What percentage of Tucson to San Diego flights are direct?

Across the trailing quarter, approximately 30% of flights from Tucson to San Diego were direct. This indicates that a significant portion of travelers on this route will typically have at least one stopover. For flights with connections, the median number of stopovers observed was 2. Travelers prioritizing direct routes may find fewer options available.

How long does it take to fly from Tucson to San Diego?

A direct flight from Tucson to San Diego typically takes about 1 hour and 18 minutes, covering a distance of 590 kilometers. For flights with one stop, the median travel time increases considerably to approximately 5 hours and 11 minutes. This difference highlights the convenience of direct routes for this journey. Travelers should account for these varying durations when planning their trip.

Are there frequently good prices on flights from Tucson to San Diego?

Historically, good prices on flights from Tucson to San Diego are frequent. This route consistently offers favorable fares, making it a reliable option for budget-conscious travelers. The consistent availability of good deals suggests that with some flexibility, travelers can often find attractive prices. This trend has been observed across the trailing 30 days of pricing data.

Flights From Tucson

To San Diego

Cheap Flights from Tucson to San Diego

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Tucson

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Prices updated 1 day ago

461 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Tucson to San Diego

Explore current cheapest deals departing from Tucson to San Diego

2026-10-24 – 2026-10-27
TUS - San Diego
41% AI deal score
$197
$236
Round trip
2026-10-24 – 2026-10-31
TUS - San Diego
41% AI deal score
$187
$236
Round trip
2026-10-15 – 2026-10-19
TUS - San Diego
41% AI deal score
$198
$238
Round trip
2026-10-15 – 2026-10-22
TUS - San Diego
71% AI deal score
$351
$246
Round trip
2027-01-08 – 2027-01-11
TUS - San Diego
36% AI deal score
$134
$253
Round trip
2026-10-23 – 2026-10-26
TUS - San Diego
41% AI deal score
$197
$255
Round trip
2026-10-01 – 2026-10-31
TUS - San Diego
49% AI deal score
$297
$256
Round trip
2027-01-01 – 2027-01-09
TUS - San Diego
42% AI deal score
$247
$263
Round trip
2026-11-17 – 2026-11-24
TUS - San Diego
46% AI deal score
$288
$267
Round trip
2026-11-20 – 2026-11-23
TUS - San Diego
46% AI deal score
$298
$270
Round trip

Tucson to San Diego: Overview

Insights for flights from Tucson to San Diego

For those seeking cheap flights from Tucson to San Diego, prices typically range from $307–$1031, with a median of $359. Right now, fares are below the typical level, and about 3% of recent fares were classified as a good price. New deals appear almost daily, suggesting frequent opportunities to find favorable pricing.

A typical journey from Tucson to San Diego takes about 5h 4m, including connections. This duration accounts for itineraries that involve at least one stopover, which is common for this route.

If you are looking for the cheapest time to fly from Tucson to San Diego, November stands out with a median fare of $286. April is also a strong contender, offering a median fare of $287. Additionally, September presents another affordable option, with a median fare of $297.

Most itineraries from Tucson to San Diego connect at least once, with only 0.3% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 2, which contributes to the overall journey time.

The distance between Tucson and San Diego is 590 km, classifying this as a short-haul route. This means you can expect a relatively brief travel experience, even with connections.

How much is a round trip from Tucson to San Diego

Regular price: $139 - $351

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

The regular price range for this route is between $139 and $351. The current lowest deal is $236 with Southwest Airlines for travel from Oct 24-Oct 27.

now $236

Low $139

High $351

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

Alaska Airlines, Inc.

Southwest Airlines

American Airlines

United Airlines

Last-minute flights going from Tucson to San Diego

Tue, Sep 15

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$423

$469

One-way

Wed, Sep 16

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$423

$469

One-way

Thu, Sep 17

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$439

$467

One-way

Thu, Sep 17

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$465

$546

One-way

Fri, Sep 18

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$464

$466

One-way

Sat, Sep 19

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$375

$414

One-way

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

7 nights

Oct 15 - Oct 22

$350 → $245

30%

2 nights

Oct 24 - Oct 26

$367 → $276

25%

3 nights

Oct 31 - Nov 3

$365 → $285

22%

3 nights

Oct 28 - Oct 31

$365 → $285

22%

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 $236.

📅 Best time to fly

November offers the lowest median prices

Historically, November, April, and September offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 5h 4m

Connecting flights from Tucson to San Diego typically have a median duration of 5h 4m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant, making up 70% of recent deals on this route.

🏆 Airline highlight

Alaska Airlines offers many direct deals

Alaska Airlines, Southwest Airlines, and American Airlines offer the most direct deals.

🎯 Booking tip

Deals are frequent on this route

Deals from Tucson to San Diego are frequent, appearing often over the last 30 days.

Tucson main airports to depart from

Tucson International (TUS)

Cheapest

Tucson International Airport is a convenient departure point 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 its proximity to San Diego.

📍 ~3 km from city center (reachable by car)

💸 Flights from ~$197

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

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

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

💸 Flights from ~$641

Business & First Class Flight Deals to San Diego

Discover luxury on the budget with premium cabin class on flights from Tucson to San Diego.

Elite

Best Elite deals to San Diego

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From TUS

Elite

Dec 18

San Diego, United States

81% AI deal score

$2,045

$752

Save $1,293

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Nov 20

San Diego, United States

81% AI deal score

$2,000

$759

Save $1,241

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Oct 15

San Diego, United States

80% AI deal score

$2,240

$636

Save $1,604

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Jan 08

San Diego, United States

80% AI deal score

$1,727

$672

Save $1,055

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Oct 01

San Diego, United States

80% AI deal score

$2,236

$853

Save $1,383

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Sep 29

San Diego, United States

80% AI deal score

$2,451

$938

Save $1,513

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Sep 24

San Diego, United States

80% AI deal score

$2,460

$962

Save $1,498

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Sep 24

San Diego, United States

80% AI deal score

$2,744

$1,055

Save $1,689

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Dec 14

San Diego, United States

78% AI deal score

$2,076

$672

Save $1,404

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Sep 17

San Diego, United States

78% AI deal score

$3,083

$968

Save $2,115

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Nov 24

San Diego, United States

77% AI deal score

$1,956

$672

Save $1,284

Alaska Airlines, Inc.

Business Class

From TUS

Elite

Dec 06

San Diego, United States

77% AI deal score

$2,009

$672

Save $1,337

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to San Diego

Historically, the best prices for flights from Tucson to San Diego are found when booking 60+ days in advance. The average price for tickets booked within this window was $328 across the trailing quarter. In contrast, booking 0-6 days before departure typically saw prices rise significantly, averaging around $1254. For optimal savings, consider securing your flight at least two months before your intended travel date.

A good deal for a flight from Tucson to San Diego is considered to be $307 or less. This threshold is based on historical pricing data from the trailing 90 days, representing the 25th percentile of prices observed. The median price for this route during the same period was $359, while prices at the 75th percentile reached $1031. Aiming for prices at or below $307 will typically secure a favorable fare.

Historically, the cheapest months to fly from Tucson to San Diego are November, April, and September. In November, the median price was $286, and in April, it was $287. The overall annual median price for this route is $359. While September also shows a median of $297, it was also identified as the most expensive month in some historical data, indicating price variability. Travelers seeking the lowest fares should consider these months.

Related routes

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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 about 5h 4m, including connections. This duration accounts for itineraries that involve at least one stopover, which is common for this route.

The distance between Tucson and San Diego is 590 km, classifying this as a short-haul route. This means you can expect a relatively brief travel experience, even with connections.

How much is a round trip from Tucson to San Diego

Regular price: $139 - $351

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

The regular price range for this route is between $139 and $351. The current lowest deal is $236 with Southwest Airlines for travel from Oct 24-Oct 27.

now $236

Low $139

High $351

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

Alaska Airlines, Inc.

Southwest Airlines

American Airlines

United Airlines

Last-minute flights going from Tucson to San Diego

Tue, Sep 15

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$423

$469

One-way

Wed, Sep 16

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$423

$469

One-way

Thu, Sep 17

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (CLD)

United Airlines

$439

$467

One-way

Thu, Sep 17

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$465

$546

One-way

Fri, Sep 18

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$464

$466

One-way

Sat, Sep 19

⌛ Last-Minute

TUS - San Diego

Tucson (TUS) - San Diego (SAN)

American Airlines

$375

$414

One-way

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

7 nights

Oct 15 - Oct 22

$350 → $245

30%

2 nights

Oct 24 - Oct 26

$367 → $276

25%

3 nights

Oct 31 - Nov 3

$365 → $285

22%

3 nights

Oct 28 - Oct 31

$365 → $285

22%

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 $236.

📅 Best time to fly

November offers the lowest median prices

Historically, November, April, and September offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 5h 4m

Connecting flights from Tucson to San Diego typically have a median duration of 5h 4m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant, making up 70% of recent deals on this route.

🏆 Airline highlight

Alaska Airlines offers many direct deals

Alaska Airlines, Southwest Airlines, and American Airlines offer the most direct deals.

🎯 Booking tip

Deals are frequent on this route

Deals from Tucson to San Diego are frequent, appearing often over the last 30 days.

Tucson main airports to depart from

Tucson International (TUS)

Cheapest

Tucson International Airport is a convenient departure point 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 its proximity to San Diego.

📍 ~3 km from city center (reachable by car)

💸 Flights from ~$197

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

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

San Diego, United States

77% AI deal score

$2,009

$672

Save $1,337

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to San Diego

Cheap Flights from Tucson to San Diego

Today’s best flight deals from Tucson to San Diego

Tucson to San Diego: Overview

Insights for flights from Tucson to San Diego

How much is a round trip from Tucson to San Diego

The cheapest time to fly from Tucson to San Diego

Direct flights from Tucson to San Diego

Last-minute flights going from Tucson to San Diego

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

Popular Airports to fly from Tucson to San Diego

Tucson - San Diego route insights

Recent fares are below the typical level

November offers the lowest median prices

Connecting flights average 5h 4m

Connecting flights are dominant

Alaska Airlines offers many direct deals

Deals are frequent on this route

Tucson main airports to depart from

San Diego main airports to arrive at

Airports nearby San Diego used as alternative

Business & First Class Flight Deals to San Diego

Best Elite deals to San Diego

Dec 18

Nov 20

Oct 15

Jan 08

Oct 01

Sep 29

Sep 24

Sep 24

Dec 14

Sep 17

Nov 24

Dec 06

Frequently Asked Questions About Flights to San Diego

How early should I book Tucson to San Diego flights to get the cheapest price?

How do I know if a Tucson to San Diego flight is a good deal?

When is the cheapest time of year to fly from Tucson to San Diego?

What percentage of Tucson to San Diego flights are direct?

How long does it take to fly from Tucson to San Diego?

Are there frequently good prices on flights from Tucson to San Diego?

Related routes

More routes from Tucson

Flights to San Diego from other cities

Tucson to San Diego: Overview

Insights for flights from Tucson to San Diego

How much is a round trip from Tucson to San Diego

The cheapest time to fly from Tucson to San Diego

Direct flights from Tucson to San Diego

Last-minute flights going from Tucson to San Diego

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

Popular Airports to fly from Tucson to San Diego

Tucson - San Diego route insights

Recent fares are below the typical level

November offers the lowest median prices

Connecting flights average 5h 4m

Connecting flights are dominant

Alaska Airlines offers many direct deals

Deals are frequent on this route

Tucson main airports to depart from

San Diego main airports to arrive at

Airports nearby San Diego used as alternative

Business & First Class Flight Deals to San Diego

Best Elite deals to San Diego

Dec 18

Nov 20

Oct 15

Jan 08

Oct 01

Sep 29

Sep 24

Sep 24

Dec 14

Sep 17

Nov 24

Dec 06

Frequently Asked Questions About Flights to San Diego

How early should I book Tucson to San Diego flights to get the cheapest price?

How do I know if a Tucson to San Diego flight is a good deal?

When is the cheapest time of year to fly from Tucson to San Diego?