HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tucson

$74+ Cheap flights from San Diego to Tucson (SAN - TUS)

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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — TUS
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Tucson 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 San Diego to Tucson are usually found in April or February, booked 74 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from San Diego to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Tucson (TUS). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$157
(Kiwi.com)

One-way from

$74
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$303

Good round-trip deal

$197 or less

Good one-way deal

$200 or less
Provider with most accurate pricing for San Diego-Tucson flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Tucson flights.
Search Deals
From San Diego to Tucson
Search Deals
One-way flight from San Diego to Tucson
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from San Diego to Tucson.
Search Deals
Price to beat on a one-way flight from San Diego to Tucson.
Search Deals

Find flight deals from San Diego to Tucson

Cheapest flights from San Diego to Tucson
Explore the most affordable flight options available from San Diego to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:38 pm
SAN
-
TUS
1 stop21h 00m
Frontier
Sun 3/19:20 pm
TUS
-
SAN
1 stop16h 45m
Frontier
Deal found 1/15$157
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/110:51 am
SAN
-
TUS
1 stop4h 43m
Frontier
Fri 2/68:50 pm
TUS
-
SAN
2 stops27h 41m
Frontier
Deal found 1/13$172
This Mytrip deal was found by Cheapflights users on 1/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2211:49 am
SAN
-
TUS
1 stop22h 28m
Frontier
Thu 1/299:49 pm
TUS
-
SAN
1 stop12h 37m
Frontier
Deal found 1/14$190
This Mytrip deal was found by Cheapflights users on 1/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2911:49 am
SAN
-
TUS
1 stop22h 28m
Frontier
Sun 2/19:59 pm
TUS
-
SAN
1 stop11h 52m
Frontier
Deal found 1/15$204
This Booking.com deal was found by Cheapflights users on 1/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3110:34 am
SAN
-
TUS
1 stop23h 43m
Frontier
Sun 2/19:59 pm
TUS
-
SAN
1 stop11h 52m
Frontier
Deal found 1/15$207
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:25 am
SAN
-
TUS
2 stops11h 22m
Frontier
Fri 2/271:33 pm
TUS
-
SAN
1 stop6h 50m
Frontier
Deal found 1/13$209
This Delta deal was found by Cheapflights users on 1/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:35 am
SAN
-
TUS
1 stop3h 56m
Delta
Tue 2/177:14 am
TUS
-
SAN
1 stop3h 41m
Delta
Deal found 1/12$217
This Mytrip deal was found by Cheapflights users on 1/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:38 pm
SAN
-
TUS
1 stop21h 00m
Frontier
Sun 2/222:18 pm
TUS
-
SAN
1 stop10h 41m
Frontier
Deal found 1/13$225
This Southwest deal was found by Cheapflights users on 1/12. 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.
Wed 2/184:35 pm
SAN
-
TUS
Nonstop1h 20m
Southwest
Sat 2/215:55 pm
TUS
-
SAN
1 stop6h 00m
Southwest
Deal found 1/12$231

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Tucson 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 January 15, 2026.
Use the filters below to find and compare flights from San Diego to Tucson that are best for you.

Fly from

San Diego

Fly to

Tucson

Route

Depart

Return

Price

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Thu 1/22

11:49 am-11:17 am

1 stop22h 28m

Tucson

Sun 1/25

9:59 pm-8:51 am

1 stop11h 52m

$245

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Mon 3/23

5:01 pm-9:55 pm

1 stop4h 54m

Tucson

Wed 3/25

5:04 pm-11:48 pm

1 stop6h 44m

$251

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Mon 3/23

6:40 am-11:25 am

1 stop4h 45m

Tucson

Mon 3/23

6:45 pm-9:35 pm

1 stop2h 50m

$261

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Fri 2/27

6:15 am-11:59 pm

1 stop16h 44m

Tucson

Tue 3/3

6:00 am-11:03 pm

1 stop18h 03m

$267

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Fri 2/27

6:15 am-11:59 pm

1 stop16h 44m

Tucson

Sun 3/1

6:00 am-11:03 pm

1 stop18h 03m

$267

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Thu 3/12

6:15 am-10:59 pm

1 stop16h 44m

Tucson

Mon 3/16

3:43 pm-4:46 pm

1 stop25h 03m

$267

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Wed 2/18

2:00 pm-8:50 pm

2 stops5h 50m

Tucson

Sat 2/21

3:50 pm-10:15 pm

1 stop7h 25m

$270

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Tue 3/10

8:40 am-10:10 am

Nonstop1h 30m

Tucson

Sat 3/14

5:10 pm-6:40 pm

Nonstop1h 30m

$279

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Wed 2/18

6:24 am-12:18 pm

1 stop4h 54m

Tucson

Sun 2/22

4:03 pm-6:52 pm

1 stop3h 49m

$283

San DiegoTucson

SAN - TUS

SANTUS

San Diego

Fri 2/27

6:15 am-11:59 pm

1 stop16h 44m

Tucson

Fri 3/6

6:00 am-11:03 pm

1 stop18h 03m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 18 results
1
2

Compare providers for flights from San Diego to Tucson

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 San Diego to Tucson in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 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 San Diego-Tucson flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-Tucson flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Diego-Tucson flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Tucson flights, Cheapflights users trust eDreams the most. eDreams 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 San Diego-Tucson 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 San Diego to Tucson

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Tucson. Price data was last updated on January 9, 2026.

The best time to book flights from San Diego to Tucson is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego to Tucson?

Currently, November is the cheapest month in which you can book a flight from San Diego to Tucson (average of $94). Flying from San Diego to Tucson in June is currently the most expensive (average of $185). 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 SAN to TUS?

Find hourly flight availability from San Diego to Tucson. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 15, 2026.

When flying from San Diego to Tucson, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 18% versus a flight at noon.

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated January 15, 2026.
Get a feel of what it's like to fly with Southwest and American Airlines from San Diego to Tucson by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,136 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Tucson. 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 San Diego to Tucson?

    To fly from San Diego to Tucson, you need to book a flight from San Diego (SAN) to Tucson (TUS). Nonstop flights to Tucson from San Diego take 1h 20m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from San Diego to Tucson offered by 2 different airlines.

  • How popular is this San Diego to Tucson flight route?

    This flight path from San Diego to Tucson was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Diego to Tucson?

    There are many flights that can get you from San Diego to Tucson in 4h 45m. Fly via Frontier, Delta, or Southwest to get the fastest option. San Diego and Tucson are separated by a distance of 367 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Southwest ($117), and American Airlines ($206) offers the cheapest pricing from San Diego to Tucson. These flights start at 64% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from San Diego to Tucson are Southwest ($63), Frontier ($67), and Delta ($88).

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

    On average you can expect to pay $317 for a flight from San Diego to Tucson. The cheapest flight overall is $98 while the most popular route, (San Diego - Tucson) is currently priced at $217.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Diego to Tucson (average of $94). Flying from San Diego to Tucson in June is currently the most expensive (average of $185). 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
Sierra Vista
Green Valley

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Diego to Tucson

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Las Vegas flights
Los Angeles to Las Vegas flights
Burbank to Las Vegas flights
Santa Ana to Las Vegas flights
San Francisco to Sky Harbor Intl flights
Los Angeles to Sky Harbor Intl flights
San Jose to Las Vegas flights
Ontario to Las Vegas flights
Sacramento to Las Vegas flights
Oakland to Las Vegas flights
Ontario to Sky Harbor Intl flights
San Diego to Las Vegas flights
Santa Ana to Sky Harbor Intl flights
San Jose to Sky Harbor Intl flights
Burbank to Sky Harbor Intl flights
Sacramento to Sky Harbor Intl flights
Santa Rosa to Las Vegas flights
Stockton to Las Vegas flights
San Diego to Sky Harbor Intl flights
Fresno to Las Vegas flights
Oakland to Sky Harbor Intl flights
Los Angeles to Tucson flights
Reno to Las Vegas flights
Las Vegas to Sky Harbor Intl flights
Santa Rosa to Sky Harbor Intl flights
Fresno to Sky Harbor Intl flights
Reno to Sky Harbor Intl flights
Long Beach to Las Vegas flights
San Francisco to Tucson flights
San Francisco to Phoenix-Mesa Gateway flights
Palm Springs to Las Vegas flights
Ontario to Tucson flights
San Luis Obispo to Las Vegas flights
Santa Ana to Tucson flights
Las Vegas to Tucson flights
Palm Springs to Sky Harbor Intl flights
Santa Barbara to Sky Harbor Intl flights
San Luis Obispo to Sky Harbor Intl flights
Santa Barbara to Las Vegas flights
Long Beach to Sky Harbor Intl flights
Monterey to Sky Harbor Intl flights
Medford to Sky Harbor Intl flights
Monterey to Las Vegas flights
Sacramento to Tucson flights
Medford to Las Vegas flights
Las Vegas to Phoenix-Mesa Gateway flights
Burbank to Tucson flights
Los Angeles to Phoenix-Mesa Gateway flights
San Jose to Tucson flights

Top 2 airlines flying from San Diego to Tucson

Discover the top 2 airlines that operate flights from San Diego to Tucson. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$117Average$325FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$206Average$351FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.