What percentage of Phoenix to San Diego flights are direct?

In the trailing 90 days, approximately 31.3% of flights from Phoenix to San Diego were direct. For flights that included a stopover, 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 connection. Travelers should consider this when planning their journey and comparing flight options.

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

Yes, setting a price alert for Phoenix to San Diego flights is recommended. Historically, this route has been classified as 'frequent' in terms of deal availability. This suggests that price fluctuations and opportunities for good deals occur regularly. By setting an alert, travelers can be notified when prices drop, helping them secure a more favorable fare.

Flights From Phoenix

To San Diego

Cheap Flights from Phoenix to San Diego

Q: How long is the flight from Phoenix to San Diego?

The median direct flight time from Phoenix to San Diego is typically 1 hour and 17 minutes. This covers a distance of approximately 489 kilometers. For flights with one stop, the median duration is considerably longer, averaging 9 hours and 17 minutes. Travelers prioritizing speed and convenience should aim for direct flights to minimize travel time.

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

Deals from

Phoenix

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 Phoenix to San Diego

Explore current cheapest deals departing from Phoenix to San Diego

2026-08-26 – 2026-08-29
PHX - San Diego
74% AI deal score
$124
$45
Round trip
2026-10-19 – 2026-10-22
PHX - San Diego
75% AI deal score
$93
$45
Round trip
2026-08-19 – 2026-08-20
PHX - San Diego
74% AI deal score
$126
$46
Round trip
2026-08-17 – 2026-08-24
PHX - San Diego
73% AI deal score
$118
$46
Round trip
2026-08-27 – 2026-08-29
PHX - San Diego
74% AI deal score
$125
$46
Round trip
2026-08-17 – 2026-08-18
PHX - San Diego
74% AI deal score
$128
$46
Round trip
2026-08-15 – 2026-08-19
PHX - San Diego
74% AI deal score
$128
$46
Round trip
2026-08-19 – 2026-08-25
PHX - San Diego
73% AI deal score
$118
$46
Round trip
2026-08-17 – 2026-08-19
PHX - San Diego
74% AI deal score
$128
$46
Round trip
2026-08-17 – 2026-08-20
PHX - San Diego
74% AI deal score
$127
$46
Round trip

Phoenix to San Diego: Overview

Insights for flights from Phoenix to San Diego

The journey from Phoenix to San Diego covers a distance of 489 kilometers, classifying it as a short-haul route. This means you can expect a relatively quick travel time, making it convenient for short trips or weekend getaways.

For travelers seeking cheap flights from Phoenix to San Diego, prices typically range from $137 to $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. New deals appear almost daily, offering frequent opportunities to find favorable prices.

When is the cheapest time to fly from Phoenix to San Diego? You'll find the most affordable median fares in April and May, both at $46. December also presents a good option, with a median fare of $75. Planning your trip during these months could lead to significant savings.

Most itineraries for this route connect at least once, with only 31.3% of recent fares being non-stop. When connecting, the typical number of stopovers is 1. This means you should factor in additional travel time if your itinerary includes a layover.

How long is the flight from Phoenix to San Diego? A typical journey, including connections, takes about 1h 17m. While direct flights from Phoenix to San Diego also take 1h 17m, connecting itineraries have a significantly longer median travel time of 11h 36m. This difference highlights the impact of stopovers on your overall travel duration.

How much is a round trip from Phoenix to San Diego

Regular price: $70 - $159

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

The regular price range for flights from Phoenix to San Diego is between $70 and $159. The current lowest deal is $45 with Frontier Airlines for travel from Oct 19-Oct 22.

now $45

Low $70

High $159

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

Wed, Aug 12

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$130

$47

One-way

Wed, Aug 12

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$121

$47

One-way

Sat, Aug 15

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$127

$46

One-way

Sat, Aug 15

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$128

$46

One-way

Sat, Aug 15

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$117

$46

One-way

Sat, Aug 15

⌛ Last-Minute

PHX - San Diego

Phoenix (PHX) - San Diego (SAN)

Frontier Airlines

$129

$46

One-way

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

2 nights

Aug 15 - Aug 17

$129 → $46

64%

1 night

Aug 12 - Aug 13

$130 → $47

64%

1 night

Aug 17 - Aug 18

$128 → $46

64%

2 nights

Aug 17 - Aug 19

$128 → $46

64%

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 at a median of $255.

📅 Best time to fly

April is historically the cheapest month to fly

Historically, the cheapest month to fly from Phoenix to San Diego is April, with a median price of $63.

⏱️ Flight duration

Direct flights take 1h 17m

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

✈️ Airlines & availability

Frontier Airlines offers direct flights

Frontier Airlines offers direct flights on this route. Connecting flights are more common.

🏆 Airline highlight

Frontier Airlines has a recent deal for $45

Frontier Airlines recently offered a deal for $45 from Phoenix to San Diego for Oct 19-Oct 22.

🎯 Booking tip

Frequent deals are available on this route

Deals on flights from Phoenix to San Diego are frequent, appearing often in a 30-day window.

Phoenix main airports to depart from

Phoenix Sky Harbor International (PHX)

Cheapest

Phoenix Sky Harbor International Airport offers a convenient and 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 option for flights from Phoenix to San Diego.

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

💸 Flights from ~$43

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International (TIJ) is an extremely close alternative, especially for Mexico-bound travelers via CBX.

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

💸 Flights from ~$336

Business & First Class Flight Deals to San Diego

66% AI deal score

$356

$289

Save $67

Frequently Asked Questions About Flights to San Diego

Historically, the optimal booking window for flights from Phoenix to San Diego is typically 28-59 days prior to departure. During this period, the average price observed was $392. Booking within 0-6 days of departure generally saw average prices increase to $1041. For travelers planning 60 or more days out, the average price was around $522, indicating that waiting until closer to the 28-59 day window could offer better value.

Across the trailing quarter, a flight from Phoenix to San Diego is considered a good deal if it is priced at or below $137. The median price for this route during the same period was $255. Prices above $418 typically fall into the higher end of the spectrum. By aiming for prices at or below the $137 threshold, travelers can confidently secure a favorable fare.

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 presented a relatively low median price of $75. In contrast, the annual median price for this route across the trailing 270 days was $255. Travelers looking for the most economical options should consider flying during these typically cheaper months.

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: $70 - $159

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

The regular price range for flights from Phoenix to San Diego is between $70 and $159. The current lowest deal is $45 with Frontier Airlines for travel from Oct 19-Oct 22.

now $45

Low $70

High $159

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