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

Direct flights offer convenience by minimizing travel time and avoiding layovers. However, connecting flights can sometimes be more affordable, especially if you are open to longer travel durations. Evaluate your priorities for cost versus convenience when choosing.

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

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices for flights can vary significantly depending on the day of the week or season. Adjusting your departure or return by a few days may reveal more budget-friendly options.

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. Being aware of these additional fees can help you budget accurately for 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 1 day ago

476 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 12, 2026.)

Today’s best flight deals from Tucson to San Diego

Explore current cheapest deals departing from Tucson to San Diego

2026-11-05 – 2026-11-09
TUS - San Diego
41% AI deal score
$149
$208
Round trip
2026-11-19 – 2026-11-26
TUS - San Diego
71% AI deal score
$280
$208
Round trip
2027-01-09 – 2027-01-26
TUS - San Diego
38% AI deal score
$106
$208
Round trip
2027-01-08 – 2027-01-11
TUS - San Diego
37% AI deal score
$119
$238
Round trip
2027-01-01 – 2027-01-09
TUS - San Diego
36% AI deal score
$113
$253
Round trip
2026-10-28 – 2026-10-29
TUS - San Diego
41% AI deal score
$200
$257
Round trip
2026-12-26 – 2026-12-30
TUS - San Diego
36% AI deal score
$156
$296
Round trip
2026-11-06 – 2026-11-08
TUS - San Diego
37% AI deal score
$150
$338
Round trip
2026-10-26 – 2026-10-28
TUS - San Diego
47% AI deal score
$378
$346
Round trip
2026-11-15 – 2026-11-22
TUS - San Diego
43% AI deal score
$280
$362
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 $508–$1048, with a median of $629. Right now, current fares are above the typical level for this route. Only 1% of recent fares were classified as a good price, indicating that finding cheap flights from Tucson to San Diego at a lower price point may require flexibility or advance planning.

If you are looking for the cheapest time to fly from Tucson to San Diego, February stands out with a median fare of just $279. January also offers more affordable options, with a median fare of $484. For summer travel, August presents a median fare of $593, which is still below the overall median for the route.

A typical journey from Tucson to San Diego takes about 50h 52m, including connections. This duration reflects that most itineraries for this route connect at least once. When flights do involve connections, the median number of stopovers is 2.

The route from Tucson to San Diego covers a distance of 590 kilometers, classifying it as a short-haul flight. This means you can expect a relatively quick travel experience, though the typical journey time includes connections.

How much is a round trip from Tucson to San Diego

Regular price: $112 - $358

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 $112 to $358. The current lowest deal is $208 with Southwest Airlines, for travel from Nov 5-Nov 9.

now $208

Low $112

High $358

The cheapest time to fly from Tucson to San Diego

The cheapest month to fly from TUS to SAN is February, with a median price of $279. The most expensive month is July, with a median price of $787. Prices are generally lower from January to December.

February

Cheapest

Flights from $279

July

Most Expensive

Flights from $787

Jan

Feb

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Tucson to San Diego

Southwest Airlines

Last-minute flights going from Tucson to San Diego

Thu, Oct 8

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

United Airlines

$634

$735

One-way

Fri, Oct 9

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

United Airlines

$638

$735

One-way

Sat, Oct 10

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$426

$495

One-way

Sat, Oct 10

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

Alaska Airlines, Inc.

$622

$798

One-way

Sat, Oct 10

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

Alaska Airlines, Inc.

$505

$1,098

One-way

Sat, Oct 10

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

Alaska Airlines, Inc.

$506

$1,113

One-way

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

2 nights

Oct 16 - Oct 18

$622 → $466

25%

3 nights

Oct 16 - Oct 19

$556 → $496

11%

4 nights

Oct 15 - Oct 19

$552 → $496

10%

2 nights

Oct 17 - Oct 19

$504 → $485

Popular Airports to fly from Tucson to San Diego

Tucson - San Diego route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Tucson to San Diego are above the typical level, with a median price of $629.

📅 Best time to fly

February is historically cheapest at $279

Historically, February has the cheapest median fares at $279, followed by January at $484.

⏱️ Flight duration

Connecting flights average 50h 52m

Connecting flights from Tucson to San Diego typically average 50 hours and 52 minutes.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights make up 60% of recent deals, with a median of 2 stopovers.

🏆 Airline highlight

Southwest Airlines offers direct flights

Southwest Airlines is one airline offering direct flights from Tucson to San Diego.

🎯 Booking tip

Deals appear regularly for this route

Deals for flights from Tucson to San Diego appear regularly, typically within a 30-day window.

Tucson main airports to depart from

Tucson International (TUS)

Cheapest

Tucson International Airport is a good option for flights from Tucson to San Diego.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$197

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

San Diego International Airport is a convenient arrival choice for flights from Tucson to San Diego.

📍 ~3 km from San Diego (reachable by car)

💸 Flights from ~$208

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is a convenient alternative for Mexico-bound travelers via the Cross Border Xpress (CBX) terminal.

📍 ~30 km from San Diego (reachable by car)

💸 Flights from ~$787

Business & First Class Flight Deals to San Diego

$800

Save $1,520

Alaska Airlines, Inc.

Business Class

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 also help you identify better deals. Sometimes, flying on weekdays or during off-peak hours may result in lower fares.

Booking flights in advance often provides more options and potentially better prices. However, last-minute deals can sometimes appear, though they are less common. Monitoring price trends for your desired travel period may help you decide when to book.

Comparing nearby airports can sometimes uncover additional flight options or different pricing. While it may add to travel time, the potential savings could be worthwhile. Always factor in ground transportation costs and convenience when considering alternative airports.

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

How much is a round trip from Tucson to San Diego

Regular price: $112 - $358

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 $112 to $358. The current lowest deal is $208 with Southwest Airlines, for travel from Nov 5-Nov 9.

now $208

Low $112

High $358

The cheapest time to fly from Tucson to San Diego

The cheapest month to fly from TUS to SAN is February, with a median price of $279. The most expensive month is July, with a median price of $787. Prices are generally lower from January to December.

February

Cheapest

Flights from $279

July

Most Expensive

Flights from $787

Jan

Feb

Jul

Aug

Sep

Oct

Nov

Dec