What percentage of Phoenix to San Diego flights are direct?

In the trailing 90 days, 31.3% of flights from Phoenix to San Diego were direct. For flights that included stopovers, the median number of stopovers was 1. This indicates that while direct options are available, a significant portion of flights on this route involve at least one stop. Travelers preferring direct flights should be aware of this distribution.

How long is the flight from Phoenix to San Diego?

The median direct flight time from Phoenix to San Diego is 1 hour and 17 minutes. This route covers a distance of 489 kilometers. For flights with one stop, the median travel time increases significantly to 9 hours and 17 minutes. Travelers should factor in these duration differences when planning their journey, especially if considering connecting flights.

Should I set a price alert for Phoenix to San Diego flights?

Historically, flights from Phoenix to San Diego are frequently discounted. This route is classified as one with frequent price changes, making it beneficial to track prices. Setting a price alert can help travelers identify when fares drop, potentially leading to savings. This recommendation is based on price trends observed over the trailing 30 days.

Flights From Phoenix

To San Diego

Cheap Flights from Phoenix to San Diego

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Deals from

Phoenix

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

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 Phoenix to San Diego

Explore current cheapest deals departing from Phoenix to San Diego

2026-11-03 – 2026-11-05
PHX - San Diego
73% AI deal score
$85
$47
Round trip
2026-10-08 – 2026-10-15
PHX - San Diego
73% AI deal score
$83
$48
Round trip
2026-10-14 – 2026-10-21
PHX - San Diego
73% AI deal score
$83
$48
Round trip
2026-11-07 – 2026-11-14
PHX - San Diego
72% AI deal score
$81
$48
Round trip
2026-11-07 – 2026-11-10
PHX - San Diego
73% AI deal score
$85
$48
Round trip
2026-11-16 – 2026-11-18
PHX - San Diego
73% AI deal score
$89
$48
Round trip
2026-11-17 – 2026-11-19
PHX - San Diego
73% AI deal score
$88
$48
Round trip
2026-10-15 – 2026-10-17
PHX - San Diego
73% AI deal score
$88
$49
Round trip
2026-10-29 – 2026-10-31
PHX - San Diego
72% AI deal score
$87
$50
Round trip
2026-10-06 – 2026-10-10
PHX - San Diego
72% AI deal score
$89
$51
Round trip

Phoenix to San Diego: Overview

Insights for flights from Phoenix to San Diego

The route from Phoenix to San Diego covers a distance of 489 kilometers, classifying it as a short-haul flight. This means you can expect a relatively quick journey between the two cities. For travelers seeking cheap flights from Phoenix to San Diego, prices are typically $137–$418, with a median of $255. Right now, fares are near the typical level, and about 4% of recent fares were classified as a good price.

When considering the cheapest time to fly from Phoenix to San Diego, April and May stand out as the most affordable months, both with a median fare of $46. December also offers competitive pricing, with a median fare of $75. New deals appear almost daily, providing frequent opportunities to find favorable prices.

A typical journey from Phoenix to San Diego takes approximately 1h 17m. However, most itineraries connect at least once, so if you are flying with a connection, the median journey time is significantly longer, at 11h 36m. Only 31.3% of recent fares for this route were for non-stop flights, indicating that many travelers will have at least one stopover.

Most itineraries on this route connect at least once, with most itineraries connecting at least once. For those itineraries that do include a stop, the typical number of connections is 1. This means that while direct flights from Phoenix to San Diego are available, you are more likely to find options that involve a layover.

How much is a round trip from Phoenix to San Diego

Regular price: $67 - $168

Prices for flights from Phoenix to San Diego are currently below the regular range.

The regular price range for flights from Phoenix to San Diego is between $67 and $168. The current lowest deal is $47 with Frontier Airlines for travel from Oct 6-Oct 10.

now $47

Low $67

High $168

The cheapest time to fly from Phoenix to San Diego

The cheapest month to fly from Phoenix to San Diego is April, with a median price of $63. The most expensive month is June, with a median price of $321. Prices are generally lower from January to December.

April

Cheapest

Flights from $63

June

Most Expensive

Flights from $321

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Phoenix to San Diego

Frontier Airlines

Last-minute flights going from Phoenix to San Diego

Fri, Sep 18

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$337

$277

One-way

Fri, Oct 2

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$192

$105

One-way

Sat, Oct 3

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$193

$73

One-way

Mon, Oct 5

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$183

$75

One-way

Tue, Oct 6

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$89

$51

One-way

Tue, Oct 6

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$89

$51

One-way

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

3 nights

Oct 3 - Oct 6

$189 → $74

61%

5 nights

Oct 5 - Oct 10

$183 → $76

58%

4 nights

Oct 2 - Oct 6

$192 → $106

45%

14 nights

Oct 6 - Oct 20

$152 → $91

40%

Popular Airports to fly from Phoenix to San Diego

Phoenix - San Diego route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from Phoenix to San Diego are near the typical level, with a median of $255.

📅 Best time to fly

April and May offer the lowest median prices

Historically, April and May offer the lowest median prices at $46 for flights from PHX to SAN.

⏱️ Flight duration

Direct flights average 1h 17m

Direct flights from Phoenix to San Diego typically take 1h 17m, while connecting flights average 11h 36m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 68.7% of routes, with a median of 1 stopover.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines is one of the carriers providing direct flights on the Phoenix to San Diego route.

🎯 Booking tip

Deals are frequent on this route

Deals are frequent, appearing within a 30-day window for flights from Phoenix to San Diego.

Phoenix main airports to depart from

Phoenix Sky Harbor International (PHX)

Cheapest

Phoenix Sky Harbor International Airport is a convenient and often more affordable option for flights to San Diego.

📍 ~6 km from Phoenix city center (reachable by car or public transport)

💸 Flights from ~$43

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

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

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

💸 Flights from ~$47

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is a useful alternative for Mexico-bound travelers due to its direct access via CBX.

📍 ~20 km from destination city (reachable by car)

💸 Flights from ~$396

Business & First Class Flight Deals to San Diego

Discover luxury on the budget with premium cabin class on flights from Phoenix 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 PHX

Elite

Dec 09

San Diego, United States

45% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Dec 02

San Diego, United States

45% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Dec 09

San Diego, United States

45% AI deal score

$397

$395

Save $2

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Oct 29

San Diego, United States

44% AI deal score

$394

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 07

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 07

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 13

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 11

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 13

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 17

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 04

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 04

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to San Diego

Historically, the optimal booking window for flights from Phoenix to San Diego is typically between 28 and 59 days prior to departure. During this period, the average price for a flight is around $392. Booking within 0-6 days of departure typically sees prices rise significantly, averaging $1041. Even booking 60+ days out can result in higher average fares of $522, suggesting that planning within the 28-59 day window offers the best value.

Across the trailing quarter, a good deal for a flight from Phoenix to San Diego is considered to be $137 or less. The median price for this route over the same period was $255. Prices can go as high as $418 or more, so securing a fare at or below the $137 threshold indicates a favorable price. This threshold is based on an analysis of prices over the trailing 90 days.

Historically, April and May have offered the cheapest flights from Phoenix to San Diego, with a median price of $46 for both months. December also presents a relatively low median price of $75. In contrast, the annual median price for this route is $255. Travelers looking for the most economical options should consider flying in April or May based on historical trends.

Related routes

More routes from Phoenix

Flights from Phoenix to Louisville Flights from Phoenix to Salt Lake City Flights from Phoenix to San Antonio Flights from Phoenix to San Francisco Flights from Phoenix to San Jose Flights from Phoenix to Seattle Flights from Phoenix to Seoul Flights from Phoenix to St. Louis Flights from Phoenix to Sydney Flights from Phoenix to Syracuse Flights from Phoenix to Tampa Flights from Phoenix to Thiruvananthapuram

Flights to San Diego from other cities

Flights from Pittsburgh to San Diego Flights from Providence to San Diego Flights from Raleigh to San Diego Flights from Reno to San Diego Flights from Sacramento to San Diego Flights from Salt Lake City to San Diego Flights from San Antonio to San Diego Flights from San Francisco to San Diego Flights from San Jose to San Diego Flights from Seattle to San Diego Flights from Singapore to San Diego Flights from Tampa to San Diego

Phoenix to San Diego: Overview

Insights for flights from Phoenix to San Diego

How much is a round trip from Phoenix to San Diego

Regular price: $67 - $168

Prices for flights from Phoenix to San Diego are currently below the regular range.

The regular price range for flights from Phoenix to San Diego is between $67 and $168. The current lowest deal is $47 with Frontier Airlines for travel from Oct 6-Oct 10.

now $47

Low $67

High $168

The cheapest time to fly from Phoenix to San Diego

April

Cheapest

Flights from $63

June

Most Expensive

Flights from $321

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Phoenix to San Diego

Frontier Airlines

Last-minute flights going from Phoenix to San Diego

Fri, Sep 18

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$337

$277

One-way

Fri, Oct 2

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$192

$105

One-way

Sat, Oct 3

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$193

$73

One-way

Mon, Oct 5

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$183

$75

One-way

Tue, Oct 6

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$89

$51

One-way

Tue, Oct 6

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$89

$51

One-way

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

3 nights

Oct 3 - Oct 6

$189 → $74

61%

5 nights

Oct 5 - Oct 10

$183 → $76

58%

4 nights

Oct 2 - Oct 6

$192 → $106

45%

14 nights

Oct 6 - Oct 20

$152 → $91

40%

Popular Airports to fly from Phoenix to San Diego

Phoenix - San Diego route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from Phoenix to San Diego are near the typical level, with a median of $255.

📅 Best time to fly

April and May offer the lowest median prices

Historically, April and May offer the lowest median prices at $46 for flights from PHX to SAN.

⏱️ Flight duration

Direct flights average 1h 17m

Direct flights from Phoenix to San Diego typically take 1h 17m, while connecting flights average 11h 36m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 68.7% of routes, with a median of 1 stopover.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines is one of the carriers providing direct flights on the Phoenix to San Diego route.

🎯 Booking tip

Deals are frequent on this route

Deals are frequent, appearing within a 30-day window for flights from Phoenix to San Diego.

Phoenix main airports to depart from

Phoenix Sky Harbor International (PHX)

Cheapest

Phoenix Sky Harbor International Airport is a convenient and often more affordable option for flights to San Diego.

📍 ~6 km from Phoenix city center (reachable by car or public transport)

💸 Flights from ~$43

San Diego main airports to arrive at

San Diego International (SAN)

Cheapest

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

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

💸 Flights from ~$47

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is a useful alternative for Mexico-bound travelers due to its direct access via CBX.

📍 ~20 km from destination city (reachable by car)

💸 Flights from ~$396

Business & First Class Flight Deals to San Diego

Discover luxury on the budget with premium cabin class on flights from Phoenix 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 PHX

Elite

Dec 09

San Diego, United States

45% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Dec 02

San Diego, United States

45% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Dec 09

San Diego, United States

45% AI deal score

$397

$395

Save $2

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Oct 29

San Diego, United States

44% AI deal score

$394

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 07

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 07

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 13

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 11

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 13

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 17

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 04

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

From PHX

Elite

Nov 04

San Diego, United States

44% AI deal score

$395

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to San Diego

Cheap Flights from Phoenix to San Diego

Today’s best flight deals from Phoenix to San Diego

Phoenix to San Diego: Overview

Insights for flights from Phoenix to San Diego

How much is a round trip from Phoenix to San Diego

The cheapest time to fly from Phoenix to San Diego

Direct flights from Phoenix to San Diego

Last-minute flights going from Phoenix to San Diego

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

Popular Airports to fly from Phoenix to San Diego

Phoenix - San Diego route insights

Recent fares are near the typical level

April and May offer the lowest median prices

Direct flights average 1h 17m

Connecting flights are dominant

Frontier Airlines offers direct flights

Deals are frequent on this route

Phoenix 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 09

Dec 02

Dec 09

Oct 29

Nov 07

Nov 07

Nov 13

Nov 11

Nov 13

Nov 17

Nov 04

Nov 04

Frequently Asked Questions About Flights to San Diego

How far in advance should I book a flight from Phoenix to San Diego?

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

Which months have the cheapest flights from Phoenix to San Diego?

What percentage of Phoenix to San Diego flights are direct?

How long is the flight from Phoenix to San Diego?

Should I set a price alert for Phoenix to San Diego flights?

Related routes

More routes from Phoenix

Flights to San Diego from other cities

Phoenix to San Diego: Overview

Insights for flights from Phoenix to San Diego

How much is a round trip from Phoenix to San Diego

The cheapest time to fly from Phoenix to San Diego

Direct flights from Phoenix to San Diego

Last-minute flights going from Phoenix to San Diego

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

Popular Airports to fly from Phoenix to San Diego

Phoenix - San Diego route insights

Recent fares are near the typical level

April and May offer the lowest median prices

Direct flights average 1h 17m

Connecting flights are dominant

Frontier Airlines offers direct flights

Deals are frequent on this route

Phoenix 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 09

Dec 02

Dec 09

Oct 29

Nov 07

Nov 07

Nov 13

Nov 11

Nov 13

Nov 17

Nov 04

Nov 04

Frequently Asked Questions About Flights to San Diego

How far in advance should I book a flight from Phoenix to San Diego?

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

Which months have the cheapest flights from Phoenix to San Diego?