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$49+ Cheap flights from Tucson to San Diego (TUS - 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — SAN
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheapflights Tip: The best prices from Tucson to San Diego are usually found in September or August, booked 83 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Tucson to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) 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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Southwest)

One-way from

$49
(Southwest)

Popular in

December

Cheapest in

September

Average price

$347

Good round-trip deal

$132 or less

Good one-way deal

$98 or less
Provider with most accurate pricing for Tucson-San Diego flight deals.
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Provider most trusted by Cheapflights users for Tucson-San Diego flights.
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From Tucson to San Diego
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One-way flight from Tucson to San Diego
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Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Tucson to San Diego.
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Price to beat on a one-way flight from Tucson to San Diego.
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Find flight deals from Tucson to San Diego

Cheapest flights from Tucson to San Diego
Explore the most affordable flight options available from Tucson to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This Southwest deal was found by Cheapflights users on 3/20. 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 4/247:45 amTUS - SAN
Nonstop1h 25mSouthwest
Mon 4/288:05 pmSAN - TUS
Nonstop1h 25mSouthwest
Deal found 3/20$97
This American Airlines deal was found by Cheapflights users on 3/21. 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.
Fri 4/115:30 amTUS - SAN
1 stop3h 00mAmerican Airlines
Mon 4/146:29 amSAN - TUS
1 stop3h 18mAmerican Airlines
Deal found 3/21$159
This Delta deal was found by Cheapflights users on 3/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/175:00 pmTUS - SAN
1 stop5h 49mDelta
Mon 4/216:15 amSAN - TUS
1 stop5h 13mDelta
Deal found 3/20$177
This Booking.com deal was found by Cheapflights users on 3/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/312:43 pmTUS - SAN
1 stop23h 12mFrontier
Sat 6/147:16 pmSAN - TUS
1 stop16h 32mFrontier
Deal found 3/20$191
This Orbitz deal was found by Cheapflights users on 3/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2611:59 amTUS - SAN
1 stop12h 21mMultiple Airlines
Wed 4/26:15 amSAN - TUS
2 stops9h 30mMultiple Airlines
Deal found 3/20$399
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 4/1011:31 amTUS - SAN
2 stops20h 08mAlaska Airlines
Mon 4/148:00 amSAN - TUS
1 stop9h 04mAlaska Airlines
Deal found 3/20$417
This United Airlines deal was found by Cheapflights users on 3/19. 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 5/164:20 pmTUS - SAN
2 stops21h 26mUnited Airlines
Sun 5/187:25 pmSAN - TUS
2 stops16h 19mUnited Airlines
Deal found 3/19$561

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
Use the filters below to find and compare flights from Tucson to San Diego that are best for you.

Fly from

Tucson

Fly to

San Diego

Route

Depart

Return

Price

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Thu 4/24

6:05 pm-7:25 pm

Nonstop1h 20m

San Diego

Mon 4/28

8:05 pm-9:30 pm

Nonstop1h 25m

$97

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Fri 4/11

5:30 am-8:30 am

1 stop3h 00m

San Diego

Mon 4/14

6:29 am-9:47 am

1 stop3h 18m

$159

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Thu 4/17

5:00 pm-10:49 pm

1 stop5h 49m

San Diego

Mon 4/21

6:15 am-11:28 am

1 stop5h 13m

$177

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Tue 6/3

12:43 pm-11:55 am

1 stop23h 12m

San Diego

Sat 6/14

7:16 pm-11:48 am

1 stop16h 32m

$191

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Thu 4/17

4:25 pm-7:35 am

1 stop15h 10m

San Diego

Thu 4/24

6:15 am-11:18 pm

2 stops17h 03m

$399

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Fri 5/16

4:20 pm-1:46 pm

2 stops21h 26m

San Diego

Sun 5/18

7:25 pm-11:44 am

2 stops16h 19m

$561

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Wed 5/21

5:35 pm-6:55 pm

Nonstop1h 20m

$49

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Wed 4/23

5:13 pm-9:37 pm

1 stop4h 24m

$80

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Thu 4/24

5:14 pm-11:43 pm

1 stop6h 29m

$89

TucsonSan Diego

TUS - SAN

TUSSAN

Tucson

Tue 6/17

12:43 pm-6:16 pm

1 stop5h 33m

$90

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 12 results
1
2

Compare providers for flights from Tucson 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 Tucson to San Diego in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Tucson-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tucson-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 Tucson-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 Tucson to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Tucson 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 Tucson to San Diego

How far ahead should I book a flight from Tucson to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Tucson to San Diego. Price data was last updated on March 14, 2025.

The price you pay for your flight from Tucson to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 56 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 Tucson to San Diego?

Currently, August is the cheapest month in which you can book a flight from Tucson to San Diego (average of $286). Flying from Tucson 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 TUS to SAN?

Find hourly flight availability from Tucson 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 March 21, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Tucson to San Diego by exploring options for tickets at noon.

What is the cheapest day to fly from Tucson to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Tucson to San Diego. Price data was last updated on March 16, 2025.

Travelers seeking maximum savings on their Tucson to San Diego flight should consider departing on Tuesday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 March 21, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Tucson to San Diego by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,281 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,281 reviews
Southwest
8.1
Very good
4,281 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,759 reviews
Southwest
8.1
Very good
4,281 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,281 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,281 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,281 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Tucson 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 airports do I use to fly from Tucson to San Diego?

    Booking a flight from Tucson (TUS) to San Diego (SAN) is your only option if you wish to fly from Tucson to San Diego. On a typical day, there is 1 flight from Tucson to San Diego, all of which are around 1h 15m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Tucson to San Diego.

  • What are the cheapest airlines flying from Tucson to San Diego round-trip?

    Cheapflights users have booked flights from Tucson to San Diego round-trip from $97. Other airlines that can offer you cheap pricing are American Airlines, from $159, and Delta, from $177. Southwest is currently priced 69% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Tucson to San Diego are Southwest ($49), American Airlines ($80), and Delta ($89).

  • What are the cheapest flights from Tucson to San Diego?

    On average you can expect to pay $262 for a flight from Tucson to San Diego. The cheapest flight overall is $58 while the most popular route, (Tucson - San Diego) is currently priced at $97.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Tucson 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 Tucson to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Tucson to San Diego (average of $286). Flying from Tucson 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 Tucson?

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

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Top 3 airlines flying from Tucson to San Diego

Discover the top 3 airlines that operate flights from Tucson 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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$117Average$334FlexibilityNo cancel feeOn-time63%
DeltaCheapest$156Average$287FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$192Average$325FlexibilityNo cancel feeOn-time71%
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