Cheap flights from San Diego to Boston

San Diego
SAN
Logan
BOS

Flight deals from San Diego to Boston

Below you can see the best deals on flights San Diego — Boston for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 6 October, from $119.

Top 10 cheap flights from San Diego to Boston

DL
$ 130

San Diego — Boston

22:04—06:40
14 Sep 2026
5 h 36 m
Direct flight
DL
$ 130

San Diego — Boston

22:04—06:40
9 Sep 2026
5 h 36 m
Direct flight
DL
$ 130

San Diego — Boston

22:02—06:40
5 Sep 2026
5 h 38 m
Direct flight
DL
$ 130

San Diego — Boston

22:04—06:40
12 Sep 2026
5 h 36 m
Direct flight
DL
$ 130

San Diego — Boston

22:04—06:40
8 Sep 2026
5 h 36 m
Direct flight
AS
$ 133

San Diego — Boston

20:59—05:47
14 Sep 2026
5 h 48 m
Direct flight
DL
$ 144

San Diego — Boston

22:04—06:40
11 Sep 2026
5 h 36 m
Direct flight
AS
$ 146

San Diego — Boston

20:59—05:47
10 Sep 2026
5 h 48 m
Direct flight
AS
$ 146

San Diego — Boston

20:59—05:47
11 Sep 2026
5 h 48 m
Direct flight
B6
$ 148

San Diego — Boston

20:17—05:00
8 Sep 2026
5 h 43 m
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the San Diego — Boston flight

Looking for cheap flights from San Diego to Boston? Compare fares from different airlines, check the flight schedule and travel time — and book your San Diego — Boston ticket online at the best price.

The route has direct flights — around 105 flights per week, flights are operated by JetBlue, Alaska Airlines, Hawaiian Airlines, Delta and 2 more airlines, a nonstop flight takes about 5 h 38 min, the distance between the cities is around 4,159 km.

Planning your trip? You may find our Boston travel guide, how to get from the airport into town and Boston weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $119Min. price
OctoberCheapest
AugustPeak season
YesDirect flights
4,159 kmDistance
5 h 38 minTravel time
6Airlines
105 / wkFlights

Flight schedule from San Diego to Boston

The table shows direct flights from San Diego to Boston on the selected date. The flight takes approximately 5 h 38 min. Regular flights are operated by JetBlue, Alaska Airlines, Hawaiian Airlines and Delta. Departures from San Diego International Airport airports, arrivals at Logan International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 15 Aug 2026

Flight ticket prices by day: San Diego — Boston

Below is a calendar of the lowest flight ticket prices for San Diego — Boston by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $119 in October, and the most expensive are around $192 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from San Diego to Boston by month. Tickets are usually cheapest in January (around $187) and priciest in December (about $295) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$187lowMay$225mediumSep$211low
Feb$192lowJun$271highOct$201low
Mar$225mediumJul$281highNov$234medium
Apr$257mediumAug$271highDec$295high

Some values are estimated based on seasonality.

When to fly

Weather in Boston: it is warmest in July (up to 28 °C on average) and coolest in January (around 3 °C). The driest month is September.

Tickets are usually cheapest in October and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Boston

Dry and wet days · Boston

Wind speed and direction · Boston

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How to get the best deal on a San Diego — Boston ticket

  • Book ahead: fares for San Diego — Boston are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Boston is usually October — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the San Diego — Boston route are operated by 6 airlines; JetBlue runs the most flights (around 33% of all flights). Compare carriers, flight shares and schedules below.

  • JetBlueB6
    12x/week
    WebsiteFleet: 30742.5M pax/year
    • Direct flight SAN → BOS12x/week
      Duration
      5h 44m
      Days
      MTWTFSS
    33.3%Open →
  • Alaska AirlinesAS
    9x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight SAN → BOS9x/week
      Duration
      5h 49m
      Days
      MTWTFSS
    26.7%Open →
  • Hawaiian AirlinesHA
    8x/week
    WebsiteFleet: 7511M pax/year
    • Direct flight SAN → BOS8x/week
    21.9%
  • DeltaDL
    3x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight SAN → BOS3x/week
      Duration
      5h 38m
      Days
      MTWTFSS
    8.6%Open →
  • American AirlinesAA
    2x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight SAN → BOS2x/week
      Duration
      5h 47m
      Days
      MTWTFSS
    6.7%Open →
  • Qatar AirwaysQR
    1x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight SAN → BOS1x/week
    2.9%Open →

Cities and airports on the San Diego — Boston route

Flights San Diego — Boston depart from San Diego International Airport and arrive at Logan International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

San Diego

SAN
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Boston

BOS
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the San Diego — Boston flight

How long is the flight from San Diego to Boston?

A nonstop San Diego — Boston flight takes about 5 h 38 min — the distance between the cities is around 4,159 km.

How far is it from San Diego to Boston?

The distance from San Diego to Boston is about 4,159 km, which a nonstop flight covers in around 5 h 38 min.

Are there direct flights from San Diego to Boston?

Yes, there are nonstop flights San Diego — Boston — around 105 flights per week.

Which airlines fly from San Diego to Boston?

Airlines operating San Diego — Boston include JetBlue, Alaska Airlines, Hawaiian Airlines, Delta, American Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do San Diego — Boston flights use?

Flights from San Diego depart from San Diego International Airport, and arrive at Logan International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from San Diego to Boston?

The price of a San Diego — Boston ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in August. Tickets typically cost between $119 and $192. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights San Diego — Boston?

Flights San Diego — Boston are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from San Diego to Boston?

To catch a low fare San Diego — Boston, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually October.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from San Diego

See all
San FranciscoSeattleLas VegasSan JosePhoenixDenverChicagoSacramentoNew York CityDallasSalt Lake CityAtlantaFresnoLos AngelesPortlandHonoluluOrlandoAustinSanta RosaWashington, D.C.OaklandVancouverSan Jose del CaboBoiseRenoRedmondMinneapolisCharlotteKahuluiSan Luis ObispoHoustonEugeneDetroitMiamiTorontoMontrealFort LauderdaleMontereyKailua-KonaTampa

Where else you can fly from Boston

See all
New York CityWashington, D.C.ChicagoTorontoSan FranciscoAtlantaSeattleLos AngelesPhiladelphiaNantucketLondonDallasOrlandoDenverFort LauderdaleDetroitCharlotteRaleighMontrealNashvilleMarthas VineyardMiamiMinneapolisBuffaloPhoenixMadridTampaPittsburghClevelandBarcelonaIndianapolisSan JuanDublinHoustonParisLas VegasAustinRichmondCincinnatiAmsterdam

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