Cheap Flights from San Diego, CA to Boston, MA from $78

Return flight: Boston – San Diego

On Cheapflightsplus.com you will find 6 direct and 203 connecting flights from San Diego to Boston. You can compare airfare deals from 5 airlines and multiple travel sites from $78, 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: $78 (one-way), $134 (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
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from$115
08:40 — 17:27
08:40 — 17:27 AS390 Alaska Airlines
San Diego — Boston
5h 47m
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from$117
22:45 — 07:40
+1 day
22:45 — 07:40 HA6342 Hawaiian Airlines
San Diego — Boston
5h 55m
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from$107
22:45 — 07:40
+1 day
22:45 — 07:40 AS366 Alaska Airlines
San Diego — Boston
5h 55m
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from$110
22:45 — 07:30
+1 day
22:45 — 07:30 HA6497 Hawaiian Airlines
San Diego — Boston
5h 45m
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from$120
22:45 — 07:30
+1 day
22:45 — 07:30 AS259 Alaska Airlines
San Diego — Boston
5h 45m
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from$122
07:00 — 20:13
06:45 — 10:13 UA2270 United Airlines
San Diego — Denver
3h 42m stop
14:10 — 20:13 UA597 United Airlines
Denver — Boston
10h 13m
including layover
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from$147
07:45 — 18:56
08:00 — 16:15 UA1071 United Airlines
San Diego — Washington D.C.
1h 10m stop
17:33 — 19:20 UA688 United Airlines
Washington D.C. — Boston
8h 11m
including layover
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from$147
09:42 — 21:44
09:42 — 11:20 UA305 United Airlines
San Diego — San Francisco
1h 40m stop
13:15 — 21:59 UA1372 United Airlines
San Francisco — Boston
9h 2m
including layover
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from$147
10:28 — 00:06
+1 day
10:28 — 13:37 HA6499 Hawaiian Airlines
San Diego — Seattle
2h 3m stop
15:40 — 00:06 HA6627 Hawaiian Airlines
Seattle — Boston
10h 38m
including layover
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from$123
10:28 — 00:06
+1 day
10:00 — 13:11 AS1259 Alaska Airlines
San Diego — Seattle
2h 3m stop
15:40 — 23:59 AS460 Alaska Airlines
Seattle — Boston
10h 38m
including layover
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from$129
11:31 — 22:00
11:15 — 14:43 UA264 United Airlines
San Diego — Denver
1h 3m stop
16:05 — 21:57 UA1027 United Airlines
Denver — Boston
7h 29m
including layover
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from$141
11:50 — 23:44
11:50 — 17:14 UA2322 United Airlines
San Diego — Houston
1h 33m stop
18:47 — 23:44 UA1076 United Airlines
Houston — Boston
8h 54m
including layover
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from$147
12:35 — 23:53
12:35 — 16:03 UA1483 United Airlines
San Diego — Denver
1h 47m stop
17:50 — 23:53 UA1218 United Airlines
Denver — Boston
8h 18m
including layover
Find flight
from$141
16:00 — 06:10
+1 day
16:00 — 18:38 HA6884 Hawaiian Airlines
San Diego — Portland
3h 4m stop
21:42 — 06:10 HA6331 Hawaiian Airlines
Portland — Boston
11h 10m
including layover
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from$156
16:59 — 07:20
+1 day
16:59 — 20:00 HA6443 Hawaiian Airlines
San Diego — Seattle
3h stop
23:00 — 07:20 HA6628 Hawaiian Airlines
Seattle — Boston
11h 21m
including layover
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from$156
21:10 — 08:58
+1 day
21:10 — 05:31 UA427 United Airlines
San Diego — Newark
2h 9m stop
07:40 — 08:58 UA3495 United Airlines
Newark — Boston
8h 48m
including layover
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from$157
21:10 — 10:23
+1 day
21:10 — 05:31 UA427 United Airlines
San Diego — Newark
3h 34m stop
09:05 — 10:23 UA375 United Airlines
Newark — Boston
10h 13m
including layover
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from$158
06:15 — 09:09
+1 day
06:15 — 07:35 NK2369 Spirit Airlines
San Diego — Las Vegas
14h 19m stop
21:54 — 05:25 NK2297 Spirit Airlines
Las Vegas — Orlando
42m stop
06:07 — 09:09 NK2090 Spirit Airlines
Orlando — Boston
23h 54m
including layover
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from$78
06:15 — 14:44
+1 day
06:15 — 07:35 NK2369 Spirit Airlines
San Diego — Las Vegas
13h 49m stop
21:24 — 05:14 NK954 Spirit Airlines
Las Vegas — Miami
6h 15m stop
11:29 — 14:44 NK2126 Spirit Airlines
Miami — Boston
29h 29m
including layover
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from$78
17:43 — 14:44
+1 day
17:43 — 19:01 NK2507 Spirit Airlines
San Diego — Las Vegas
2h 23m stop
21:24 — 05:14 NK954 Spirit Airlines
Las Vegas — Miami
6h 15m stop
11:29 — 14:44 NK2126 Spirit Airlines
Miami — Boston
18h 1m
including layover
Find flight
from$78
17:50 — 09:03
+1 day
17:43 — 19:01 NK2507 Spirit Airlines
San Diego — Las Vegas
2h 43m stop
21:54 — 05:25 NK2297 Spirit Airlines
Las Vegas — Orlando
53m stop
06:07 — 09:09 NK2090 Spirit Airlines
Orlando — Boston
12h 13m
including layover
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from$78
18:58 — 14:44
+1 day
18:58 — 20:17 NK2296 Spirit Airlines
San Diego — Las Vegas
1h 7m stop
21:24 — 05:14 NK954 Spirit Airlines
Las Vegas — Miami
6h 15m stop
11:29 — 14:44 NK2126 Spirit Airlines
Miami — Boston
16h 46m
including layover
Find flight
from$81
18:58 — 08:41
+1 day
18:58 — 20:17 NK2296 Spirit Airlines
San Diego — Las Vegas
2h 12m stop
22:29 — 05:23 NK2144 Spirit Airlines
Las Vegas — Detroit
1h 22m stop
06:45 — 08:41 NK2149 Spirit Airlines
Detroit — Boston
10h 43m
including layover
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from$90
19:31 — 09:03
+1 day
18:58 — 20:17 NK2296 Spirit Airlines
San Diego — Las Vegas
1h 5m stop
21:54 — 05:25 NK2297 Spirit Airlines
Las Vegas — Orlando
53m stop
06:07 — 09:09 NK2090 Spirit Airlines
Orlando — Boston
10h 32m
including layover
Find flight
from$81
19:31 — 16:41
+1 day
18:58 — 20:17 NK2296 Spirit Airlines
San Diego — Las Vegas
2h 43m stop
23:02 — 06:00 NK2573 Spirit Airlines
Las Vegas — Atlanta
7h 42m stop
13:54 — 16:24 NK2092 Spirit Airlines
Atlanta — Boston
18h 10m
including layover
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from$94
20:48 — 16:24
+1 day
20:48 — 22:07 NK2021 Spirit Airlines
San Diego — Las Vegas
55m stop
23:02 — 06:00 NK2573 Spirit Airlines
Las Vegas — Atlanta
7h 54m stop
13:54 — 16:24 NK2092 Spirit Airlines
Atlanta — Boston
16h 36m
including layover
Find flight
from$102
20:48 — 15:56
+1 day
20:48 — 22:07 NK2021 Spirit Airlines
San Diego — Las Vegas
33m stop
22:40 — 06:10 NK840 Spirit Airlines
Las Vegas — Baltimore
8h 20m stop
21:24 — 22:51 NK2105 Spirit Airlines
Baltimore — Boston
16h 8m
including layover
Find flight
from$133
*Departure and arrival times - local. Updated on May 19, 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 47m.

  • The fastest flight 5h 45m
  • Average flight time 5h 47m
  • The earliest flight 06:15
  • The latest flight 22:45
  • Distance 2583 ml

The cheapest months to travel to Boston are june (from 104 $), may (from 149 $), december (from 190 $).

The most expensive months are november (from 320 $), december (from 190 $), may (from 149 $).

What is the lowest airfare San Diego to Boston?

The cheapest plane ticket found by our users is $78. This airfare is for economy class on one-way NK2507 flight by Spirit Airlines for June 5, 2025 which leaves San Diego in San Diego at 17:50 am and arrives at Boston Logan at 09:03.

Economy class
$78
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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 - 34 departures per week at the price of from $ 110 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 614.

Direct flights

There are 6 nonstop flights on the route. The fastest direct flight is HA6497 by Hawaiian Airlines takes 5h 45m and the cheapest is NK2507 by Spirit Airlines for $107.

  • AS - Alaska Airlines
    from $110
    Find
  • HA - Hawaiian Airlines
    from $107
    Find
See more direct flights

Connecting Flights

There are 203 flights with layovers on the route. The fastest connecting flight is UA264 by United Airlines takes 7h 29m and the cheapest is NK2507 by Spirit Airlines for $78.

  • AS - Alaska Airlines
    from $129
    Find
  • SY - Sun Country Airlines
    from $158
    Find
  • HA - Hawaiian Airlines
    from $123
    Find
  • UA - United Airlines
    from $141
    Find
  • NK - Spirit Airlines
    from $78
    Find
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 $78
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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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