Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from San Diego to Boston
The cheapest flights right now
San Diego – Boston
Outbound – Nov 3, 2026
direct
5h 39m Return – Nov 9, 2026
direct
6h 31m $259
2 days ago
San Diego – Boston
Outbound – Nov 5, 2026
direct
5h 38m Return – Nov 11, 2026
direct
6h 23m $262
yesterday
San Diego – Boston
Outbound – Nov 6, 2026
direct
5h 34m Return – Nov 11, 2026
direct
6h 23m $261
yesterday
San Diego – Boston
Outbound – Nov 6, 2026
direct
5h 34m Return – Nov 11, 2026
direct
6h 23m $260
3 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$185
Average price of a round trip
$266
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
5h51
A flight from San Diego to Boston takes on average 5h51.
Best time
December
According to user searches, the ideal month to go to Boston is December.
The best flight deals for a week
San Diego – Boston
Outbound – Nov 2, 2026
direct
5h 38m Return – Nov 9, 2026
direct
6h 31m $307
2 days ago
San Diego – Boston
Outbound – Nov 3, 2026
direct
5h 34m Return – Nov 9, 2026
direct
6h 26m $346
2 days ago
San Diego – Boston
Outbound – Nov 3, 2026
direct
5h 39m Return – Nov 9, 2026
direct
6h 31m $259
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from San Diego to Boston
Check out our tips for booking your flight to Boston (USA) from San Diego (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is August, with an average flight ticket price of $233 (calculation over the last two years). The most touristic season corresponds to the months of October, September and August.
For the cheapest flights, it is advisable to buy your ticket at least 51 days before the departure date.
The airline offering the cheapest flight tickets is Southwest Airlines. A ticket from the airline Southwest Airlines to Boston costs on average $274.
The airlines that offer the most flights are Alaska Airlines, JetBlue and Southwest Airlines.
Price of flight tickets from San Diego to Boston
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $185 to $547
- The average price of a flight ticket is about $266
- Prices are lowest for stays in the month of August
- The month in which booking a ticket is cheaper is: November
info departure city :
San Diego, USA
airports :
Lindbergh Field (SAN)
Montgomery Field (MYF)
NAS (NZY)
local time :
San Diego is a city in the country USA, the time zone is [[timezone]]. In San Diego, it is currently {fromLocalTime}, the temperature is on average 25°C, with a minimum of 22°C and a maximum of 29°C.
The city of San Diego has 3 airport(s): Lindbergh Field, Montgomery Field and NAS
destination info :
Boston, USA
airport :
Boston-Logan International Airport (BOS)
local time :
Boston is in the country USA, the time zone is [[timezone]]. In Boston, it is currently {toLocalTime}, the temperature is on average 14°C, with a minimum of 10°C and a maximum of 17°C.
The city of Boston has 1 airport(s): Boston-Logan
Useful info about Boston
What is the least touristic period to go to Boston?
If you want to visit Boston during the least touristic period, choose the month of December.
What is the most popular time to travel to Boston?
In Boston, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from San Diego to Boston?
According to our data, it is recommended to book your flight 51 days before your departure. If you book your flight ticket 8 weeks before your departure, you may find a price below average. You can also choose morning flights that are 6% cheaper than afternoon and evening flights. The cheapest day to book a flight from San Diego to Boston is Saturday.
What are the arrival and destination airports when traveling between San Diego and Boston?
When you leave, you can leave from Lindbergh Field, and you will arrive at Boston-Logan.
How to reach San Diego airport from the city centre?
The airport Lindbergh Field is located 4 km, Montgomery Field is located 10 km or NAS is located 6 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from San Diego to Boston?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between San Diego and Boston?
In summer, the average temperature is 22°C in Boston and 21°C in San Diego. The average rainfall in summer is 106 mm in Boston and 4 mm in San Diego. In summer, it is warmer in Boston and it rains less in San Diego. In winter, it is colder in San Diego and it rains more in Boston.
