£52 Find Cheap Flights from Portland to San Diego – Compare and Save

These are the earliest and latest flight times available from Portland to San Diego:

• Earliest: departs at 07:00 and lands at 09:33
• Latest: departs at 21:29 and lands at 00:02.

The flight takes about 2h 33m.

Only Economy class is available on flights from Portland to San Diego.

A direct flight from Portland to San Diego takes 2h 33m, covering 933 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Return flights from Portland to San Diego range from £159 to £302, with an average of £223 over the past 12 months. Anything below £159 counts as a good deal.

Last-minute fares on this route (booked within 2 weeks of departure) run 74% above the route average of £223. Book 14 weeks before departure for the lowest fares.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £118 return via Phoenix Sky Harbor Intl (PHX), compared with £224 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £34–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Alaska Airlines and Southwest. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

Morning is the busiest departure period on Portland to San Diego flights, with 51% leaving in that window. Afternoon departures account for 37%, Evening flights for 12%, and Night flights for 0%.

Two airlines offer in-flight Wi-Fi on Portland to San Diego flights:

• Alaska Airlines
• JetBlue

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty programme, while others are paid add-ons priced by flight length.

One-way fares from Portland to San Diego are currently lower than usual. Average one-way flight prices are about £71, which is 50% below the typical average for this route.

San Diego Airport (SAN) hosts 5 major car hire companies, with daily rates starting from around £10 for economy cars. Top options include:
• Dollar
• Payless
• Europcar
• Thrifty
• Fox

Flights from Portland to San Diego usually depart from Portland (PDX) and arrive at San Diego (SAN).

Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Portland to San Diego route, 15% of flights were delayed in the past 3 months, with delays averaging 1 hour 32 minutes.

One-stop flights from Portland to San Diego most commonly connect through:

• San Francisco (SFO) – 26% of one-stop connections
• San Jose (SJC) – 17% of one-stop connections
• Denver Intl (DEN) – 13% of one-stop connections
• Seattle/Tacoma Intl (SEA) – 13% of one-stop connections

San Francisco (SFO) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 21% on the Portland to San Diego route. Tuesday is the cheapest departure day at £199 return on average, while Sunday is the most expensive at £250, a difference of £52. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

2 airlines operate flights between Portland and San Diego. The airlines offering direct flights on this route include:

• Alaska Airlines
• Southwest

Flying via San Jose (SJC) gives the shortest average 1-stop total travel time of 4h 11m, compared to 4h 40m via Salt Lake City (SLC) and 4h 54m via San Francisco (SFO).

Some of the most popular sights in San Diego are San Diego Convention Center, SDSU Downtown Gallery, and La Jolla Cove. These are among the most viewed places in San Diego on KAYAK.

Among airlines operating Portland to San Diego flights:

• Alaska Airlines: offers extra legroom; offers free seat selection
• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy class
• Southwest: a cabin bag and a checked bag in Economy class
• JetBlue: a cabin bag in Economy class class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

There are several nonstop flights you can use to fly from Portland to San Diego. Alaska Airlines offers a nonstop flight from Portland International Airport to San Diego International Airport. You can also use a United Airlines flight with one stop at San Francisco International Airport (SFO), but this could take a bit longer. Book through KAYAK if you want information about different flights to pick the most suitable route.

If you’re traveling with your family and have a small baby, the Portland International Airport offers lactation rooms located in B and D concourses. The rooms are equipped with a deep sink, a comfortable chair, electrical outlets, and adjustable lighting. Also, there is a play area for your kids near the concourse D and E security checkpoint, pre-security. Another play area is near gate C17 in Concourse C after security checkpoints.

You can use San Diego International Airport’s free Wi-Fi. The airport offers 2h sessions, so if you need to access something quickly on the internet, enable your Wi-Fi and connect to “#SANfreewifi.” For additional time, you simply log back in for another session.

There are ATMs throughout the airport by Bank of America. Non-Bank of America customers pay about $2.50 per transaction. In Terminal 1, you can find ATMs near Gate 1 past the checkpoint, in the Lobby near the food court, near Gate 5, and near Gate 13. In Terminal 2, there are ATMs at Gates 20-32 near the escalator, near Gate 23 past the checkpoint, and in the Baggage Claim area near Carousel 4.