£61 Cheap Flights from Portland (PDX) to San Diego (SAN)

View £61 flight on Wed, 23 Sept 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £61 for one-way flights and £122 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 23 Sept - Tue, 29 Sept
PDX
Portland
SAN
San Diego
£122 Return, found 3 days ago
£122
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 23 Sept from Portland to San Diego, returning Tue, 29 Sept, priced at £122 found 3 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
PDX
Portland
SAN
San Diego
£146 Return, found 6 days ago
£146
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Portland to San Diego, returning Wed, 27 May, priced at £146 found 6 days ago
Alaska Airlines
Wed, 23 Sept - Tue, 29 Sept
PDX
Portland
SAN
San Diego
£152 Return, found 3 days ago
£152
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 23 Sept from Portland to San Diego, returning Tue, 29 Sept, priced at £152 found 3 days ago
Alaska Airlines
Wed, 3 Jun - Thu, 4 Jun
PDX
Portland
SAN
San Diego
£156 Return, found 3 days ago
£156
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 3 Jun from Portland to San Diego, returning Thu, 4 Jun, priced at £156 found 3 days ago
Alaska Airlines
Mon, 1 Jun - Mon, 8 Jun
PDX
Portland
SAN
San Diego
£168 Return, found 1 day ago
£168
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 1 Jun from Portland to San Diego, returning Mon, 8 Jun, priced at £168 found 1 day ago
Alaska Airlines
Sat, 23 May - Sun, 24 May
PDX
Portland
SAN
San Diego
£168 Return, found 6 days ago
£168
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 23 May from Portland to San Diego, returning Sun, 24 May, priced at £168 found 6 days ago
Alaska Airlines
Mon, 1 Jun - Mon, 8 Jun
PDX
Portland
SAN
San Diego
£175 Return, found 1 day ago
£175
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 1 Jun from Portland to San Diego, returning Mon, 8 Jun, priced at £175 found 1 day ago
Alaska Airlines
Fri, 7 Aug - Tue, 11 Aug
PDX
Portland
SAN
San Diego
£178 Return, found 1 day ago
£178
Return
found 1 day ago
Select Alaska Airlines flight, departing Fri, 7 Aug from Portland to San Diego, returning Tue, 11 Aug, priced at £178 found 1 day ago
Alaska Airlines
Wed, 23 Sept - Tue, 29 Sept
PDX
Portland
SAN
San Diego
£181 Return, found 3 days ago
£181
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 23 Sept from Portland to San Diego, returning Tue, 29 Sept, priced at £181 found 3 days ago
JetBlue Airways
Wed, 3 Jun - Thu, 4 Jun
PDX
Portland
SAN
San Diego
£471 Return, found 3 days ago
£471
Return
found 3 days ago
Select JetBlue Airways flight, departing Wed, 3 Jun from Portland to San Diego, returning Thu, 4 Jun, priced at £471 found 3 days ago

Alternative airports near San Diego

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

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city centre is 5 minutes. Flights from £266
SAN
San Diego Intl.
CheapestClosest
Average driving time to city centre5 min
Flights from £266

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

May is typically the cheapest month to fly

From £104 - £171 per traveller.

Frequently asked questions

How much does a flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) cost?
One-way flights typically cost between £269 and £1,049 and return flights often range between £369 and £1,429. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
January is typically the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.), with average return fares of approximately £317. This is about 20% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights usually decreases. Other cheap months to fly from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) include February and September.
Which airlines fly direct from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Enter PDX to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The best airline to fly with from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) will differ from traveller to traveller. If you like to fly early, AS offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. AS offers the most daily flights from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The best time to fly from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) is September. This month offers a great balance, as it's both one of the cheapest and most popular times to travel, meaning you'll find good fares and plenty of flight options. You can expect return flights to be around £317. September in San Diego typically offers pleasant weather, making it an ideal time for a visit.
How many flights per day from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
When flying from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.), you'll find approximately 1 nonstop flight per day. For even more choice, look at flights that include layovers, as there are around 69 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO), and Sacramento Intl. (SMF).
What is the earliest flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) typically departs at approximately 12:05 AM local time. This flight is operated by American Airlines. This is a seasonal service active in June and July. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You'll find the most flights from Portland International Airport (PDX) to San Diego International Airport (SAN) on a Friday, with around 94 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Alaska Airlines, Southwest Airlines, and Delta Air Lines. Looking at the week, Fridays and Thursdays tend to have slightly more flights than other days, offering you a good selection.
What are the most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) are in the early morning, between 6am and 9am. This accounts for around 23% of total traffic. Many major carriers, including Southwest Airlines and Alaska Airlines, offer flights during this window. Many travellers prefer these early flights as they allow you to arrive in San Diego with plenty of time to start your day.
How long does it take to fly from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
A nonstop flight from PDX to SAN typically takes around 2 hours 30 minutes, covering approximately 934 miles. Connecting flights on this route usually add 4 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Select the "Business class" and "First class" filters when looking for PDX to SAN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
A direct, return business class ticket from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) typically costs between £1,720 - £2,313. You may also be able to find a cheaper business class journey between Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Anaa (AAA) (AAA) to Toronto, ON (YYZ-Pearson Intl.) (YYZ) if you opt for a connecting flight.
How do I earn miles on a Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego from Portland Intl. (PDX)?
If you're planning to travel to San Diego from Portland Intl. (PDX), you can fly directly into San Diego Intl. (SAN) Some flights may connect through major hubs like San Francisco Intl. (SFO), Denver Intl. (DEN), Norman Y. Mineta San Jose Intl. (SJC) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Portland, OR (PDX-Portland Intl.) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. 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

0
Origin airport
Portland Intl.
Destination airport
San Diego Intl.
Return price
£122
Distance
1493 km

Book with confidence

Compare flights from Portland to San Diego easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Portland to San Diego. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Diego Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Portland Intl. to San Diego Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Portland Intl. (PDX) to San Diego Intl. (SAN)

The easiest way to view the best deals on flights from Portland to San Diego today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Portland Intl. to San Diego Intl. start at just £122 and range up to £471.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Portland and San Diego
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Portland to San Diego flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Portland Intl. to San Diego Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Portland to San Diego easily and book with confidence

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