Tucson to San Diego flights

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Lowest observed

€133

Average observed

€219

Cheapest month

December 2026

Last checked

18 Sep 2026

Observed fares. Prices may change.

Your next trip, last seen at €133

Lowest observed

12 Dec 2026

United Airlines · 1 stop · One way

Cheapest observed day · Last checked: 18 Sep 2026

Departure

18:10

When to fly

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Find the dates that work for you

The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Short answer

We have seen Southwest Airlines fares from Tucson to San Diego, non-stop. The lowest fare our own searches returned is €133, seen on 18 Sep 2026. The average across the fares we caught is €219. December 2026 is the cheapest month in our observations, at €133. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

Short answer

About this route

Explore the fares we observed from Tucson to San Diego. Prices move often, so pick your dates to see the latest options.

TucsonSan Diego

Route distance: 583 km
Typical journey time: 5h 19m
Airlines seen: Southwest Airlines
Alternative airports: CLD

Route-level information; individual journeys vary.
Published schedules report non-stop service with Southwest Airlines. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Frequently asked

How much is a flight from Tucson to San Diego?

The lowest fare we have observed is €133, found on 18 Sep 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Tucson to San Diego?

In our observations December 2026 is the cheapest month so far, at €133.

Are there direct flights from Tucson to San Diego?

Yes. We have seen non-stop flights on this route, flown by Southwest Airlines.

Which airlines fly from Tucson to San Diego?

These are the carriers we have seen on the route: Southwest Airlines.

How long does the flight from Tucson to San Diego take?

The average journey time across the 89 fares we observed is 5h 52m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide