Palo Alto

$30+ Cheap flights from San Diego (SAN) to Palo Alto, CA

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SFO
Nov 25 — Dec 21
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The best prices from San Diego to Palo Alto are usually found in September or October, booked 37 days in advance, depart on a Saturday or Friday and return on a Saturday

Cheap flight deals from San Diego to Palo Alto

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Palo Alto (P4L). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Popular in

March

Cheapest in

September

Round-trip from

$52
(Cheapflightsfares)

One-way from

$30
(Frontier)
High demand for flights, 33% potential price rise
Best time to find cheap flights, 28% potential price drop
From San Diego to Palo Alto
One-way flight from San Diego to Palo Alto

Find flight deals from San Diego to Palo Alto

Cheapest flights from San Diego to Palo Alto
Explore the most affordable flight options available from San Diego to Palo Alto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/174:37 pmSAN - SFO
Nonstop1h 43mFrontier
Mon 1/2011:24 amSFO - SAN
Nonstop1h 44mFrontier
Deal found 11/18$52
This Kissandfly.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/128:18 pmSAN - SFO
Nonstop1h 43mMultiple Airlines
Sun 12/1510:59 pmSFO - SAN
1 stop9h 14mMultiple Airlines
Deal found 11/18$81
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1112:00 pmSAN - SFO
Nonstop1h 39mUnited Airlines
Mon 12/167:00 amSFO - SAN
Nonstop1h 37mUnited Airlines
Deal found 11/19$97
This Southwest deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/117:10 amSAN - SFO
Nonstop1h 45mSouthwest
Thu 12/127:30 amSFO - SAN
Nonstop1h 25mSouthwest
Deal found 11/19$98
This Alaska Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/178:25 pmSAN - SFO
Nonstop1h 40mAlaska Airlines
Wed 1/157:40 amSFO - SAN
Nonstop1h 37mAlaska Airlines
Deal found 11/18$107
This Delta deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:45 pmSAN - SFO
1 stop5h 02mDelta
Sun 12/82:25 pmSFO - SAN
1 stop3h 54mDelta
Deal found 11/18$216

Find flights from San Diego to Palo Alto within your budget

Customize your flight search to find flights from San Diego to Palo Alto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 12/17

4:37 pm-6:20 pm

Nonstop1h 43m

San Francisco

Fri 1/17

8:06 am-9:50 am

Nonstop1h 44m

$52

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 1/22

7:55 pm-9:36 pm

Nonstop1h 41m

San Francisco

Tue 1/28

7:40 am-9:17 am

Nonstop1h 37m

$97

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 12/11

7:10 am-8:55 am

Nonstop1h 45m

San Francisco

Thu 12/12

7:30 am-8:55 am

Nonstop1h 25m

$98

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 1/22

12:55 pm-7:16 am

1 stop18h 21m

San Francisco

Wed 1/29

3:18 pm-3:29 pm

1 stop24h 11m

$102

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 12/11

7:45 pm-9:24 pm

Nonstop1h 39m

San Francisco

Thu 12/12

8:50 pm-10:27 pm

Nonstop1h 37m

$157

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 12/12

6:59 pm-11:49 pm

1 stop4h 50m

San Francisco

Tue 1/7

12:55 pm-5:01 pm

1 stop4h 06m

$176

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 3/21

7:55 pm-9:36 pm

Nonstop1h 41m

San Francisco

Sun 3/23

7:40 am-9:17 am

Nonstop1h 37m

$189

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Mon 12/16

8:18 pm-10:01 pm

Nonstop1h 43m

$30

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 1/21

7:45 pm-9:25 pm

Nonstop1h 40m

$49

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 12/17

8:25 pm-10:05 pm

Nonstop1h 40m

$64

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 14 results
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Best time to book a flight from San Diego to Palo Alto

Have a flexible travel schedule? Discover the best time to fly to Palo Alto from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Diego to Palo Alto

Get recent, data-driven insights about flights from San Diego to Palo Alto including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Diego to Palo Alto?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Palo Alto. Price data was last updated on November 15, 2024.

The best time to book flights from San Diego to Palo Alto is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego to Palo Alto?

Currently, January is the cheapest month in which you can book a flight from San Diego to Palo Alto (average of $276). Flying from San Diego to Palo Alto in June is currently the most expensive (average of $381). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to P4L?

Find hourly flight availability from San Diego to Palo Alto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Palo Alto as you normally would.

What is the cheapest day to fly from San Diego to Palo Alto?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Palo Alto. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their San Diego to Palo Alto flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Diego to Palo Alto

Explore weekly flight availability from San Diego to Palo Alto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from SAN to P4L are scheduled on a Wednesday (74 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

Rainfall in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Palo Alto ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit Palo Alto when rainfall is around 0.0 in.

Temperature in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Palo Alto, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Palo Alto

Get insights into the airlines that provide service to Palo Alto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Palo Alto. Reviews last updated November 20, 2024.
To help decide which airline to fly from San Diego to Palo Alto, see what other customers have to say about Frontier, American Airlines and Alaska Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.1
Very good
5,014 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
9,461 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
8,756 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.4
Good
9,171 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.2
Good
10,000 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from San Diego to Palo Alto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from San Diego to Palo Alto?

    Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to Palo Alto from San Diego. Booking flights from San Diego (SAN) to Palo Alto should be relatively easy as there are 54 daily outbound flights to Palo Alto from 8 different airlines.

  • How popular is this San Diego to Palo Alto flight route?

  • What are the cheapest airlines to fly from San Diego to Palo Alto one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $30. However, be on the lookout for offers from Southwest and Alaska Airlines, as they are both options that can get you from San Diego to Palo Alto for a low price.

  • What are the most reliable airlines from San Diego to Palo Alto?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Diego to Palo Alto on time: Lufthansa (83%), Air China (82%), SWISS (82%).

  • What are the cheapest flights from San Diego to Palo Alto?

    Looking at all options, your cheapest flight can be booked for $29. While the most popular route (San Diego - San Francisco) can be booked for $37 on average our data indicates $769 when flying from San Diego to Palo Alto.

  • Can I find deals for flights from San Diego to Palo Alto that include hotel bookings?

    Yes. In addition to deals on San Diego to Palo Alto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Palo Alto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Palo Alto.

  • Can I find deals for business class flights from San Diego to Palo Alto?

    Yes. Cheapflights offers flight deals from San Diego to Palo Alto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Palo Alto?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Palo Alto (average of $276). Flying from San Diego to Palo Alto in June is currently the most expensive (average of $381). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Diego to Palo Alto

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San Diego to Palo Alto

Discover the top 7 airlines that operate flights from San Diego to Palo Alto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$27Average$70FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$37Average$104FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$79Average$251FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$99Average$231FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$117Average$251FlexibilityNo cancel feeOn-time69%
CitizenPlaneCheapest$180Average$196FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$213Average$400FlexibilityNo cancel feeOn-time71%
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