What is the cheapest airline that flies from Fresno Airterminal to San Diego?

Southwest and Alaska Airlines are the most popular carriers operating from Fresno Airterminal to San Diego

What airlines fly to San Diego?

Alaska Airlines, Southwest and Hawaiian Airlines are the top three most popular airlines that fly to San Diego from Fresno according to our data. Alaska Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 5 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

How many flights depart from Fresno to San Diego on average per week?

As of December 2025, 87 flights take off from Fresno and land in San Diego each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.

How many flights depart from Fresno to San Diego on average per day?

As of December 2025, there are 12 flights per day flying from Fresno to San Diego. The most common time of day flights depart is 6:00AM, with 66% of flights taking off at noon.

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?

As of December 2025, there are 5 operators available to choose from 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.

$49 Cheap Flights from Fresno to San Diego in 2025/26

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5:25 am - 11:15 am

FAT

SAN

5h 50m1 stop

8:10 pm - 9:30 pm

SAN

FAT

1h 20mnonstop

$107Southwest

Sat, Feb 7 - Sat, Feb 14

10:28 am - 11:50 am

FAT

SAN

1h 22mnonstop

1:00 pm - 2:27 pm

SAN

FAT

1h 27mnonstop

$111Alaska Airlines

Thu, Feb 5 - Thu, Feb 5

7:52 pm - 9:14 pm

FAT

SAN

1h 22mnonstop

8:30 am - 9:56 am

SAN

FAT

1h 26mnonstop

$115Hawaiian Airlines

Mon, Feb 9 - Mon, Feb 16

1:20 pm - 5:40 pm

FAT

SAN

4h 20m1 stop

6:55 am - 10:20 am

SAN

FAT

3h 25m1 stop

$116Southwest

Sat, Feb 7 - Mon, Feb 9

7:52 pm - 9:14 pm

FAT

SAN

1h 22mnonstop

8:17 am - 9:51 am

SAN

FAT

1h 34mnonstop

$117Alaska Airlines

Fri, Jan 23 - Sat, Jan 24

7:52 pm - 9:14 pm

FAT

SAN

1h 22mnonstop

9:50 am - 11:18 am

SAN

FAT

1h 28mnonstop

$122Alaska Airlines

Mon, Jan 26 - Tue, Jun 30

3:10 pm - 7:10 pm

FAT

SAN

4h 00m1 stop

6:50 pm - 8:10 pm

SAN

FAT

1h 20mnonstop

$127Southwest

Fri, Jan 23 - Sat, Jan 24

6:02 am - 7:24 am

FAT

SAN

1h 22mnonstop

8:30 am - 9:56 am

SAN

FAT

1h 26mnonstop

$131Alaska Airlines

Fri, Feb 20 - Fri, Feb 20

10:28 am - 11:50 am

FAT

SAN

1h 22mnonstop

8:17 am - 9:51 am

SAN

FAT

1h 34mnonstop

$132Alaska Airlines

Wed, Jan 28 - Sat, Jan 31

3:10 pm - 8:50 pm

FAT

SAN

5h 40m1 stop

9:20 am - 12:40 pm

SAN

FAT

3h 20m1 stop

$136Southwest

Fri, Jan 23 - Sat, Jan 24

Southwest flights from Fresno to San Diego

Our best Southwest deals on Fresno to San Diego flight tickets

Southwest

Feb 7

FAT5:25 amFresno Airterminal

5h 50m

1 stop

SAN11:15 amSan Diego

Feb 14

SAN8:10 pmSan Diego

1h 20m

FAT9:30 pmFresno Airterminal

$107

Find similar

Southwest

Feb 7

FAT1:20 pmFresno Airterminal

4h 20m

1 stop

SAN5:40 pmSan Diego

Feb 9

SAN6:55 amSan Diego

3h 25m

1 stop

FAT10:20 amFresno Airterminal

$116

Find similar

Southwest

Jan 23

FAT3:10 pmFresno Airterminal

4h 00m

1 stop

SAN7:10 pmSan Diego

Jan 24

SAN6:50 pmSan Diego

1h 20m

FAT8:10 pmFresno Airterminal

$127

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American Airlines flights from Fresno to San Diego

Our best American Airlines deals on Fresno to San Diego flight tickets

American Airlines

Jan 22

FAT4:14 pmFresno Airterminal

5h 44m

1 stop

SAN9:58 pmSan Diego

Jan 25

SAN4:00 pmSan Diego

6h 28m

1 stop

FAT10:28 pmFresno Airterminal

$158

Find similar

American Airlines

Jan 25

FAT6:22 pmFresno Airterminal

3h 36m

1 stop

SAN9:58 pmSan Diego

Feb 1

SAN6:15 amSan Diego

5h 44m

1 stop

FAT11:59 amFresno Airterminal

$187

Find similar

American Airlines

Jan 28

FAT10:28 amFresno Airterminal

1h 22m

SAN11:50 amSan Diego

Jan 31

SAN6:15 amSan Diego

5h 41m

1 stop

FAT11:56 amFresno Airterminal

$198

Find similar

Fly from

Fly to

Route

Depart

Return

Price

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 2/7

5:25 am-11:15 am

1 stop5h 50m

San Diego

Sat 2/14

8:10 pm-9:30 pm

Nonstop1h 20m

$107

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Thu 2/5

10:28 am-11:50 am

Nonstop1h 22m

San Diego

Thu 2/5

1:00 pm-2:27 pm

Nonstop1h 27m

$111

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Mon 2/9

7:52 pm-9:14 pm

Nonstop1h 22m

San Diego

Mon 2/16

8:30 am-9:56 am

Nonstop1h 26m

$115

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Sat 2/7

1:20 pm-5:40 pm

1 stop4h 20m

San Diego

Mon 2/9

6:55 am-10:20 am

1 stop3h 25m

$116

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Fri 1/23

7:52 pm-9:14 pm

Nonstop1h 22m

San Diego

Sat 1/24

8:17 am-9:51 am

Nonstop1h 34m

$117

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Mon 1/26

7:52 pm-9:14 pm

Nonstop1h 22m

San Diego

Tue 6/30

9:50 am-11:18 am

Nonstop1h 28m

$122

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Fri 1/23

3:10 pm-7:10 pm

1 stop4h 00m

San Diego

Sat 1/24

6:50 pm-8:10 pm

Nonstop1h 20m

$127

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Fri 2/20

6:02 am-7:24 am

Nonstop1h 22m

San Diego

Fri 2/20

8:30 am-9:56 am

Nonstop1h 26m

$131

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Wed 1/28

10:28 am-11:50 am

Nonstop1h 22m

San Diego

Sat 1/31

8:17 am-9:51 am

Nonstop1h 34m

$132

FresnoSan Diego

FAT - SAN

FATSAN

Fresno Airterminal

Fri 1/23

3:10 pm-8:50 pm

1 stop5h 40m

San Diego

Sat 1/24

9:20 am-12:40 pm

1 stop3h 20m

$136

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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

Prices

Airlines

Other information

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 $179.

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 Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $301. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $379. 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 $274. Flights in the morning are often more expensive with an average ticket price of $357.

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 $228 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 $153 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 December 2025, prices for Fresno to San Diego flights are approximately 62% more expensive 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	$162
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 $162. The best round-trip flight deal from Fresno to San Diego found on momondo in the last 72 hours is $181.

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).

Search flight deals

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?
As of December 2025, there are 5 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Fresno to San Diego is Embraer 170, representing 31.08% of all bookings. The subsequent popular models are Boeing 737-700 Passenger/BBJ1 (winglets) at 22.97%, Boeing 737 MAX 8 at 13.95%, and Embraer 175 at 13.04%.
What is the most popular airline from Fresno to San Diego?
Based on momondo bookings for flights between Fresno and San Diego, the leading airline is Alaska Airlines, making up 68% of the total bookings. Other popular airlines include Southwest with 13%, Hawaiian Airlines with 13%, and American Airlines with 4%.

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
Southwest	PriceFrom $97	Free Cancellation	Rating 8.0 4,256 reviews	Search Southwest flights
United Airlines	PriceFrom $118	Free Cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $128	Free Cancellation	Rating 8.0 11,548 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $137	Free Cancellation	Rating 7.8 2,819 reviews	Search Hawaiian Airlines flights
American Airlines	PriceFrom $216	Free Cancellation	Rating 7.2 11,069 reviews	Search American Airlines flights

Southwest Flights From Fresno to San Diego
Across 9 Southwest flights from Fresno to San Diego this week, the average price was $141, with the best Southwest deals starting from $97 round-trip. 4,256 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 $128 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $245. Alaska Airlines operates 21 flights to San Diego from Fresno in an average week. Users have rated it 8.0/10 across 11,548 reviews.

Coronado

Chula Vista

El Cajon

Julian

Poway

National City

Borrego Springs

Imperial Beach

La Mesa

San Ysidro

Lemon Grove

Alpine

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.

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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 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Our best American Airlines deals on Fresno to San Diego flight tickets

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Use the filters below to find and compare flights from Fresno to San Diego that are best for you.

See travel insights to San Diego from

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

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 $179.

What is the cheapest day to depart on your flight 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 $274. Flights in the morning are often more expensive with an average ticket price of $357.

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?

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 December 2025, prices for Fresno to San Diego flights are approximately 62% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Fresno Airterminal to San Diego?

Southwest and Alaska Airlines are the most popular carriers operating from Fresno Airterminal to San Diego

What airlines fly to San Diego?

How many flights depart from Fresno to San Diego on average per day?

As of December 2025, there are 12 flights per day flying from Fresno to San Diego. The most common time of day flights depart is 6:00AM, with 66% of flights taking off at noon.

How many flights depart from Fresno to San Diego on average per week?

As of December 2025, 87 flights take off from Fresno and land in San Diego each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.

When to book flights from Fresno to San Diego

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

Fastest flight time

Direct flights

Airports in San Diego

How far is Fresno Airterminal to San Diego by plane?

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

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?

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

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

Southwest Flights From Fresno to San Diego

Alaska Airlines Flights From Fresno to San Diego

Traveling to a place near San Diego?

Why use momondo?

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

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

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

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

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California