Your next trip, last seen at €135
Lowest observedAlaska Airlines · 1 stop · One wayWhen to fly
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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.
One-way fare
- Lowest observed
- €135, departing 11 Jan 2027 (Last checked: 6 Nov 2026)One-way fareCheck live prices for this route
- Airlines seen
- Air Canada, Alaska Airlines, Frontier Airlines, Sun Country Airlines, United Airlines, WestJet
- Non-stop
- Yes
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.
- Route distance
- 583 km
- Airlines seen
- Air Canada, Alaska Airlines, Frontier Airlines, Sun Country Airlines, United Airlines, WestJet
- Alternative airports
- CLD
Route-level information; individual journeys vary.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Tucson International Airport (TUS) → Tucson, city gazetteer reference point (32.2226, -110.9747): ≈ 12 km.
- San Diego International Airport (SAN) → San Diego, city gazetteer reference point (32.7153, -117.1573): ≈ 4 km.
- McClellan-Palomar Airport (CLD) → San Diego, city gazetteer reference point (32.7153, -117.1573): ≈ 47 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Observed fares by departure date
| Departure | Fare | Seen on |
|---|---|---|
| €229 | 6 Nov 2026 | |
| €196 | 6 Nov 2026 | |
| €138 | 6 Nov 2026 | |
| €200 | 6 Nov 2026 | |
| €139 | 6 Nov 2026 | |
| €140 | 6 Nov 2026 | |
| €196 | 6 Nov 2026 | |
| €223 | 6 Nov 2026 | |
| €136 | 6 Nov 2026 | |
| €140 | 6 Nov 2026 | |
| €200 | 6 Nov 2026 | |
| €140 | 6 Nov 2026 | |
| €140 | 6 Nov 2026 | |
| €140 | 6 Nov 2026 | |
| €212 | 6 Nov 2026 | |
| €228 | 6 Nov 2026 | |
| €137 | 6 Nov 2026 | |
| €199 | 6 Nov 2026 | |
| €138 | 6 Nov 2026 | |
| €135 | 6 Nov 2026 |
One-way fares. Each row is one price we saw for that departure day on the date shown, not a guaranteed fare.
Lowest one-way fare we saw per airline
Cheapest airline from Tucson to San Diego: Alaska Airlines, €135 (checked 6 Nov 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Alaska Airlines | €135Jan 11, 2027 | 63 |
| Sun Country Airlines | €222Feb 8, 2027 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Tucson to San Diego?
The lowest fare Routavio has observed is €135, found on 6 Nov 2026.
Are there direct flights from Tucson to San Diego?
Yes. Published schedules report non-stop flights on this route with Southwest Airlines.
Which airlines fly from Tucson to San Diego?
Routavio has seen these carriers on the route: Air Canada, Alaska Airlines, Frontier Airlines, Sun Country Airlines, United Airlines, WestJet.
How long does the flight from Tucson to San Diego take?
Across the 94 fares Routavio observed, the average journey time is 7h 55m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which airline has the lowest fare from Tucson to San Diego?
Cheapest airline from Tucson to San Diego: Alaska Airlines, €135 (checked 6 Nov 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.