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Cheap flights from San Diego to Boston from $126

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 12/3. 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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Alaska Airlines Logo
8:48 am - 5:43 pmSAN-BOS
5h 55mnonstop
Alaska Airlines Logo
4:24 pm - 8:03 pmBOS-SAN
6h 39mnonstop
$200Alaska Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1
JetBlue Logo
8:55 pm - 5:34 amSAN-BOS
5h 39mnonstop
JetBlue Logo
3:45 pm - 7:16 pmBOS-SAN
6h 31mnonstop
$206JetBlue
Find Deal
Sat, Oct 25 - Sat, Nov 1
Hawaiian Airlines Logo
8:48 am - 5:43 pmSAN-BOS
5h 55mnonstop
Hawaiian Airlines Logo
4:24 pm - 8:03 pmBOS-SAN
6h 39mnonstop
$208Hawaiian Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1
Hawaiian Airlines Logo
9:15 am - 5:52 pmSAN-BOS
5h 37mnonstop
Hawaiian Airlines Logo
4:24 pm - 8:10 pmBOS-SAN
6h 46mnonstop
$211Hawaiian Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
8:48 am - 5:43 pmSAN-BOS
5h 55mnonstop
Alaska Airlines Logo
4:24 pm - 8:03 pmBOS-SAN
6h 39mnonstop
$214Alaska Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1
JetBlue Logo
2:52 pm - 11:16 pmSAN-BOS
5h 24mnonstop
JetBlue Logo
3:45 pm - 7:16 pmBOS-SAN
6h 31mnonstop
$215JetBlue
Find Deal
Tue, Oct 28 - Wed, Nov 12
Delta Logo
10:15 pm - 6:53 amSAN-BOS
5h 38mnonstop
Delta Logo
5:25 pm - 8:58 pmBOS-SAN
6h 33mnonstop
$217Delta
Find Deal
Thu, Nov 6 - Sun, Nov 9
Delta Logo
10:20 pm - 6:50 amSAN-BOS
5h 30mnonstop
Delta Logo
5:25 pm - 8:59 pmBOS-SAN
6h 34mnonstop
$218Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13
American Airlines Logo
6:16 am - 4:49 pmSAN-BOS
7h 33m1 stop
American Airlines Logo
6:00 am - 11:49 amBOS-SAN
8h 49m1 stop
$234American Airlines
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Mon, Oct 27 - Thu, Oct 30
American Airlines Logo
10:53 am - 11:54 pmSAN-BOS
10h 01m1 stop
American Airlines Logo
6:05 am - 12:00 pmBOS-SAN
8h 55m1 stop
$237American Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 10

Alaska Airlines flights from San Diego to Boston

Our best Alaska Airlines deals on San Diego to Boston flight tickets
Alaska Airlines
Oct 25
SAN8:48 amSan Diego
5h 55m
BOS5:43 pmBoston Logan Intl
Nov 1
BOS4:24 pmBoston Logan Intl
6h 39m
SAN8:03 pmSan Diego
$200
Find similar
Alaska Airlines
Oct 25
SAN8:48 amSan Diego
5h 55m
BOS5:43 pmBoston Logan Intl
Nov 1
BOS4:24 pmBoston Logan Intl
6h 39m
SAN8:03 pmSan Diego
$214
Find similar
Alaska Airlines
Dec 4
SAN9:15 amSan Diego
5h 37m
BOS5:52 pmBoston Logan Intl
Dec 7
BOS4:24 pmBoston Logan Intl
6h 46m
SAN8:10 pmSan Diego
$225
Find similar

JetBlue flights from San Diego to Boston

Our best JetBlue deals on San Diego to Boston flight tickets
JetBlue
Oct 25
SAN8:55 pmSan Diego
5h 39m
BOS5:34 amBoston Logan Intl
Nov 1
BOS3:45 pmBoston Logan Intl
6h 31m
SAN7:16 pmSan Diego
$206
Find similar
JetBlue
Oct 28
SAN2:52 pmSan Diego
5h 24m
BOS11:16 pmBoston Logan Intl
Nov 12
BOS3:45 pmBoston Logan Intl
6h 31m
SAN7:16 pmSan Diego
$215
Find similar
JetBlue
Dec 6
SAN12:33 pmSan Diego
5h 27m
BOS9:00 pmBoston Logan Intl
Dec 11
BOS6:52 amBoston Logan Intl
6h 36m
SAN10:28 amSan Diego
$220
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 October 13, 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 10/25

8:48 am-5:43 pm

Nonstop5h 55m

Boston Logan Intl

Sat 11/1

4:24 pm-8:03 pm

Nonstop6h 39m

$200

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 10/25

8:55 pm-5:34 am

Nonstop5h 39m

Boston Logan Intl

Sat 11/1

3:45 pm-7:16 pm

Nonstop6h 31m

$206

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 10/25

8:48 am-5:43 pm

Nonstop5h 55m

Boston Logan Intl

Sat 11/1

4:24 pm-8:03 pm

Nonstop6h 39m

$208

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 12/6

9:15 am-5:52 pm

Nonstop5h 37m

Boston Logan Intl

Sat 12/13

4:24 pm-8:10 pm

Nonstop6h 46m

$211

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 10/25

8:48 am-5:43 pm

Nonstop5h 55m

Boston Logan Intl

Sat 11/1

4:24 pm-8:03 pm

Nonstop6h 39m

$214

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Tue 10/28

2:52 pm-11:16 pm

Nonstop5h 24m

Boston Logan Intl

Wed 11/12

3:45 pm-7:16 pm

Nonstop6h 31m

$215

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Thu 11/6

10:15 pm-6:53 am

Nonstop5h 38m

Boston Logan Intl

Sun 11/9

5:25 pm-8:58 pm

Nonstop6h 33m

$217

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Sat 12/6

10:20 pm-6:50 am

Nonstop5h 30m

Boston Logan Intl

Sat 12/13

5:25 pm-8:59 pm

Nonstop6h 34m

$218

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Mon 10/27

6:16 am-4:49 pm

1 stop7h 33m

Boston Logan Intl

Thu 10/30

6:00 am-11:49 am

1 stop8h 49m

$234

San DiegoBoston

SAN - BOS

SANBOS

San Diego

Thu 10/30

10:53 am-11:54 pm

1 stop10h 01m

Boston Logan Intl

Mon 11/10

6:05 am-12:00 pm

1 stop8h 55m

$237

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 $271. 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 $338. 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 $456.

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 $328. 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 $472 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 $362 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 $307 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?

No. A direct flight is the cheapest option for a flight between San Diego to Boston.

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

As of October 2025, prices for San Diego to Boston flights are approximately 17% more expensive 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

$177

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 $177. The best round-trip flight deal from San Diego to Boston found on momondo in the last 72 hours is $271.
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 near Boston: 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 24m.

  • 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 $118Free CancellationRating
6.3
8,091 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $138Free CancellationRating
7.8
2,778 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $151Free CancellationRating
7.9
7,973 reviews
Search Delta flights
JetBluePriceFrom $183Free CancellationRating
7.2
2,905 reviews
Search JetBlue flights
SouthwestPriceFrom $228Free CancellationRating
8.0
4,234 reviews
Search Southwest flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,973 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $249Free CancellationRating
8.0
11,066 reviews
Search Alaska Airlines flights

  • Southwest Flights From San Diego to Boston

    Southwest flight deals from San Diego to Boston start from $228 round-trip. Over the 3 Southwest flights for this route in a normal week, average airfare is usually $457 round-trip - but some users have found much cheaper deals with momondo.

  • Alaska Airlines Flights From San Diego to Boston

    $249 is the best Alaska Airlines flight deal from San Diego to Boston found on momondo over the last 72 hours. The average Alaska Airlines ticket price found was closer to $439, however, with flight time and availability significantly affecting the price. Alaska Airlines (8.0/10 from 11,066 user reviews) flies into Boston from San Diego 10 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
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Chatham
Sturbridge

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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