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Cheap flights from San Diego to Boston from $120

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Boston departing on 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Hawaiian Airlines Logo
8:50 am - 5:24 pm
SAN
-
BOS
5h 34mnonstop
Hawaiian Airlines Logo
5:44 pm - 9:29 pm
BOS
-
SAN
6h 45mnonstop
$215Hawaiian Airlines
Sat, Feb 14 - Fri, Feb 20
JetBlue Logo
3:15 pm - 11:38 pm
SAN
-
BOS
5h 23mnonstop
JetBlue Logo
4:00 pm - 7:28 pm
BOS
-
SAN
6h 28mnonstop
$217JetBlue
Tue, Feb 10 - Wed, Feb 18
JetBlue Logo
9:30 pm - 5:55 am
SAN
-
BOS
5h 25mnonstop
JetBlue Logo
4:40 pm - 8:20 pm
BOS
-
SAN
6h 40mnonstop
$220JetBlue
Wed, Feb 4 - Wed, Feb 11
JetBlue Logo
9:30 pm - 5:55 am
SAN
-
BOS
5h 25mnonstop
JetBlue Logo
4:44 pm - 8:20 pm
BOS
-
SAN
6h 36mnonstop
$223JetBlue
Wed, Jan 28 - Sat, Jan 31
American Airlines Logo
6:20 am - 5:03 pm
SAN
-
BOS
7h 43m1 stop
American Airlines Logo
4:50 pm - 10:26 pm
BOS
-
SAN
8h 36m1 stop
$225American Airlines
Wed, Feb 4 - Wed, Feb 11
American Airlines Logo
10:09 am - 8:32 pm
SAN
-
BOS
7h 23m1 stop
American Airlines Logo
3:50 pm - 10:26 pm
BOS
-
SAN
9h 36m1 stop
$226American Airlines
Tue, Jan 13 - Wed, Jan 21
JetBlue Logo
9:30 pm - 5:55 am
SAN
-
BOS
5h 25mnonstop
JetBlue Logo
4:40 pm - 8:20 pm
BOS
-
SAN
6h 40mnonstop
$227JetBlue
Tue, Feb 3 - Wed, Feb 11
JetBlue Logo
9:30 pm - 5:54 am
SAN
-
BOS
5h 24mnonstop
JetBlue Logo
4:00 pm - 7:28 pm
BOS
-
SAN
6h 28mnonstop
$233JetBlue
Fri, Feb 6 - Wed, Feb 18
Alaska Airlines Logo
9:10 am - 5:39 pm
SAN
-
BOS
5h 29mnonstop
Alaska Airlines Logo
7:00 am - 3:29 pm
BOS
-
SAN
11h 29m1 stop
$237Alaska Airlines
Tue, Feb 3 - Tue, Feb 10
Multiple Airlines Logo
9:37 am - 11:54 pm
SAN
-
BOS
11h 17m1 stop
Multiple Airlines Logo
4:40 pm - 8:20 pm
BOS
-
SAN
6h 40mnonstop
$241Multiple Airlines
Wed, Feb 4 - Wed, Feb 11

Hawaiian Airlines flights from San Diego to Boston

Our best Hawaiian Airlines deals on San Diego to Boston flight tickets
Hawaiian Airlines
Feb 14
SAN8:50 amSan Diego
5h 34m
BOS5:24 pmBoston Logan Intl
Feb 20
BOS5:44 pmBoston Logan Intl
6h 45m
SAN9:29 pmSan Diego
$215
Find similar
Hawaiian Airlines
Dec 25
SAN6:13 pmSan Diego
8h 57m
1 stop
BOS6:10 amBoston Logan Intl
Jan 4
BOS6:30 amBoston Logan Intl
6h 30m
SAN10:00 amSan Diego
$572
Find similar
Hawaiian Airlines
Dec 25
SAN9:35 amSan Diego
5h 48m
BOS6:23 pmBoston Logan Intl
Jan 2
BOS6:30 amBoston Logan Intl
6h 30m
SAN10:00 amSan Diego
$590
Find similar

JetBlue flights from San Diego to Boston

Our best JetBlue deals on San Diego to Boston flight tickets
JetBlue
Feb 10
SAN3:15 pmSan Diego
5h 23m
BOS11:38 pmBoston Logan Intl
Feb 18
BOS4:00 pmBoston Logan Intl
6h 28m
SAN7:28 pmSan Diego
$217
Find similar
JetBlue
Feb 4
SAN9:30 pmSan Diego
5h 25m
BOS5:55 amBoston Logan Intl
Feb 11
BOS4:40 pmBoston Logan Intl
6h 40m
SAN8:20 pmSan Diego
$220
Find similar
JetBlue
Jan 28
SAN9:30 pmSan Diego
5h 25m
BOS5:55 amBoston Logan Intl
Jan 31
BOS4:44 pmBoston Logan Intl
6h 36m
SAN8:20 pmSan Diego
$223
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from San Diego to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 2/14

8:50 am-5:24 pm

Nonstop5h 34m

Boston Logan Intl

Fri 2/20

5:44 pm-9:29 pm

Nonstop6h 45m

$215

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 2/10

3:15 pm-11:38 pm

Nonstop5h 23m

Boston Logan Intl

Wed 2/18

4:00 pm-7:28 pm

Nonstop6h 28m

$217

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 2/4

9:30 pm-5:55 am

Nonstop5h 25m

Boston Logan Intl

Wed 2/11

4:40 pm-8:20 pm

Nonstop6h 40m

$220

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 1/28

9:30 pm-5:55 am

Nonstop5h 25m

Boston Logan Intl

Sat 1/31

4:44 pm-8:20 pm

Nonstop6h 36m

$223

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 2/4

6:20 am-5:03 pm

1 stop7h 43m

Boston Logan Intl

Wed 2/11

4:50 pm-10:26 pm

1 stop8h 36m

$225

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 1/13

10:09 am-8:32 pm

1 stop7h 23m

Boston Logan Intl

Wed 1/21

3:50 pm-10:26 pm

1 stop9h 36m

$226

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 2/3

9:30 pm-5:55 am

Nonstop5h 25m

Boston Logan Intl

Wed 2/11

4:40 pm-8:20 pm

Nonstop6h 40m

$227

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Fri 2/6

9:30 pm-5:54 am

Nonstop5h 24m

Boston Logan Intl

Wed 2/18

4:00 pm-7:28 pm

Nonstop6h 28m

$233

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 2/3

9:10 am-5:39 pm

Nonstop5h 29m

Boston Logan Intl

Tue 2/10

7:00 am-3:29 pm

1 stop11h 29m

$237

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Wed 2/4

9:37 am-11:54 pm

1 stop11h 17m

Boston Logan Intl

Wed 2/11

4:40 pm-8:20 pm

Nonstop6h 40m

$241

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from San Diego to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

In general, January is the cheapest month to fly from San Diego to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $269. If you aren’t able to travel during the month of January, then book flights to Boston from San Diego during May instead. Flights to Boston in May, while not as cheap as those in January, still average around $317.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from San Diego to Boston is on a Wednesday when prices can be found for as low as $335. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $459.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from San Diego to Boston in the evening for as low as $326. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $466 per ticket.

What is the cheapest San Diego to Boston Logan Intl flight route?

Fly from San Diego to Boston Logan Intl for the best San Diego - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $357 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Diego for as low as $305 on momondo.

What cabin class options are available on San Diego to Boston Logan Intl flights?

There are 4 cabin classes available to choose from on San Diego to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Boston flights?

You could potentially save up to 3% on your flight if you consider stops on a San Diego to Boston flight.

How have San Diego to Boston flight prices changed over time?

As of December 2025, prices for San Diego to Boston flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Boston (SAN to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Boston

Best Price Found

$189

Fastest flight time

5h 13m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from San Diego in the past 72 hours is $189. The best round-trip flight deal from San Diego to Boston found on momondo in the last 72 hours is $287.
The fastest flight from San Diego to Boston takes 5h 13m
Direct flights go from San Diego to Boston every day.
There is 1 airport in Boston. From San Diego there are direct flights to Boston Logan Intl (BOS).
Search flight deals

  • How far is San Diego to Boston Logan Intl by plane?

    The distance between San Diego and Boston Logan Intl is about 2576.8 mi. A reasonable flight in good conditions will take 5h 13m.

  • When did momondo last update prices for flights from San Diego Airport to Boston Logan Intl Airport?

    Prices for flights from San Diego Airport to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from San Diego Airport to Boston Logan Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Diego to Boston?

  • What is the most popular airline from San Diego to Boston?

Best airlines flying from San Diego to Boston

Compare and see reviews for airlines that fly from San Diego to Boston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $130Free CancellationRating
6.3
8,197 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $138Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $142Free CancellationRating
7.9
8,014 reviews
Search Delta flights
JetBluePriceFrom $178Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
SouthwestPriceFrom $228Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
American AirlinesPriceFrom $239Free CancellationRating
7.2
11,055 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $242Free CancellationRating
8.0
11,508 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From San Diego to Boston

    Alaska Airlines flight deals from San Diego to Boston start from $242 round-trip. Over the 10 Alaska Airlines flights for this route in a normal week, average airfare is usually $435 round-trip - but some users have found much cheaper deals with momondo.

  • Delta Flights From San Diego to Boston

    $142 is the best Delta flight deal from San Diego to Boston found on momondo over the last 72 hours. The average Delta ticket price found was closer to $338, however, with flight time and availability significantly affecting the price. Delta (7.9/10 from 8,014 user reviews) flies into Boston from San Diego 7 times in an average week so prices can vary.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Warwick

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Boston?

Finding the right flight to Boston from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boston quick and easy, saving you time and money.

Can I find flights from San Diego to Boston with flexible booking policies on momondo?

All flight searches from San Diego to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Diego to Boston?

Once all potential San Diego to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Diego to Boston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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