Cheap flights from San Diego to Boston (SAN - BOS)

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The best prices from San Diego to Boston are usually found in August or January, booked 0 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

How to find the cheapest flight from
San Diego (SAN) to Boston (BOS)

SAN - BOS
Price
$239 - $413
BOS
Temperature
39.2 - 84.2 °F
BOS
Rainfall
2.8 - 3.9 inches

Popular in

December

High demand for flights, 29% potential price rise

Cheapest in

August

Best time to find cheap flights, 18% potential price drop

Round-trip from

$239

From San Diego to Boston

One-way from

$78

One-way flight from San Diego to Boston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Diego to Boston?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Travelers have found it’s best to book a flight 20 days in advance to save up to 25% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 20 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Diego to Boston 1-2 weeks in advance for as low as $185, or $243 for flights within the next 24 hours.

What is the cheapest month to fly from San Diego to Boston?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Boston. Flights to Boston from San Diego in August are about $206 on average during August, but can be found for as low as $50.

When is the cheapest time to fly from San Diego to Boston (SAN - BOS)?

One of the essential ways to save on airfare from San Diego to Boston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 49% on airfare.

Cheap flights from San Diego to Boston in March, April 2021

14 Apr - 21 Apr
$70pp
SAN
San Diego
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SAN
San Diego
26 Apr - 29 Apr
$72pp
SAN
San Diego
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SAN
San Diego
14 Apr - 21 Apr
$79pp
SAN
San Diego
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
   
2 STOPS
SAN
San Diego

San Diego to Boston 2021 flight deals

14 Apr - 21 Apr
$70pp
SAN
San Diego
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SAN
San Diego
26 Apr - 29 Apr
$72pp
SAN
San Diego
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SAN
San Diego
18 May - 25 May
$78pp
SAN
San Diego
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SAN
San Diego

Non-stop flights to Boston from San Diego

22 Mar - 31 Mar
$240pp
SAN
San Diego
Alaska Airlines
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Alaska Airlines
Non-Stop
SAN
San Diego
24 Mar - 29 Mar
$260pp
SAN
San Diego
Multiple Airlines
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAN
San Diego
26 Mar - 28 Mar
$261pp
SAN
San Diego
Multiple Airlines
Non-Stop
BOS
Boston Logan Intl
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAN
San Diego

Last minute flights from San Diego to Boston

9 Mar - 22 Mar
$156pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
SAN
San Diego
9 Mar - 22 Mar
$197pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAN
San Diego
11 Mar - 16 Mar
$199pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
   
2 STOPS
SAN
San Diego

One-way flights to Boston from San Diego

6:20 pm - 5:18 am
Frontier
1 Stop
31h 58m
SAN - BOS
Frontier
$78
Kiwi.com
11:39 am - 2:45 pm
Spirit Airlines
1 Stop
24h 06m
SAN - BOS
Spirit Airlines
$80
Kiwi.com
7:20 am - 3:20 am
Multiple Airlines
3 Stops
41h 00m
SAN - BOS
Multiple Airlines
$81
Gotogate

Related info for your journey

Flight FAQs

From San Diego to Boston

Are flight prices decreasing from San Diego to Boston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Diego and Boston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Diego to Boston Logan Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Some of the new policies that have been implemented to accommodate travelers flying from San Diego to Boston Logan Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from San Diego to Boston Logan Intl have flexible cancellations due to COVID-19?

JetBlue, American Airlines, and Alaska Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from San Diego to Boston for under $100 on Cheapflights?

Yes, there are multiple flights from San Diego to Boston for under $100. The cheapest flight booked recently is on Spirit Airlines for just $70, but on average you can expect to pay $88.

Are there nonstop flights from San Diego to Boston for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from San Diego to Boston under $300. A good price for a nonstop flight from San Diego to Boston is less than $295.

Are there last-minute flights available from San Diego to Boston for under $200?

There are currently 20+ open flights from San Diego to Boston within the next 7 days for less than $200.

What days are nonstop flights available from San Diego to Boston?

Nonstop flights are available for this route on the following days: Wednesday, Friday.

How popular is this flight route?

The San Diego to Boston Logan Intl flight path was viewed by 216 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from San Diego to Boston on average per day?

3 flight departures from San Diego to Boston Logan Intl per day on average.
Afternoon (Noon - 6pm) - 100% of flight departures

Does it rain more in San Diego or Boston?

San Diego will have less rainfall in 2 compared to Boston over the next 11 days.

Is San Diego weather warmer or cooler than Boston?

Expect the weather to be around 84 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Boston is generally hotter than in San Diego.

How long is the flight from San Diego to Boston?

Departing from San Diego to Boston will take you 7h 26m. San Diego and Boston are separated by a distance of 2596 mi.

What is the cheapest airline to fly from San Diego to Boston round-trip?

Cheapflights users have booked flights from San Diego to Boston round-trip from $70. Spirit Airlines is 76% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from San Diego to Boston one-way?

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $32. Spirit Airlines is not the only option available. At the moment, Frontier is another option, for $41.

Alternative routes for San Diego to Boston

Destination information for Boston

Average temperature for March in Boston
48.2 °F
Avg rainfall for March in Boston
3.9 ″

Airports servicing San Diego

Airports servicing Boston

Top 8 airlines flying from San Diego to Boston

Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$85 $216 No cancel fee 65%
Frontier
$117 $218 No cancel fee 62%
United Airlines
$127 $242 No cancel fee 69%
Sun Country Air
$126 $246 No cancel fee 83%
Delta
$132 $271 No cancel fee N/A
American Airlines
$127 $286 No cancel fee 71%
Alaska Airlines
$143 $387 No cancel fee 75%
JetBlue
$170 $428 No cancel fee 62%

Hourly flight availability from San Diego to Boston

Afternoon Noon to 6 PM 100% of SAN to BOS departures
Early morning Midnight to 6 AM 0% of SAN to BOS departures
Morning 6 AM to noon 0% of SAN to BOS departures
Evening 6 PM to midnight 0% of SAN to BOS departures
Midnight
6 AM
Noon
6 PM
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