Skyscanner

Cheap Flights from Tucson to San Diego International

Travellers and cabin class

Compare Tucson to San Diego International flight deals

Find the cheapest month or even day of the year to fly to San Diego International

Book the best San Diego International fare with no extra fees

Flight deals from Tucson to San Diego International

Looking for a cheap last-minute deal or the best return flight from Tucson to San Diego International? Find the lowest prices on one-way and return tickets right here.
San Diego.151 € per passenger.Departing Sun, 1 Jun, returning Wed, 4 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Tucson International on Sun, 1 Jun, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 4 Jun, arriving in Tucson International.Price includes taxes and charges.From 151 €, select.
San Diego.181 € per passenger.Departing Thu, 22 May, returning Mon, 26 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Tucson International on Thu, 22 May, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Mon, 26 May, arriving in Tucson International.Price includes taxes and charges.From 181 €, select.
San Diego.252 € per passenger.Departing Thu, 19 Jun, returning Tue, 1 Jul.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Tucson International on Thu, 19 Jun, arriving in San Diego International.Inbound indirect flight with Southwest Airlines, departs from San Diego International on Tue, 1 Jul, arriving in Tucson International.Price includes taxes and charges.From 252 €, select.
San Diego.254 € per passenger.Departing Tue, 22 Jul, returning Fri, 25 Jul.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Tucson International on Tue, 22 Jul, arriving in San Diego International.Inbound indirect flight with Southwest Airlines, departs from San Diego International on Fri, 25 Jul, arriving in Tucson International.Price includes taxes and charges.From 254 €, select.
San Diego.299 € per passenger.Departing Fri, 5 Dec, returning Mon, 8 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Tucson International on Fri, 5 Dec, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Mon, 8 Dec, arriving in Tucson International.Price includes taxes and charges.From 299 €, select.
San Diego.300 € per passenger.Departing Mon, 17 Nov, returning Thu, 20 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Tucson International on Mon, 17 Nov, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Thu, 20 Nov, arriving in Tucson International.Price includes taxes and charges.From 300 €, select.
San Diego.301 € per passenger.Departing Sun, 3 Aug, returning Fri, 15 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Tucson International on Sun, 3 Aug, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Fri, 15 Aug, arriving in Tucson International.Price includes taxes and charges.From 301 €, select.
San Diego.301 € per passenger.Departing Fri, 24 Oct, returning Mon, 27 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Tucson International on Fri, 24 Oct, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Mon, 27 Oct, arriving in Tucson International.Price includes taxes and charges.From 301 €, select.

Find the cheapest month to fly from Tucson to San Diego International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Tucson to San Diego International flights are currently cheapest in June.
May
from 181 €
Jun
from 151 €
Jul
from 254 €
Aug
from 301 €
Sep
from 533 €
Oct
from 301 €
Nov
from 300 €
Dec
from 299 €
Jan
Find prices
Feb
Find prices
Mar
Find prices
Apr
Find prices

Direct flights from Tucson to San Diego International

Tucson to San Diego International: Alternative routes

Compare routes from Tucson to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

Tucson to San Diego: Flight information

The things to know before you go.
Cheapest flight found151 €
Cheapest month to flyJune
Average flight time1 hr, 22 mins
Most popular airlineSouthwest Airlines
Average flights per week14

Finding cheap flights from Tucson to San Diego International: Frequently asked questions

The best price we found for a return flight from Tucson to San Diego International is 151 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 22 minutes is the average flight time from Tucson to San Diego International.
Southwest Airlines flies direct from Tucson to San Diego International.
As of May 2025, there are 14 flights per week flying from Tucson to San Diego International.
The cheapest month to fly from Tucson to San Diego International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Tucson to San Diego International Airport on Sunday, 1 June 2025.
Yes – the average flight time is 1 hour and 22 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

How to find cheap flights to San Diego (SAN) from Tucson (TUSA)in 2025

Looking for cheap tickets from Tucson to San Diego International? Return tickets start from 151 € and one-way flights to San Diego International from Tucson start from 79 €


Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Tucson to San Diego International. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to San Diego from Tucson from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to San Diego start from 79 € one-way.
  • Set up a Price Alert. You can easily track the fare of your cheap Tucson-San Diego International flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Flex your dates to find the best TUSA-SAN ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to San Diego International from Tucson.
  • Fly without stops. Only interested in direct flights between Tucson and San Diego International? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results. Airlines that fly direct include: Southwest Airlines
  • Find the cheapest Business class flights from Tucson and San Diego International. We scour the internet for the best Business, Premium Economy and First Class flight fares to San Diego, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Tucson to San Diego International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
  • Flexible on when you travel? The cheapest month to fly from Tucson to San Diego International is June.
  • Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Tucson and San Diego International whenever you want.

Combine your flight to San Diego International from Tucson with hotels and car hire

Once you've secured your cheap flight ticket from Tucson to San Diego International, discover the best prices and exclusive rates for hotels in San Diego or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Tucson to San Diego

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.