$59+ Cheap flights from Fresno to San Diego (FAT - SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — SAN
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Fresno to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Fresno Airterminal to San Diego are usually found in February or January, booked 79 days in advance, depart on a Friday or Tuesday and return on a Saturday
Cheap flight deals from Fresno to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Fresno to San DiegoExplore the most affordable flight options available from Fresno to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Fresno to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sat 10/38:05 am -
Nonstop1h 20m
Sat 10/36:00 pm -
Nonstop1h 10m
Deal found 9/10![Southwest logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/311:47 am -
Nonstop1h 27m
Sat 10/35:00 pm -
Nonstop1h 28m
Deal found 9/10![Alaska Airlines logo]()
$129
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 12/27:02 pm -
Nonstop1h 24m
Sat 12/59:59 pm -
Nonstop1h 22m
Deal found 9/10![Alaska Airlines logo]()
$131
This Southwest deal was found by Cheapflights users on 9/11. 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.
Thu 12/103:35 pm -
Nonstop1h 20m
Mon 12/147:55 pm -
Nonstop1h 20m
Deal found 9/11![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 9/10. 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 11/46:00 am -
2 stops7h 00m
Sat 11/79:05 am -
1 stop3h 50m
Deal found 9/10![Southwest logo]()
$142
This SmartFares deal was found by Cheapflights users on 9/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:10 pm -
Nonstop1h 30m
Thu 11/58:15 am -
Nonstop1h 32m
Deal found 9/13![Alaska Airlines logo]()
$145
This Southwest deal was found by Cheapflights users on 9/11. 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.
Fri 10/305:20 pm -
Nonstop1h 20m
Mon 11/28:45 pm -
Nonstop1h 20m
Deal found 9/11![Southwest logo]()
$147
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/109:38 am -
Nonstop1h 22m
Tue 12/158:20 am -
Nonstop1h 28m
Deal found 9/10![Alaska Airlines logo]()
$152
Best flights from Fresno to San DiegoDiscover carefully curated flight deals from Fresno to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Fresno to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 12/27:02 pm -
Nonstop1h 24m
Sat 12/59:59 pm -
Nonstop1h 22m
Deal found 9/10![Alaska Airlines logo]()
$131
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:35 pm -
Nonstop1h 20m
Sat 12/56:40 pm -
Nonstop1h 15m
Deal found 9/13![Southwest logo]()
$137
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/306:15 am -
1 stop5h 42m
Mon 11/27:41 pm -
1 stop4h 05m
Deal found 9/11![United Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/109:38 am -
Nonstop1h 22m
Thu 12/171:46 pm -
Nonstop1h 31m
Deal found 9/10![Alaska Airlines logo]()
$152
This Southwest deal was found by Cheapflights users on 9/11. 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.
Fri 10/26:20 am -
Nonstop1h 20m
Sun 10/48:45 am -
Nonstop1h 15m
Deal found 9/11![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:47 am -
Nonstop1h 27m
Sat 10/35:00 pm -
Nonstop1h 28m
Deal found 9/12![Alaska Airlines logo]()
$153
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:30 am -
1 stop6h 10m
Mon 11/28:35 am -
Nonstop1h 25m
Deal found 9/12![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:42 am -
Nonstop1h 26m
Fri 12/111:50 pm -
Nonstop1h 28m
Deal found 9/13![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 9/14. 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.
Sat 10/178:05 am -
Nonstop1h 20m
Tue 10/204:40 pm -
1 stop4h 55m
Deal found 9/14![Southwest logo]()
$167
Last-minute flights from Fresno to San DiegoDiscover last-minute flight deals from Fresno to San Diego. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Fresno to San Diego. Data last updated September 15, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sat 10/38:05 am -
Nonstop1h 20m
Sat 10/36:00 pm -
Nonstop1h 10m
Deal found 9/10![Southwest logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 10/311:47 am -
Nonstop1h 27m
Sat 10/35:00 pm -
Nonstop1h 28m
Deal found 9/10![Alaska Airlines logo]()
$129
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:05 am -
Nonstop1h 20m
Mon 10/58:30 am -
Nonstop1h 15m
Deal found 9/12![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:05 am -
Nonstop1h 20m
Sat 10/171:45 pm -
2 stops7h 15m
Deal found 9/12![Southwest logo]()
$152
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:00 pm -
1 stop5h 17m
Wed 10/214:29 pm -
1 stop5h 40m
Deal found 9/10![American Airlines logo]()
$159
This SmartFares deal was found by Cheapflights users on 9/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:10 pm -
Nonstop1h 30m
Thu 11/58:15 am -
Nonstop1h 32m
Deal found 9/13![Alaska Airlines logo]()
$145
This Southwest deal was found by Cheapflights users on 9/11. 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.
Fri 10/305:20 pm -
Nonstop1h 20m
Mon 11/28:45 pm -
Nonstop1h 20m
Deal found 9/11![Southwest logo]()
$147
One-way flights from Fresno to San DiegoSearch for one-way flight options from Fresno to San Diego. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Fresno to San Diego. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 10/15:20 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$59
This Southwest deal was found by Cheapflights users on 9/11. 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.
Sat 10/108:05 am -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$69
This SmartFares deal was found by Cheapflights users on 9/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:10 pm -
Nonstop1h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Alaska Airlines logo]()
$73
This Southwest deal was found by Cheapflights users on 9/10. 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.
Mon 11/95:30 am -
2 stops6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Tue 9/295:09 pm -
1 stop23h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/254:40 pm -
1 stop27h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$76
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:02 pm -
Nonstop1h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Alaska Airlines logo]()
$79
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:08 pm -
1 stop5h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$80
This Southwest deal was found by Cheapflights users on 9/11. 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.
Tue 11/176:00 am -
2 stops6h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$84
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 11/1010:27 am -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Alaska Airlines logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sun 12/69:30 pm -
1 stop13h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$86
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/116:15 am -
1 stop5h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$89
Find flight deals from Fresno to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Fresno (FAT) to San Diego (SAN). 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | July |
Cheapest in | February |
Average price | $218 |
Good round-trip deal | $258 or less |
Good one-way deal | $135 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Fresno 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Fresno to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Sat 12/12
7:02 pm-8:26 pm
Nonstop1h 24m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Thu 12/10
7:05 am-8:20 am
Nonstop1h 15m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Mon 12/7
7:02 pm-8:26 pm
Nonstop1h 24m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Tue 11/17
3:35 pm-4:55 pm
Nonstop1h 20m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Wed 11/11
3:20 pm-4:36 pm
Nonstop1h 16m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Tue 12/8
1:40 pm-3:04 pm
Nonstop1h 24m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
Quickest round-trip
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Fri 12/11
6:35 am-7:45 am
Nonstop1h 10m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Sat 12/12
7:00 am-8:10 am
Nonstop1h 10m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Thu 12/10
1:40 pm-3:04 pm
Nonstop1h 24m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
FresnoSan Diego
FAT Fresno Airterminal - SAN San Diego
FATSAN
Fresno Airterminal
Wed 12/2
3:35 pm-4:55 pm
Nonstop1h 20m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Fresno to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Fresno to San Diego in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Fresno-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Fresno-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Fresno-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Fresno-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Fresno-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Fresno to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Fresno with our price prediction graph.
FAT-SAN
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 Fresno to San Diego
Prices
Airlines
How far ahead should I book a flight from Fresno to San Diego?
The price you pay for your flight from Fresno to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Fresno to San Diego?
Currently, February is the cheapest month in which you can book a flight from Fresno to San Diego (average of $170). Flying from Fresno to San Diego in July is currently the most expensive (average of $264). 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 FAT to SAN?
Find hourly flight availability from Fresno 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 September 15, 2026.
One of the essential ways to save on airfare from Fresno to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.
What is the cheapest day to fly from Fresno to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Fresno to San Diego. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Fresno to San Diego flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Fresno to San Diego flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Fresno to San Diego trip
Our travel experts
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 September 15, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andUnited Airlines from Fresno to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Related info for your journey
Find useful and relevant information for your journey from Fresno to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
San Ysidro
Poway
La Mesa
Santee
Julian
Lemon Grove
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Alternative routes for Fresno to San Diego
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Fresno and San Diego flights
Browse other Fresno and San Diego flight options. Last updated on September 15, 2026.
Other flights from Fresno
Browse through other flights departing from Fresno. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Top 4 airlines flying from Fresno to San Diego
Discover the top 4 airlines that operate flights from Fresno 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$177 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$117 | Average$231 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$119 | Average$238 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$217 | Average$322 | FlexibilityNo cancel fee | On-time71% |