• Sixt

Flights from San Diego to Boston usually depart from San Diego (SAN) and arrive at Boston Logan Intl (BOS).

Night flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the San Diego to Boston route, 19% of flights were delayed in the past 3 months, with delays averaging 2h 48m.

One-stop flights from San Diego to Boston most commonly connect through:

• Chicago O'Hare Intl (ORD) - 39% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 12% of one-stop connections
• Baltimore/Washington (BWI) - 8% of one-stop connections
• Los Angeles (LAX) - 8% of one-stop connections

Yes. Flexible dates can save you up to 20% on flights from San Diego to Boston. Wednesday is the cheapest departure day at $379 round-trip on average, while Sunday is the most expensive at $470, a difference of $91.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

4 airlines operate flights between San Diego and Boston. The airlines offering nonstop flights on this route include:

• JetBlue
• Alaska Airlines
• Delta
• Southwest

Flying via Chicago Midway (MDW) gives the shortest average 1-stop total travel time at 7h 42m, compared with 8h 05m via Philadelphia (PHL) and 8h 08m via Los Angeles (LAX).

Boston is 3 hours ahead of San Diego (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Boston are TD Garden, Fenway Park and Boston Common. These are among the most viewed places in Boston on KAYAK.

Among airlines operating San Diego to Boston flights:

• JetBlue: offers extra legroom; offers free seat selection
• Alaska Airlines: offers extra legroom; offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• Southwest: offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• JetBlue: a cabin bag and a checked bag in Economy Class
• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

If you opt for JetBlue, Spirit Airlines, or Southwest, you'll depart from Terminal 1. If you'd rather fly with American Airlines, Delta Air Lines, United Airlines, or Alaska Airlines, you'll depart from Terminal 2.

Yes, you'll find multiple nonstop flights with JetBlue. If you don't mind making one-stop, all the airlines listed above make stops in cities such as Chicago, Newark, Seattle, New York, and Denver, among others.

While it's a matter of preference, JetBlue will get you there faster on its nonstop flights. That said, if you'd like to access an airline lounge, United Airlines has a United Club at both SAN and BOS that you can access with your plane ticket.

Yes. Just exit the airport terminals on the lower level to find the free blue and white shuttle that'll take you to the Rental Car Facility. Car rental agencies available here include Avis, Alamo, Budget, Hertz, National, Payless, and Thrifty, among others. Make your reservation through KAYAK for a seamless process.

Apart from Boston, BOS Airport also serves other cities in Massachusetts, including Chelsea, Winthrop, Revere, Everett, Malden, Somerville, and Cambridge.

There are water refill stations in all terminals, cots for stranded passengers, a chapel in Terminal C, and art exhibits throughout the airport. Most seating areas have mobile charging stations, and pet relief areas are available in all terminals. There are shoe shine services in all terminals, a Classique Salon in Terminal C, and rocking chairs throughout the airport.

Yes, all areas are accessible, including terminals, garages, and elevators. Service animals are allowed, and there’s an Aira program for vision assistance.