PDX - SAN

C$ 97 Find Cheap Flights from Portland to San Diego – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 194
Typical prices: C$ 297-C$ 559
Alaska Airlines
Wed 5/12Wed 12/12
PDX - SAN • Direct
Cheapest one-way flights
C$ 97
Typical prices: C$ 178-C$ 386
Southwest
Tue 4/12
PDX - SAN • Direct
Direct flights
You can fly direct with Alaska Airlines and Southwest. Average duration is 2h 30m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 86% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 5 weeks in advance save around 53% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 25% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg C$ 325 (round-trip)
Shortest trip • 4h 10m (one-way)
Insights
Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to San Diego!
Flight Deals
Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Portland to San Diego

Sat, 5 Dec - Sat, 12 Dec
Alaska Airlines Logo
2:51 p.m. - 5:24 p.m.PDX  Portland-SAN San Diego
2h 33mdirect
Alaska Airlines Logo
5:58 p.m. - 8:50 p.m.SAN  San Diego-PDX Portland
2h 52mdirect
C$ 194Alaska Airlines
3+ days ago
Mon, 8 Feb - Thu, 11 Feb
Southwest Logo
5:15 a.m. - 9:45 a.m.PDX  Portland-SAN San Diego
4h 30m1 stop Phoenix Sky Harbor Intl
Southwest Logo
5:00 p.m. - 7:45 p.m.SAN  San Diego-PDX Portland
2h 45mdirect
C$ 202Southwest
3+ days ago
Wed, 2 Dec - Wed, 9 Dec
Southwest Logo
3:35 p.m. - 5:55 p.m.PDX  Portland-SAN San Diego
2h 20mdirect
Southwest Logo
12:30 p.m. - 7:20 p.m.SAN  San Diego-PDX Portland
6h 50m1 stop San Jose
C$ 208Southwest
3+ days ago
Wed, 2 Dec - Wed, 9 Dec
Southwest Logo
6:40 a.m. - 11:45 a.m.PDX  Portland-SAN San Diego
5h 05m2 stops Sacramento Intl Santa Barbara
Southwest Logo
4:10 p.m. - 6:45 p.m.SAN  San Diego-PDX Portland
2h 35mdirect
C$ 215Southwest
3+ days ago
Tue, 8 Dec - Tue, 8 Dec
Alaska Airlines Logo
9:00 a.m. - 11:27 a.m.PDX  Portland-SAN San Diego
2h 27mdirect
Alaska Airlines Logo
2:05 p.m. - 4:50 p.m.SAN  San Diego-PDX Portland
2h 45mdirect
C$ 218Alaska Airlines
2 days ago
Tue, 1 Dec - Mon, 7 Dec
Delta Logo
11:32 a.m. - 5:50 p.m.PDX  Portland-SAN San Diego
6h 18m1 stop Seattle/Tacoma Intl
Delta Logo
3:52 p.m. - 11:39 p.m.SAN  San Diego-PDX Portland
7h 47m1 stop Seattle/Tacoma Intl
C$ 222Delta
3+ days ago
Sat, 5 Dec - Sat, 12 Dec
Alaska Airlines Logo
9:00 a.m. - 11:27 a.m.PDX  Portland-SAN San Diego
2h 27mdirect
Alaska Airlines Logo
7:05 a.m. - 9:50 a.m.SAN  San Diego-PDX Portland
2h 45mdirect
C$ 225Alaska Airlines
2 days ago
Wed, 2 Dec - Wed, 9 Dec
Southwest Logo
6:40 a.m. - 11:45 a.m.PDX  Portland-SAN San Diego
5h 05m2 stops Sacramento Intl Santa Barbara
Southwest Logo
6:50 a.m. - 1:25 p.m.SAN  San Diego-PDX Portland
6h 35m1 stop Sacramento Intl
C$ 229Southwest
3+ days ago
Wed, 2 Dec - Sat, 19 Dec
Southwest Logo
10:15 a.m. - 12:30 p.m.PDX  Portland-SAN San Diego
2h 15mdirect
Southwest Logo
7:40 p.m. - 11:40 p.m.SAN  San Diego-PDX Portland
4h 00m1 stop Oakland
C$ 233Southwest
1 day ago
Wed, 2 Dec - Sat, 5 Dec
Southwest Logo
10:15 a.m. - 12:30 p.m.PDX  Portland-SAN San Diego
2h 15mdirect
Southwest Logo
7:35 a.m. - 12:30 p.m.SAN  San Diego-PDX Portland
4h 55m1 stop San Jose
C$ 239Southwest
2 days ago
Booking Insights

Price, demand, and travel trends for Portland to San Diego flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Portland to San Diego?

Round-trip flights from Portland to San Diego typically range from C$ 297 to C$ 559. The lowest price found in the past 5 days was C$ 194, on Alaska Airlines.

What's the cheapest day of the week to fly from Portland to San Diego?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Portland to San Diego. It's 12% cheaper than the average day, while Friday is the most expensive, with prices 7% higher.

What is the cheapest month to fly from Portland to San Diego?

•September and October are the cheapest months to fly from Portland to San Diego at C$ 309 round-trip.
•June (C$ 534) and July (C$ 504) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 72% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Portland to San Diego the cheapest?

Flights from Portland to San Diego are cheapest 5 weeks before departure. Booking in this window typically costs about 53% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Portland to San Diego flights

Low season

October

Cheapest flight

C$ 97
Beat the crowds with an average 21% drop in traveller numbers.
The most popular month to fly with an average 25% increase in traveller numbers.
One-way flight from Portland to San Diego

When to book flights from Portland to San Diego

Are your dates flexible? Find out the best times to travel from Portland to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Portland to San Diego flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Portland to San Diego?

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

    • Earliest: departs at 7:00 am and lands at 9:30 am
    • Latest: departs at 9:29 pm and lands at 11:59 pm.

    The flight takes about 2h 30m.

  • Which cabin classes can I book on flights from Portland to San Diego?

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

  • How long does a flight from Portland to San Diego take?

    A direct flight from Portland to San Diego takes 2h 30m, covering 2,416 km.

  • Do I need a passport to fly from Portland to San Diego?

    No, a passport is not required for this domestic route, but you will need another form of identification, such as a driver's licence.

  • How much should I expect to pay for a Portland to San Diego flight?

    Round-trip flights from Portland to San Diego range from C$ 297 to C$ 559, with an average of C$ 412 over the past 12 months. Anything below C$ 297 counts as a good deal.

  • How expensive are last-minute Portland to San Diego flights?

    Last-minute fares on this route (booked within two weeks of departure) run 73% above the C$ 412 route average. Book 5 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Portland to San Diego?

    On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 325 round-trip via Salt Lake City (SLC), compared to C$ 416 for direct.

  • What is the standard checked bag allowance on flights from Portland to San Diego?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 64–C$ 127 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Portland to San Diego?

    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.

  • How are flight departures from Portland to San Diego spread across the day?

    Morning is the busiest departure period on Portland to San Diego flights, with 58% leaving in that window. Afternoon departures account for 28%, Evening flights for 14%, and Night flights for 0%.

  • Which airlines offer Wi-Fi on Portland to San Diego flights?

    Alaska Airlines is the only airline on the Portland to San Diego route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from Portland to San Diego looking right now?

    One-way fares from Portland to San Diego are currently lower than usual. Average one-way flight prices are about C$ 129, which is 53% below the typical average for this route.

  • What car rental options are available at San Diego Airport (SAN)?

    San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates averaging C$ 75 for economy cars. Top options include:

    • Dollar
    • Europcar
    • Payless
    • Hertz
    • Thrifty

  • Which airports can I use when flying from Portland to San Diego?

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

  • What time of day has the fewest delays on flights from Portland to San Diego?

    Night flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed on the route from Portland to San Diego?

    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 three months, with delays averaging 1h 34m.

  • Which airports do connecting flights from Portland to San Diego pass through?

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

    • San Francisco (SFO) – 32% of one-stop connections
    • Seattle/Tacoma Intl (SEA) – 14% of one-stop connections
    • San Jose (SJC) – 12% of one-stop connections
    • Denver Intl (DEN) – 11% of one-stop connections

  • Can I save money by using flexible dates for flights from Portland to San Diego?

    Yes. Flexible dates can save you up to 18% on flights from Portland to San Diego. Wednesday is the cheapest departure day at C$ 366 round-trip on average, while Friday is the most expensive at C$ 442, a difference of C$ 76.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from Portland to San Diego?

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

    • Alaska Airlines
    • Southwest

  • How much time can I save by choosing a different layover airport when travelling from Portland to San Diego?

    Flying via San Jose (SJC) gives the shortest average 1-stop total travel time at 4h 10m, compared with 4h 55m via Los Angeles (LAX) and 4h 56m via Salt Lake City (SLC).

  • Which popular places can I visit in San Diego?

    Some of the most popular sights in San Diego are San Diego Convention Center, Old Town San Diego State Historic Park, and Mission Beach. These are among the most viewed places in San Diego on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Portland to San Diego flights?

    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.

  • Which airlines include bags at no extra cost on Portland to San Diego flights?

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

    • Alaska Airlines: a carry-on bag and a checked bag in Economy Class
    • Southwest: a cabin bag in Economy Class class
    • JetBlue: a cabin bag in Economy Class class

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

  • Are there nonstop flights from Portland to San Diego, California?

    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.

  • Are there amenities for families at Portland International Airport?

    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.

  • Does San Diego International Airport offer free Wi-Fi?

    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.

  • Where are ATMs at San Diego International Airport?

    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.

Your guide to booking Portland to San Diego flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Friday. On this route, Wednesday flights average C$ 366, about C$ 76 less than Friday fares (17% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 5 weeks before you fly. On this route, that window historically saves about 53% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Portland to San Diego trip for September. Fares historically average C$ 309 round-trip in that month – typically C$ 225 less than the most expensive month, which is June (based on the last 12 months).
  • For the best chance of arriving on time, fly with Alaska Airlines. Over the past three months, 86% of Alaska Airlines flights from Portland to San Diego arrived on time, slightly above the route average of 85%. When flights on this route arrive late, they're delayed by an average of 1h 34m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Salt Lake City Airport (SLC) can be cheaper than flying direct. The cheapest layover option averages C$ 325 round-trip on this route – about C$ 91 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Diego Airport.

    • Courtyard by Marriott San Diego Downtown Little Italy
    • Bay Club Hotel & Marina
    • Wyndham San Diego Bayside
  • For flights from Portland, Oregon, to San Diego, California, the Portland International Airport (PDX) is the preferred airport for departure. It’s served by different airlines, including Southwest, Delta, and American Airlines.
  • At the Portland International Airport, you can use free Wi-Fi. To use the Wi-Fi service, connect to their SSID “flypdx” then accept the terms and conditions presented.
  • If you want something to eat at Portland International Airport, there are several restaurants, including Café Yumm and McDonald's in Concourse C, Tillamook Market in Concourse E, and Deschutes Brewery in Concourse D.
  • To keep your pet calm, the Portland International Airport offers a pet relief area, which you can access at the south side of the Concourse Connector.
  • Flights from Portland International Airport arrive at the San Diego International Airport (SAN), which sits 3 miles away from downtown San Diego.
  • While at San Diego International Airport, if you need to relax, there are several lounges, including Airspace Lounge in Terminal 2, Gate 23 & 33, and United Club located in Terminal 2, Gate Mezzanine.
  • The Lost and Found office at San Diego International Airport is in Terminal 2 in the Baggage Claim area. It’s open from 6 am to 11 pm. You can also call airport support to report any issues.
  • Cash services are available from ATMs located throughout the terminals. There are ATMs in Terminal 1 in the Food Court, Terminal 2 gate concourses, and Terminal 2 West in the Baggage Claim area.

Prefer to fly direct from Portland to San Diego?

 
Find which airlines fly direct from Portland Airport to San Diego Airport, which days they fly and book direct flights.

Direct departures

Portland to San Diego

Monday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Tuesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Wednesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Thursday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Friday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Saturday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Sunday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

See more nonstop flights

Direct returns

San Diego to Portland

Monday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Tuesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Wednesday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Thursday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Friday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Saturday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

Sunday

Alaska Airlines,Southwest

Alaska Airlines,Southwest

See more nonstop flights

More options for your flight from Portland to San Diego

Complete your trip to San Diego with a hotel stay or car rental