How long does a flight from Boston to San Diego take?

Direct flights take on average 5h 55m to travel the 2,581 miles between Boston and San Diego.

How many flights are there between Boston and San Diego per day?

Each day, there are between 4 and 6 direct flights that take off from Boston and land in San Diego, with an average flight time of 6h 09m. The most common departure time is 07:00 and most flights take off in the morning. Each week, there are 38 flights. The most frequent day of departure is Monday, when 16% of all weekly flights depart. The fewest flights depart on a Saturday.

What is the cheapest flight from Boston to San Diego?

In the last 5 days, the lowest price for a flight from Boston to San Diego was £96 for a one-way ticket and £190 for a return.

Which airlines fly most frequently between Boston and San Diego?

Boston and San Diego are connected by different airlines. The airlines that fly that route the most regularly are JetBlue (13 flights per week), Alaska Airlines (11 flights per week), and Southwest (7 flights per week).

What’s the earliest departure time from Boston to San Diego?

Early birds can take the earliest flight from Boston at 07:00 and will be landing in San Diego at 10:09.

What’s the latest departure time from Boston to San Diego?

If you prefer to fly at night, the latest flight from Boston to San Diego jets off at 18:17 and lands at 21:30.

Which airlines offer Wi-Fi service onboard planes from Boston to San Diego?

JetBlue, Alaska Airlines, Delta, Hawaiian Airlines, and American Airlines offer inflight Wi-Fi service on the Boston to San Diego flight route.

Which aircraft models fly most regularly from Boston to San Diego?

The Airbus A318/A319/A320/A321 is the aircraft model that flies most regularly on the Boston to San Diego flight route.

On which days can I fly direct from Boston to San Diego?

There are direct flights from Boston to San Diego on a daily basis.

How does KAYAK find such low prices on flights from Boston to San Diego?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to San Diego.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to San Diego?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Boston is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Boston to San Diego?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to San Diego with an airline and back to Boston with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to San Diego?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

How often are flights from Boston to San Diego delayed?

Weekly flights between Boston and San Diego historically see delays in approximately 18% of cases , with the average delay over the past year being 158 minutes.

Which airline has the best punctuality record on Boston to San Diego flights?

Based on our data, JetBlue have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

What day of the week experiences the fewest flight delays on this route?

Statistically, Monday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

What is the most punctual flight time for Boston to San Diego flights?

Typically, flights leaving in the morning tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

Which cabin class options are there for flights between Boston and San Diego?

There are 2 cabin class options for the route. These are Economy and Prem Economy . Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Which airlines provide the cheapest flights from Boston to San Diego?

In the past 5 days, the cheapest return tickets from Boston to San Diego were found on Southwest (£190) and JetBlue (£193).

£96 CHEAP FLIGHTS from Boston to San Diego (BOS - SAN)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest return fare

£190

Typical prices: £222-£397

Southwest

Tue 9/2Sat 13/2

BOS - SAN • 1 stop

Cheapest direct flights

£190

Typical prices: £186-£306

Delta

Wed 6/1Tue 19/1

BOS - SAN • Direct

Advice from real travellers

AI-powered summary based on content written by KAYAK users. AI can make mistakes.

On Alaska, bring your own entertainment; T-Mobile users get free internet.

At San Diego, expect long shuttle lines for the car rental complex.

User tips

Direct flights

Every day

You can fly direct with Alaska Airlines, Delta, and others. Average duration is 6h 09m

Direct flights

Avoid delays

JetBlue

Most punctual • 85% on-time

Morning flights

Best time • Fewest delays

Insights

When to book

3 weeks

in advance

Our data shows that travellers who book at least 3 weeks in advance save around 43% compared to booking last minute.

Insights

When to travel

January

Cheapest • 15% price drop

December

Most popular

Good to know

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to San Diego!

Flight Deals

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

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Direct

Recent return flight deals from Boston to San Diego

Tue, 9 Feb - Sat, 13 Feb

07:10 - 12:40BOS Boston Logan Intl-SAN San Diego

8h 30m1 stop Chicago Midway

06:35 - 16:20SAN San Diego-BOS Boston Logan Intl

6h 45m1 stop Chicago Midway

£190Southwest

Wed, 6 Jan - Tue, 19 Jan

16:55 - 22:20BOS Boston Logan Intl-SAN San Diego

8h 25m1 stop Chicago Midway

07:05 - 17:55SAN San Diego-BOS Boston Logan Intl

7h 50m1 stop Nashville Intl

£190Southwest

Sat, 24 Oct - Sat, 31 Oct

09:40 - 17:25BOS Boston Logan Intl-SAN San Diego

10h 45m1 stop Chicago Midway

06:35 - 17:05SAN San Diego-BOS Boston Logan Intl

7h 30m1 stop Denver Intl

£190Southwest

Sat, 14 Nov - Sat, 21 Nov

13:00 - 20:22BOS Boston Logan Intl-SAN San Diego

10h 22m1 stop New York John F Kennedy Intl

20:55 - 05:25SAN San Diego-BOS Boston Logan Intl

5h 30mdirect

£190JetBlue

Tue, 27 Oct - Tue, 3 Nov

13:00 - 20:25BOS Boston Logan Intl-SAN San Diego

10h 25m1 stop New York John F Kennedy Intl

11:40 - 23:49SAN San Diego-BOS Boston Logan Intl

9h 09m1 stop New York John F Kennedy Intl

£190JetBlue

Wed, 6 Jan - Tue, 19 Jan

17:15 - 20:48BOS Boston Logan Intl-SAN San Diego

6h 33mdirect

22:00 - 06:38SAN San Diego-BOS Boston Logan Intl

5h 38mdirect

£190Delta

Wed, 21 Oct - Wed, 28 Oct

05:39 - 10:20BOS Boston Logan Intl-SAN San Diego

7h 41m1 stop Detroit Metropolitan Wayne County

06:15 - 16:15SAN San Diego-BOS Boston Logan Intl

7h 00m1 stop Detroit Metropolitan Wayne County

£190Delta

Mon, 2 Nov - Mon, 9 Nov

07:00 - 10:31BOS Boston Logan Intl-SAN San Diego

6h 31mdirect

21:40 - 10:41SAN San Diego-BOS Boston Logan Intl

10h 01m1 stop New York John F Kennedy Intl

£190JetBlue

Thu, 14 Jan - Tue, 19 Jan

17:15 - 20:48BOS Boston Logan Intl-SAN San Diego

6h 33mdirect

22:00 - 06:38SAN San Diego-BOS Boston Logan Intl

5h 38mdirect

£190Delta

Sat, 20 Feb - Sat, 27 Feb

17:15 - 20:48BOS Boston Logan Intl-SAN San Diego

6h 33mdirect

22:00 - 06:38SAN San Diego-BOS Boston Logan Intl

5h 38mdirect

£190Delta

Booking Insights

KAYAK’s insights & trends for Boston to San Diego flights

Get data-powered insights and trends into flights from Boston to San Diego to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

Delays

How much is a return flight from Boston to San Diego?

Flight prices are below average for this route right now.

Flights to San Diego from Boston usually cost between £207 and £381 in January.
The lowest price found in the past 5 days was £190 on Southwest (6 Jan–19 Jan).

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

The cheapest month for flights from Boston to San Diego is January, where tickets cost £240 (return) on average. On the other hand, the most expensive months are December and April, where the average cost of round-trip tickets is £349 and £303 respectively.

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

To get a below average price on the flight from Boston to San Diego, you should book around 3 weeks before departure, which saves you about 43% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 4 weeks before departure.

Find deals

Low season	September
High season	December
Cheapest flight	£96

Best time to beat the crowds but there is an average 2% increase in price.

Most popular time to fly (23% more expensive on average)

Flight from Boston to San Diego

When to book flights from Boston to San Diego

Are your dates flexible? Find out the best times to travel from Boston to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

CarolFlew with Alaska Airlines-Jul 2024

Bring your own entertainment (book, puzzles, devices). T mobile offers free internet with Alaska!

Verified travelerFlew with Alaska Airlines-Mar 2024

Be prepared to wait in long line for shuttle to car rental complex.

What is the cheapest flight from Boston to San Diego?
In the last 5 days, the lowest price for a flight from Boston to San Diego was £96 for a one-way ticket and £190 for a return.
Which airlines offer Wi-Fi service onboard planes from Boston to San Diego?
JetBlue, Alaska Airlines, Delta, Hawaiian Airlines, and American Airlines offer inflight Wi-Fi service on the Boston to San Diego flight route.
Which aircraft models fly most regularly from Boston to San Diego?
The Airbus A318/A319/A320/A321 is the aircraft model that flies most regularly on the Boston to San Diego flight route.
On which days can I fly direct from Boston to San Diego?
There are direct flights from Boston to San Diego on a daily basis.
How does KAYAK find such low prices on flights from Boston to San Diego?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to San Diego.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to San Diego?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Boston is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Boston to San Diego?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to San Diego with an airline and back to Boston with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to San Diego?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Direct departures

Boston Logan Intl to San Diego

Monday