$74 Cheap Flights from Portland (PDX) to San Diego (SAN)

View $74 flight on Mon, Jan 5, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to San Diego Intl. Airport (SAN)

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Today's featured flight deals from Portland International Airport (PDX) to San Diego Intl. Airport (SAN)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Portland to San Diego (PDX-SAN)

Prices were available within the past 7 days and start at $74 for one-way flights and $150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, Nov 7 - Sun, Nov 9
PDX
Portland
SAN
San Diego
$150 Roundtrip, just found
$150
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Nov 7 from Portland to San Diego, returning Sun, Nov 9, priced at $150 just found
Southwest Airlines
Thu, Nov 6 - Mon, Nov 10
PDX
Portland
SAN
San Diego
$152 Roundtrip, just found
$152
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Nov 6 from Portland to San Diego, returning Mon, Nov 10, priced at $152 just found
American Airlines
Mon, Nov 17 - Wed, Nov 19
PDX
Portland
SAN
San Diego
$153 Roundtrip, just found
$153
Roundtrip
just found
Select American Airlines flight, departing Mon, Nov 17 from Portland to San Diego, returning Wed, Nov 19, priced at $153 just found
Frontier Airlines
Mon, Nov 17 - Wed, Nov 19
PDX
Portland
SAN
San Diego
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 17 from Portland to San Diego, returning Wed, Nov 19, priced at $154 just found
Delta
Thu, Dec 4 - Mon, Dec 8
PDX
Portland
SAN
San Diego
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Delta flight, departing Thu, Dec 4 from Portland to San Diego, returning Mon, Dec 8, priced at $157 just found
American Airlines
Tue, Feb 3 - Wed, Feb 18
PDX
Portland
SAN
San Diego
$158 Roundtrip, just found
$158
Roundtrip
just found
Select American Airlines flight, departing Tue, Feb 3 from Portland to San Diego, returning Wed, Feb 18, priced at $158 just found
Frontier Airlines
Mon, Nov 17 - Thu, Nov 20
PDX
Portland
SAN
San Diego
$159 Roundtrip, just found
$159
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 17 from Portland to San Diego, returning Thu, Nov 20, priced at $159 just found
American Airlines
Tue, Feb 3 - Wed, Feb 18
PDX
Portland
SAN
San Diego
$159 Roundtrip, just found
$159
Roundtrip
just found
Select American Airlines flight, departing Tue, Feb 3 from Portland to San Diego, returning Wed, Feb 18, priced at $159 just found
Frontier Airlines
Sat, Nov 15 - Tue, Nov 18
PDX
Portland
SAN
San Diego
$160 Roundtrip, found 1 hour ago
$160
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Portland to San Diego, returning Tue, Nov 18, priced at $160 found 1 hour ago
Alaska Airlines
Sat, Nov 15 - Tue, Nov 18
PDX
Portland
SAN
San Diego
$162 Roundtrip, found 1 hour ago
$162
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Nov 15 from Portland to San Diego, returning Tue, Nov 18, priced at $162 found 1 hour ago

Find the cheapest month to fly from Portland (PDX) to San Diego (SAN)

January is typically the cheapest month to fly

From $76 - $226 per traveler.

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Abelardo L. Rodriguez Intl. TIJ. Average driving time to city center is 26 minutes. Flights from $418
TIJ
General Abelardo L. Rodriguez Intl.
Average driving time to city center26 min
Flights from $418
Select flight to McClellan-Palomar CLD. Cheapest option available. Average driving time to city center is 38 minutes. Flights from $339
CLD
McClellan-Palomar
Cheapest
Average driving time to city center38 min
Flights from $339

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN) cost?
Secure a cheap one-way flight from $74 or cheap return flight from $150 from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
Planning your trip for November can help you save, as it's the cheapest month for flights between PDX and SAN. You'll often find the lowest fares during off-peak months.
Which airlines fly direct from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
You can fly nonstop from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN) on an Alaska Airlines flight.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
To find the cheapest airline that'll fly you from PDX to SAN, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
Each day, an average of 4 nonstop flights take off from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN). Choose the departure date that fits your schedule best.
What are the most popular departure times for flights from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
More people fly between PDX and SAN at 2 PM than at any other point in the day. Rather skip the crowds? Try choosing a quieter departure window and it's possible you'll save on your ticket as well.
What day of the week has the most flights from PDX to SAN?
If you depart on a Friday, you'll get the widest range of options for flights from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN).
What is the earliest flight from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
Portland Intl. Airport (PDX)'s earliest flight to San Diego Intl. Airport (SAN) takes off at approximately 7:00AM UTC-8. With a travel time of 2h 30m, you'll land at around 9:30AM UTC-8.
How long does it take to fly from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
The average flight time from PDX to SAN is 2 hours and 29 minutes, covering a distance of 930 mi.
What airline has the least delays from PDX to SAN?
Alaska Airlines has the best track record for on-time direct flights from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN), with an on-time score of 83%. Use the Expedia App to view your flight schedule before you leave and get real-time updates about any changes.
What is the best time to fly from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
To arrive at San Diego Intl. Airport (SAN) without delays, select a flight that leaves from Portland Intl. Airport (PDX) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego from Portland Intl. Airport (PDX)?
Compare your flight options from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN). This is the only San Diego airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN) last-minute?
Booking your plane ticket from PDX to SAN just before your journey is generally more expensive. But if there's some wiggle room with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a PDX to SAN flight and hotel package?
You can save money by securing a PDX to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred flights and accommodations, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to San Diego Intl. Airport (SAN)?
If you booked your PDX to SAN flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Portland Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$150
Distance
933 mi
Average flight time
2 hours 58 mins

Book with confidence

Book with confidence

Portland to San Diego Flights

The cheapest times to fly from Portland to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to San Diego are during the month of November. You can find some of the cheapest flights from Portland to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to San Diego

Sunday is one of the best days to book for cheap flights from Portland to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $74 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to San Diego Flights

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Explore a world of travel with Expedia

*Available to One Key members.