SAN - BOS

Find cheap flights from San Diego to Boston

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KAYAK searches hundreds of travel sites at once for deals on flights to Boston

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Diego to Boston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Diego to Boston, as well as popular online travel agencies
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Cheap Flight Deals from San Diego to Boston (SAN-BOS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Diego to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from San Diego to Boston

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Diego to Boston.
Discover the best prices for you by selecting your travel dates on KAYAK.
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American Airlines Logo
SAN-BOS
5h 54mdirect
American Airlines Logo
BOS-SAN
6h 09mdirect
American Airlines
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Qatar Airways Logo
SAN-BOS
5h 54mdirect
Qatar Airways Logo
BOS-SAN
6h 09mdirect
Qatar Airways
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Alaska Airlines Logo
SAN-BOS
5h 54mdirect
Alaska Airlines Logo
BOS-SAN
6h 09mdirect
Alaska Airlines
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Icelandair Logo
SAN-BOS
5h 45mdirect
Icelandair Logo
BOS-SAN
6h 17mdirect
Icelandair
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JetBlue Logo
SAN-BOS
5h 51mdirect
JetBlue Logo
BOS-SAN
6h 17mdirect
JetBlue
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Aer Lingus Logo
SAN-BOS
5h 49mdirect
Aer Lingus Logo
BOS-SAN
6h 25mdirect
Aer Lingus
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Delta Logo
SAN-BOS
5h 20mdirect
Delta Logo
BOS-SAN
6h 22mdirect
Hawaiian Airlines Logo
SAN-BOS
5h 54mdirect
Hawaiian Airlines Logo
BOS-SAN
6h 09mdirect
Hawaiian Airlines
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TAP AIR PORTUGAL Logo
SAN-BOS
5h 52mdirect
TAP AIR PORTUGAL Logo
BOS-SAN
6h 26mdirect
TAP AIR PORTUGAL
Find Deal
EL AL Logo
SAN-BOS
5h 49mdirect
EL AL Logo
BOS-SAN
6h 40mdirect

KAYAK's insights & trends for San Diego to Boston flights

Get data-powered insights and trends into flights from San Diego to Boston to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from San Diego to Boston?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San Diego to Boston, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from San Diego to Boston is January, where tickets cost C$ 362 (return) on average. On the other hand, the most expensive months are December and July, where the average cost of round-trip tickets is C$ 645 and C$ 613 respectively.

How far in advance should I book a flight from San Diego to Boston?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from San Diego to Boston, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below average price on the flight from San Diego to Boston, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Good to know

Low season

February

High season

July
Best time to beat the crowds (12% less expensive on average)
Most popular time to fly (15% more expensive on average)

When to book flights from San Diego to Boston

Are your dates flexible? Find out the best times to travel from San Diego to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from San Diego to Boston

  • Which terminal should you use when flying out of San Diego Airport?

    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.

  • Are there nonstop flights on this route?

    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.

  • Which airline should you opt for?

    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.

  • Can you rent a car from Boston Airport?

    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.

  • What other cities does Boston Airport serve?

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

  • What special amenities will you find at Boston Airport?

    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.

  • Is BOS accessible for disabled people?

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

  • Which airlines offer Wi-Fi service onboard planes from San Diego to Boston?

    All the following airlines offer inflight Wi-Fi service on the San Diego to Boston flight route: JetBlue, Alaska Airlines, Hawaiian Airlines, Delta, KLM, American Airlines, Lufthansa, and United Airlines.

  • Which aircraft models fly most regularly from San Diego to Boston?

    The Airbus A318/A319/A320/A321 is the aircraft model that flies most regularly on the San Diego to Boston flight route.

  • Which airline alliances offer flights from San Diego to Boston?

    oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between San Diego and Boston, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from San Diego to Boston?

    There are direct flights from San Diego to Boston on a daily basis.

  • How does KAYAK find such low prices on flights from San Diego to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Diego to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Diego to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from San Diego is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Diego to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to San Diego with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Diego to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from San Diego up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from San Diego to Boston

  • San Diego International Airport (SAN) is conveniently situated about 3 miles from downtown San Diego. If you're looking to get there through public means, the MTS City bus number 992 makes regular stops at San Diego Airport Terminals 1 and 2.
  • Parking at the SAN Airport is available. Terminal 1 charges about $32 per day. Terminal 2 (McCain Road) charges a Drive-Up rate of about $32 per day, while Terminal 2 Parking Plaza charges the same with a reservation option of about $21 per day.
  • Boston Logan International Airport (BOS) is situated approximately 5 miles away from downtown Boston. To get there, take the Silver Line, SL1 bus, that departs from all terminals. It'll take you to South Station in central Boston. It's quite fast at about 20min depending on traffic and relatively cheap at about $2.
  • Boston Airport is a hub for Delta Air Lines and a focus city for JetBlue, while San Diego Airport is not an airline hub but a focus city for Southwest Airlines and Alaska Airlines.
  • If you're traveling with kids, BOS Airport has changing tables in all washrooms, nursing rooms in all terminals, and children's play areas, Kidport, in terminals A, B, and C.
  • Amenities at SAN Airport include bicycle lockers if you cycle to the airport. There are shoeshine services, courtesy phones, snack and drink vending machines and lactation rooms in both terminals. There are Smart Carte luggage carts in various areas, Traveler's Aid, a meditation room in Terminal 2, Be Relax spas in Terminal 2, art exhibits throughout the airport, and free Wi-Fi for two hours.
See more tips

Prefer to fly direct from San Diego to Boston?

Find which airlines fly direct from San Diego Airport to Boston Logan Intl Airport, which days they fly and book direct flights.

Direct departures

San Diego to Boston Logan Intl

Monday

Aer Lingus,Alaska Airlines,American Airlines, +8 more

Aer Lingus,Alaska Airlines, +9 more

Tuesday

Aer Lingus,Alaska Airlines,American Airlines, +8 more

Aer Lingus,Alaska Airlines, +9 more

Wednesday

Aer Lingus,Alaska Airlines,American Airlines, +7 more

Aer Lingus,Alaska Airlines, +8 more

Thursday

Aer Lingus,Alaska Airlines,American Airlines, +8 more

Aer Lingus,Alaska Airlines, +9 more

Friday

Aer Lingus,Alaska Airlines,American Airlines, +7 more

Aer Lingus,Alaska Airlines, +8 more

Saturday

Alaska Airlines,American Airlines,Delta, +7 more

Alaska Airlines,American Airlines, +8 more

Sunday

Aer Lingus,Alaska Airlines,American Airlines, +7 more

Aer Lingus,Alaska Airlines, +8 more

See more nonstop flights

Direct returns

Boston Logan Intl to San Diego

Monday

Aer Lingus,Alaska Airlines,American Airlines, +8 more

Aer Lingus,Alaska Airlines, +9 more

Tuesday

Aer Lingus,Alaska Airlines,American Airlines, +8 more

Aer Lingus,Alaska Airlines, +9 more

Wednesday

Aer Lingus,Alaska Airlines,American Airlines, +9 more

Aer Lingus,Alaska Airlines, +10 more

Thursday

Aer Lingus,Alaska Airlines,American Airlines, +9 more

Aer Lingus,Alaska Airlines, +10 more

Friday

Aer Lingus,Alaska Airlines,American Airlines, +9 more

Aer Lingus,Alaska Airlines, +10 more

Saturday

Aer Lingus,Alaska Airlines,American Airlines, +8 more

Aer Lingus,Alaska Airlines, +9 more

Sunday

Aer Lingus,Alaska Airlines,American Airlines, +9 more

Aer Lingus,Alaska Airlines, +10 more

See more nonstop flights
See more nonstop flights

Everything you need to know for your flight from San Diego to Boston

Information on your arrival and departure airports

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