Cheap flights from Fresno to San Diego from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Fresno to San Diego departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

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Southwest Logo
5:25 am - 10:40 am
FAT
-
SAN
5h 15m
1 stop
Southwest Logo
8:20 pm - 9:40 pm
SAN
-
FAT
1h 20mnonstop
$127Southwest
Sat, May 16 - Wed, May 27
Alaska Airlines Logo
3:03 pm - 4:25 pm
FAT
-
SAN
1h 22mnonstop
Alaska Airlines Logo
5:35 pm - 7:03 pm
SAN
-
FAT
1h 28mnonstop
$132Alaska Airlines
Tue, Apr 7 - Tue, Apr 7
Alaska Airlines Logo
9:25 am - 10:47 am
FAT
-
SAN
1h 22mnonstop
Alaska Airlines Logo
9:50 am - 11:17 am
SAN
-
FAT
1h 27mnonstop
$137Alaska Airlines
Tue, Apr 21 - Tue, Apr 28
Southwest Logo
4:55 pm - 6:15 pm
FAT
-
SAN
1h 20mnonstop
Southwest Logo
6:30 pm - 10:35 pm
SAN
-
FAT
4h 05m
1 stop
$142Southwest
Mon, May 18 - Wed, May 27
Southwest Logo
5:30 am - 12:40 pm
FAT
-
SAN
7h 10m
2 stops
Southwest Logo
2:45 pm - 10:35 pm
SAN
-
FAT
7h 50m
2 stops
$147Southwest
Wed, Apr 29 - Wed, Apr 29
Southwest Logo
10:30 am - 1:45 pm
FAT
-
SAN
3h 15m
1 stop
Southwest Logo
8:55 pm - 10:10 pm
SAN
-
FAT
1h 15mnonstop
$148Southwest
Wed, Apr 15 - Fri, Apr 17
Alaska Airlines Logo
6:00 am - 7:21 am
FAT
-
SAN
1h 21mnonstop
Alaska Airlines Logo
9:39 am - 11:08 am
SAN
-
FAT
1h 29mnonstop
$152Alaska Airlines
Tue, Mar 31 - Wed, Apr 1
Southwest Logo
5:30 pm - 6:45 pm
FAT
-
SAN
1h 15mnonstop
Southwest Logo
4:25 pm - 10:35 pm
SAN
-
FAT
6h 10m
2 stops
$157Southwest
Sun, Apr 5 - Wed, Apr 8
Southwest Logo
6:25 am - 7:40 am
FAT
-
SAN
1h 15mnonstop
Southwest Logo
8:25 pm - 11:45 pm
SAN
-
FAT
3h 20m
1 stop
$158Southwest
Sat, Apr 25 - Mon, Apr 27
American Airlines Logo
1:03 pm - 6:25 pm
FAT
-
SAN
5h 22m
1 stop
American Airlines Logo
4:32 pm - 10:16 pm
SAN
-
FAT
5h 44m
1 stop
$159American Airlines
Sat, Apr 18 - Sat, Apr 25

United Airlines flights from Fresno to San Diego

Our best United Airlines deals on Fresno to San Diego flight tickets
United Airlines
Apr 3
FAT6:02 amFresno Airterminal
4h 18m
1 stop
SAN10:20 amSan Diego
Apr 10
SAN6:20 amSan Diego
5h 38m
1 stop
FAT11:58 amFresno Airterminal
$199
United Airlines
Mar 30
FAT2:10 pmFresno Airterminal
6h 02m
1 stop
SAN8:12 pmSan Diego
Apr 1
SAN1:20 pmSan Diego
4h 59m
1 stop
FAT6:19 pmFresno Airterminal
$201
United Airlines
Mar 24
FAT6:15 amFresno Airterminal
4h 07m
1 stop
SAN10:22 amSan Diego
Mar 31
SAN6:20 amSan Diego
5h 38m
1 stop
FAT11:58 amFresno Airterminal
$207

Southwest flights from Fresno to San Diego

Our best Southwest deals on Fresno to San Diego flight tickets
Southwest
Apr 8
FAT12:35 pmFresno Airterminal
6h 05m
1 stop
SAN6:40 pmSan Diego
Apr 11
SAN6:45 pmSan Diego
1h 20m
FAT8:05 pmFresno Airterminal
$127
Southwest
May 18
FAT4:55 pmFresno Airterminal
1h 20m
SAN6:15 pmSan Diego
May 27
SAN6:30 pmSan Diego
4h 05m
1 stop
FAT10:35 pmFresno Airterminal
$142
Southwest
Apr 29
FAT5:30 amFresno Airterminal
7h 10m
2 stops
SAN12:40 pmSan Diego
Apr 29
SAN2:45 pmSan Diego
7h 50m
2 stops
FAT10:35 pmFresno Airterminal
$147

momondo 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, momondo users made 832,500 searches. Data last updated March 10, 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

Price

Cheapest round-trip

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 5/16

5:25 am-10:40 am

1 stop5h 15m

San Diego

Wed 5/27

8:20 pm-9:40 pm

Nonstop1h 20m

$127

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Tue 4/7

3:03 pm-4:25 pm

Nonstop1h 22m

San Diego

Tue 4/7

5:35 pm-7:03 pm

Nonstop1h 28m

$132
Quickest round-trip

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Tue 4/21

9:25 am-10:47 am

Nonstop1h 22m

San Diego

Tue 4/28

9:50 am-11:17 am

Nonstop1h 27m

$137

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Mon 5/18

4:55 pm-6:15 pm

Nonstop1h 20m

San Diego

Wed 5/27

6:30 pm-10:35 pm

1 stop4h 05m

$142

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Wed 4/29

5:30 am-12:40 pm

2 stops7h 10m

San Diego

Wed 4/29

2:45 pm-10:35 pm

2 stops7h 50m

$147

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Wed 4/15

10:30 am-1:45 pm

1 stop3h 15m

San Diego

Fri 4/17

8:55 pm-10:10 pm

Nonstop1h 15m

$148

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Tue 3/31

6:00 am-7:21 am

Nonstop1h 21m

San Diego

Wed 4/1

9:39 am-11:08 am

Nonstop1h 29m

$152

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sun 4/5

5:30 pm-6:45 pm

Nonstop1h 15m

San Diego

Wed 4/8

4:25 pm-10:35 pm

2 stops6h 10m

$157

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 4/25

6:25 am-7:40 am

Nonstop1h 15m

San Diego

Mon 4/27

8:25 pm-11:45 pm

1 stop3h 20m

$158

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 4/18

1:03 pm-6:25 pm

1 stop5h 22m

San Diego

Sat 4/25

4:32 pm-10:16 pm

1 stop5h 44m

$159

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Fresno to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of October, then departing from Fresno during the month January is also very affordable. Most momondo users find prices during this month for around $167.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Fresno to San Diego is on a Friday. Travelers who choose to depart for San Diego on a Friday will often find tickets for as low as $290. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $381. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $268. Flights in the morning are often more expensive with an average ticket price of $346.

What is the cheapest Fresno Airterminal to San Diego flight route?

Fly from Fresno Airterminal to San Diego for the best Fresno Airterminal - San Diego flight prices

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

You are more likely to see cheaper flights to San Diego from Fresno when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $209 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Fresno for as low as $152 on momondo.

What cabin class options are available on Fresno Airterminal to San Diego flights?

There are 4 cabin classes available to choose from on Fresno Airterminal to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Fresno to San Diego flights?

No. A direct flight is the cheapest option for a flight between Fresno to San Diego.

How have Fresno to San Diego flight prices changed over time?

As of March 2026, prices for Fresno to San Diego flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Fresno to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Fresno to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Fresno to San Diego (FAT to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Fresno to San Diego

Best Price Found

$123

Fastest flight time

1h 15m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Fresno in the past 72 hours is $123. The best round-trip flight deal from Fresno to San Diego found on momondo in the last 72 hours is $202.
The fastest flight from Fresno to San Diego takes 1h 15m
Direct flights go from Fresno to San Diego every day.
There is 1 airport in San Diego. From Fresno there are direct flights to San Diego (SAN).
  • How far is Fresno Airterminal to San Diego by plane?

    Fresno Airterminal and San Diego are 314.8 mi apart from one another. A reasonable flight in good conditions will take 1h 15m.

  • When did momondo last update prices for flights from Fresno Airterminal Airport to San Diego Airport?

    Prices for flights from Fresno Airterminal Airport to San Diego Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Fresno Airterminal Airport to San Diego Airport?

  • How old do you have to be to fly from Fresno Airterminal Airport to San Diego Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Fresno Airterminal Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Fresno to San Diego?

  • What is the most popular airline from Fresno to San Diego?

Best airlines flying from Fresno to San Diego

Compare and see reviews for airlines that fly from Fresno to San Diego with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $97Free CancellationRating
8.0
4,317 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $117Free CancellationRating
8.0
12,016 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $118Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,837 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $217Free CancellationRating
7.1
11,414 reviews
Search American Airlines flights
  • Southwest Flights From Fresno to San Diego

    Across 16 Southwest flights from Fresno to San Diego this week, the average price was $151, with the best Southwest deals starting from $97 round-trip. 4,317 users have rated Southwest on momondo, with an average score of 8.0/10.

  • Alaska Airlines Flights From Fresno to San Diego

    Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for Fresno to San Diego start from as low as $117 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $232. Alaska Airlines operates 11 flights to San Diego from Fresno in an average week. Users have rated it 8.0/10 across 12,018 reviews.

Traveling to a place near San Diego?

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

Why use momondo?

Why should I use momondo to find a flight deal from Fresno to San Diego?

Finding the right flight to San Diego from Fresno is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

Can I find flights from Fresno to San Diego with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Diego from Fresno with this policy.

How can momondo help me find flights from Fresno to San Diego?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Fresno.

I’m not ready to book a flight from Fresno to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Fresno. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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1 adult
Thu 4/9
Thu 4/16

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