$126 Cheap United flights from San Diego to Boston (SAN to BOS)

Find The Best Day To Fly from San Diego to Boston

Amazing United SAN to BOS Flight Deals

The cheapest flights to Logan Intl. found within the past 7 days were $246 round trip and $126 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Aug 27 - Tue, Sep 2
SAN
San Diego
BOS
Boston
$246 Roundtrip, found 4 hours ago
$246
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Aug 27 from San Diego to Boston, returning Tue, Sep 2, priced at $246 found 4 hours ago
Tue, Aug 26 - Wed, Aug 27
SAN
San Diego
BOS
Boston
$252 Roundtrip, found 20 hours ago
$252
Roundtrip
found 20 hours ago
Select United flight, departing Tue, Aug 26 from San Diego to Boston, returning Wed, Aug 27, priced at $252 found 20 hours ago
Sat, Sep 6 - Sat, Sep 20
SAN
San Diego
BOS
Boston
$256 Roundtrip, found 20 hours ago
$256
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Sep 6 from San Diego to Boston, returning Sat, Sep 20, priced at $256 found 20 hours ago

BOS From SAN Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Omni Parker House

Omni Parker House

4 out of 5
Save 100% on your flight
per person
Sep 26 - Sep 29
found 5 hours ago
Roundtrip flight included
San Diego (SAN) to Boston (BOS)
Raffles Boston

Raffles Boston

5 out of 5
Save 100% on your flight
per person
Aug 8 - Aug 11
found 18 hours ago
Roundtrip non-stop flight included
San Diego (SAN) to Boston (BOS)
Boston Harbor Hotel

Boston Harbor Hotel

5 out of 5
Save 100% on your flight
per person
Sep 26 - Sep 29
found 5 hours ago
Roundtrip flight included
San Diego (SAN) to Boston (BOS)
Don't see what you're looking for?
See all available trips from San Diego Intl. to Logan Intl.
View all trips

Frequently asked questions

Can I catch a flight from San Diego Intl. Airport (SAN) to Logan Intl. Airport right now?
For any present Logan Intl. Airport (BOS) travel advice and quarantine requirements, visit the Covid-19 Travel Advisor. Check before you arrange your flight, so you don't get caught up en route.
What terminal is United Airlines at SAN?
If you're flying with United Airlines from SAN to Logan Intl. Airport, you might be able to find out the terminal information when you're issued with your boarding pass. If not, get in touch with your airline.
Are there United Airlines non-stop flights from SAN to BOS?
There aren't any nonstop flights with United Airlines from San Diego Intl. Airport (SAN) to Logan Intl. Airport (BOS). But think of it this way --- you can use this time to go for a stroll and stretch out those legs before jumping on your connecting flight.
How long is a United Airlines flight from SAN to BOS?
Enjoy some in-flight shut-eye and start your vacation relaxed and refreshed. You'll have ample time to do so when traveling with United Airlines between SAN and BOS, with the flight taking around 6 hours and 42 minutes.
How many direct and indirect flights does United Airlines fly from SAN to BOS?
You can choose from approximately 3 flights each day with United Airlines from San Diego Airport to Logan Intl. Airport (BOS).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Logan Intl. Airport (BOS), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from San Diego SAN to Boston BOS 

To find the best deals on flights to San Diego from Boston with United, just enter your travel dates, filter by United, and hit search. You’ll find 1 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from San Diego SAN to Boston BOS with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $246 to $256, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from San Diego SAN to Boston BOS 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from San Diego to Boston costs from $126. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Boston BOS from  San Diego SAN with United 

To find a cheap United flight from San Diego SAN to Boston BOS, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from San Diego SAN to Boston BOS 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as August, or if you book a flight with a stopover. 

 

Find nonstop flights from San Diego SAN to Boston BOS with United 

If you’re keen to be on Boston soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 8 hour(s) 15 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from San Diego SAN to Boston BOS 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Boston BOS from  San Diego SAN with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Boston

Hilton Boston Logan Airport
Hilton Boston Logan Airport
4 out of 5
One Hotel Drive, Boston, MA
This hotel features a restaurant, an indoor pool, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, express check-in, and ...
8.8/10 Excellent! (3,412 reviews)
"Everything was on point! Comfy beds, clean spaces, friendly staff, great location, convenient shuttles."

Reviewed on Jul 13, 2025

Hilton Boston Logan Airport
Hyatt Regency Boston Harbor
Hyatt Regency Boston Harbor
4 out of 5
101 Harborside Drive, Boston, MA
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Guests will appreciate perks like free WiFi and a free airport shuttle. Valet parking, a 24-hour ...
9/10 Wonderful! (1,519 reviews)
"I loved the view of the harbor from my room as well as the restaurant and the overall service. I The hotel was located close to Logan Airport and car rental services. The staff was friendly and helpful."

Reviewed on Jul 13, 2025

Hyatt Regency Boston Harbor
Omni Boston Hotel at the Seaport
Omni Boston Hotel at the Seaport
4 out of 5
450 Summer Street, Boston, MA
A full-service spa, 4 restaurants, and an outdoor pool are all featured at this smoke-free hotel. Relax with a drink at one of the 2 bars/lounges and get perks ...
9/10 Wonderful! (3,680 reviews)
"Great customer service , great restaurant Coquette , staff was very helpful and friendly. Would stay there again."

Reviewed on Jul 14, 2025

Omni Boston Hotel at the Seaport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.