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Latest Flight Deals from Portland to San Diego

Book one-way or return flights from Portland to San Diego from as little as US$36. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PDX05:15
        5h 50m
        1 stop
        SAN11:05
        Wed, Aug 14|Portland - San Diego|Spirit Airlines
        US$36US$65
        46% OFF
        46% OFF
        US$65US$36
      • PDX05:20
        8h
        1 stop
        SAN13:20
        Tue, Jul 2|Portland - San Diego|Spirit Airlines
        US$37US$65
        43% OFF
        43% OFF
        US$65US$37
      • PDX09:36
        4h 56m
        1 stop
        SAN14:32
        Thu, Sep 5|Portland - San Diego|Frontier Airlines
        US$48US$65
        26% OFF
        26% OFF
        US$65US$48
      • PDX09:36
        4h 56m
        1 stop
        SAN14:32
        Tue, Aug 27|Portland - San Diego|Frontier Airlines
        US$51
        US$51
      • PDX08:41
        5h 49m
        1 stop
        SAN14:30
        Sat, Aug 17|Portland - San Diego|Frontier Airlines
        US$51
        US$51
      • PDX20:24
        2h 34m
        Direct
        SAN22:58
        Tue, Aug 6|Portland - San Diego|Spirit Airlines
        US$51
        US$51
      • PDX20:24
        2h 34m
        Direct
        SAN22:58
        Mon, Jul 15|Portland - San Diego|Spirit Airlines
        US$52
        US$52
      • PDX20:24
        2h 34m
        Direct
        SAN22:58
        Thu, Aug 1|Portland - San Diego|Spirit Airlines
        US$52
        US$52
      • PDX20:24
        2h 34m
        Direct
        SAN22:58
        Sat, Jul 13|Portland - San Diego|Spirit Airlines
        US$52
        US$52
      • PDX09:34
        2h 36m
        Direct
        SAN12:10
        Thu, Aug 15|Portland - San Diego|Spirit Airlines
        US$52
        US$52
      • PDX13:00
        3h 5m
        Direct
        SAN14:00
        Sat, Jul 6|Portland - San Diego|Spirit Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Portland to San Diego? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Portland to San Diego. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Portland to San Diego

View airlines operating flights from Portland to San Diego. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Spirit Airlines
From US$36
Frontier Airlines
From US$48
Alaska Airlines
From US$74
Delta Air Lines
From US$92
American Airlines
From US$102
United Airlines
From US$117
Southwest Airlines
From US$151
Hawaiian Airlines
From US$342
ANA airlines

Find more flights and airlines

Alternative Routes from Portland to San Diego

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Portland to San Diego.

  • Cheapest
    Spirit Airlines
    PDX
    05:15
    5h 50m
    1 transfer
    SAN
    11:05
    Portland International Airport - San Diego International Airport
    Wed, Aug 14Spirit Airlines
    US$36
  • Spirit Airlines
    PDX
    05:15
    5h 50m
    1 transfer
    SAN
    11:05
    Portland International Airport - San Diego International Airport
    Wed, Aug 14Spirit Airlines
    US$36
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Portland (PDX) to San Diego (SAN) the cheapest?

    Airlines adjust prices for flights from Portland to San Diego based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Portland (PDX) to San Diego (SAN) cost?

    According to Trip.com's data, the lowest price is around $281.

  • How long does it take to fly from Portland (PDX) to San Diego (SAN) and what is the distance?

    It takes around 2 hours 59 minutes to fly from Portland (PDX) to San Diego (SAN).

  • What is the transportation method from the main airport to downtown in San Diego?

    • The distance from San Diego International Airport to downtown is about 3km. It takes about 20 minutes by taxi.

  • What are the most popular airlines that fly from Portland (PDX) to San Diego (SAN)?

    Airlines with flights from Portland (PDX) to San Diego (SAN): Southwest Airlines, Alaska Airlines, Japan Airlines, Icelandair and Condor.

How to find a cheap flight from Portland to San Diego

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to San Diego. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Portland to San Diego

Cheapest nonstop flight price

$35

Cheapest round-trip ticket price

$86

Off-season for travel

February

Peak season for travel

December

Flight distance

1,502.8km

Average flight time

2 hours 59 minutes

Popular airline

American Airlines

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