Are direct flights from Tucson to San Diego always the best option?

Direct flights offer convenience and save time, but they are not always the cheapest option. Flights with layovers can sometimes be more affordable, especially if you are flexible with your schedule. Consider your priorities for cost versus travel time.

Can flexible travel dates help on Tucson to San Diego flights?

Yes, being flexible with your travel dates can often lead to finding more budget-friendly flights. Prices can vary significantly between different days of the week or even within the same week. Weekday travel may sometimes be less expensive than weekend travel.

What extra costs should I check before booking Tucson to San Diego flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. These additional fees can impact the total price of your trip.

Flights From Tucson

To San Diego

Cheap Flights from Tucson to San Diego

Browse current best options from Tucson. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Tucson

RatePunk searches hundreds of travel sites at once for deals on flights to San Diego

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Tucson to San Diego

Explore current cheapest deals departing from Tucson to San Diego

2026-11-10 – 2026-11-17
TUS - San Diego
76% AI deal score
$319
$190
Round trip
2026-10-12 – 2026-10-14
TUS - San Diego
46% AI deal score
$214
$191
Round trip
2026-08-13 – 2026-08-18
TUS - San Diego
40% AI deal score
$160
$215
Round trip
2026-08-19 – 2026-08-22
TUS - San Diego
40% AI deal score
$163
$215
Round trip
2026-08-08 – 2026-08-11
TUS - San Diego
40% AI deal score
$168
$215
Round trip
2026-08-06 – 2026-08-13
TUS - San Diego
40% AI deal score
$153
$215
Round trip
2026-08-06 – 2026-08-10
TUS - San Diego
40% AI deal score
$169
$215
Round trip
2026-08-10 – 2026-08-12
TUS - San Diego
40% AI deal score
$168
$215
Round trip
2026-08-15 – 2026-08-19
TUS - San Diego
40% AI deal score
$163
$215
Round trip
2026-08-24 – 2026-08-27
TUS - San Diego
40% AI deal score
$159
$215
Round trip

Tucson to San Diego: Overview

Insights for flights from Tucson to San Diego

Fares for flights from Tucson to San Diego typically range from $307–$1031, with a median of $359. Right now, fares are below the typical level, and only 3% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find cheap flights from Tucson to San Diego.

If you are looking for the cheapest time to fly from Tucson to San Diego, consider traveling in November, when the median fare is $286. April also presents a good option with a median fare of $287, followed by September at $297.

A typical journey from Tucson to San Diego takes 5h 4m, including connections. Most itineraries connect at least once, with the median number of stopovers for connecting flights being 2.

The route from Tucson to San Diego covers a distance of 590 km, classifying it as a short-haul flight.

How much is a round trip from Tucson to San Diego

Regular price: $136 - $354

Prices for flights from Tucson to San Diego are currently within the regular range.

The regular price range for flights from Tucson to San Diego is between $136 and $354. The current lowest deal is $156 with Southwest Airlines for travel from Nov 19-Nov 26.

now $156

Low $136

High $354

The cheapest time to fly from Tucson to San Diego

The cheapest month to fly from TUS to SAN is January, with a median price of $278. The most expensive month is June, with a median price of $1230. Prices are generally lower from January to November.

January

Cheapest

Flights from $278

June

Most Expensive

Flights from $1,230

Jan

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Tucson to San Diego

United Airlines

Alaska Airlines, Inc.

Last-minute flights going from Tucson to San Diego

Sat, Aug 1

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$521

$439

One-way

Tue, Aug 4

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$407

$370

One-way

Tue, Aug 4

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$363

$419

One-way

Wed, Aug 5

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$332

$419

One-way

Thu, Aug 6

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

Southwest Airlines

$145

$350

One-way

Thu, Aug 6

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$372

$418

One-way

Biggest price drops on these dates for flights from Tucson to San Diego

4 nights

Aug 13 - Aug 17

$319 → $172

46%

3 nights

Oct 10 - Oct 13

$369 → $239

35%

3 nights

Oct 16 - Oct 19

$374 → $254

32%

7 nights

Dec 14 - Dec 21

$341 → $231

32%

Popular Airports to fly from Tucson to San Diego

Tucson - San Diego route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Tucson to San Diego are below the typical level at $156.

📅 Best time to fly

Fly in November for the best prices

Historically, November is the cheapest month to fly from Tucson to San Diego, at $286.

⏱️ Flight duration

Connecting flights take 5h 4m

The typical flight duration with connections from Tucson to San Diego is 5h 4m.

✈️ Airlines & availability

Connecting flights are dominant

Only 30% of recent fares from Tucson to San Diego are for direct flights.

🏆 Airline highlight

Southwest Airlines has a deal for $156

Southwest Airlines offers a flight for $156 from Tucson to San Diego (Nov 19-Nov 26).

🎯 Booking tip

Deals are frequent on this route

Deals on flights from Tucson to San Diego are frequent, appearing every 30 days.

Tucson main airports to depart from

Tucson International (TUS)

Cheapest

Tucson International Airport (TUS) is a convenient option for flights from Tucson to San Diego.

📍 ~12 km from city center

💸 Flights from ~$211

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

San Diego International Airport is a convenient arrival choice for reaching San Diego directly from Tucson.

📍 ~5 km from San Diego (reachable by car)

💸 Flights from ~$211

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is a useful alternative for travelers heading to Mexico, offering direct access via the Cross Border Xpress (CBX).

📍 ~25 km from San Diego (reachable by car, requires valid passport and CBX fee)

💸 Flights from ~$553

Business & First Class Flight Deals to San Diego

76% AI deal score

$1,096

$639

Save $457

Frequently Asked Questions About Flights to San Diego

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance, often several weeks or months before your intended travel date, can sometimes lead to lower prices. However, prices can fluctuate, so monitoring fares is usually a good strategy. Mid-week bookings might also offer different pricing.

Comparing nearby airports can sometimes uncover alternative flight options or potentially lower fares. While it may add to your ground travel time, the savings on airfare could be significant. Always factor in the total cost and convenience.

Related routes

More routes from Tucson

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Flights to San Diego from other cities

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Tucson to San Diego: Overview

Insights for flights from Tucson to San Diego

A typical journey from Tucson to San Diego takes 5h 4m, including connections. Most itineraries connect at least once, with the median number of stopovers for connecting flights being 2.

The route from Tucson to San Diego covers a distance of 590 km, classifying it as a short-haul flight.

How much is a round trip from Tucson to San Diego

Regular price: $136 - $354

Prices for flights from Tucson to San Diego are currently within the regular range.

The regular price range for flights from Tucson to San Diego is between $136 and $354. The current lowest deal is $156 with Southwest Airlines for travel from Nov 19-Nov 26.

now $156

Low $136

High $354

The cheapest time to fly from Tucson to San Diego

The cheapest month to fly from TUS to SAN is January, with a median price of $278. The most expensive month is June, with a median price of $1230. Prices are generally lower from January to November.

January

Cheapest

Flights from $278

June

Most Expensive

Flights from $1,230

Jan

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec