Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to San Diego from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to San Diego departing on 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Boston to San Diego

Cheap round-trip flights

These are some of the best round-trip flight deals from Boston to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boston to San Diego.

Cheap last minute flights

Planning a quick getaway from Boston to San Diego? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Diego, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Boston to San Diego

Find recent round-trip train or bus tickets from Boston to San Diego.

All round-trip flight deals to San Diego

The cheapest plane tickets to San Diego found on KAYAK recently.
6:01 pm - 9:15 amBOS-SAN
18h 14m2 stops
5:58 pm - 2:56 pmSAN-BOS
17h 58m2 stops
$211Spirit Airlines
Find Deal
Tue, Dec 10 - Thu, Dec 12
5:24 pm - 9:11 pmBOS-SAN
6h 47mnonstop
8:20 am - 4:55 pmSAN-BOS
5h 35mnonstop
$217Alaska Airlines
Find Deal
Tue, Jan 7 - Wed, Jan 15
5:20 pm - 8:59 pmBOS-SAN
6h 39mnonstop
10:05 pm - 6:23 amSAN-BOS
5h 18mnonstop
$219Delta
Find Deal
Sat, Jan 11 - Sat, Jan 18
5:20 pm - 8:59 pmBOS-SAN
6h 39mnonstop
10:05 pm - 6:23 amSAN-BOS
5h 18mnonstop
$220Delta
Find Deal
Sat, Jan 11 - Sat, Jan 18
3:45 pm - 7:18 pmBOS-SAN
6h 33mnonstop
9:00 pm - 8:47 amSAN-BOS
8h 47m1 stop
$226JetBlue
Find Deal
Tue, Jan 14 - Tue, Jan 21
1:10 pm - 7:45 pmBOS-SAN
9h 35m1 stop
2:15 pm - 10:33 pmSAN-BOS
5h 18mnonstop
$228JetBlue
Find Deal
Sat, Jan 11 - Sat, Jan 18
3:14 pm - 10:30 pmBOS-SAN
10h 16m1 stop
7:00 am - 5:23 pmSAN-BOS
7h 23m1 stop
$232United Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
5:45 am - 11:03 amBOS-SAN
8h 18m1 stop
8:15 am - 9:36 pmSAN-BOS
10h 21m2 stops
$241United Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
5:30 pm - 11:40 pmBOS-SAN
9h 10m1 stop
9:55 pm - 11:02 amSAN-BOS
10h 07m1 stop
$286American Airlines
Find Deal
Mon, Jan 6 - Sat, Jan 11
6:48 am - 11:49 amBOS-SAN
8h 01m1 stop
10:39 pm - 11:26 amSAN-BOS
9h 47m1 stop
$301American Airlines
Find Deal
Wed, Jan 1 - Mon, Jan 6
11:55 am - 5:56 pmBOS-SAN
9h 01m1 stop
$67Frontier
Find Deal
Mon, Jan 6
11:55 am - 5:56 pmBOS-SAN
9h 01m1 stop
$83Frontier
Find Deal
Mon, Jan 6
4:05 pm - 7:38 pmBOS-SAN
6h 33mnonstop
$109JetBlue
Find Deal
Tue, Feb 25
4:30 pm - 8:17 pmBOS-SAN
6h 47mnonstop
$129Alaska Airlines
Find Deal
Fri, Jan 31
5:01 am - 10:11 amBOS-SAN
8h 10m1 stop
$138JetBlue
Find Deal
Sun, Jan 19
1:41 pm - 7:17 pmBOS-SAN
8h 36m1 stop
$153American Airlines
Find Deal
Thu, Mar 6
5:10 pm - 8:49 pmBOS-SAN
6h 39mnonstop
$159Delta
Find Deal
Sat, Feb 22
7:00 am - 8:19 pmBOS-SAN
16h 19m2 stops
$161Alaska Airlines
Find Deal
Tue, Feb 25
6:48 am - 11:49 amBOS-SAN
8h 01m1 stop
$163American Airlines
Find Deal
Wed, Jan 1
5:24 pm - 8:59 pmBOS-SAN
6h 35mnonstop
$189Delta
Find Deal
Wed, Dec 11
11:35 am - 5:23 pmBOS-SAN
8h 48m1 stop
5:58 pm - 2:56 pmSAN-BOS
17h 58m2 stops
Thu, Nov 28 - Thu, Dec 5
4:40 pm - 6:40 amBOS-SAN
17h 00m2 stops
5:58 pm - 2:56 pmSAN-BOS
17h 58m2 stops
$392Spirit Airlines
Find Deal
Thu, Nov 28 - Thu, Dec 5
5:20 pm - 8:51 pmBOS-SAN
6h 31mnonstop
10:15 pm - 6:46 amSAN-BOS
5h 31mnonstop
$560Delta
Find Deal
Sat, Nov 30 - Wed, Dec 4
6:00 am - 12:04 pmBOS-SAN
9h 04m1 stop
12:45 pm - 9:12 pmSAN-BOS
5h 27mnonstop
$569JetBlue
Find Deal
Sat, Nov 30 - Wed, Dec 4
5:45 am - 1:04 pmBOS-SAN
10h 19m1 stop
10:09 pm - 6:40 amSAN-BOS
5h 31mnonstop
$570Delta
Find Deal
Mon, Dec 2 - Thu, Dec 5
11:12 am - 7:25 pmBOS-SAN
11h 13m1 stop
6:35 am - 5:23 pmSAN-BOS
7h 48m1 stop
$579American Airlines
Find Deal
Mon, Dec 2 - Fri, Dec 6
4:34 pm - 10:47 pmBOS-SAN
9h 13m1 stop
8:49 pm - 7:25 amSAN-BOS
7h 36m1 stop
$600United Airlines
Find Deal
Mon, Dec 2 - Wed, Dec 4
5:01 am - 12:48 pmBOS-SAN
10h 47m1 stop
11:00 am - 11:18 pmSAN-BOS
9h 18m1 stop
$606JetBlue
Find Deal
Sat, Nov 30 - Wed, Dec 4
1:14 pm - 7:25 pmBOS-SAN
9h 11m1 stop
10:12 am - 8:19 pmSAN-BOS
7h 07m1 stop
$629American Airlines
Find Deal
Sun, Dec 1 - Sun, Dec 8
1:30 pm - 9:32 pmBOS-SAN
11h 02m1 stop
6:15 am - 7:38 pmSAN-BOS
10h 23m1 stop
$679United Airlines
Find Deal
Mon, Dec 2 - Fri, Dec 6
5:20 pm - 8:59 pmBOS-SAN
6h 39mnonstop
10:05 pm - 6:23 amSAN-BOS
5h 18mnonstop
$217Delta
Find Deal
Tue, Jan 7 - Sat, Jan 11
5:20 pm - 8:59 pmBOS-SAN
6h 39mnonstop
10:05 pm - 6:23 amSAN-BOS
5h 18mnonstop
$219Delta
Find Deal
Sat, Jan 11 - Sat, Jan 18
5:20 pm - 8:59 pmBOS-SAN
6h 39mnonstop
10:05 pm - 6:23 amSAN-BOS
5h 18mnonstop
$220Delta
Find Deal
Sat, Jan 11 - Sat, Jan 18
5:20 pm - 8:59 pmBOS-SAN
6h 39mnonstop
10:05 pm - 6:23 amSAN-BOS
5h 18mnonstop
$237Delta
Find Deal
Tue, Jan 7 - Thu, Jan 9
3:45 pm - 7:18 pmBOS-SAN
6h 33mnonstop
8:30 pm - 4:54 amSAN-BOS
5h 24mnonstop
$257JetBlue
Find Deal
Thu, Jan 9 - Mon, Jan 13
4:30 pm - 8:17 pmBOS-SAN
6h 47mnonstop
8:20 am - 4:55 pmSAN-BOS
5h 35mnonstop
$267Alaska Airlines
Find Deal
Mon, Jan 6 - Wed, Jan 8
8:30 am - 12:00 pmBOS-SAN
6h 30mnonstop
8:30 pm - 4:54 amSAN-BOS
5h 24mnonstop
$272JetBlue
Find Deal
Tue, Jan 7 - Tue, Jan 7
4:13 pm - 7:55 pmBOS-SAN
6h 42mnonstop
9:01 am - 5:41 pmSAN-BOS
5h 40mnonstop
$342Alaska Airlines
Find Deal
Tue, Dec 10 - Tue, Dec 17
4:13 pm - 7:55 pmBOS-SAN
6h 42mnonstop
9:01 am - 5:41 pmSAN-BOS
5h 40mnonstop
$442American Airlines
Find Deal
Tue, Dec 10 - Tue, Dec 17
4:49 pm - 8:36 pmBOS-SAN
6h 47mnonstop
10:11 am - 6:59 pmSAN-BOS
5h 48mnonstop
$820American Airlines
Find Deal
Fri, Apr 18 - Sun, Apr 20

Delta flights from Boston to San Diego

Our best Delta deals on Boston to San Diego flight tickets
Delta
Jan 11
BOS5:20 pmBoston Logan Intl
6h 39m
SAN8:59 pmSan Diego
Jan 18
SAN10:05 pmSan Diego
5h 18m
BOS6:23 amBoston Logan Intl
Delta
Jan 11
BOS5:20 pmBoston Logan Intl
6h 39m
SAN8:59 pmSan Diego
Jan 18
SAN10:05 pmSan Diego
5h 18m
BOS6:23 amBoston Logan Intl
Delta
Jan 7
BOS5:20 pmBoston Logan Intl
6h 39m
SAN8:59 pmSan Diego
Jan 9
SAN10:05 pmSan Diego
5h 18m
BOS6:23 amBoston Logan Intl

American Airlines flights from Boston to San Diego

Our best American Airlines deals on Boston to San Diego flight tickets
American Airlines
Jan 6
BOS5:30 pmBoston Logan Intl
9h 10m
1 stop
SAN11:40 pmSan Diego
Jan 11
SAN9:55 pmSan Diego
10h 07m
1 stop
BOS11:02 amBoston Logan Intl
American Airlines
Jan 1
BOS6:48 amBoston Logan Intl
8h 01m
1 stop
SAN11:49 amSan Diego
Jan 6
SAN10:39 pmSan Diego
9h 47m
1 stop
BOS11:26 amBoston Logan Intl
American Airlines
Jan 6
BOS5:30 pmBoston Logan Intl
9h 10m
1 stop
SAN11:40 pmSan Diego
Jan 10
SAN12:50 pmSan Diego
7h 43m
1 stop
BOS11:33 pmBoston Logan Intl

See travel insights to San Diego from

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

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 typical price of a round-trip flight between Boston and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Boston during the month May is also very affordable. Most momondo users find prices during this month for around $350.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Boston to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $348. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $446. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $186. Flights in the morning are often more expensive with an average ticket price of $410.

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

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

How far in advance should I book a flight to San Diego?

Most flyers found that booking tickets 53 days in advance of their planned departure date is the best time to get cheap flights to San Diego. During this timeframe, flight prices are around $389. However, in the past 72 hours, people saw flights from Boston for as low as $302.

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

There are 4 cabin classes available to choose from on Boston Logan Intl to San Diego 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 Boston to San Diego flights?

You could potentially save up to 38% on your flight if you consider stops on a Boston to San Diego flight.

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

As of November 2024, prices for Boston to San Diego flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from Boston to San Diego

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

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

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

Best Price Found

$67

Fastest flight time

6h 30m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Boston in the past 72 hours is $67. The best round-trip flight deal from Boston to San Diego found on momondo in the last 72 hours is $211.
The fastest flight from Boston to San Diego takes 6h 30m
Direct flights go from Boston to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

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

    A flight from Boston Logan Intl to San Diego will travel around 2576.8 mi. In terms of flight time, this usually takes a little over 6h 30m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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


Best airlines flying from Boston to San Diego

Compare and see reviews for airlines that fly from Boston to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $46Free CancellationRating
6.1
3,523 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $115Free CancellationRating
6.3
8,172 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $165Free CancellationRating
8.0
9,481 reviews
Search Alaska Airlines flights
DeltaPriceFrom $165Free CancellationRating
8.0
8,730 reviews
Search Delta flights
Sun Country AirPriceFrom $166Free CancellationRating
7.0
413 reviews
Search Sun Country Air flights
JetBluePriceFrom $183Free CancellationRating
7.4
3,362 reviews
Search JetBlue flights
American AirlinesPriceFrom $194Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $247Free CancellationRating
7.4
9,146 reviews
Search United Airlines flights
SouthwestPriceFrom $295Free CancellationRating
8.1
4,979 reviews
Search Southwest flights
  • Alaska Airlines Flights From Boston to San Diego

    Across 5 Alaska Airlines flights from Boston to San Diego this week, the average price was $422, with the best Alaska Airlines deals starting from $165 round-trip. 9,481 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Delta Flights From Boston to San Diego

    $165 is the best Delta flight deal from Boston to San Diego found on momondo over the last 72 hours. The average Delta ticket price found was closer to $393, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 8,730 user reviews) flies into San Diego from Boston 5 times in an average week so prices can vary.


Why use momondo?

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

It is quick and easy to find Boston to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

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

momondo does allow users to show only those flights to San Diego from Boston which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to San Diego from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Boston to San Diego 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 San Diego 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 12/2
Mon 12/9
Email me momondo's favorite deals

Find better results for your trip to the United States