Cheap Flights from San Diego, CA to Boston, MA from $125

Return flight: Boston – San Diego

On Cheapflightsplus.com you will find 4 direct and 35 connecting flights from San Diego to Boston. You can compare airfare deals from 5 airlines and multiple travel sites from $125, book and save on cheap plane tickets and last minute offers. Also check out SAN-BOS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Diego to Boston Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $125 (one-way), $214 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from San Diego to Boston. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
08:40 — 17:27
08:40 — 17:27 HA6498 Hawaiian Airlines
San Diego — Boston
5h 47m
Find flight
from$166
08:40 — 17:27
08:40 — 17:27 AS390 Alaska Airlines
San Diego — Boston
5h 47m
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from$169
22:45 — 07:30
+1 day
22:45 — 07:30 HA6497 Hawaiian Airlines
San Diego — Boston
5h 45m
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from$125
22:45 — 07:30
+1 day
22:45 — 07:30 AS259 Alaska Airlines
San Diego — Boston
5h 45m
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from$130
12:45 — 23:55
12:45 — 16:13 UA1220 United Airlines
San Diego — Denver
1h 39m stop
17:52 — 23:55 UA503 United Airlines
Denver — Boston
8h 10m
including layover
Find flight
from$275
14:05 — 00:59
+1 day
14:05 — 20:20 UA2628 United Airlines
San Diego — Chicago
1h 12m stop
21:32 — 00:59 UA1779 United Airlines
Chicago — Boston
7h 54m
including layover
Find flight
from$219
16:49 — 06:10
+1 day
16:49 — 18:28 AS3473 Alaska Airlines
San Diego — San Francisco
3h stop
21:28 — 06:10 AS307 Alaska Airlines
San Francisco — Boston
10h 21m
including layover
Find flight
from$273
18:18 — 06:00
+1 day
18:18 — 20:50 HA6523 Hawaiian Airlines
San Diego — Portland
47m stop
21:37 — 06:00 HA6331 Hawaiian Airlines
Portland — Boston
8h 42m
including layover
Find flight
from$285
19:01 — 06:01
+1 day
18:47 — 22:15 UA519 United Airlines
San Diego — Denver
1h 30m stop
23:59 — 06:01 UA297 United Airlines
Denver — Boston
8h
including layover
Find flight
from$182
21:40 — 08:14
+1 day
21:40 — 06:03 UA427 United Airlines
San Diego — Newark
52m stop
06:55 — 08:14 UA3578 United Airlines
Newark — Boston
7h 34m
including layover
Find flight
from$513
06:15 — 12:01
+1 day
06:15 — 07:37 NK1153 Spirit Airlines
San Diego — Las Vegas
6h 39m stop
14:16 — 20:18 G4104 Allegiant Air
Las Vegas — Fort Walton Beach
11h 42m stop
08:00 — 12:01 G41443 Allegiant Air
Fort Walton Beach — Boston
26h 46m
including layover
Find flight
from$165
06:15 — 08:37
+1 day
06:15 — 07:37 NK1153 Spirit Airlines
San Diego — Las Vegas
15h 11m stop
22:47 — 06:05 NK1674 Spirit Airlines
Las Vegas — Baltimore
1h 5m stop
07:10 — 08:37 NK1597 Spirit Airlines
Baltimore — Boston
23h 22m
including layover
Find flight
from$200
10:54 — 23:16
10:54 — 12:05 UA5249 United Airlines
San Diego — Los Angeles
32m stop
12:37 — 18:55 UA1069 United Airlines
Los Angeles — Chicago
54m stop
19:49 — 23:16 UA1129 United Airlines
Chicago — Boston
9h 22m
including layover
Find flight
from$515
10:54 — 00:59
+1 day
10:54 — 12:05 UA5249 United Airlines
San Diego — Los Angeles
32m stop
12:37 — 18:55 UA1069 United Airlines
Los Angeles — Chicago
2h 37m stop
21:32 — 00:59 UA1779 United Airlines
Chicago — Boston
11h 5m
including layover
Find flight
from$519
12:30 — 14:44
+1 day
12:30 — 19:54 NK1071 Spirit Airlines
San Diego — Detroit
10h 11m stop
06:05 — 07:39 NK1002 Spirit Airlines
Detroit — Myrtle Beach
5h stop
12:39 — 14:44 NK1005 Spirit Airlines
Myrtle Beach — Boston
23h 14m
including layover
Find flight
from$508
17:13 — 08:37
+1 day
16:57 — 18:19 NK1157 Spirit Airlines
San Diego — Las Vegas
4h 14m stop
22:47 — 06:05 NK1674 Spirit Airlines
Las Vegas — Baltimore
1h 5m stop
07:10 — 08:37 NK1597 Spirit Airlines
Baltimore — Boston
12h 24m
including layover
Find flight
from$200
17:13 — 18:21
+1 day
16:57 — 18:19 NK1157 Spirit Airlines
San Diego — Las Vegas
6h 18m stop
00:52 — 08:21 NK1372 Spirit Airlines
Las Vegas — Orlando
6h 56m stop
15:17 — 18:21 NK1843 Spirit Airlines
Orlando — Boston
22h 8m
including layover
Find flight
from$234
19:00 — 18:21
+1 day
18:50 — 20:13 NK1151 Spirit Airlines
San Diego — Las Vegas
4h 34m stop
00:52 — 08:21 NK1372 Spirit Airlines
Las Vegas — Orlando
6h 56m stop
15:17 — 18:21 NK1843 Spirit Airlines
Orlando — Boston
20h 21m
including layover
Find flight
from$251
*Departure and arrival times - local. Updated on August 1, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Diego to Boston depends on and how to choose the most interesting flight option for you.

Distance between San Diego and Boston is 4156 miles. Time difference between the cities is 3h. Airplanes depart 06:15 to 22:45 from 11 San Diego airport and arrive 06:15 to 22:45 to 4 Boston airports. Average flight time is 5h 46m.

  • The fastest flight 5h 45m
  • Average flight time 5h 46m
  • The earliest flight 06:15
  • The latest flight 22:45
  • Distance 2583 ml

The cheapest months to travel to Boston are august (from 125 $), june (from 158 $), july (from 163 $).

The most expensive months are may (from 207 $), july (from 163 $), june (from 158 $).

What is the lowest airfare San Diego to Boston?

The cheapest plane ticket found by our users is $125. This airfare is for economy class on one-way HA6497 flight by Hawaiian Airlines for August 16, 2025 which leaves San Diego in San Diego at 22:45 am and arrives at Boston Logan at 07:30.

Economy class
$125
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Business class
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First class
?
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Popular Airlines on the Route

The flight San Diego — Boston is served by 5 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 5 departures per week at the price of from $ 130 . And the most expensive tickets are offered by United Airlines airline - from $ 890.

Direct flights

There are 4 nonstop flights on the route. The fastest direct flight is HA6497 by Hawaiian Airlines takes 5h 45m and the cheapest is HA6497 by Hawaiian Airlines for $125.

  • AS - Alaska Airlines
    from $130
    Find
  • HA - Hawaiian Airlines
    from $125
    Find
See more direct flights

Connecting Flights

There are 35 flights with layovers on the route. The fastest connecting flight is UA427 by United Airlines takes 7h 34m and the cheapest is HA6497 by Hawaiian Airlines for $165.

  • AS - Alaska Airlines
    from $273
    Find
  • SY - Sun Country Airlines
    from $548
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  • HA - Hawaiian Airlines
    from $285
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  • UA - United Airlines
    from $182
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  • NK - Spirit Airlines
    from $165
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See more connecting flights

Airports

You can fly from San Diego to Boston from 11 airports (San Diego, San Diego Regional, Gillespie Field, Golden Triangle Reg., El Cajon, Lowndes County, Miramar NAS, Montgomery Field, North Island NAS, Brown Field Municipal, AFB).

San Diego airports

  • San Diego-SAN
    from $125
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  • San Diego Regional-USA
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  • Gillespie Field-SEE
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  • Golden Triangle Reg.-GTR
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  • El Cajon-CJN
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  • Lowndes County-UBS
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  • Miramar NAS-NKX
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  • Montgomery Field-MYF
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  • North Island NAS-NZY
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  • Brown Field Municipal-SDM
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  • AFB-CBM
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Boston airports

  • Boston City Heliport-JBC
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  • Boston RT128 Rail-ZRU
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  • Boston South Rail-ZTO
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  • Logan-BOS
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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