Cheap Flights from Boston, MA to San Diego, CA from $93

One way Round trip

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On Cheapflightsplus.com you will find 5 direct and 323 connecting flights from Boston to San Diego. You can compare airfare deals from 7 airlines and multiple travel sites from $93, book and save on cheap plane tickets and last minute offers. Also check out BOS-SAN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Boston to San Diego 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: $93 (one-way), $159 (round-trip).

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Best Flights from Boston to San Diego Today

Take a look at the list of non stop flights and flights with layovers from Boston to San Diego with the lowest price of $93. The fastest direct flight takes 6h 5m and the fastest connecting – 7h 38m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $93 Find flight	07:45 Boston Logan	10:50 San Diego San Diego	6h 5m	Hawaiian Airlines	HA4821
from $96 Find flight	07:45 Boston Logan	10:50 San Diego San Diego	6h 5m	Alaska Airlines	AS260
from $110 Find flight	07:45 Boston Logan	10:50 San Diego San Diego	6h 5m	Hawaiian Airlines	HA4789
from $110 Find flight	08:40 Boston Logan	11:50 San Diego San Diego	6h 10m	Hawaiian Airlines	HA4820
from $114 Find flight	17:08 Boston Logan	20:19 San Diego San Diego	6h 11m	Alaska Airlines	AS389
from $99 Find flight	10:39 Boston Logan	16:10 San Diego San Diego	8h 31m layover 1h 53m - Des Moines	Allegiant Air	G4433 G42074
from $114 Find flight	17:37 Boston Logan	23:59 San Diego San Diego	9h 22m layover 0h 40m - Portland	Hawaiian Airlines	HA6255 HA6237
from $114 Find flight	06:00 Boston Logan	13:07 San Diego San Diego	10h 7m layover 1h 21m - Portland	Hawaiian Airlines	HA4818 HA6311
from $114 Find flight	09:20 Boston Logan	16:34 San Diego San Diego	10h 14m layover 1h 12m - Seattle	Hawaiian Airlines	HA4824 HA6887
from $114 Find flight	09:20 Boston Logan	19:03 San Diego San Diego	12h 43m layover 3h 42m - Seattle	Hawaiian Airlines	HA4824 HA6885
from $120 Find flight	17:37 Boston Logan	23:59 San Diego San Diego	9h 22m layover 0h 40m - Portland	Alaska Airlines	AS1319 AS1162
from $120 Find flight	07:20 Boston Logan	14:16 San Diego San Diego	9h 56m layover 0h 47m - Seattle	Alaska Airlines	AS459 AS1096
from $120 Find flight	09:20 Boston Logan	16:34 San Diego San Diego	10h 14m layover 1h 12m - Seattle	Alaska Airlines	AS537 AS1198
from $120 Find flight	09:20 Boston Logan	17:47 San Diego San Diego	11h 27m layover 2h 27m - Seattle	Alaska Airlines	AS537 AS1146
from $123 Find flight	06:00 Boston Logan	08:14+1 день San Diego San Diego	29h 14m layover 6h 38m - Atlanta 14h 13m - Las Vegas	Spirit Airlines	NK1179 NK332 NK1496
from $144 Find flight	09:32 Boston Logan	17:55+1 день San Diego San Diego	35h 23m layover 10h 24m - Nashville 16h 44m - Las Vegas	Spirit Airlines	NK1598 NK1772 NK1150

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 28, 2025

Flight Schedule Boston (Massachusetts) to San Diego (California)

Full flight schedule will help you in detecting at what time planes fly from Boston to San Diego. 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	Flight Details	Flight Duration	Price
07:45 — 10:50	07:45 — 10:50 HA4821 Hawaiian Airlines Boston — San Diego	6h 5m	Find flight from$93
07:45 — 10:50	07:45 — 10:50 AS260 Alaska Airlines Boston — San Diego	6h 5m	Find flight from$96
07:45 — 10:50	07:45 — 10:50 HA4789 Hawaiian Airlines Boston — San Diego	6h 5m	Find flight from$110
08:40 — 11:50	08:40 — 11:50 HA4820 Hawaiian Airlines Boston — San Diego	6h 10m	Find flight from$110
17:08 — 20:19	17:08 — 20:19 AS389 Alaska Airlines Boston — San Diego	6h 11m	Find flight from$114
06:00 — 13:07	06:00 — 09:09 HA4818 Hawaiian Airlines Boston — Portland 1h 21m stop 10:30 — 13:07 HA6311 Hawaiian Airlines Portland — San Diego	10h 7m including layover	Find flight from$114
08:15 — 15:08	08:15 — 11:46 UA1008 United Airlines Boston — San Francisco 1h 44m stop 14:45 — 16:23 UA1106 United Airlines San Francisco — San Diego	9h 53m including layover	Find flight from$143
09:20 — 16:34	09:00 — 12:09 HA4824 Hawaiian Airlines Boston — Seattle 1h 12m stop 13:44 — 16:30 HA6887 Hawaiian Airlines Seattle — San Diego	10h 14m including layover	Find flight from$114
09:20 — 19:03	09:20 — 12:30 HA4824 Hawaiian Airlines Boston — Seattle 3h 42m stop 16:12 — 19:03 HA6885 Hawaiian Airlines Seattle — San Diego	12h 43m including layover	Find flight from$114
10:00 — 15:44	10:00 — 13:14 UA439 United Airlines Boston — Houston 1h 6m stop 14:20 — 15:44 UA1581 United Airlines Houston — San Diego	8h 44m including layover	Find flight from$140
10:39 — 16:10	10:39 — 12:46 G4433 Allegiant Air Boston — Des Moines 1h 53m stop 14:39 — 16:10 G42074 Allegiant Air Des Moines — San Diego	8h 31m including layover	Find flight from$99
11:02 — 15:50	11:02 — 12:52 UA1314 United Airlines Boston — Chicago 38m stop 13:30 — 15:50 UA2683 United Airlines Chicago — San Diego	7h 48m including layover	Find flight from$135
11:02 — 18:20	11:02 — 12:52 UA1314 United Airlines Boston — Chicago 3h 8m stop 16:00 — 18:20 UA2417 United Airlines Chicago — San Diego	10h 18m including layover	Find flight from$141
12:40 — 19:31	12:40 — 14:01 UA475 United Airlines Boston — Newark 2h 44m stop 16:45 — 19:31 UA1826 United Airlines Newark — San Diego	9h 51m including layover	Find flight from$140
12:45 — 18:20	12:14 — 14:05 UA1732 United Airlines Boston — Chicago 1h 25m stop 16:05 — 18:27 UA2417 United Airlines Chicago — San Diego	8h 35m including layover	Find flight from$135
13:48 — 22:28	14:00 — 17:31 UA1074 United Airlines Boston — San Francisco 3h 33m stop 21:08 — 22:42 UA1074 United Airlines San Francisco — San Diego	11h 40m including layover	Find flight from$141
13:50 — 20:04	13:39 — 16:58 UA1976 United Airlines Boston — Houston 1h 38m stop 18:35 — 19:56 UA1373 United Airlines Houston — San Diego	9h 14m including layover	Find flight from$140
14:00 — 20:48	14:00 — 17:29 UA390 United Airlines Boston — San Francisco 1h 41m stop 19:10 — 20:48 UA1812 United Airlines San Francisco — San Diego	9h 48m including layover	Find flight from$143
14:40 — 20:19	14:34 — 16:18 UA721 United Airlines Boston — Washington D.C. 1h 27m stop 18:00 — 20:26 UA2054 United Airlines Washington D.C. — San Diego	8h 39m including layover	Find flight from$143
15:30 — 20:25	15:25 — 18:09 UA2297 United Airlines Boston — Denver 54m stop 19:14 — 20:38 UA540 United Airlines Denver — San Diego	7h 55m including layover	Find flight from$136
15:49 — 21:41	15:49 — 19:05 UA2060 United Airlines Boston — Houston 1h 12m stop 20:17 — 21:41 UA2638 United Airlines Houston — San Diego	8h 52m including layover	Find flight from$140
17:37 — 23:59	17:06 — 20:24 HA6255 Hawaiian Airlines Boston — Portland 40m stop 21:30 — 00:05 HA6237 Hawaiian Airlines Portland — San Diego	9h 22m including layover	Find flight from$114
18:18 — 00:13 +1 day	18:11 — 21:47 UA2400 United Airlines Boston — San Francisco 45m stop 22:35 — 00:15 UA2861 United Airlines San Francisco — San Diego	8h 55m including layover	Find flight from$143
20:23 — 07:41 +1 day	20:23 — 23:52 AS356 Alaska Airlines Boston — San Francisco 6h 8m stop 06:00 — 07:41 AS3206 Alaska Airlines San Francisco — San Diego	14h 18m including layover	Find flight from$145
20:23 — 08:52 +1 day	20:23 — 23:52 AS356 Alaska Airlines Boston — San Francisco 7h 18m stop 07:10 — 08:52 AS912 Alaska Airlines San Francisco — San Diego	15h 29m including layover	Find flight from$145
06:00 — 08:14 +1 day	06:00 — 08:57 NK1179 Spirit Airlines Boston — Atlanta 6h 38m stop 15:35 — 16:47 NK332 Spirit Airlines Atlanta — Las Vegas 14h 13m stop 07:00 — 08:14 NK1496 Spirit Airlines Las Vegas — San Diego	29h 14m including layover	Find flight from$123
16:44 — 07:13 +1 day	15:49 — 19:13 NK2127 Spirit Airlines Boston — Miami 2h 10m stop 22:08 — 00:25 NK777 Spirit Airlines Miami — Las Vegas 5h 6m stop 06:00 — 07:13 NK2502 Spirit Airlines Las Vegas — San Diego	17h 29m including layover	Find flight from$139
16:44 — 18:26 +1 day	15:49 — 19:13 NK2127 Spirit Airlines Boston — Miami 2h 10m stop 22:08 — 00:25 NK777 Spirit Airlines Miami — Las Vegas 16h 15m stop 16:43 — 18:03 NK2295 Spirit Airlines Las Vegas — San Diego	28h 42m including layover	Find flight from$139

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on June 28, 2025

Flight Information

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

Distance between Boston and San Diego is 4156 miles. Time difference between the cities is 3h. Airplanes depart 05:25 to 22:40 from 4 Boston airports and arrive 05:25 to 22:40 to 11 San Diego airports. Average flight time is 6h 5m.

The fastest flight 6h 5m
Average flight time 6h 5m
The earliest flight 05:25
The latest flight 22:40
Distance 2583 ml

The cheapest months to travel to San Diego are september (from 125 $), august (from 126 $), july (from 133 $).

The most expensive months are february (from 267 $), december (from 262 $), november (from 240 $).

What is the lowest airfare Boston to San Diego?

The cheapest plane ticket found by our users is $93. This airfare is for economy class on one-way HA4821 flight by Hawaiian Airlines for September 27, 2025 which leaves Logan in Boston at 07:45 am and arrives at San Diego San Diego at 10:50.

Economy class

$93

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Business class

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First class

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Popular Airlines on the Route

The flight Boston — San Diego is served by 7 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 37 departures per week at the price of from $ 96 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 9724.

Direct flights

There are 5 nonstop flights on the route. The fastest direct flight is HA4821 by Hawaiian Airlines takes 6h 5m and the cheapest is HA4821 by Hawaiian Airlines for $93.

AS - Alaska Airlines

from $96

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HA - Hawaiian Airlines

from $93

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Connecting Flights

There are 323 flights with layovers on the route. The fastest connecting flight is UA497 by United Airlines takes 7h 38m and the cheapest is HA4821 by Hawaiian Airlines for $99.

AS - Alaska Airlines

from $120

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SY - Sun Country Airlines

from $147

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HA - Hawaiian Airlines

from $114

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UA - United Airlines

from $135

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TP - TAP Portugal

from $1082

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G4 - Allegiant Air

from $99

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NK - Spirit Airlines

from $123

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Airports

You can fly from Boston to San Diego from 4 airports (Boston City Heliport, Boston RT128 Rail, Boston South Rail, Logan).

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

from $93
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San Diego airports

San Diego-SAN

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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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Airplanes

There are flights to San Diego from Boston by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Boston

You may also consider searching for discounted plane tickets to some other popular places from Boston within United States.

Boston — New York

from $57

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Boston — Orlando

from $67

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Boston — Chicago

from $59

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Boston — Miami

from $56

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Boston — Washington D.C.

from $64

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Boston — Denver

from $65

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Boston — Nashville

from $71

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Boston — Tampa

from $63

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Boston — Las Vegas

from $63

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Boston — Seattle

from $60

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Top International Destinations from Boston

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Boston — London

from $76

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Boston — Paris

from $76

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Boston — Toronto

from $54

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Boston — Dublin

from $54

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Boston — Aruba

from $69

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Boston — Rome

from $77

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Boston — Cancun

from $78

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Boston — Lisbon

from $66

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Boston — Montreal

from $77

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Boston — Barcelona

from $67

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How to book a plane 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.
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