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$39+ Cheap flights from North America to San Diego (SAN)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAN
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from North America to San Diego

Keep the following information in mind while searching for North America to San Diego flight deals. Data was last updated agosto 14, 2025.

Round-trip from

$68
(Frontier)

One-way from

$39
(Hawaiian Airlines)

Popular in

December

Cheapest in

October

Average price

$392

Good round-trip deal

$58 or less

Good one-way deal

$57 or less
From North America to San Diego
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One-way flight from North America to San Diego
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Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from North America to San Diego.
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Price to beat on a one-way flight from North America to San Diego.
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Find flight deals from North America to San Diego

Cheapest flights from North America to San Diego
Explore the most affordable flight options available from North America to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

This Frontier deal was found by Cheapflights users on 8/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/111:14 pmSFO - SAN
Nonstop1h 42mFrontier
dom. 10/1210:52 amSAN - SFO
Nonstop1h 52mFrontier
Deal found 8/12$68
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/251:29 pmSFO - SAN
Nonstop1h 42mFrontier
dom. 10/2610:32 amSAN - SFO
Nonstop1h 52mFrontier
Deal found 8/12$71
This United Airlines deal was found by Cheapflights users on 8/13. 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.
lun. 9/82:45 pmSFO - SAN
Nonstop1h 38mUnited Airlines
lun. 9/85:56 pmSAN - SFO
Nonstop1h 39mUnited Airlines
Deal found 8/13$72
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/47:10 amSFO - SAN
Nonstop1h 42mMultiple Airlines
lun. 9/811:28 amSAN - SFO
Nonstop1h 54mMultiple Airlines
Deal found 8/14$74
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/222:17 pmSFO - SAN
Nonstop1h 41mMultiple Airlines
sáb. 12/139:59 pmSAN - SFO
Nonstop1h 34mMultiple Airlines
Deal found 8/13$75
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/136:00 amSFO - SAN
Nonstop1h 41mMultiple Airlines
lun. 9/1511:28 amSAN - SFO
Nonstop1h 54mMultiple Airlines
Deal found 8/12$76
This Southwest deal was found by Cheapflights users on 8/14. 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.
jue. 9/49:45 amSFO - SAN
Nonstop1h 30mSouthwest
lun. 9/88:50 pmSAN - SFO
Nonstop1h 35mSouthwest
Deal found 8/14$77
This Frontier deal was found by Cheapflights users on 8/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/112:17 pmSFO - SAN
Nonstop1h 41mFrontier
jue. 11/1312:17 pmSAN - SFO
Nonstop1h 52mFrontier
Deal found 8/14$78
This Frontier deal was found by Cheapflights users on 8/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/42:17 pmSFO - SAN
Nonstop1h 41mFrontier
lun. 9/811:28 amSAN - SFO
Nonstop1h 54mFrontier
Deal found 8/12$79
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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.
vie. 9/52:17 pmSFO - SAN
Nonstop1h 41mFrontier
sáb. 9/67:20 pmSAN - SFO
Nonstop1h 49mFrontier
Deal found 8/12$80
This Frontier deal was found by Cheapflights users on 8/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/72:17 pmSFO - SAN
Nonstop1h 41mFrontier
lun. 9/1511:28 amSAN - SFO
Nonstop1h 54mFrontier
Deal found 8/12$81
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/131:49 pmSFO - SAN
Nonstop1h 42mMultiple Airlines
mié. 10/1512:18 pmSAN - SFO
Nonstop1h 43mMultiple Airlines
Deal found 8/12$82

Cheapflights Fare Finder

 
Customize your flight search to find flights from North America to San Diego 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 2,558,603 searches. Data last updated agosto 14, 2025.
Use the filters below to find and compare flights from North America to San Diego that are best for you.

Fly from

North America

Fly to

San Diego

Route

Depart

Return

Price

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

lun. 9/22

8:55 pm-10:25 pm

Nonstop1h 30m

San Diego

jue. 9/25

6:35 pm-8:10 pm

Nonstop1h 35m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

dom. 9/14

7:10 am-8:52 am

Nonstop1h 42m

San Diego

jue. 11/13

9:59 pm-11:46 pm

Nonstop1h 47m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

lun. 9/22

7:10 am-8:52 am

Nonstop1h 42m

San Diego

mié. 9/24

6:15 am-8:04 am

Nonstop1h 49m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

mié. 9/10

6:00 am-7:41 am

Nonstop1h 41m

San Diego

mar. 9/16

10:18 pm-11:59 pm

Nonstop1h 41m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

mié. 9/24

6:00 am-7:41 am

Nonstop1h 41m

San Diego

mié. 10/1

7:59 pm-9:43 pm

Nonstop1h 44m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

mié. 9/10

6:00 am-7:41 am

Nonstop1h 41m

San Diego

mié. 9/17

10:18 pm-11:59 pm

Nonstop1h 41m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

sáb. 9/27

6:00 am-7:41 am

Nonstop1h 41m

San Diego

jue. 10/2

10:18 pm-11:59 pm

Nonstop1h 41m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

dom. 9/7

6:00 am-7:41 am

Nonstop1h 41m

San Diego

sáb. 9/13

9:59 pm-11:40 pm

Nonstop1h 41m

$77

San FranciscoSan Diego

SFO - SAN

SFOSAN

San Francisco

dom. 9/14

7:10 am-8:52 am

Nonstop1h 42m

San Diego

vie. 11/14

8:08 pm-10:01 pm

Nonstop1h 53m

$77

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

sáb. 9/6

11:40 am-6:42 pm

1 stop7h 02m

San Diego

mar. 9/9

1:35 pm-8:00 pm

1 stop6h 25m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 60 results
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Best time to book a flight from North America to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from North America 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.

Cheapflights Insights

Everything you need to know about your flight from North America to San Diego

What is the cheapest month to book a flight from North America to San Diego?

Currently, August is the cheapest month in which you can book a flight from North America to San Diego (average of $286). Flying from North America to San Diego in March is currently the most expensive (average of $366). 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 NA to SAN?

Find hourly flight availability from North America to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

When flying from North America to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from North America to San Diego

Explore weekly flight availability from North America to San Diego. 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 agosto 14, 2025.

The most flights from 0NA to SAN are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated agosto 14, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and United Airlines from North America to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Frontier
5.8
Fair
3,219 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from North America to San Diego. 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 into for flights to San Diego from North America?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from North America to San Diego.

  • How popular is this North America to San Diego flight route?

    Flights from North America to San Diego have been viewed 1 times in the past calendar month.

  • What are the cheapest airlines to fly from North America to San Diego one-way?

    The cheapest airlines for a one-way flight from North America to San Diego are Hawaiian Airlines ($39), Frontier ($40), and Spirit Airlines ($50).

  • What are the most popular routes from North America to San Diego?

    While some choose either New York John F Kennedy Intl - San Diego or Seattle/Tacoma Intl - San Diego, Newark - San Diego is the most popular route from North America to San Diego.

  • What are the most reliable airlines from North America to San Diego?

    No one likes to see their flight delayed. When booking a flight from North America to San Diego consider choosing Copa Airlines (93%), Austrian Airlines (93%) or ANA (93%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from North America to San Diego?

    On average you can expect to pay $319 for a flight from North America to San Diego. The cheapest flight overall is $179 while the most popular route, (Newark - San Diego) is currently priced at $117.

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

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

  • How can I find direct flights from North America to San Diego?

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

  • Can I find deals for business class flights from North America to San Diego?

    Yes. Cheapflights offers flight deals from North America to San Diego 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 North America to San Diego?

    Currently, August is the cheapest month in which you can book a flight from North America to San Diego (average of $286). Flying from North America to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
National City
Lemon Grove
Imperial Beach
Alpine

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for North America to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from North America to San Diego

Discover the top 10 airlines that operate flights from North America to San Diego. 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 2,558,603 searches. Data last updated agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$28Average$171FlexibilityNo cancel feeOn-time65%
FrontierCheapest$37Average$181FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$38Average$267FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$57Average$345FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$58Average$337FlexibilityNo cancel feeOn-time75%
DeltaCheapest$68Average$304FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$83Average$345FlexibilityNo cancel feeOn-time63%
Sun Country AirCheapest$142Average$235FlexibilityNo cancel feeOn-time83%
JetBlueCheapest$148Average$330FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$176Average$392FlexibilityNo cancel feeOn-time71%

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