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Cheap flights from Tucson to San Diego from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to San Diego departing on 12/4. 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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Cheap round-trip flights

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Frontier Logo
12:30 pm - 11:59 pmTUS-SAN
12h 29m1 stop
Frontier Logo
6:25 am - 7:06 pmSAN-TUS
11h 41m1 stop
$138Frontier
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Fri, Dec 5 - Sun, Dec 7
Frontier Logo
12:48 pm - 11:59 pmTUS-SAN
12h 11m1 stop
Frontier Logo
6:25 am - 5:13 pmSAN-TUS
9h 48m1 stop
$190Frontier
Find Deal
Mon, Dec 1 - Thu, Dec 4
Southwest Logo
6:10 pm - 6:40 pmTUS-SAN
1h 30mnonstop
Southwest Logo
10:15 am - 12:40 pmSAN-TUS
1h 25mnonstop
$197Southwest
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Tue, Feb 3 - Wed, Feb 4
Delta Logo
12:24 pm - 7:13 pmTUS-SAN
7h 49m2 stops
Delta Logo
1:29 pm - 10:27 pmSAN-TUS
7h 58m1 stop
$202Delta
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Tue, Feb 3 - Wed, Feb 4
American Airlines Logo
4:01 pm - 6:25 pmTUS-SAN
3h 24m1 stop
American Airlines Logo
10:07 am - 2:05 pmSAN-TUS
2h 58m1 stop
$207American Airlines
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Tue, Dec 2 - Mon, Dec 8
Southwest Logo
3:15 pm - 3:40 pmTUS-SAN
1h 25mnonstop
Southwest Logo
5:45 pm - 8:10 pmSAN-TUS
1h 25mnonstop
$208Southwest
Find Deal
Sat, Dec 6 - Tue, Dec 9
Delta Logo
6:00 pm - 10:47 pmTUS-SAN
5h 47m1 stop
Delta Logo
3:45 pm - 10:07 pmSAN-TUS
5h 22m1 stop
$213Delta
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Wed, Jan 28 - Sat, Jan 31
American Airlines Logo
4:05 pm - 6:39 pmTUS-SAN
3h 34m1 stop
American Airlines Logo
9:45 am - 2:15 pmSAN-TUS
3h 30m1 stop
$228American Airlines
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Wed, Feb 18 - Thu, Feb 19
Multiple Airlines Logo
12:30 pm - 7:15 pmTUS-SAN
7h 45m1 stop
Multiple Airlines Logo
6:15 am - 6:27 pmSAN-TUS
11h 12m2 stops
$290Multiple Airlines
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Fri, Dec 5 - Sun, Dec 7
Multiple Airlines Logo
2:20 pm - 11:48 pmTUS-SAN
10h 28m1 stop
Multiple Airlines Logo
3:45 pm - 9:48 pmSAN-TUS
5h 03m1 stop
$353Multiple Airlines
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Fri, Nov 14 - Mon, Nov 17

Frontier flights from Tucson to San Diego

Our best Frontier deals on Tucson to San Diego flight tickets
Frontier
Dec 5
TUS12:30 pmTucson
12h 29m
1 stop
SAN11:59 pmSan Diego
Dec 7
SAN6:25 amSan Diego
11h 41m
1 stop
TUS7:06 pmTucson
$138
Find similar
Frontier
Dec 1
TUS12:48 pmTucson
12h 11m
1 stop
SAN11:59 pmSan Diego
Dec 4
SAN6:25 amSan Diego
9h 48m
1 stop
TUS5:13 pmTucson
$190
Find similar
Frontier
Dec 14
TUS12:30 pmTucson
7h 45m
1 stop
SAN7:15 pmSan Diego
Dec 18
SAN6:25 amSan Diego
8h 16m
1 stop
TUS3:41 pmTucson
$200
Find similar

Southwest flights from Tucson to San Diego

Our best Southwest deals on Tucson to San Diego flight tickets
Southwest
Feb 3
TUS6:10 pmTucson
1h 30m
SAN6:40 pmSan Diego
Feb 4
SAN10:15 amSan Diego
1h 25m
TUS12:40 pmTucson
$197
Find similar
Southwest
Dec 6
TUS3:15 pmTucson
1h 25m
SAN3:40 pmSan Diego
Dec 9
SAN5:45 pmSan Diego
1h 25m
TUS8:10 pmTucson
$208
Find similar
Southwest
Dec 6
TUS11:10 amTucson
6h 05m
1 stop
SAN4:15 pmSan Diego
Dec 9
SAN5:45 pmSan Diego
1h 25m
TUS8:10 pmTucson
$218
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momondo Fare Finder

 
Customize your flight search to find flights from Tucson 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 November 3, 2025.
Use the filters below to find and compare flights from Tucson to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Fri 12/5

12:30 pm-11:59 pm

1 stop12h 29m

San Diego

Sun 12/7

6:25 am-7:06 pm

1 stop11h 41m

$138

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Mon 12/1

12:48 pm-11:59 pm

1 stop12h 11m

San Diego

Thu 12/4

6:25 am-5:13 pm

1 stop9h 48m

$190

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Tue 2/3

6:10 pm-6:40 pm

Nonstop1h 30m

San Diego

Wed 2/4

10:15 am-12:40 pm

Nonstop1h 25m

$197

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Tue 2/3

12:24 pm-7:13 pm

2 stops7h 49m

San Diego

Wed 2/4

1:29 pm-10:27 pm

1 stop7h 58m

$202

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Tue 12/2

4:01 pm-6:25 pm

1 stop3h 24m

San Diego

Mon 12/8

10:07 am-2:05 pm

1 stop2h 58m

$207

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Sat 12/6

3:15 pm-3:40 pm

Nonstop1h 25m

San Diego

Tue 12/9

5:45 pm-8:10 pm

Nonstop1h 25m

$208

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Wed 1/28

6:00 pm-10:47 pm

1 stop5h 47m

San Diego

Sat 1/31

3:45 pm-10:07 pm

1 stop5h 22m

$213

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Wed 2/18

4:05 pm-6:39 pm

1 stop3h 34m

San Diego

Thu 2/19

9:45 am-2:15 pm

1 stop3h 30m

$228

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Fri 12/5

12:30 pm-7:15 pm

1 stop7h 45m

San Diego

Sun 12/7

6:15 am-6:27 pm

2 stops11h 12m

$290

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Fri 11/14

2:20 pm-11:48 pm

1 stop10h 28m

San Diego

Mon 11/17

3:45 pm-9:48 pm

1 stop5h 03m

$353

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 Tucson 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 April, then departing from Tucson during the month September is also very affordable. Most momondo users find prices during this month for around $273.

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

The cheapest day to depart from Tucson 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 $273. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $431. 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 morning when flights can be purchased for as low as $340. Flights at noon are often more expensive with an average ticket price of $341.

What is the cheapest Tucson to San Diego flight route?

Fly from Tucson to San Diego for the best Tucson - 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 Tucson when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $317 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Tucson for as low as $239 on momondo.

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

There is only 1 cabin class available to choose from on Tucson 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 Tucson to San Diego flights?

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

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

As of November 2025, prices for Tucson to San Diego flights are approximately 40% more expensive when compared to flights at the same time last year.

When to book flights from Tucson to San Diego

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

Cheap Tucson to San Diego (TUS to SAN) flight deals and tips

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

Best Price Found

$123

Fastest flight time

1h 20m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Tucson in the past 72 hours is $123. The best round-trip flight deal from Tucson to San Diego found on momondo in the last 72 hours is $282.
The fastest flight from Tucson to San Diego takes 1h 20m
Direct flights go from Tucson to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
Search flight deals

  • How far is Tucson to San Diego by plane?

    There are 362.2 mi between Tucson and San Diego. In terms of flight time, this usually takes a little over 1h 25m.

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

    Prices for flights from Tucson Airport to San Diego Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Tucson Airport to San Diego Airport.

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

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Tucson to San Diego

Compare and see reviews for airlines that fly from Tucson to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $100Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
SouthwestPriceFrom $119Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
American AirlinesPriceFrom $158Free CancellationRating
7.2
11,036 reviews
Search American Airlines flights

  • Southwest Flights From Tucson to San Diego

    Southwest flight deals from Tucson to San Diego start from $119 round-trip. Over the 8 Southwest flights for this route in a normal week, average airfare is usually $336 round-trip - but some users have found much cheaper deals with momondo.

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
Imperial Beach
La Mesa
Poway
Borrego Springs
San Ysidro
Lemon Grove
Alpine
Santee

Why use momondo?

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

It is quick and easy to find Tucson to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

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

momondo does allow users to show only those flights to San Diego from Tucson which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to San Diego from Tucson. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Tucson to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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