Should I check nearby airports when flying from San Diego?

Checking nearby airports can sometimes lead to more affordable flight options or a wider selection of routes. While it may require additional travel time to reach a different airport, the potential savings can be significant. Always factor in ground transportation costs and convenience.

Can flexible dates help me find better fares from San Diego?

Yes, being flexible with your travel dates can often significantly help in finding better fares. Flights on weekdays or during off-peak seasons are usually more affordable than those on weekends or during popular holidays. Adjusting your departure or return by a few days may result in considerable savings.

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

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 expenses can help you budget accurately for your trip.

Flights

From San Diego

Cheap Flights from San Diego

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

Deals from

San Diego

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

Prices updated 4 days 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 San Diego

Browse current best options from San Diego.

SAN
San Francisco
United States • 2026-12-08
82% AI deal score
$67
$15
One-way
SAN
Phoenix
United States • 2027-01-06
75% AI deal score
$42
$19
One-way
SAN
Las Vegas
United States • 2026-11-24
74% AI deal score
$42
$21
One-way
SAN
Los Angeles
United States • 2027-01-13
74% AI deal score
$103
$39
One-way
SAN
Dallas
United States • 2026-12-01
87% AI deal score
$198
$43
One-way
SAN
Fresno
United States • 2026-11-13
49% AI deal score
$65
$54
One-way
SAN
Sacramento
United States • 2026-11-03
67% AI deal score
$75
$57
One-way
SAN
Portland
United States • 2026-12-21
68% AI deal score
$73
$62
One-way
SAN
Houston
United States • 2026-12-01
81% AI deal score
$180
$67
One-way
SAN
Philadelphia
United States • 2026-12-08
88% AI deal score
$213
$86
One-way

Flights from San Diego: Overview

Insights for flights from San Diego

For travelers looking for cheap flights from San Diego, the most frequently discounted destination recently has been San Francisco International. Right now, the cheapest fares from San Diego start at $34 for a roundtrip flight to San Francisco. You can also find deals to Phoenix starting from $41, and flights to Minneapolis are available from $111.

San Diego offers a broad range of flight options, with recent fares available to 340 unique cities over the last 90 days. While specific country distribution data is not available, this wide array of destinations indicates extensive connectivity for travelers departing from San Diego.

If you are seeking direct flights from San Diego, it is important to note that only 6.1% of recent fares were non-stop. This suggests that the majority of routes from San Diego involve at least one stop, making connecting flights a more common option for travelers.

When considering flight distances, the routes from San Diego show a significant lean towards longer journeys. Approximately 60% of recent fares were for long-haul flights, while medium-haul trips accounted for 30%. Short-haul flights made up the remaining 10% of the route mix, indicating that San Diego serves as a hub for more distant travel.

Most popular airlines from San Diego

Southwest Airlines

American Airlines

Delta Air Lines

United Airlines

Alaska Airlines, Inc.

JetBlue Airways

Air Canada

ACES Colombia

Last-minute flights going from San Diego soon

Mon, Oct 19

⌛ Last-Minute

SAN - Sydney

San Diego (SAN) - Sydney (SYD)

All Nippon Airways

$1,086

$979

One-way

Thu, Oct 8

⌛ Last-Minute

SAN - Dublin

San Diego (SAN) - Dublin (DUB)

KLM

$642

$765

One-way

Mon, Oct 19

⌛ Last-Minute

SAN - Barcelona

San Diego (SAN) - Barcelona (BCN)

KLM

$759

$815

One-way

Mon, Oct 19

⌛ Last-Minute

SAN - San Francisco

San Diego (SAN) - San Francisco (SFO)

Frontier Airlines

$97

$67

One-way

Mon, Oct 19

⌛ Last-Minute

SAN - Los Angeles

San Diego (SAN) - Los Angeles (LAX)

United Airlines

$105

$418

One-way

Most popular destinations to fly from San Diego

London

TOP

United Kingdom • Jan 2027

from

$631

Miami

TOP

United States • Nov 2026

from

$135

San Juan

TOP

United States • Dec 2026

from

$288

Dublin

TOP

Ireland • Nov 2026

from

$569

Chicago

TOP

United States • Nov 2026

from

$124

Amsterdam

TOP

Netherlands • Nov 2026

from

$636

Biggest price drops on international destinations from San Diego

-41%

SAN - Reykjavik

$1,020 → $601

-27%

SAN - Frankfurt

$805 → $590

-25%

SAN - Brussels

$737 → $556

-33%

SAN - San Juan

$423 → $284

Popular Airports from San Diego

San Diego airport insights

🗓️ Best days to catch a deal

Tue - Sat - Thu

Flights from San Diego are cheapest on Tuesday, Saturday, and Thursday, with fares as low as $19.

💸 Cheapest deals found

From ~$19 direct / ~$34 roundtrip

Ultra-low fares cluster on routes to San Francisco and Phoenix within the United States.

✈️ Airlines to watch

Frontier Airlines, Alaska Airlines, Inc., Breeze Airways, JetBlue Airways

These mixed carriers consistently offer popular domestic and international routes from San Diego.

⏱️ Best time to book

2-8 weeks in advance

Booking 2-8 weeks in advance offers the best prices, with fares tending to rise closer to departure.

📅 Cheapest travel period

Oct

Flights from San Diego tend to be lower in price during October.

🎯 Booking tip

Compare nearby airports first

Flights from CLD can be as low as $114, compared to $17 from SAN.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is ideal for travelers seeking convenient access to downtown San Diego.

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

💸 Flights from ~$38

McClellan–Palomar (CLD)

McClellan–Palomar is suitable for travelers in northern San Diego County seeking regional flights.

📍 ~47 km from city center (reachable by car)

💸 Flights from ~$249

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International is a useful alternative for Mexico-bound travelers, offering direct access via the Cross Border Xpress (CBX) terminal.

📍 ~26 km from San Diego (reachable by car)

💸 Flights from ~$75

Business & First Class Flight Deals from San Diego

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

Elite

Best Elite deals from San Diego

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

From SAN

Elite

Reykjavik

Iceland • May 2027

95% AI deal score

$13,648

$3,056

Save $10,592

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Santa Rosa

United States • Nov 2026

94% AI deal score

$597

$272

Save $325

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Chicago

United States • Dec 2026

94% AI deal score

$1,221

$719

Save $502

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Oakland

United States • Nov 2026

93% AI deal score

$516

$268

Save $248

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Phoenix

United States • Nov 2026

93% AI deal score

$434

$263

Save $171

Alaska Airlines, Inc.

Business Class

From SAN

Elite

San Jose

United States • Oct 2026

93% AI deal score

$451

$284

Save $167

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Chicago

United States • Feb 2027

92% AI deal score

$1,102

$699

Save $403

Alaska Airlines, Inc.

Business Class

From SAN

Elite

San Juan

United States • Nov 2026

92% AI deal score

$2,184

$725

Save $1,459

JetBlue Airways, +1

Business Class

From SAN

Elite

Denver

United States • Nov 2026

92% AI deal score

$683

$366

Save $317

Frontier Airlines

Business Class

From SAN

Elite

Oakland

United States • Jan 2027

92% AI deal score

$441

$271

Save $170

Alaska Airlines, Inc.

Business Class

From SAN

Elite

San Jose

United States • Nov 2026

91% AI deal score

$436

$274

Save $162

Alaska Airlines, Inc.

Business Class

From SAN

Elite

San Francisco

United States • Nov 2026

91% AI deal score

$381

$274

Save $107

Alaska Airlines, Inc.

Business Class

Booking Flights from San Diego: Frequently Asked Questions

To find cheaper flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Looking into flights with layovers may also present more affordable options than direct routes.

Booking flights in advance, often several months out, can sometimes secure lower prices. However, last-minute deals can occasionally appear, so it's wise to monitor fares. Prices can fluctuate, so checking regularly may help you find an optimal time to book.

When flying from San Diego, you might compare various domestic and international destinations. Consider places that align with your travel interests and budget. Exploring a range of options can help you discover unexpected and appealing travel opportunities.

Explore More Destinations from San Diego

Search more flights

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Departing from nearby city?

Flights from Long Beach Flights from Los Angeles Flights from Santa Ana Flights from Tijuana

Flights from San Diego: Overview

Insights for flights from San Diego

Most popular airlines from San Diego

Southwest Airlines

American Airlines

Delta Air Lines

United Airlines

Alaska Airlines, Inc.

JetBlue Airways

Air Canada

ACES Colombia

Last-minute flights going from San Diego soon

Mon, Oct 19

⌛ Last-Minute

SAN - Sydney

San Diego (SAN) - Sydney (SYD)

All Nippon Airways

$1,086

$979

One-way

Thu, Oct 8

⌛ Last-Minute

SAN - Dublin

San Diego (SAN) - Dublin (DUB)

KLM

$642

$765

One-way

Mon, Oct 19

⌛ Last-Minute

SAN - Barcelona

San Diego (SAN) - Barcelona (BCN)

KLM

$759

$815

One-way

Mon, Oct 19

⌛ Last-Minute

SAN - San Francisco

San Diego (SAN) - San Francisco (SFO)

Frontier Airlines

$97

$67

One-way

Mon, Oct 19

⌛ Last-Minute

SAN - Los Angeles

San Diego (SAN) - Los Angeles (LAX)

United Airlines

$105

$418

One-way

Most popular destinations to fly from San Diego

London

TOP

United Kingdom • Jan 2027

from

$631

Miami

TOP

United States • Nov 2026

from

$135

San Juan

TOP

United States • Dec 2026

from

$288

Dublin

TOP

Ireland • Nov 2026

from

$569

Chicago

TOP

United States • Nov 2026

from

$124

Amsterdam

TOP

Netherlands • Nov 2026

from

$636

Biggest price drops on international destinations from San Diego

-41%

SAN - Reykjavik

$1,020 → $601

-27%

SAN - Frankfurt

$805 → $590

-25%

SAN - Brussels

$737 → $556

-33%

SAN - San Juan

$423 → $284

Popular Airports from San Diego

San Diego airport insights

🗓️ Best days to catch a deal

Tue - Sat - Thu

Flights from San Diego are cheapest on Tuesday, Saturday, and Thursday, with fares as low as $19.

💸 Cheapest deals found

From ~$19 direct / ~$34 roundtrip

Ultra-low fares cluster on routes to San Francisco and Phoenix within the United States.

✈️ Airlines to watch

Frontier Airlines, Alaska Airlines, Inc., Breeze Airways, JetBlue Airways

These mixed carriers consistently offer popular domestic and international routes from San Diego.

⏱️ Best time to book

2-8 weeks in advance

Booking 2-8 weeks in advance offers the best prices, with fares tending to rise closer to departure.

📅 Cheapest travel period

Oct

Flights from San Diego tend to be lower in price during October.

🎯 Booking tip

Compare nearby airports first

Flights from CLD can be as low as $114, compared to $17 from SAN.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is ideal for travelers seeking convenient access to downtown San Diego.

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

💸 Flights from ~$38

McClellan–Palomar (CLD)

McClellan–Palomar is suitable for travelers in northern San Diego County seeking regional flights.

📍 ~47 km from city center (reachable by car)

💸 Flights from ~$249

Airports nearby San Diego used as alternative

Tijuana International (TIJ)

Tijuana International is a useful alternative for Mexico-bound travelers, offering direct access via the Cross Border Xpress (CBX) terminal.

United States • Nov 2026

91% AI deal score

$381

$274

Save $107

Alaska Airlines, Inc.

Business Class

Booking Flights from San Diego: Frequently Asked Questions

Cheap Flights from San Diego

Today’s best flight deals from San Diego

Flights from San Diego: Overview

Insights for flights from San Diego

Most popular airlines from San Diego

Last-minute flights going from San Diego soon

Most popular destinations to fly from San Diego

Biggest price drops on international destinations from San Diego

Popular Airports from San Diego

San Diego airport insights

Tue - Sat - Thu

From ~$19 direct / ~$34 roundtrip

Frontier Airlines, Alaska Airlines, Inc., Breeze Airways, JetBlue Airways

2-8 weeks in advance

Oct

Compare nearby airports first

San Diego main airports to depart from

Airports nearby San Diego used as alternative

Business & First Class Flight Deals from San Diego

Best Elite deals from San Diego

Reykjavik

Santa Rosa

Chicago

Oakland

Phoenix

San Jose

Chicago

San Juan

Denver

Oakland

San Jose

San Francisco

Booking Flights from San Diego: Frequently Asked Questions

How can I find cheap flights from San Diego?

When should I book flights from San Diego?

Which destinations should I compare when flying from San Diego?

Should I check nearby airports when flying from San Diego?

Can flexible dates help me find better fares from San Diego?

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

Explore More Destinations from San Diego

Search more flights

Departing from nearby city?

Flights from San Diego: Overview

Insights for flights from San Diego

Most popular airlines from San Diego

Last-minute flights going from San Diego soon

Most popular destinations to fly from San Diego

Biggest price drops on international destinations from San Diego

Popular Airports from San Diego

San Diego airport insights

Tue - Sat - Thu

From ~$19 direct / ~$34 roundtrip

Frontier Airlines, Alaska Airlines, Inc., Breeze Airways, JetBlue Airways

2-8 weeks in advance

Oct

Compare nearby airports first

San Diego main airports to depart from

Airports nearby San Diego used as alternative

Business & First Class Flight Deals from San Diego

Best Elite deals from San Diego

Reykjavik

Santa Rosa

Chicago

Oakland

Phoenix

San Jose

Chicago

San Juan

Denver

Oakland

San Jose

San Francisco

Booking Flights from San Diego: Frequently Asked Questions

How can I find cheap flights from San Diego?

When should I book flights from San Diego?

Which destinations should I compare when flying from San Diego?

Should I check nearby airports when flying from San Diego?

Can flexible dates help me find better fares from San Diego?

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

Explore More Destinations from San Diego